:root {
    --black: #0a0a0a;
    --white: #fafafa;
    --gray-50: #f8f8f8;
    --gray-100: #f0f0f0;
    --gray-200: #e8e8e8;
    --gray-400: #999;
    --gray-500: #7d7d7d;
    --gray-600: #666;
    --gray-700: #4f4f4f;
    --accent: #0a0a0a;
    --accent-mid: #333;
    --accent-light: #f0f0f0;
    --accent-glow: rgba(0, 0, 0, 0.04);
    --sub: #0a0a0a;
    --sub-mid: #333;
    --sub-dark: #666;
    --sub-light: #f5f5f5;
    --slate: #f5f5f5;
    --flow-step-purple: #7759f6;
    --flow-step-purple-soft: rgba(119, 89, 246, 0.14);
    --flow-step-lime: #d1ed42;
    --font-jp: 'Noto Sans JP', sans-serif;
    --font-en: 'DM Sans', sans-serif;
  }

  * { margin: 0; padding: 0; box-sizing: border-box; }
  html { scroll-behavior: smooth; font-size: 16px; }

  body {
    font-family: var(--font-jp);
    color: var(--black);
    background: var(--gray-100);
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
  }

  .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }

  /* ===== HEADER ===== */
  header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    padding: 1rem 2.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--gray-100);
  }

  .logo {
    font-family: var(--font-en);
    font-weight: 800;
    font-size: 1.35rem;
    letter-spacing: 0.06em;
    color: var(--black);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.7rem;
  }

  .logo-tag {
    font-family: var(--font-jp);
    font-weight: 500;
    font-size: 0.65rem;
    letter-spacing: 0.08em;
    color: var(--accent);
    background: var(--accent-light);
    padding: 0.2rem 0.6rem;
    border-radius: 2px;
  }

  .header-nav {
    display: flex;
    align-items: center;
    gap: 1.8rem;
    margin-left: auto;
    margin-right: 1.5rem;
  }

  .header-nav a {
    font-size: 0.82rem;
    color: var(--gray-600);
    text-decoration: none;
    font-weight: 400;
    letter-spacing: 0.02em;
    transition: color 0.2s;
  }

  .header-nav a:hover {
    color: var(--black);
  }

  .header-cta {
    font-size: 0.82rem;
    color: var(--gray-600);
    text-decoration: none;
    font-weight: 400;
    letter-spacing: 0.02em;
    transition: color 0.2s;
  }

  .header-cta:hover { color: var(--black); }

  .hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 101;
  }
  .hamburger span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--black);
    margin: 4px 0;
    transition: transform 0.3s, opacity 0.3s;
  }
  .hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
  }
  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }
  .hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
  }
  .header-nav-cta { display: none; }

  /* ===== HERO ===== */
  .hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 8rem 2.5rem 4rem;
    position: relative;
    overflow: hidden;
    background: var(--gray-100);
  }

  .hero-inner {
    max-width: 1600px;
    margin: 0 auto;
    width: 100%;
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    align-items: center;
    gap: 3rem;
  }

  .hero-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding-left: 4rem;
  }

  .hero-visual {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    position: relative;
    min-width: 0;
  }

  .hero-visual::before {
    content: '';
    position: absolute;
    top: 52%;
    left: 62%;
    width: clamp(52rem, 82vw, 80rem);
    aspect-ratio: 3 / 2;
    transform: translate(-50%, -50%);
    background: url('../images/hero-bg.webp') center / contain no-repeat;
    opacity: 0.56;
    z-index: 0;
    pointer-events: none;
    mask-image: linear-gradient(to right, transparent 0%, rgba(0,0,0,0.35) 10%, rgba(0,0,0,1) 24%, rgba(0,0,0,1) 93%, transparent 100%);
    -webkit-mask-image: linear-gradient(to right, transparent 0%, rgba(0,0,0,0.35) 10%, rgba(0,0,0,1) 24%, rgba(0,0,0,1) 93%, transparent 100%);
  }

  .hero-visual img {
    width: 100%;
    height: auto;
    position: relative;
    z-index: 1;
  }

  .hero-label {
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--black);
    margin-bottom: 1rem;
  }

  .hero-price-wrap {
    display: inline-block;
    margin-bottom: 0.5rem;
    padding-bottom: 0.3rem;
    border-bottom: 4px solid transparent;
    border-image: linear-gradient(90deg, #7759f6, #a89cf7 40%, #e2e88a 60%, #d1ed42) 1;
  }

  .hero-price {
    font-family: var(--font-en);
    font-size: clamp(4rem, 10vw, 7rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.0;
    color: var(--black);
    display: inline-block;
    padding-bottom: 0.15em;
    border-bottom: none;
    white-space: nowrap;
  }

  .hero-price .currency {
    font-size: 0.35em;
    font-weight: 700;
    color: var(--black);
    vertical-align: baseline;
    letter-spacing: 0;
  }

  .hero-price .price-sub {
    font-size: 0.16em;
    font-weight: 400;
    color: var(--gray-400);
    letter-spacing: 0;
    margin-left: 0.2rem;
  }

  .hero-actions {
    margin-top: 3rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
  }

  .hero-cta {
    display: inline-block;
    padding: 1.05rem 3.5rem;
    background: var(--black);
    color: #fff;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    border-radius: 3px;
    transition: opacity 0.2s, transform 0.15s;
  }

  .hero-cta-secondary {
    background: transparent;
    color: var(--black);
    border: 1px solid var(--black);
  }

  .hero-cta:hover {
    opacity: 0.8;
    transform: translateY(-1px);
  }

  .hero-accent-line {
    display: none;
  }

  /* ===== SUBPAGE HERO ===== */
  .subpage-hero {
    padding: 8rem 2.5rem 4rem;
    background: linear-gradient(180deg, var(--gray-100) 0%, #fff 100%);
  }

  .subpage-hero-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(300px, 400px);
    gap: 2rem;
    align-items: start;
  }

  .subpage-kicker {
    font-family: var(--font-en);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent);
  }

  .subpage-title {
    margin-top: 0.8rem;
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.15;
  }

  .subpage-lead {
    max-width: 680px;
    margin-top: 1.25rem;
    font-size: 0.96rem;
    color: var(--gray-600);
    font-weight: 300;
    line-height: 2;
  }

  .subpage-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    margin-top: 1.4rem;
  }

  .subpage-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.36rem 0.85rem;
    border-radius: 999px;
    border: 1px solid rgba(119, 89, 246, 0.24);
    background: rgba(255, 255, 255, 0.92);
    font-size: 0.76rem;
    font-weight: 500;
    color: var(--gray-700);
  }

  .subpage-actions {
    margin-top: 2rem;
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
  }

  .subpage-panel {
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(119, 89, 246, 0.32);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 18px 40px rgba(10, 10, 10, 0.04);
  }

  .subpage-panel + .subpage-panel {
    margin-top: 1rem;
  }

  .subpage-panel-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
  }

  .subpage-panel-text {
    font-size: 0.86rem;
    color: var(--gray-600);
    font-weight: 300;
    line-height: 1.9;
  }

  .subpage-panel-list {
    list-style: none;
    margin: 0.8rem 0 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
  }

  .subpage-panel-list li {
    position: relative;
    padding-left: 1rem;
    font-size: 0.84rem;
    color: var(--gray-600);
    font-weight: 300;
    line-height: 1.8;
  }

  .subpage-panel-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.62rem;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--gray-400);
  }

  .page-section {
    max-width: 1100px;
  }

  .plan-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
  }

  .plan-card {
    display: flex;
    flex-direction: column;
    height: 100%;
  }

  .plan-price {
    font-family: var(--font-en);
    font-size: 1.65rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.1;
  }

  .plan-price-note {
    margin-top: 0.2rem;
    font-size: 0.76rem;
    color: var(--gray-500);
    line-height: 1.7;
  }

  .plan-list {
    list-style: none;
    margin: 1rem 0 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
  }

  .plan-list li {
    position: relative;
    padding-left: 1rem;
    font-size: 0.8rem;
    color: var(--gray-600);
    font-weight: 300;
    line-height: 1.7;
  }

  .plan-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.58rem;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--gray-400);
  }

  .plan-card-footer {
    margin-top: auto;
    padding-top: 1.2rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.8rem;
  }

  .plan-status {
    display: inline-flex;
    align-items: center;
    padding: 0.34rem 0.8rem;
    border-radius: 999px;
    font-size: 0.74rem;
    font-weight: 600;
    letter-spacing: 0.02em;
  }

  .plan-status.is-active {
    background: rgba(209, 237, 66, 0.28);
    color: var(--black);
  }

  .plan-status.is-coming {
    background: rgba(119, 89, 246, 0.12);
    color: #5a46bb;
  }

  .plan-cta {
    padding: 0.9rem 1.4rem;
  }

  .subtle-note {
    margin-top: 1rem;
    font-size: 0.84rem;
    color: var(--gray-500);
    line-height: 1.8;
  }

  /* ===== WAVE DIVIDER ===== */
  .wave-divider {
    position: relative;
    width: 100%;
    overflow: hidden;
    line-height: 0;
    background: var(--gray-100);
  }
  .wave-divider svg {
    display: block;
    width: 100%;
    height: 150px;
  }

  /* ===== PAIN POINTS ===== */
  .pain-section {
    padding: 4rem 2.5rem;
    background: #fff;
    max-width: none;
  }
  .pain-inner {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
  }
  .pain-visual {
    position: relative;
    margin-top: 1.5rem;
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
  }
  .pain-bg-img {
    width: 100%;
    height: auto;
    display: block;
  }
  .bubble {
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: translateY(var(--bubble-shift-y, 0));
    padding: 0 0.5rem;
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--black);
    text-align: center;
    line-height: 1.75;
  }
  .bubble-left {
    --bubble-shift-y: 1.28rem;
    top: 24%;
    left: 7%;
    width: 30%;
    height: 22%;
  }
  .bubble-center {
    --bubble-shift-y: -0.8rem;
    top: 10%;
    left: 37.1%;
    width: 28%;
    height: 23%;
  }
  .bubble-right {
    --bubble-shift-y: 1.08rem;
    top: 23%;
    right: 6.8%;
    width: 28%;
    height: 25%;
  }

  /* ===== SECTIONS ===== */
  section {
    padding: 4rem 2.5rem;
    max-width: 960px;
    margin: 0 auto;
  }

  .section-border {
    border-top: 1px solid var(--gray-200);
  }

  .section-label {
    font-family: var(--font-en);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.5rem;
  }

  .section-title {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.5;
    margin-bottom: 1.5rem;
  }

  /* ===== WHAT IS LLMO ===== */
  .llmo-section {
    background: var(--gray-100);
    border-top: none;
    padding: 2rem 2.5rem;
  }

  .llmo-inner {
    max-width: 960px;
    margin: 0 auto;
  }

  .llmo-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(300px, 420px);
    align-items: center;
    gap: 2.5rem;
  }

  .llmo-copy .section-title {
    margin-bottom: 1rem;
  }

  .llmo-desc {
    font-size: 1rem;
    line-height: 2.1;
    color: var(--gray-600);
    font-weight: 300;
    max-width: 640px;
  }

  .llmo-desc strong {
    color: var(--black);
    font-weight: 500;
  }

  .llmo-visual {
    display: flex;
    justify-content: center;
  }

  .llmo-image {
    width: 100%;
    max-width: 420px;
    height: auto;
    display: block;
  }

  /* ===== FLOW DIAGRAM ===== */
  /* ===== SERVICE CARDS ===== */
  .service-section {
    background: var(--gray-100);
    padding: 4rem 2.5rem;
  }
  .service-inner {
    max-width: 960px;
    margin: 0 auto;
  }
  .service-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
  .service-card {
    background: var(--white);
    border: 1px solid rgba(119, 89, 246, 0.42);
    border-radius: 18px;
    padding: 2rem 1.8rem;
    transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
  }
  .service-card:hover {
    border-color: #7759f6;
    box-shadow: 0 18px 40px rgba(10, 10, 10, 0.08);
    transform: translateY(-4px);
  }
  .service-card-num {
    font-family: var(--font-en);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    color: var(--accent);
    margin-bottom: 0.8rem;
  }
  .service-card-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
    line-height: 1.5;
  }
  .service-card-with-illustration .service-card-title {
    margin-bottom: 0.6rem;
  }
  .service-card-illustration {
    width: min(100%, 190px);
    height: auto;
    display: block;
    margin: 0 auto 1rem;
  }
  .service-card-desc {
    font-size: 0.88rem;
    color: var(--gray-600);
    font-weight: 300;
    line-height: 1.9;
  }
  .service-card-note {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.78rem;
    color: var(--gray-400);
  }

  .flow-section {
    background: var(--gray-100);
    padding: 4rem 2.5rem;
  }

  .flow-inner {
    max-width: 1080px;
    margin: 0 auto;
  }

  .flow-intro {
    max-width: 760px;
    margin-top: 1rem;
    font-size: 0.95rem;
    color: var(--gray-600);
    line-height: 1.9;
  }

  .flow-timeline {
    display: grid;
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 0 2.5rem;
    margin-top: 2.5rem;
  }

  .flow-row {
    display: contents;
  }

  /* --- Timeline step (left column) --- */
  .flow-step {
    position: relative;
    padding: 0.15rem 0 0 2.4rem;
    border-left: 1.5px solid rgba(119, 89, 246, 0.28);
    margin-left: 0.35rem;
    align-self: stretch;
  }

  /* dot on the timeline */
  .flow-step::before {
    content: "";
    position: absolute;
    left: -5px;
    top: 0.15rem;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--flow-step-purple);
    box-shadow: 0 0 0 5px var(--flow-step-purple-soft);
  }

  /* hide line for last step */
  .flow-row:last-child .flow-step {
    border-left-color: transparent;
  }

  .flow-step-num {
    font-family: var(--font-en);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    color: var(--flow-step-purple);
    margin-bottom: 0.35rem;
  }

  .flow-step-title {
    position: relative;
    display: inline-block;
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    padding-bottom: 0.35rem;
  }

  .flow-step-title::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 2px;
    border-radius: 999px;
    background: var(--flow-step-lime);
    opacity: 0.9;
  }

  .flow-step-desc {
    font-size: 0.88rem;
    color: var(--gray-600);
    font-weight: 300;
    line-height: 1.9;
  }

  /* --- Detail (right column) --- */
  .flow-detail {
    padding: 0.4rem 0 2rem;
    align-self: stretch;
  }

  .flow-detail-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
  }

  .flow-detail-list li {
    position: relative;
    padding-left: 1.1rem;
    font-size: 0.84rem;
    color: var(--gray-700);
    line-height: 1.7;
  }

  .flow-detail-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.55rem;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--gray-400);
  }

  .flow-detail-example {
    position: relative;
    margin-top: 1rem;
    margin-left: 0.3rem;
    padding: 0 0 0.15rem 1.2rem;
    border-left: 1.5px solid var(--gray-400);
    font-size: 0.8rem;
    color: var(--gray-600);
    line-height: 1.8;
  }

  .flow-detail-example::after {
    content: "";
    position: absolute;
    left: -1.5px;
    bottom: 0;
    width: 0.75rem;
    height: 1.5px;
    background: var(--gray-400);
  }

  .flow-detail-example-label {
    display: block;
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--gray-500);
    letter-spacing: 0.03em;
    margin-bottom: 0.15rem;
  }

  /* ===== CASE ===== */
  .case-section {
    background: var(--gray-100);
    max-width: none;
    margin: 0;
    padding: 0 2.5rem 4.5rem;
  }

  .case-inner {
    max-width: 1080px;
    margin: 0 auto;
  }

  .case-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem 1.5rem;
    margin-bottom: 1.5rem;
  }

  .case-carousel-title {
    margin-bottom: 0;
    max-width: 760px;
  }

  .case-carousel-nav {
    display: inline-flex;
    align-items: center;
    flex-direction: row;
    flex-wrap: nowrap;
    white-space: nowrap;
    gap: 0.75rem;
    flex-shrink: 0;
  }

  .case-carousel-button {
    width: 2.8rem;
    height: 2.8rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(119, 89, 246, 0.32);
    border-radius: 999px;
    background: var(--white);
    color: var(--black);
    font-size: 1rem;
    line-height: 1;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  }

  .case-carousel-button:hover {
    border-color: rgba(119, 89, 246, 0.6);
    box-shadow: 0 12px 24px rgba(10, 10, 10, 0.08);
    transform: translateY(-1px);
  }

  .case-carousel-button:focus-visible {
    outline: 2px solid rgba(119, 89, 246, 0.4);
    outline-offset: 3px;
  }

  .case-carousel-status {
    min-width: 5.4rem;
    text-align: center;
    font-family: var(--font-en);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--gray-500);
  }

  .case-slide[hidden] {
    display: none !important;
  }

  .case-layout {
    display: grid;
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    gap: 1.5rem 2rem;
    align-items: start;
  }

  .case-copy {
    background: var(--white);
    border: 1px solid rgba(119, 89, 246, 0.28);
    border-radius: 20px;
    padding: 2rem;
  }

  .case-lead {
    font-size: 0.98rem;
    color: var(--gray-600);
    font-weight: 300;
    line-height: 1.95;
  }

  .case-lead strong {
    color: var(--black);
    font-weight: 700;
  }

  .case-meta {
    display: grid;
    gap: 0.85rem;
    margin-top: 1.5rem;
  }

  .case-meta-item {
    padding-bottom: 0.85rem;
    border-bottom: 1px solid var(--gray-200);
  }

  .case-meta-item:last-child {
    padding-bottom: 0;
    border-bottom: none;
  }

  .case-meta-label {
    display: block;
    font-family: var(--font-en);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--gray-400);
    margin-bottom: 0.2rem;
  }

  .case-meta-value {
    font-size: 0.9rem;
    color: var(--black);
    font-weight: 500;
    line-height: 1.7;
  }

  .case-note {
    margin-top: 1.2rem;
    font-size: 0.78rem;
    color: var(--gray-500);
    line-height: 1.8;
  }

  .case-proof-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
  }

  .case-proof-grid-browser {
    grid-template-columns: 1fr;
  }

  .case-proof-card {
    margin: 0;
    padding: 0;
    background: transparent;
    border: none;
    box-shadow: none;
  }

  .case-phone-frame {
    max-width: 260px;
    margin: 0 auto;
    padding: 12px 10px 14px;
    border-radius: 34px;
    background: linear-gradient(180deg, #1f1f1f 0%, #050505 100%);
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.14),
      0 18px 36px rgba(10, 10, 10, 0.12);
  }

  .case-phone-frame img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 26px;
    background: #fff;
  }

  .case-browser-frame {
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 20px;
    padding-top: 2.75rem;
    background:
      radial-gradient(circle at 24px 20px, #ff5f57 0 5px, transparent 6px),
      radial-gradient(circle at 44px 20px, #febc2e 0 5px, transparent 6px),
      radial-gradient(circle at 64px 20px, #28c840 0 5px, transparent 6px),
      linear-gradient(180deg, #eef2f7 0, #eef2f7 44px, #ffffff 44px, #ffffff 100%);
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.7),
      0 18px 36px rgba(10, 10, 10, 0.12);
  }

  .case-browser-frame img {
    width: 100%;
    height: auto;
    display: block;
    background: #fff;
  }

  .case-proof-caption {
    margin-top: 0.8rem;
    font-size: 0.78rem;
    color: var(--gray-500);
    line-height: 1.8;
    text-align: center;
  }

  .case-chart-frame {
    position: relative;
    padding: 1.8rem 1.6rem 1.4rem;
    border-radius: 20px;
    background: linear-gradient(180deg, #ffffff 0%, #f7f5ff 100%);
    border: 1px solid rgba(119, 89, 246, 0.12);
    box-shadow: 0 18px 36px rgba(10, 10, 10, 0.08);
  }

  .case-chart-svg {
    display: block;
    width: 100%;
    height: auto;
    max-width: 640px;
    margin: 0 auto;
  }

  /* ===== STRENGTHS ===== */
  .strength-section {
    max-width: 1440px;
    position: relative;
    background: #fff;
    box-shadow: 0 0 0 100vmax #fff;
    clip-path: inset(0 -100vmax);
  }

  .strength-grid {
    display: grid;
    align-items: stretch;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.8rem;
  }

  .strength-item {
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
    margin-bottom: 0;
    padding: 2.25rem 2rem 2rem;
    border-radius: 18px;
    border: 1px solid rgba(119, 89, 246, 0.42);
    background: var(--white);
    overflow: hidden;
    transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
  }

  .strength-item:hover {
    border-color: #7759f6;
    box-shadow: 0 18px 40px rgba(10, 10, 10, 0.08);
    transform: translateY(-4px);
  }

  .strength-item:last-child {
    margin-bottom: 0;
  }

  .strength-num {
    position: relative;
    display: inline-flex;
    align-items: center;
    font-family: var(--font-en);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
    background: linear-gradient(90deg, #7759f6, #d1ed42);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }

  .strength-num::after {
    content: '';
    width: 0.42rem;
    height: 0.42rem;
    margin-left: 0.45rem;
    border-radius: 50%;
    background: #d1ed42;
    box-shadow: 0 0 0 4px rgba(209, 237, 66, 0.14);
  }

  .strength-title {
    font-size: 1.22rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.5;
  }

  .strength-illustration {
    width: 100%;
    max-width: 340px;
    height: auto;
    margin: 0.1rem auto 1.2rem;
    display: block;
    object-fit: contain;
  }

  .strength-text {
    font-size: 0.98rem;
    color: var(--gray-600);
    font-weight: 300;
    line-height: 1.9;
  }

  /* ===== SERVICE ===== */
  .service-item {
    display: grid;
    grid-template-columns: 3.2rem 1fr;
    gap: 1.2rem;
    margin-bottom: 2.5rem;
    padding-bottom: 2.5rem;
    border-bottom: 1px solid var(--gray-200);
  }

  .service-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
  }

  .service-num {
    font-family: var(--font-en);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--sub-light);
    line-height: 1;
    padding-top: 0.15rem;
  }

  .service-title {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
  }

  .service-text {
    font-size: 0.92rem;
    color: var(--gray-600);
    font-weight: 300;
    line-height: 1.95;
  }

  /* ===== PRICING ===== */
  .pricing-section {
    position: relative;
    background: #fff;
    box-shadow: 0 0 0 100vmax #fff;
    clip-path: inset(0 -100vmax);
  }

  .pricing-box {
    background: var(--white);
    border: 1px solid rgba(119, 89, 246, 0.42);
    padding: 3rem;
    border-radius: 18px;
    position: relative;
    overflow: hidden;
  }

  .pricing-box-layout {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
    gap: 2rem 2.5rem;
    align-items: start;
  }

  .pricing-copy {
    min-width: 0;
  }

  .pricing-visual {
    display: flex;
    justify-content: flex-end;
    align-items: flex-end;
    align-self: end;
    padding-top: 0;
  }

  .pricing-image {
    width: 100%;
    max-width: 420px;
    height: auto;
    display: block;
  }

  .pricing-amount {
    font-family: var(--font-en);
    position: relative;
    display: inline-flex;
    align-items: flex-end;
    gap: 0.45rem;
    flex-wrap: nowrap;
    white-space: nowrap;
    width: fit-content;
    font-size: clamp(3.2rem, 6vw, 4.2rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 0.95;
    color: var(--accent);
  }

  .pricing-amount::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -0.34rem;
    height: 2px;
    background: linear-gradient(90deg, #7759f6, #a89cf7 40%, #e2e88a 60%, #d1ed42);
  }

  .pricing-amount .tax {
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--gray-600);
    margin-left: 0;
    padding-bottom: 0.52rem;
    white-space: nowrap;
    flex: 0 0 auto;
  }

  .pricing-includes {
    margin-top: 1.15rem;
    color: var(--gray-600);
  }

  .pricing-lead,
  .pricing-note,
  .pricing-option-title {
    font-size: 0.74rem;
    line-height: 1.8;
  }

  .pricing-lead {
    font-weight: 400;
  }

  .pricing-list {
    list-style: none;
    margin: 0.8rem 0 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }

  .pricing-list li {
    position: relative;
    padding-left: 1.1rem;
    font-size: 0.77rem;
    font-weight: 300;
    line-height: 1.7;
  }

  .pricing-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.62rem;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--gray-400);
  }

  .pricing-list li strong {
    color: var(--black);
    font-weight: 700;
  }

  .pricing-box a,
  .service-text a,
  .subpage-panel-text a,
  .subtle-note a {
    color: var(--gray-600);
    text-decoration: underline;
    text-underline-offset: 2px;
  }

  .pricing-box a:hover,
  .service-text a:hover,
  .subpage-panel-text a:hover,
  .subtle-note a:hover {
    color: var(--black);
  }

  .pricing-note {
    margin-top: 0.35rem;
    font-weight: 300;
    color: var(--gray-600);
  }

  .pricing-option-block {
    margin-top: 1.35rem;
    padding-top: 1.15rem;
    border-top: 1px solid var(--gray-200);
  }

  .pricing-option-title {
    font-weight: 700;
    color: var(--gray-500);
    letter-spacing: 0.02em;
  }

  .pricing-list-optional {
    margin-top: 0.7rem;
  }

  .pricing-badge {
    display: inline-block;
    margin-top: 1.2rem;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--sub-dark);
    background: var(--sub-light);
    padding: 0.35rem 1rem;
    border-radius: 3px;
    letter-spacing: 0.02em;
  }

  .pricing-cta-group {
    display: flex;
    justify-content: center;
    gap: 1.2rem;
    margin-top: 2.5rem;
  }

  .pricing-cta {
    display: inline-block;
    padding: 1.05rem 2.5rem;
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-decoration: none;
    border-radius: 3px;
    transition: opacity 0.2s, transform 0.15s;
  }

  .pricing-cta:hover {
    opacity: 0.8;
    transform: translateY(-1px);
  }

  .pricing-cta-primary {
    background: var(--black);
    color: #fff;
  }

  .pricing-cta-secondary {
    background: #fff;
    color: var(--black);
    border: 1px solid var(--black);
  }

  /* ===== FAQ ===== */
  .faq-item {
    margin-bottom: 0.8rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid var(--gray-200);
  }

  .faq-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
  }

  .faq-q {
    font-size: 0.98rem;
    font-weight: 500;
    margin-bottom: 0;
    display: flex;
    gap: 0.6rem;
    cursor: pointer;
    align-items: center;
  }

  .faq-q::before {
    content: 'Q';
    font-family: var(--font-en);
    font-weight: 700;
    color: var(--accent);
    flex-shrink: 0;
    font-size: 0.85rem;
  }

  .faq-q::after {
    content: '+';
    margin-left: auto;
    font-size: 1.2rem;
    color: var(--gray-400);
    flex-shrink: 0;
    transition: transform 0.3s;
  }

  .faq-open .faq-q::after {
    content: '-';
  }

  .faq-a {
    font-size: 0.9rem;
    color: var(--gray-600);
    font-weight: 300;
    line-height: 1.95;
    padding-left: 1.6rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, margin-top 0.3s ease;
    margin-top: 0;
  }

  .faq-open .faq-a {
    max-height: 420px;
    margin-top: 0.7rem;
  }

  /* ===== HOME ARTICLES ===== */
  .home-articles-section {
    max-width: 1100px;
  }

  .home-article-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.4rem;
  }

  .home-article-card {
    overflow: hidden;
    border: 1px solid var(--gray-200);
    border-radius: 8px;
    background: #fff;
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  }

  .home-article-card:hover {
    border-color: var(--gray-400);
    box-shadow: 0 16px 34px rgba(10, 10, 10, 0.08);
    transform: translateY(-3px);
  }

  .home-article-card a {
    display: block;
    height: 100%;
    color: inherit;
    text-decoration: none;
  }

  .home-article-card img {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 9;
    height: auto;
    object-fit: cover;
  }

  .home-article-body {
    padding: 1.15rem 1.15rem 1.25rem;
  }

  .home-article-tag {
    display: inline-flex;
    align-items: center;
    margin-bottom: 0.65rem;
    padding: 0.24rem 0.62rem;
    border-radius: 999px;
    background: var(--gray-100);
    color: var(--gray-600);
    font-size: 0.68rem;
    font-weight: 700;
  }

  .home-article-card h3 {
    font-size: 0.98rem;
    font-weight: 700;
    line-height: 1.65;
  }

  .home-article-card time {
    display: block;
    margin-top: 0.75rem;
    color: var(--gray-500);
    font-family: var(--font-en);
    font-size: 0.75rem;
    font-weight: 700;
  }

  .home-article-more {
    margin-top: 1.7rem;
    text-align: center;
  }

  .home-article-more a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0.75rem 1.3rem;
    border: 1px solid var(--black);
    border-radius: 3px;
    color: var(--black);
    font-size: 0.86rem;
    font-weight: 700;
    text-decoration: none;
  }

  /* ===== REPRESENTATIVE ===== */
  .rep-section {
    background: #fff;
    padding: 4rem 2.5rem;
  }

  .company-page-rep {
    background: var(--gray-100);
  }

  .rep-inner {
    max-width: 960px;
    margin: 0 auto;
  }

  .rep-card {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 2.5rem;
    align-items: start;
  }

  .aio-page .rep-inner {
    max-width: 1080px;
  }

  .aio-page .rep-card-bg {
    position: relative;
    display: block;
    min-height: 340px;
    padding: 3rem min(44%, 430px) 3rem 3rem;
    overflow: hidden;
    border: 1px solid rgba(7, 24, 54, 0.09);
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 18px 60px rgba(7, 24, 54, 0.08);
  }

  .aio-page .rep-card-bg::before {
    content: "";
    position: absolute;
    inset: 0 0 0 auto;
    width: 58%;
    background: url("../images/chusho-kigyo-aio-llmo/representative-bg.jpg") center right / cover no-repeat;
    opacity: 0.86;
    pointer-events: none;
  }

  .aio-page .rep-card-bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, #fff 0%, #fff 42%, rgba(255, 255, 255, 0.52) 64%, rgba(255, 255, 255, 0.12) 100%);
    pointer-events: none;
  }

  .aio-page .rep-content {
    position: relative;
    z-index: 1;
    max-width: 600px;
  }

  .rep-photo {
    width: 140px;
    height: 140px;
    border-radius: 8px;
    background: var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
  }

  .rep-photo-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .rep-photo-placeholder {
    font-size: 0.7rem;
    color: var(--gray-400);
    text-align: center;
    line-height: 1.5;
  }

  .rep-name {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.2rem;
  }

  .rep-role {
    font-size: 0.78rem;
    color: var(--gray-400);
    font-weight: 400;
    margin-bottom: 1.2rem;
  }

  .rep-message {
    font-size: 0.92rem;
    color: var(--gray-600);
    font-weight: 300;
    line-height: 2;
  }

  /* ===== COMPANY ===== */
  .company-table {
    width: 100%;
    font-size: 0.9rem;
    border-collapse: collapse;
  }

  .company-table tr {
    border-bottom: 1px solid var(--gray-200);
  }

  .company-table tr:last-child { border-bottom: none; }

  .company-table th {
    text-align: left;
    font-weight: 500;
    padding: 1.1rem 2rem 1.1rem 0;
    color: var(--gray-400);
    width: 120px;
    vertical-align: top;
    font-size: 0.82rem;
    letter-spacing: 0.02em;
  }

  .company-table td {
    padding: 1.1rem 0;
    font-weight: 400;
    color: var(--gray-600);
  }

  /* ===== CONTACT ===== */
  .contact-section {
    background: var(--gray-100);
    color: var(--black);
    padding: 4rem 2.5rem;
    position: relative;
    overflow: hidden;
  }

  .contact-section::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255,255,255,0.04) 0%, transparent 65%);
    border-radius: 50%;
    pointer-events: none;
  }

  .contact-inner {
    max-width: 580px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
  }

  .contact-section .section-label {
    color: var(--accent);
  }

  .contact-title {
    font-size: 1.35rem;
    font-weight: 500;
    margin-bottom: 1.2rem;
    line-height: 1.7;
  }

  .contact-sub {
    font-size: 0.88rem;
    color: var(--gray-600);
    font-weight: 300;
    margin-bottom: 2.5rem;
    line-height: 1.8;
  }

  .contact-form { text-align: left; }

  .form-group { margin-bottom: 1.4rem; }

  .form-label {
    display: block;
    font-size: 0.78rem;
    font-weight: 500;
    margin-bottom: 0.45rem;
    color: var(--gray-600);
    letter-spacing: 0.04em;
  }

  .form-label .optional {
    font-size: 0.7rem;
    font-weight: 300;
    margin-left: 0.4rem;
    opacity: 0.5;
  }

  .form-input, .form-textarea {
    width: 100%;
    padding: 0.85rem 1rem;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 3px;
    color: var(--black);
    font-family: var(--font-jp);
    font-size: 0.9rem;
    font-weight: 300;
    transition: border-color 0.25s;
  }

  .form-input:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--accent-mid);
  }

  .form-textarea { min-height: 110px; resize: vertical; }

  .form-submit {
    width: 100%;
    padding: 1rem;
    background: var(--accent);
    color: #fff;
    border: none;
    font-family: var(--font-jp);
    font-size: 0.88rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    cursor: pointer;
    border-radius: 3px;
    margin-top: 1rem;
    transition: background 0.2s;
  }

  .form-submit:hover { background: var(--accent-mid); }

  /* ===== NEWSLETTER ===== */
  .newsletter-section {
    margin-bottom: 2.5rem;
  }

  .newsletter-card {
    padding: 1.4rem;
    border: 1px solid var(--gray-200);
    border-radius: 16px;
    background: linear-gradient(180deg, rgba(255,255,255,0.72) 0%, var(--white) 100%);
  }

  .newsletter-card-wide {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(300px, 1fr);
    gap: 1.5rem;
    align-items: center;
  }

  .newsletter-eyebrow {
    display: inline-block;
    margin-bottom: 0.75rem;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--gray-500);
  }

  .newsletter-title {
    font-size: 1.24rem;
    font-weight: 700;
    line-height: 1.6;
    margin-bottom: 0.7rem;
  }

  .newsletter-text {
    font-size: 0.92rem;
    color: var(--gray-700);
    line-height: 1.9;
    margin-bottom: 0.95rem;
  }

  .newsletter-form {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
  }

  .newsletter-form-row {
    display: flex;
    gap: 0.75rem;
  }

  .newsletter-input {
    width: 100%;
    min-width: 0;
    padding: 0.85rem 1rem;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 4px;
    color: var(--black);
    font-family: var(--font-jp);
    font-size: 0.9rem;
    font-weight: 300;
    transition: border-color 0.25s;
  }

  .newsletter-input:focus {
    outline: none;
    border-color: var(--accent-mid);
  }

  .newsletter-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1.25rem;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 4px;
    font-family: var(--font-jp);
    font-size: 0.84rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    cursor: pointer;
    transition: background 0.2s;
    white-space: nowrap;
  }

  .newsletter-submit:hover {
    background: var(--accent-mid);
  }

  .newsletter-note {
    font-size: 0.72rem;
    color: var(--gray-500);
    line-height: 1.8;
  }

  .newsletter-feedback {
    font-size: 0.84rem;
    line-height: 1.8;
  }

  .newsletter-feedback.is-success {
    color: var(--black);
  }

  .newsletter-feedback.is-error {
    color: #a1002b;
  }

  .newsletter-inline {
    margin-top: 4rem;
  }

  .newsletter-sidebar-title {
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1.6;
    margin-bottom: 0.5rem;
  }

  .newsletter-sidebar-text {
    font-size: 0.82rem;
    color: var(--gray-700);
    line-height: 1.85;
    margin-bottom: 0.8rem;
  }

  .newsletter-sidebar-card .newsletter-form-row {
    flex-direction: column;
  }

  .newsletter-sidebar-card .newsletter-submit {
    width: 100%;
  }

  .newsletter-sidebar-card .newsletter-note {
    margin-top: 0.1rem;
  }

  /* ===== FOOTER ===== */
  footer {
    padding: 2rem;
    text-align: center;
    font-size: 0.72rem;
    color: var(--gray-400);
    font-family: var(--font-en);
    letter-spacing: 0.06em;
  }

  /* ===== HERO ANIMATIONS ===== */
  @keyframes hero-fade-up {
    from { opacity: 0; transform: translateY(30px); }
    to   { opacity: 1; transform: translateY(0); }
  }

  .hero-label {
    animation: hero-fade-up 0.7s ease both;
    animation-delay: 0.1s;
  }

  .hero-price-wrap {
    animation: hero-fade-up 0.7s ease both;
    animation-delay: 0.3s;
  }

  .hero-text > p {
    animation: hero-fade-up 0.7s ease both;
    animation-delay: 0.5s;
  }

  .hero-actions {
    animation: hero-fade-up 0.7s ease both;
    animation-delay: 0.7s;
  }

  @keyframes hero-slide-in {
    from { opacity: 0; transform: translateX(40px); }
    to   { opacity: 1; transform: translateX(0); }
  }

  .hero-visual {
    animation: hero-slide-in 0.8s ease both;
    animation-delay: 0.4s;
  }

  /* ===== ANIMATIONS ===== */
  .fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.65s ease, transform 0.65s ease;
  }

  .fade-in.visible {
    opacity: 1;
    transform: translateY(0);
  }

  .aio-page .fade-in {
    opacity: 1;
    transform: none;
  }

  /* ===== PRIVACY POLICY ===== */
  .company-page-intro {
    padding-top: 8rem;
  }

  .privacy-section {
    max-width: 720px;
    margin: 0 auto;
    padding: 8rem 2.5rem 4rem;
  }
  .privacy-updated {
    font-size: 0.82rem;
    color: var(--gray-400);
    margin-bottom: 2.5rem;
  }
  .privacy-block {
    margin-bottom: 2.5rem;
  }
  .privacy-block h2 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
  }
  .privacy-block h3 {
    font-size: 0.92rem;
    font-weight: 500;
    margin-top: 1rem;
    margin-bottom: 0.4rem;
  }
  .privacy-block p {
    font-size: 0.9rem;
    color: var(--gray-600);
    font-weight: 300;
    line-height: 2;
  }
  .privacy-block ul {
    list-style: none;
    padding: 0;
    margin: 0.5rem 0;
  }
  .privacy-block ul li {
    position: relative;
    padding-left: 1.1rem;
    font-size: 0.9rem;
    color: var(--gray-600);
    font-weight: 300;
    line-height: 2;
  }
  .privacy-block ul li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.75rem;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--gray-400);
  }

  .form-success {
    text-align: center;
    font-size: 1rem;
    line-height: 2;
    color: var(--black);
    padding: 2rem 0;
  }

  .company-table a {
    color: var(--gray-600);
    text-decoration: underline;
    text-underline-offset: 2px;
  }
  .company-table a:hover {
    color: var(--black);
  }

  /* ===== AIO / LLMO SERVICE PAGE ===== */
  .aio-page {
    background: #fff;
    color: #061536;
    --flow-step-purple: #0052c8;
    --flow-step-purple-soft: rgba(24, 182, 181, 0.18);
    --flow-step-lime: #18b6b5;
  }

  .aio-page .aio-site-header {
    min-height: 92px;
    padding: 1rem 2.4rem;
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid rgba(7, 25, 62, 0.08);
    box-shadow: 0 8px 24px rgba(7, 25, 62, 0.04);
    backdrop-filter: blur(14px);
  }

  .aio-page .aio-logo {
    color: #071836;
    gap: 0.55rem;
    font-size: 1.25rem;
    letter-spacing: 0;
  }

  .aio-logo-text {
    display: inline-flex;
    flex-direction: column;
    align-items: flex-end;
    line-height: 1.15;
  }

  .aio-logo-by {
    margin-top: 0.08rem;
    color: #60708a;
    font-family: var(--font-en);
    font-size: 0.52rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }

  .aio-logo-mark {
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 9px;
    background: linear-gradient(135deg, #1bb8b3, #0054c9);
    color: #fff;
    font-size: 1.2rem;
    flex: 0 0 auto;
  }

  .aio-page .aio-header-nav {
    gap: clamp(1rem, 2.2vw, 2.2rem);
  }

  .aio-page .aio-header-nav a {
    color: #071836;
    font-size: 0.92rem;
    font-weight: 700;
    letter-spacing: 0;
  }

  .aio-header-actions {
    display: flex;
    align-items: center;
    gap: 0.8rem;
  }

  .aio-login,
  .aio-header-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 1.25rem;
    border-radius: 10px;
    text-decoration: none;
    font-size: 0.88rem;
    font-weight: 800;
  }

  .aio-login {
    min-width: 112px;
    color: #071836;
    background: #fff;
    border: 1px solid rgba(7, 25, 62, 0.22);
  }

  .aio-header-cta {
    min-width: 150px;
    color: #fff;
    background: #0052c8;
    box-shadow: 0 10px 22px rgba(0, 82, 200, 0.22);
  }

  .aio-hero {
    position: relative;
    overflow: hidden;
    max-width: none;
    margin: 0;
    padding: 8.4rem 3.6rem 3rem;
    background:
      radial-gradient(circle at 93% 18%, rgba(0, 86, 198, 0.14) 0, rgba(0, 86, 198, 0.08) 22%, transparent 42%),
      radial-gradient(circle at 72% 86%, rgba(26, 189, 181, 0.22) 0, rgba(26, 189, 181, 0.1) 24%, transparent 44%),
      linear-gradient(116deg, #ffffff 0%, #ffffff 47%, #edf7ff 76%, #d9eefc 100%);
  }

  .aio-hero::before {
    content: "";
    position: absolute;
    inset: auto -6rem -12rem 42%;
    height: 28rem;
    border-radius: 50% 50% 0 0;
    background: rgba(19, 177, 180, 0.08);
    transform: rotate(-10deg);
  }

  .aio-hero-bg {
    position: absolute;
    right: 0;
    top: 5.8rem;
    width: 54%;
    height: 70%;
    background: linear-gradient(145deg, rgba(0, 86, 198, 0.08), rgba(24, 182, 182, 0.06));
    clip-path: ellipse(70% 58% at 72% 32%);
    pointer-events: none;
  }

  .aio-hero-inner {
    position: relative;
    z-index: 1;
    max-width: 1550px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(620px, 0.9fr) minmax(680px, 1.1fr);
    gap: clamp(1.8rem, 4vw, 4.5rem);
    align-items: center;
  }

  .aio-page .aio-hero-inner.fade-in {
    opacity: 1;
    transform: none;
  }

  .aio-hero-note {
    position: absolute;
    right: 0;
    bottom: -1.4rem;
    color: #60708a;
    font-size: 0.76rem;
    font-weight: 500;
    line-height: 1.7;
    text-align: right;
  }

  .aio-hero-note span {
    display: block;
    white-space: nowrap;
  }

  .aio-hero-note a {
    color: #0052c8;
    font-weight: 700;
    text-decoration: none;
  }

  .aio-hero-note a:hover {
    text-decoration: underline;
  }

  .aio-hero-copy {
    min-width: 0;
    padding-top: 1.8rem;
  }

  .aio-hero-kicker {
    position: relative;
    display: inline-block;
    color: #04999e;
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    font-weight: 900;
    letter-spacing: 0;
    padding-bottom: 0.8rem;
  }

  .aio-hero-kicker::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 7.2rem;
    height: 3px;
    border-radius: 999px;
    background: #18b6b5;
  }

  .aio-hero-title {
    margin-top: 1.6rem;
    color: #071836;
    font-size: clamp(3rem, 3.9vw, 3.95rem);
    line-height: 1.08;
    font-weight: 900;
    letter-spacing: 0;
    white-space: nowrap;
  }

  .aio-hero-lead {
    max-width: 650px;
    margin-top: 1.8rem;
    color: #283a56;
    font-size: clamp(1.1rem, 1.45vw, 1.35rem);
    line-height: 2;
    font-weight: 500;
  }

  .aio-hero-lead mark {
    color: #071836;
    background: linear-gradient(transparent 58%, rgba(31, 189, 181, 0.38) 58%);
    font-weight: 900;
    padding: 0 0.08em;
  }

  .aio-page .flow-intro mark {
    color: #071836;
    background: linear-gradient(transparent 58%, rgba(31, 189, 181, 0.34) 58%);
    font-weight: 800;
    padding: 0 0.08em;
  }

  .aio-problem-layout {
    display: grid;
    grid-template-columns: minmax(220px, 340px) minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4rem);
    align-items: center;
  }

  .aio-problem-visual {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    align-self: stretch;
  }

  .aio-problem-visual img {
    display: block;
    width: min(100%, 145px);
    height: auto;
  }

  .aio-problem-list {
    min-width: 0;
  }

  .aio-page .strength-item {
    padding: 1.2rem 1.2rem 1.7rem;
    border-color: rgba(24, 182, 181, 0.34);
    background: linear-gradient(180deg, #ffffff 0%, #f7fcff 100%);
  }

  .aio-page .strength-item:hover {
    border-color: #18b6b5;
    box-shadow: 0 18px 40px rgba(0, 82, 200, 0.1);
  }

  .aio-page .strength-num {
    background: linear-gradient(90deg, #0052c8, #18b6b5);
    -webkit-background-clip: text;
    background-clip: text;
  }

  .aio-page .strength-num::after {
    background: #18b6b5;
    box-shadow: 0 0 0 4px rgba(24, 182, 181, 0.16);
  }

  .aio-page #strengths {
    max-width: none;
    background: #f7fcff;
    box-shadow: 0 0 0 100vmax #f7fcff;
    clip-path: inset(0 -100vmax);
  }

  .aio-page #strengths > .section-label,
  .aio-page #strengths > .section-title,
  .aio-page #strengths > .strength-grid {
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
  }

  .aio-page .strength-photo {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 9;
    height: auto;
    margin: 0 0 1.25rem;
    border-radius: 12px;
    object-fit: cover;
  }

  .aio-page .pricing-box {
    border-color: rgba(24, 182, 181, 0.34);
    background: linear-gradient(180deg, #ffffff 0%, #f7fcff 100%);
  }

  .aio-pricing-section {
    max-width: 760px;
  }

  .aio-plan-box {
    max-width: 680px;
    margin: 0 auto;
    padding: 2.7rem;
    box-shadow: 0 22px 58px rgba(7, 25, 62, 0.08);
  }

  .aio-plan-box .pricing-box-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .aio-plan-box .pricing-copy:first-child {
    text-align: center;
  }

  .aio-page .pricing-amount {
    margin: 0 auto;
    font-size: clamp(3.4rem, 8vw, 5rem);
    color: #071836;
  }

  .aio-page .pricing-amount::after {
    background: linear-gradient(90deg, #0052c8, #18b6b5);
  }

  .aio-page .pricing-badge {
    color: #0052c8;
    background: #eaf8f8;
  }

  .aio-plan-copy {
    max-width: 520px;
    margin: 1.45rem auto 0;
    color: #34445f;
    font-weight: 500;
  }

  .aio-plan-includes {
    margin-top: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
  }

  .aio-plan-includes .pricing-lead {
    color: #071836;
    font-size: 0.95rem;
    font-weight: 800;
  }

  .aio-plan-includes .pricing-list {
    gap: 0.7rem;
  }

  .aio-plan-includes .pricing-list li {
    color: #40516d;
    font-size: 0.88rem;
    font-weight: 500;
  }

  .aio-plan-includes .pricing-list li::before {
    background: #18b6b5;
  }

  .aio-page .pricing-cta-primary {
    background: #0052c8;
    color: #fff;
    box-shadow: 0 12px 26px rgba(0, 82, 200, 0.2);
  }

  .aio-page .pricing-cta-secondary {
    border-color: rgba(7, 25, 62, 0.22);
    color: #071836;
  }

  .aio-case-panel {
    position: relative;
    overflow: hidden;
    padding: clamp(2rem, 4vw, 3.5rem);
    border: 1px solid rgba(24, 182, 181, 0.34);
    border-radius: 22px;
    background:
      radial-gradient(circle at 92% 14%, rgba(24, 182, 181, 0.16), transparent 34%),
      linear-gradient(180deg, #ffffff 0%, #f7fcff 100%);
    box-shadow: 0 22px 58px rgba(7, 25, 62, 0.08);
  }

  .aio-case-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 0.92fr) minmax(330px, 0.78fr);
    gap: clamp(2rem, 5vw, 4rem);
    align-items: center;
  }

  .aio-case-main {
    min-width: 0;
  }

  .aio-case-lead-text {
    max-width: 620px;
    margin-top: 1.35rem;
    color: #283a56;
    font-size: 1rem;
    font-weight: 500;
    line-height: 2.05;
  }

  .aio-case-metric {
    position: relative;
    display: inline-flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.35rem;
    margin-top: 2rem;
    padding: 1.25rem 1.45rem;
    border: 1px solid rgba(24, 182, 181, 0.22);
    border-radius: 16px;
    background: #fff;
  }

  .aio-case-metric-kicker {
    display: inline-flex;
    align-items: center;
    padding: 0.28rem 0.7rem;
    border-radius: 999px;
    background: #eaf8f8;
    color: #0052c8;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.04em;
  }

  .aio-case-metric-label {
    color: #071836;
    font-size: 0.9rem;
    font-weight: 800;
  }

  .aio-case-leads {
    position: relative;
    display: inline-flex;
    align-items: baseline;
    gap: 0.4rem;
    padding-bottom: 0.45rem;
    color: #071836;
    font-family: var(--font-en);
    font-size: clamp(2.8rem, 5vw, 4.2rem);
    font-weight: 900;
    line-height: 1;
    letter-spacing: 0;
  }

  .aio-case-leads span {
    color: #18b6b5;
    font-size: 0.62em;
    font-weight: 900;
  }

  .aio-case-leads::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 2px;
    border-radius: 999px;
    background: linear-gradient(90deg, #0052c8, #18b6b5);
  }

  .aio-case-screenshots {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.9rem;
    align-items: end;
  }

  .aio-case-screenshot {
    margin: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
  }

  .aio-case-screenshot img {
    width: min(100%, 235px);
    max-height: 500px;
    object-fit: contain;
    border: 1px solid rgba(7, 25, 62, 0.1);
    border-radius: 20px;
    background: #fff;
    box-shadow: 0 18px 42px rgba(7, 25, 62, 0.12);
  }

  .aio-case-screenshot:nth-child(2) {
    margin-top: 2.5rem;
  }

  .aio-case-screenshot figcaption {
    color: #60708a;
    font-size: 0.78rem;
    font-weight: 700;
  }

  .aio-page .flow-step {
    border-left-color: rgba(24, 182, 181, 0.32);
  }

  .aio-page .flow-step::before {
    background: #18b6b5;
    box-shadow: 0 0 0 5px rgba(24, 182, 181, 0.18);
  }

  .aio-page .flow-step-num {
    color: #0052c8;
  }

  .aio-page .flow-step-title::after {
    background: #18b6b5;
  }

  .aio-page .flow-detail-list li::before {
    background: #18b6b5;
  }

  .aio-solution-section {
    max-width: none;
    margin: 0;
    padding: 3.6rem 2.5rem;
    background: #eaf8f8;
    border-top: 1px solid rgba(24, 182, 181, 0.2);
    border-bottom: 1px solid rgba(24, 182, 181, 0.2);
  }

  .aio-solution-inner {
    max-width: 1100px;
    margin: 0 auto;
  }

  .aio-solution-copy {
    max-width: 820px;
    margin: 0 auto;
    padding-bottom: 0;
    text-align: center;
  }

  .aio-solution-title {
    max-width: 780px;
    margin-left: auto;
    margin-right: auto;
    color: #071836;
    font-size: clamp(1.7rem, 3vw, 2.55rem);
    font-weight: 900;
    line-height: 1.45;
    letter-spacing: 0;
  }

  .aio-solution-text {
    max-width: 760px;
    margin: 1rem auto 0;
    color: #283a56;
    font-size: 1.05rem;
    font-weight: 500;
    line-height: 2;
  }

  .aio-text-link {
    appearance: none;
    display: inline;
    margin-top: 0.75rem;
    padding: 0;
    border: 0;
    border-bottom: 1px solid currentColor;
    background: transparent;
    color: #0052c8;
    font: inherit;
    font-size: 0.9rem;
    font-weight: 700;
    line-height: 1.8;
    cursor: pointer;
    text-underline-offset: 3px;
  }

  .aio-text-link:hover {
    color: #003b94;
  }

  .aio-modal {
    width: min(92vw, 560px);
    margin: auto;
    padding: 0;
    border: 0;
    border-radius: 16px;
    background: transparent;
    color: #071836;
  }

  .aio-modal::backdrop {
    background: rgba(7, 21, 45, 0.48);
    backdrop-filter: blur(4px);
  }

  .aio-modal-card {
    position: relative;
    padding: 2rem;
    border: 1px solid rgba(7, 25, 62, 0.12);
    border-radius: 16px;
    background: #fff;
    box-shadow: 0 24px 70px rgba(7, 25, 62, 0.24);
  }

  .aio-modal-close {
    position: absolute;
    top: 0.9rem;
    right: 0.9rem;
    width: 2.1rem;
    height: 2.1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(7, 25, 62, 0.12);
    border-radius: 999px;
    background: #fff;
    color: #071836;
    font-size: 1.35rem;
    line-height: 1;
    cursor: pointer;
  }

  .aio-modal-title {
    margin-top: 0.35rem;
    font-size: 1.2rem;
    font-weight: 800;
    line-height: 1.6;
  }

  .aio-modal-text {
    margin-top: 1rem;
    color: #33445f;
    font-size: 0.92rem;
    font-weight: 400;
    line-height: 2;
  }

  .aio-hero-checks {
    list-style: none;
    display: grid;
    gap: 0.92rem;
    margin: 2.4rem 0 0;
    padding: 0;
  }

  .aio-hero-checks li {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    color: #20314f;
    font-size: 1.12rem;
    font-weight: 700;
  }

  .aio-hero-checks i {
    width: 1.65rem;
    height: 1.65rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #22a9a8;
    color: #fff;
    font-size: 1.1rem;
    flex: 0 0 auto;
  }

  .aio-hero-actions {
    display: flex;
    align-items: center;
    gap: 1.4rem;
    flex-wrap: wrap;
    margin-top: 3rem;
  }

  .aio-primary-btn,
  .aio-secondary-btn {
    min-height: 78px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    padding: 0 1.8rem;
    border-radius: 10px;
    text-decoration: none;
    font-size: 1.05rem;
    font-weight: 900;
    letter-spacing: 0;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }

  .aio-primary-btn {
    color: #fff;
    background: linear-gradient(135deg, #005ad4, #003eb6);
    box-shadow: 0 16px 32px rgba(0, 82, 200, 0.28);
  }

  .aio-secondary-btn {
    color: #071836;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(7, 25, 62, 0.28);
    box-shadow: 0 12px 26px rgba(7, 25, 62, 0.06);
  }

  .aio-primary-btn:hover,
  .aio-secondary-btn:hover {
    transform: translateY(-2px);
  }

  .aio-primary-btn i,
  .aio-secondary-btn i {
    font-size: 1.35rem;
  }

  .aio-hero-visual {
    position: relative;
    min-height: 590px;
  }

  .aio-laptop {
    position: absolute;
    left: 17%;
    right: 6%;
    top: 10%;
    z-index: 2;
  }

  .aio-laptop-screen {
    display: grid;
    grid-template-columns: 145px minmax(0, 1fr);
    min-height: 435px;
    overflow: hidden;
    border: 14px solid #071021;
    border-bottom-width: 18px;
    border-radius: 18px 18px 10px 10px;
    background: #f7fbff;
    box-shadow: 0 26px 50px rgba(7, 25, 62, 0.22);
  }

  .aio-laptop-base {
    width: 92%;
    height: 24px;
    margin: 0 auto;
    border-radius: 0 0 48px 48px;
    background: linear-gradient(180deg, #d7dde8, #8794a8);
    box-shadow: 0 18px 30px rgba(7, 25, 62, 0.18);
  }

  .aio-dashboard-sidebar {
    display: flex;
    flex-direction: column;
    gap: 0.42rem;
    padding: 1rem 0.8rem;
    background: #f5f8fd;
    border-right: 1px solid rgba(7, 25, 62, 0.08);
  }

  .aio-dashboard-logo {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    margin-bottom: 1rem;
    color: #071836;
    font-size: 0.67rem;
    font-weight: 900;
  }

  .aio-dashboard-logo i {
    color: #0a80d8;
    font-size: 1rem;
  }

  .aio-dashboard-sidebar span {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.52rem 0.55rem;
    border-radius: 7px;
    color: #40516c;
    font-size: 0.62rem;
    font-weight: 700;
  }

  .aio-dashboard-sidebar span.is-active {
    color: #0052c8;
    background: #e8f1ff;
  }

  .aio-dashboard-main {
    padding: 1.2rem 1.25rem;
    min-width: 0;
  }

  .aio-dashboard-top {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: flex-start;
    margin-bottom: 1rem;
  }

  .aio-dashboard-top strong,
  .aio-dashboard-label {
    display: block;
  }

  .aio-dashboard-label {
    color: #52617a;
    font-size: 0.68rem;
    font-weight: 700;
  }

  .aio-dashboard-top strong {
    margin-top: 0.12rem;
    color: #071836;
    font-size: 1rem;
  }

  .aio-dashboard-top button {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    border: 1px solid rgba(7, 25, 62, 0.08);
    border-radius: 7px;
    background: #fff;
    color: #52617a;
    padding: 0.42rem 0.55rem;
    font-size: 0.62rem;
    font-weight: 700;
  }

  .aio-metric-grid,
  .aio-chart-grid {
    display: grid;
    gap: 0.85rem;
  }

  .aio-metric-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .aio-metric-card,
  .aio-chart-card,
  .aio-task-card {
    background: #fff;
    border: 1px solid rgba(7, 25, 62, 0.08);
    border-radius: 9px;
    box-shadow: 0 8px 20px rgba(7, 25, 62, 0.05);
  }

  .aio-metric-card {
    min-height: 92px;
    padding: 0.75rem;
  }

  .aio-metric-card span,
  .aio-metric-card em {
    display: block;
    font-size: 0.58rem;
    font-style: normal;
    font-weight: 800;
  }

  .aio-metric-card span {
    color: #52617a;
    line-height: 1.25;
  }

  .aio-metric-card strong {
    display: block;
    margin-top: 0.22rem;
    color: #071836;
    font-family: var(--font-en);
    font-size: 1.5rem;
    line-height: 1;
  }

  .aio-metric-card em {
    margin-top: 0.45rem;
    color: #12a79e;
  }

  .aio-chart-grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(140px, 0.7fr);
    margin-top: 0.85rem;
  }

  .aio-chart-card {
    min-height: 145px;
    padding: 0.85rem;
  }

  .aio-chart-title {
    color: #071836;
    font-size: 0.7rem;
    font-weight: 900;
  }

  .aio-line-chart {
    height: 86px;
    display: flex;
    align-items: flex-end;
    gap: 0.42rem;
    margin-top: 0.8rem;
    padding: 0 0.2rem;
    border-bottom: 1px solid rgba(7, 25, 62, 0.12);
  }

  .aio-line-chart span {
    flex: 1;
    min-width: 8px;
    border-radius: 999px 999px 0 0;
    background: linear-gradient(180deg, #19b8b6, #0052c8);
  }

  .aio-bar-1 { height: 28%; }
  .aio-bar-2 { height: 48%; }
  .aio-bar-3 { height: 45%; }
  .aio-bar-4 { height: 60%; }
  .aio-bar-5 { height: 68%; }
  .aio-bar-6 { height: 76%; }
  .aio-bar-7 { height: 88%; }

  .aio-donut-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
  }

  .aio-donut {
    width: 82px;
    height: 82px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: conic-gradient(#17b5b3 0 78%, #dbe8ff 78% 100%);
  }

  .aio-donut span {
    width: 54px;
    height: 54px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: #fff;
    color: #0a70c6;
    font-family: var(--font-en);
    font-weight: 900;
    font-size: 1.2rem;
  }

  .aio-donut-card p {
    margin-top: 0.5rem;
    color: #52617a;
    font-size: 0.62rem;
    font-weight: 800;
  }

  .aio-task-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.8rem;
    margin-top: 0.85rem;
    padding: 0.72rem 0.8rem;
    color: #33445f;
    font-size: 0.68rem;
    font-weight: 800;
  }

  .aio-task-card span {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
  }

  .aio-task-card i {
    color: #0052c8;
  }

  .aio-task-card b {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.6rem;
    min-height: 1.35rem;
    border-radius: 5px;
    background: #ffe7e3;
    color: #d84e43;
    font-size: 0.6rem;
  }

  .aio-mini-card {
    position: absolute;
    z-index: 3;
    padding: 1rem;
    border: 1px solid rgba(7, 25, 62, 0.1);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 16px 34px rgba(7, 25, 62, 0.12);
    backdrop-filter: blur(10px);
  }

  .aio-card-title {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    color: #071836;
    font-family: var(--font-en);
    font-size: 0.78rem;
    font-weight: 900;
  }

  .aio-card-title i {
    color: #0052c8;
    font-size: 1rem;
  }

  .aio-mini-card p {
    color: #4d5f7a;
    font-size: 0.72rem;
    line-height: 1.75;
    font-weight: 600;
  }

  .aio-search-card {
    top: 5%;
    left: 0;
    width: 180px;
  }

  .aio-question,
  .aio-answer-bubble {
    margin: 0.8rem 0;
    padding: 0.78rem;
    border-radius: 8px;
    background: #eef5ff;
    color: #20314f;
    font-size: 0.72rem;
    line-height: 1.65;
    font-weight: 800;
  }

  .aio-card-source {
    display: block;
    margin-top: 0.55rem;
    color: #60708a;
    font-size: 0.62rem;
    font-weight: 700;
  }

  .aio-growth-card {
    top: 12%;
    right: 0;
    width: 158px;
    text-align: center;
  }

  .aio-growth-card strong {
    display: block;
    color: #04999e;
    font-family: var(--font-en);
    font-size: 1.8rem;
    font-weight: 900;
    line-height: 1;
  }

  .aio-growth-card small {
    color: #60708a;
    font-size: 0.72rem;
    font-weight: 700;
  }

  .aio-bars {
    height: 76px;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 0.34rem;
    margin: 0.9rem 0 0.65rem;
  }

  .aio-bars span {
    width: 13px;
    border-radius: 999px 999px 0 0;
    background: linear-gradient(180deg, #7ccbd7, #16aaa9);
  }

  .aio-bars span:nth-child(1) { height: 24%; opacity: 0.42; }
  .aio-bars span:nth-child(2) { height: 38%; opacity: 0.55; }
  .aio-bars span:nth-child(3) { height: 52%; opacity: 0.68; }
  .aio-bars span:nth-child(4) { height: 72%; opacity: 0.84; }
  .aio-bars span:nth-child(5) { height: 92%; }

  .aio-answer-card {
    right: 0.5%;
    bottom: 14%;
    width: 185px;
  }

  .aio-citation-card {
    left: 3%;
    bottom: 16%;
    width: 165px;
  }

  .aio-citation-card ul {
    list-style: none;
    display: grid;
    gap: 0.52rem;
    margin: 0.9rem 0 0;
    padding: 0;
  }

  .aio-citation-card li {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    color: #33445f;
    font-size: 0.72rem;
    font-weight: 800;
  }

  .aio-citation-card li i {
    color: #18aaa6;
  }

  .aio-page #flow,
  .aio-page #faq {
    scroll-margin-top: 105px;
  }

  .aio-case-copy {
    margin-top: 1.2rem;
  }

  .aio-case-copy-tight {
    margin-top: 0.8rem;
  }

  .aio-case-list {
    margin-top: 1.8rem;
  }

  @media (min-width: 1221px) and (max-width: 1500px) {
    .aio-hero {
      padding-left: 2rem;
      padding-right: 2rem;
    }

    .aio-hero-inner {
      grid-template-columns: minmax(500px, 0.82fr) minmax(560px, 1.18fr);
      gap: 1.5rem;
    }

    .aio-hero-title {
      font-size: clamp(3rem, 4.1vw, 3.55rem);
      white-space: normal;
    }

    .aio-hero-lead {
      font-size: 1.12rem;
    }

    .aio-laptop {
      left: 10%;
      right: 4%;
    }

    .aio-search-card {
      left: 0;
    }

    .aio-growth-card {
      right: 0;
      width: 148px;
    }

    .aio-answer-card {
      right: 0;
      width: 170px;
    }

    .aio-citation-card {
      left: 2%;
    }
  }

  @media (max-width: 1280px) {
    .aio-page .aio-site-header {
      padding-left: 1.5rem;
      padding-right: 1.5rem;
    }

    .aio-hero {
      padding-left: 2rem;
      padding-right: 2rem;
    }

    .aio-hero-inner {
      grid-template-columns: minmax(540px, 0.82fr) minmax(560px, 1.18fr);
      gap: 2rem;
    }

    .aio-laptop {
      left: 12%;
      right: 2%;
    }

  }

  @media (max-width: 1220px) {
    .aio-page .hamburger {
      display: block;
    }

    .aio-page .aio-header-nav {
      display: none;
      position: fixed;
      inset: 0;
      z-index: 100;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 1.35rem;
      background: #fff;
    }

    .aio-page .aio-header-nav.open {
      display: flex;
    }

    .aio-header-actions {
      display: none;
    }

    .aio-hero-inner {
      grid-template-columns: 1fr;
      gap: 2rem;
    }

    .aio-hero-title {
      white-space: normal;
    }

    .aio-hero-copy {
      max-width: 680px;
    }

    .aio-hero-visual {
      width: 100%;
      max-width: 780px;
      margin: 0 auto;
    }

    .aio-hero-note {
      position: static;
      max-width: 680px;
      margin-top: 1rem;
      text-align: left;
    }

    .aio-laptop {
      left: 12%;
      right: 8%;
    }

    .aio-search-card {
      left: 0;
    }

    .aio-growth-card {
      right: 0;
    }

    .aio-citation-card {
      left: 4%;
      bottom: 9%;
    }

    .aio-answer-card {
      right: 1%;
      bottom: 9%;
    }

  }

  @media (min-width: 901px) and (max-width: 1220px) {
    .aio-hero-inner {
      grid-template-columns: minmax(410px, 0.82fr) minmax(500px, 1.18fr);
      gap: 1.5rem;
      align-items: center;
    }

    .aio-hero-copy {
      max-width: none;
    }

    .aio-hero-title {
      font-size: clamp(2.7rem, 4vw, 3.25rem);
      white-space: normal;
    }

    .aio-hero-lead {
      font-size: 1rem;
      line-height: 1.85;
    }

    .aio-hero-checks li {
      font-size: 0.98rem;
    }

    .aio-primary-btn,
    .aio-secondary-btn {
      min-height: 62px;
      padding: 0 1.25rem;
      font-size: 0.92rem;
    }

    .aio-hero-visual {
      max-width: none;
      min-height: 500px;
    }

    .aio-laptop {
      left: 10%;
      right: 2%;
      top: 13%;
    }

    .aio-laptop-screen {
      grid-template-columns: 118px minmax(0, 1fr);
      min-height: 360px;
      border-width: 10px;
      border-bottom-width: 14px;
    }

    .aio-dashboard-main {
      padding: 0.9rem;
    }

    .aio-metric-card {
      min-height: 80px;
      padding: 0.62rem;
    }

    .aio-metric-card strong {
      font-size: 1.2rem;
    }

    .aio-chart-card {
      min-height: 118px;
      padding: 0.65rem;
    }

    .aio-line-chart {
      height: 62px;
    }

    .aio-donut {
      width: 62px;
      height: 62px;
    }

    .aio-donut span {
      width: 42px;
      height: 42px;
      font-size: 0.95rem;
    }

    .aio-search-card {
      width: 155px;
      left: 0;
      top: 3%;
    }

    .aio-citation-card {
      width: 148px;
      left: 2%;
      bottom: 10%;
    }

    .aio-growth-card {
      width: 138px;
      right: 0;
      top: 9%;
    }

    .aio-answer-card {
      width: 160px;
      right: 0;
      bottom: 10%;
    }

    .aio-mini-card {
      padding: 0.8rem;
    }

    .aio-question,
    .aio-answer-bubble,
    .aio-mini-card p,
    .aio-citation-card li {
      font-size: 0.64rem;
    }
  }

  @media (max-width: 900px) {
    .aio-hero-visual {
      min-height: auto;
      display: grid;
      gap: 0.9rem;
    }

    .aio-laptop,
    .aio-mini-card {
      position: static;
      width: auto;
    }

    .aio-laptop {
      order: 1;
    }

    .aio-search-card {
      order: 2;
    }

    .aio-citation-card {
      order: 3;
    }

    .aio-growth-card {
      order: 4;
    }

    .aio-answer-card {
      order: 5;
    }
  }

  /* ===== RESPONSIVE ===== */
  @media (max-width: 640px) {
    .newsletter-card-wide {
      grid-template-columns: 1fr;
    }
    .newsletter-form-row {
      flex-direction: column;
    }
    .newsletter-submit {
      width: 100%;
    }
    .newsletter-title {
      font-size: 1.1rem;
    }
    header { padding: 0.9rem 1.2rem; }
    .logo-tag { display: none; }
    .hamburger { display: block; }
    .header-cta { display: none; }
    .header-nav {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: var(--gray-100);
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 2rem;
      z-index: 100;
    }
    .header-nav.open {
      display: flex;
    }
    .header-nav a {
      font-size: 1.1rem;
    }
    .header-nav-cta {
      display: inline-block;
      margin-top: 1rem;
      padding: 0.8rem 2.5rem;
      background: var(--black);
      color: #fff;
      border-radius: 3px;
      font-size: 0.9rem;
    }
    .hero { padding: 7rem 1.5rem 3rem; }
    .subpage-hero { padding: 7rem 1.5rem 3rem; }
    .hero-inner {
      grid-template-columns: 1fr;
      gap: 2rem;
    }
    .subpage-hero-inner {
      grid-template-columns: 1fr;
      gap: 1.5rem;
    }
    .hero-actions {
      width: 100%;
      flex-direction: column;
      align-items: stretch;
    }
    .subpage-actions {
      width: 100%;
      flex-direction: column;
      align-items: stretch;
    }
    .hero-cta {
      width: 100%;
      text-align: center;
      padding-left: 1.5rem;
      padding-right: 1.5rem;
    }
    .subpage-actions .hero-cta {
      width: 100%;
      text-align: center;
    }
    .hero-visual img { max-width: 900px; margin: 0 auto; }
    .subpage-title { font-size: 2rem; }
    .company-page-intro { padding-top: 7rem; }
    section { padding: 4rem 1.5rem; }
    .page-section { max-width: 960px; }
    .llmo-section { padding: 4rem 1.5rem; }
    .llmo-layout {
      grid-template-columns: 1fr;
      gap: 1.5rem;
    }
    .service-section { padding: 3.5rem 1.5rem; }
    .service-grid { grid-template-columns: 1fr; }
    .plan-grid { grid-template-columns: 1fr; }
    .home-article-grid { grid-template-columns: 1fr; }
    .flow-section { padding: 3.5rem 1.5rem; }
    .flow-timeline {
      grid-template-columns: 1fr;
      gap: 0;
    }
    .case-section { padding: 0 1.5rem 3.5rem; }
    .case-header {
      flex-direction: column;
      align-items: stretch;
    }
    .case-carousel-title {
      max-width: none;
    }
    .case-carousel-nav {
      display: flex;
      flex-direction: row;
      align-items: center;
      justify-content: space-between;
      flex-wrap: nowrap;
      width: 100%;
    }
    .case-carousel-status {
      min-width: 0;
      flex: 1;
    }
    .case-layout { grid-template-columns: 1fr; }
    .case-copy { padding: 1.5rem; }
    .case-proof-grid { grid-template-columns: 1fr; }
    .flow-detail {
      padding: 0.5rem 0 1.5rem 2.4rem;
      margin-left: 0.35rem;
      border-left: 1.5px solid var(--gray-400);
    }
    .flow-row:last-child .flow-detail {
      border-left-color: transparent;
    }
    .pricing-box-layout {
      grid-template-columns: 1fr;
      gap: 1.5rem;
    }
    .aio-case-content {
      grid-template-columns: 1fr;
      gap: 2rem;
    }
    .aio-case-screenshots {
      grid-template-columns: 1fr;
      gap: 1.25rem;
    }
    .aio-case-screenshot:nth-child(2) {
      margin-top: 0;
    }
    .aio-case-screenshot img {
      width: min(100%, 280px);
      max-height: 520px;
    }
    .pricing-visual {
      justify-content: center;
      padding-top: 0;
    }
    .pricing-image {
      max-width: 260px;
    }
    .aio-problem-layout {
      grid-template-columns: 1fr;
      gap: 1.5rem;
    }
    .aio-problem-visual {
      justify-content: flex-start;
    }
    .aio-problem-visual img {
      width: min(50vw, 120px);
    }
    .aio-solution-section {
      padding: 2.8rem 1.5rem;
    }
    .aio-solution-copy {
      padding-bottom: 0;
    }
    .rep-section { padding: 3.5rem 1.5rem; }
    .rep-card {
      grid-template-columns: 1fr;
      gap: 1.5rem;
    }
    .aio-page .rep-card-bg {
      min-height: auto;
      padding: 2rem 1.5rem;
    }
    .aio-page .rep-card-bg::before {
      width: 100%;
      background-position: center;
      opacity: 0.42;
    }
    .aio-page .rep-card-bg::after {
      background: rgba(255, 255, 255, 0.62);
    }
    .rep-photo { width: 100px; height: 100px; }
    .strength-grid {
      grid-template-columns: 1fr;
      gap: 1rem;
    }
    .strength-item { padding: 1.5rem; }
    .pricing-box { padding: 2rem 1.5rem; }
    .aio-plan-box { padding: 2rem 1.25rem; }
    .aio-page .pricing-amount {
      gap: 0.28rem;
      font-size: 2.9rem;
    }
    .aio-page .pricing-amount .tax {
      font-size: 0.72rem;
      padding-bottom: 0.4rem;
    }
    .contact-section { padding: 4rem 1.5rem; }
    .company-table th { width: 85px; padding-right: 1rem; }
    .service-item { grid-template-columns: 1fr; gap: 0.2rem; }
    .service-num { font-size: 1.2rem; }
    .aio-page .aio-site-header {
      min-height: 64px;
      padding: 0.75rem 1rem;
    }
    .aio-page .aio-logo {
      max-width: calc(100vw - 76px);
      font-size: 0.96rem;
    }
    .aio-logo-by {
      font-size: 0.48rem;
    }
    .aio-logo-mark {
      width: 30px;
      height: 30px;
      border-radius: 8px;
      font-size: 1rem;
    }
    .aio-header-actions {
      display: none;
    }
    .aio-page .aio-header-nav {
      background: #fff;
      gap: 1.25rem;
    }
    .aio-page .aio-header-nav a {
      font-size: 1rem;
    }
    .aio-hero {
      padding: 6.4rem 1rem 2rem;
    }
    .aio-hero-bg,
    .aio-hero::before {
      display: none;
    }
    .aio-hero-inner {
      grid-template-columns: 1fr;
      gap: 1.6rem;
    }
    .aio-hero-copy {
      padding-top: 0;
    }
    .aio-hero-title {
      margin-top: 1.2rem;
      font-size: 2.45rem;
      white-space: normal;
    }
    .aio-hero-lead {
      margin-top: 1.2rem;
      font-size: 1rem;
      line-height: 1.85;
    }
    .aio-hero-checks {
      margin-top: 1.6rem;
      gap: 0.7rem;
    }
    .aio-hero-checks li {
      font-size: 0.94rem;
    }
    .aio-hero-actions {
      flex-direction: column;
      align-items: stretch;
      gap: 0.85rem;
      margin-top: 1.8rem;
    }
    .aio-primary-btn,
    .aio-secondary-btn {
      width: 100%;
      min-height: 58px;
      padding: 0 1rem;
      font-size: 0.94rem;
    }
    .aio-hero-visual {
      min-height: auto;
      display: grid;
      gap: 0.9rem;
    }
    .aio-laptop,
    .aio-mini-card {
      position: static;
      width: auto;
    }
    .aio-laptop {
      order: 1;
    }
    .aio-search-card {
      order: 2;
    }
    .aio-citation-card {
      order: 3;
    }
    .aio-growth-card {
      order: 4;
    }
    .aio-answer-card {
      order: 5;
    }
    .aio-laptop-screen {
      grid-template-columns: 1fr;
      min-height: 0;
      border-width: 8px;
      border-bottom-width: 12px;
      border-radius: 14px 14px 8px 8px;
    }
    .aio-dashboard-sidebar {
      display: none;
    }
    .aio-dashboard-main {
      padding: 0.85rem;
    }
    .aio-dashboard-top {
      align-items: flex-start;
    }
    .aio-dashboard-top button {
      display: none;
    }
    .aio-metric-grid {
      grid-template-columns: 1fr;
      gap: 0.55rem;
    }
    .aio-metric-card {
      min-height: auto;
    }
    .aio-chart-grid {
      grid-template-columns: 1fr;
      gap: 0.55rem;
    }
    .aio-task-card {
      align-items: flex-start;
      font-size: 0.62rem;
    }
    .bubble {
      padding: 0 0.35rem;
      font-size: 0.64rem;
      line-height: 1.6;
    }
    .bubble-left {
      --bubble-shift-y: 0.68rem;
      left: 6.8%;
    }
    .bubble-center { --bubble-shift-y: -0.45rem; }
    .bubble-right {
      --bubble-shift-y: 0.58rem;
      right: 6.5%;
    }
  }

  /* ===== FOOTER ===== */
  .site-footer {
    background: var(--black);
    color: #fff;
    padding: 4rem 0 0;
    margin-top: 6rem;
  }
  .footer-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2.5rem;
  }
  .footer-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }
  .footer-brand {
    flex-shrink: 0;
  }
  .footer-logo {
    font-family: var(--font-en);
    font-size: 1.6rem;
    font-weight: 800;
    color: #fff;
    text-decoration: none;
    letter-spacing: 0.04em;
  }
  .footer-desc {
    font-size: 0.78rem;
    color: rgba(255,255,255,0.5);
    font-weight: 300;
    line-height: 1.8;
    margin-top: 0.8rem;
  }
  .footer-links {
    display: flex;
    gap: 4rem;
  }
  .footer-col {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
  }
  .footer-col-title {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255,255,255,0.4);
    margin-bottom: 0.4rem;
  }
  .footer-col a {
    font-size: 0.82rem;
    color: rgba(255,255,255,0.75);
    text-decoration: none;
    font-weight: 300;
    transition: color 0.2s;
  }
  .footer-col a:hover {
    color: #fff;
  }
  .footer-bottom {
    padding: 1.8rem 0;
    text-align: center;
  }
  .footer-bottom p {
    font-size: 0.7rem;
    color: rgba(255,255,255,0.35);
    font-weight: 300;
  }
  @media (max-width: 640px) {
    .footer-top {
      flex-direction: column;
      gap: 2rem;
    }
    .footer-links {
      gap: 2.5rem;
    }
  }