*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }

    body {
      font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'Hiragino Sans', Arial, sans-serif;
      background: #FFFFFF;
      color: #1E293B;
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }
    a { color: inherit; text-decoration: none; }

    /* NAV */
    nav {
      position: fixed; top: 0; left: 0; right: 0; z-index: 100;
      display: flex; align-items: center; justify-content: space-between;
      padding: 16px 48px;
      background: rgba(255,255,255,0.92);
      backdrop-filter: blur(20px);
      border-bottom: 1px solid #E2E8F0;
    }
    .nav-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; cursor: pointer; }
    .logo-wrap { display: flex; flex-direction: column; gap: 2px; }
    .logo-text { font-size: 20px; font-weight: 800; letter-spacing: -0.5px; line-height: 1; }
    .logo-text .t { color: #64748B; }
    .logo-text .m { color: #3A7CB5; }
    .logo-tagline { font-size: 9px; font-weight: 600; letter-spacing: 0.12em; color: #94A3B8; text-transform: uppercase; line-height: 1; }
    .nav-center { display: flex; align-items: center; gap: 2px; margin-left: auto; margin-right: 16px; }
    .nav-tab {
      font-size: 14px; font-weight: 500; color: #64748B;
      padding: 8px 16px; border-radius: 8px;
      transition: color 0.2s; cursor: pointer; border: none; background: none;
      font-family: inherit; position: relative;
    }
    .nav-tab::after {
      content: '';
      position: absolute; bottom: 2px; left: 50%; right: 50%;
      height: 1.5px; background: #3A7CB5;
      transition: left 0.25s, right 0.25s;
    }
    .nav-tab:hover { color: #1E293B; }
    .nav-tab:hover::after { left: 16px; right: 16px; }
    .nav-tab.active { color: #1E293B; }
    .nav-tab.active::after { left: 16px; right: 16px; }
    .nav-right { display: flex; align-items: center; gap: 8px; }

    /* NAV DROPDOWN */
    .nav-dropdown { position: relative; }
    .nav-dropdown-menu {
      position: absolute; top: 100%; left: 50%; transform: translateX(-50%) translateY(4px);
      min-width: 220px; background: #ffffff;
      border: 1px solid #E2E8F0; border-radius: 12px;
      box-shadow: 0 12px 40px rgba(15,23,42,0.12);
      padding: 6px; display: none; z-index: 200;
    }
    .nav-dropdown:hover .nav-dropdown-menu,
    .nav-dropdown.open .nav-dropdown-menu { display: block; }
    .nav-dropdown.closing .nav-dropdown-menu { display: none !important; }
    .nav-dropdown::after {
      content: ''; position: absolute; top: 100%; left: 0; right: 0; height: 12px;
    }
    .nav-dropdown-item {
      display: block; width: 100%; text-align: left;
      font-size: 13px; font-weight: 500; color: #475569;
      padding: 10px 14px; border-radius: 8px;
      background: none; border: none; cursor: pointer;
      transition: all 0.12s; font-family: inherit;
    }
    .nav-dropdown-item:hover { background: #F1F5F9; color: #1E293B; }
    .nav-tab-caret { display: inline-block; margin-left: 4px; font-size: 10px; vertical-align: middle; }

    .btn {
      display: inline-flex; align-items: center; gap: 6px;
      font-size: 14px; font-weight: 600; padding: 10px 20px;
      border-radius: 10px; text-decoration: none;
      transition: all 0.18s; cursor: pointer; border: none; outline: none;
      font-family: inherit;
    }
    .btn-outline {
      color: #374151; background: transparent;
      border: 1.5px solid #D1D5DB;
    }
    .btn-outline:hover { border-color: #9CA3AF; background: #F9FAFB; }
    .btn-primary {
      color: #fff; background: #3A7CB5;
      font-weight: 700; border: none;
    }
    .btn-primary:hover { background: #2E6A9E; transform: translateY(-1px); box-shadow: 0 8px 24px rgba(58,124,181,0.25); }
    .btn-cta {
      color: #fff; background: #F97316; font-weight: 800;
      box-shadow: 0 4px 14px rgba(249,115,22,0.3);
      border: none; border-radius: 100px; font-family: inherit; cursor: pointer;
    }
    .btn-cta:hover { background: #EA580C; transform: translateY(-1px); box-shadow: 0 8px 24px rgba(249,115,22,0.35); }
    .btn-large { font-size: 17px; padding: 18px 40px; }
    .btn-white-outline {
      color: #fff; background: transparent; border: 2px solid rgba(255,255,255,0.5);
      font-size: 16px; padding: 16px 40px; border-radius: 100px;
      font-weight: 700; cursor: pointer; font-family: inherit; transition: all 0.2s;
    }
    .btn-white-outline:hover { background: rgba(255,255,255,0.1); border-color: #fff; }
    .btn-cta-white {
      display: inline-flex; align-items: center; gap: 8px;
      font-size: 17px; font-weight: 700; color: #3A7CB5;
      background: #fff; border: none; border-radius: 100px;
      padding: 18px 40px; cursor: pointer; font-family: inherit;
      transition: all 0.18s;
    }
    .btn-cta-white:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(0,0,0,0.15); }

    /* TACTILE FEEDBACK */
    button:active, .btn:active, .nav-tab:active, .btn-cta-white:active, .btn-floating:active {
      transform: scale(0.95) !important; opacity: 0.75; transition: transform 0.06s, opacity 0.06s;
    }

    /* CONTAINERS */
    .container { max-width: 1100px; margin: 0 auto; width: 100%; }
    .tab-content { display: none; }
    .tab-content.active { display: block; }

    /* HERO */
    .hero {
      display: flex; align-items: center;
      padding: 100px 48px 48px;
      position: relative; overflow: hidden;
      background: linear-gradient(135deg, #F0F4F8 0%, #E8EEF4 30%, #F5F7FA 70%, #EDF2F7 100%);
    }
    .hero::before {
      content: '';
      position: absolute; inset: 0;
      background: url('/images/hero-gym.jpg') center top/110% auto no-repeat;
      opacity: 0.7;
      pointer-events: none;
    }
    .hero::after {
      content: '';
      position: absolute; inset: 0;
      background: linear-gradient(to right, rgba(255,255,255,0.88) 0%, rgba(255,255,255,0.75) 45%, rgba(255,255,255,0.2) 75%, transparent 100%);
      pointer-events: none;
    }
    .hero-inner {
      max-width: 1100px; margin: 0 auto; width: 100%;
      display: grid; grid-template-columns: 55% 45%;
      gap: 48px; align-items: center;
      position: relative; z-index: 1;
    }
    .hero-eyecatch {
      font-size: 20px; font-weight: 800; color: #3A7CB5;
      letter-spacing: 0.04em; margin-bottom: 20px;
    }
    .hero-title {
      font-size: clamp(24px, 3vw, 36px);
      font-weight: 800; letter-spacing: -1.2px; line-height: 1.32;
      margin-bottom: 26px; color: #0F172A;
      font-feature-settings: "palt" 1, "kern" 1;
    }
    .hero-title .accent {
      color: #0F172A;
      padding: 0 2px;
    }
    .hero-sub {
      font-size: 15px; color: #374151;
      max-width: 560px;
      line-height: 1.85; margin-bottom: 40px;
    }
    .hero-buttons { display: flex; gap: 12px; flex-wrap: wrap; }
    .hero-note {
      font-size: 13px; color: #94A3B8; margin-top: 16px;
    }

    /* DEVICE MOCKUPS */
    .devices-wrap { position: relative; height: 440px; }
    .mockup-pc {
      position: absolute; left: -20px; top: 10px; width: 420px; z-index: 1;
      border-radius: 8px; overflow: hidden;
      box-shadow: 0 20px 60px rgba(0,0,0,0.15), 0 0 0 1px rgba(0,0,0,0.06);
    }
    .mockup-pc-topbar {
      display: flex; align-items: center; gap: 5px;
      padding: 7px 12px; background: #F1F5F9;
      border-bottom: 1px solid #E2E8F0;
    }
    .mockup-pc-dot { width: 6px; height: 6px; border-radius: 50%; }
    .mockup-pc-dot.r { background: #EF4444; }
    .mockup-pc-dot.y { background: #F59E0B; }
    .mockup-pc-dot.g { background: #22C55E; }
    .mockup-pc-url {
      flex: 1; margin-left: 8px;
      background: #fff; border: 1px solid #E2E8F0;
      border-radius: 4px; padding: 3px 8px;
      font-size: 9px; color: #94A3B8;
    }
    .mockup-pc img { width: 100%; display: block; }
    .mockup-phone {
      position: absolute; right: -10px; bottom: -10px; z-index: 2;
      width: 180px;
      background: #1C1C1E;
      border-radius: 30px;
      padding: 6px;
      box-shadow: none;
    }
    .mockup-phone-frame {
      background: linear-gradient(180deg, #3A3A3C 0%, #2C2C2E 50%, #3A3A3C 100%);
      border-radius: 26px;
      padding: 2px;
    }
    .mockup-phone-screen {
      border-radius: 24px;
      overflow: hidden;
      position: relative;
      background: #000;
    }
    .mockup-phone-island {
      position: absolute;
      top: 8px; left: 50%; transform: translateX(-50%);
      width: 62px; height: 16px;
      background: #000;
      border-radius: 10px;
      z-index: 3;
    }
    .mockup-phone-screen img {
      width: 100%;
      display: block;
    }
    .mockup-phone::before {
      content: '';
      position: absolute;
      right: -2.5px; top: 100px;
      width: 2.5px; height: 44px;
      background: linear-gradient(180deg, #48484A, #3A3A3C, #48484A);
      border-radius: 0 1.5px 1.5px 0;
    }
    .mockup-phone::after {
      content: '';
      position: absolute;
      left: -2.5px; top: 82px;
      width: 2.5px; height: 24px;
      background: linear-gradient(180deg, #48484A, #3A3A3C, #48484A);
      border-radius: 1.5px 0 0 1.5px;
      box-shadow: 0 36px 0 0 #3A3A3C;
    }
    .mockup-phone-home {
      width: 72px; height: 3px;
      background: rgba(255,255,255,0.25);
      border-radius: 3px;
      margin: 5px auto 3px;
    }

    /* PORTAL SCROLL */
    .portal-scroll::-webkit-scrollbar { display: none; }

    /* SCROLL INDICATOR */
    .scroll-indicator {
      position: absolute; bottom: 36px; left: 50%; transform: translateX(-50%);
      display: flex; flex-direction: column; align-items: center; gap: 6px;
      opacity: 0.4; z-index: 2;
      animation: fadeInUp 1s ease 0.8s both;
    }
    .scroll-indicator span { font-size: 10px; letter-spacing: 1.5px; text-transform: uppercase; color: #94A3B8; }
    .scroll-arrow {
      width: 20px; height: 20px;
      border-right: 1.5px solid #94A3B8;
      border-bottom: 1.5px solid #94A3B8;
      transform: rotate(45deg);
      animation: scrollBounce 1.4s ease-in-out infinite;
    }
    @keyframes scrollBounce {
      0%, 100% { transform: rotate(45deg) translateY(0); }
      50% { transform: rotate(45deg) translateY(5px); }
    }
    @keyframes fadeInUp {
      from { opacity: 0; transform: translateX(-50%) translateY(10px); }
      to { opacity: 0.4; transform: translateX(-50%) translateY(0); }
    }

    /* MOCKUP SHARED */
    .mockup {
      background: #F8FAFC; border-radius: 12px; overflow: hidden;
      font-family: 'Noto Sans JP', sans-serif;
      box-shadow: 0 16px 48px rgba(0,0,0,0.1);
    }
    .mockup-topbar {
      background: #fff; padding: 10px 16px;
      display: flex; align-items: center; justify-content: space-between;
      border-bottom: 1px solid #E2E8F0; font-size: 11px; color: #94A3B8;
    }
    .mockup-topbar-logo { font-weight: 900; font-size: 13px; }
    .mockup-topbar-logo .t { color: #475569; }
    .mockup-topbar-logo .m { color: #3A7CB5; }
    .mockup-body { display: flex; min-height: 260px; }
    .mockup-sidebar {
      width: 48px; background: #1E293B; padding: 12px 0;
      display: flex; flex-direction: column; align-items: center; gap: 16px;
    }
    .mockup-sidebar-icon {
      width: 24px; height: 24px; border-radius: 6px; background: #334155;
    }
    .mockup-sidebar-icon.active { background: #3A7CB5; }
    .mockup-main { flex: 1; padding: 16px; overflow: hidden; }

    /* CLIENT LIST MOCKUP */
    .mock-client-row {
      display: grid; grid-template-columns: 28px 1fr 80px 60px;
      gap: 10px; align-items: center; padding: 8px 0;
      border-bottom: 1px solid #F1F5F9; font-size: 11px;
    }
    .mock-avatar {
      width: 28px; height: 28px; border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      font-size: 10px; font-weight: 800; color: #fff;
    }
    .mock-client-name { font-weight: 600; color: #0F172A; }
    .mock-client-sub { font-size: 10px; color: #94A3B8; }
    .mock-status {
      font-size: 9px; font-weight: 700; padding: 2px 8px;
      border-radius: 100px; text-align: center;
    }
    .mock-status-ok { background: #DCFCE7; color: #16A34A; }
    .mock-status-warn { background: #FEF3C7; color: #D97706; }
    .mock-status-esc { background: #FEE2E2; color: #DC2626; }
    .mock-kcal { font-size: 11px; font-weight: 600; color: #475569; text-align: right; }

    /* SECTIONS */
    .section { padding: 56px 48px; }
    .section-light { background: #F8FAFC; }
    .section-white { background: #fff; }
    .section-features-bg { background: #F0F4F8; }
    .section-features-alt { background: linear-gradient(180deg, #F8FAFC 0%, #EFF6FF 50%, #F8FAFC 100%); }
    .section-story { background: linear-gradient(180deg, #F8FAFC, #FFFFFF); }

    /* STEPS */
    .section-steps {
      background: #EFF6FF;
      padding: 0 0 64px;
    }
    .steps-banner {
      background: linear-gradient(135deg, #2C6A9E, #3A7CB5);
      padding: 36px 48px;
      text-align: center;
    }
    .steps-banner h2 {
      font-size: 26px; font-weight: 900; color: #fff;
      letter-spacing: 0.08em;
    }
    .steps-banner p {
      font-size: 14px; color: rgba(255,255,255,0.75);
      margin-top: 6px;
    }
    .steps-body {
      padding: 44px 48px 0;
    }
    /* Plan toggle */
    .plan-tabs {
      display: flex; justify-content: center; gap: 0;
      margin-bottom: 36px;
      background: #fff;
      border-radius: 10px;
      padding: 4px;
      max-width: 480px; margin-left: auto; margin-right: auto;
      box-shadow: 0 2px 8px rgba(58,124,181,0.1);
      border: 1px solid #DBEAFE;
    }
    .plan-tab {
      flex: 1;
      padding: 12px 20px; border-radius: 8px;
      font-size: 14px; font-weight: 700; cursor: pointer;
      border: none; background: transparent; color: #64748B;
      font-family: inherit; transition: all 0.18s;
    }
    .plan-tab.active {
      background: #3A7CB5; color: #fff;
      box-shadow: 0 2px 8px rgba(58,124,181,0.3);
    }
    .plan-tab:hover:not(.active) {
      color: #3A7CB5;
    }
    .plan-content { display: none; }
    .plan-content.active { display: block; }
    /* Step list */
    .steps-list {
      max-width: 640px; margin: 0 auto;
      display: flex; flex-direction: column; align-items: center;
    }
    .step-item {
      width: 100%; text-align: center;
      padding: 28px 32px;
      background: #fff;
      border: 1px solid #DBEAFE;
      border-radius: 12px;
      box-shadow: 0 2px 8px rgba(58,124,181,0.06);
    }
    .step-item-num {
      font-size: 11px; font-weight: 700; letter-spacing: 0.1em;
      color: #fff; background: #3A7CB5;
      display: inline-block; padding: 4px 16px;
      border-radius: 100px; margin-bottom: 12px;
    }
    .step-item-title {
      font-size: 19px; font-weight: 800; color: #0F172A;
      margin-bottom: 8px;
    }
    .step-item-desc {
      font-size: 14px; color: #475569; line-height: 1.8;
      max-width: 480px; margin: 0 auto;
    }
    .step-item-time {
      margin-top: 10px;
      font-size: 13px; font-weight: 700; color: #3A7CB5;
    }
    .step-arrow {
      padding: 8px 0;
      color: #3A7CB5;
      display: flex; justify-content: center;
    }
    .step-arrow svg { width: 18px; height: 18px; }
    @media (max-width: 768px) {
      .steps-banner { padding: 28px 20px; }
      .steps-banner h2 { font-size: 21px; }
      .steps-body { padding: 32px 20px 0; }
      .plan-tabs { max-width: 100%; }
      .plan-tab { font-size: 13px; padding: 10px 12px; }
      .step-item { padding: 22px 20px; }
    }

    /* FOUNDER */
    .section-founder {
      background: #fff;
      padding: 72px 48px;
      border-top: 1px solid #E2E8F0;
    }
    .founder-layout {
      max-width: 980px; margin: 0 auto;
      display: grid; grid-template-columns: 420px 1fr;
      gap: 48px; align-items: start;
    }
    .founder-img {
      border-radius: 12px; overflow: hidden;
      box-shadow: 0 8px 32px rgba(0,0,0,0.1);
    }
    .founder-img img {
      width: 100%; display: block;
      object-fit: cover; object-position: center 70%;
      height: 260px;
    }
    .founder-text {
      display: flex; flex-direction: column; gap: 20px;
    }
    .founder-eyebrow {
      font-size: 11px; font-weight: 700; letter-spacing: 0.15em;
      color: #3A7CB5; text-transform: uppercase;
    }
    .founder-name {
      font-size: 26px; font-weight: 900; color: #0F172A;
      line-height: 1.3;
    }
    .founder-name span {
      display: block;
      font-size: 13px; font-weight: 600; color: #64748B;
      margin-top: 4px; letter-spacing: 0;
    }
    .founder-bio {
      font-size: 15px; color: #475569; line-height: 1.85;
    }
    .founder-tags {
      display: flex; flex-wrap: wrap; gap: 8px;
    }
    .founder-tag {
      font-size: 12px; font-weight: 600; color: #3A7CB5;
      background: #EFF6FF; border: 1px solid #DBEAFE;
      padding: 4px 12px; border-radius: 100px;
    }
    .founder-video {
      margin-top: 14px;
    }
    .founder-video-wrap {
      position: relative; padding-bottom: 56.25%; height: 0;
      border-radius: 12px; overflow: hidden;
      box-shadow: 0 8px 32px rgba(0,0,0,0.1);
    }
    .founder-video-wrap iframe {
      position: absolute; top: 0; left: 0;
      width: 100%; height: 100%; border: 0;
    }
    @media (max-width: 768px) {
      .section-founder { padding: 48px 20px; }
      .founder-layout {
        grid-template-columns: 1fr;
        gap: 28px; max-width: 480px;
      }
      .founder-img { max-width: 220px; }
    }

    /* COMPANY */
    .section-company {
      background: #F8FAFC;
      padding: 40px 48px;
      border-top: 1px solid #E2E8F0;
      border-bottom: 1px solid #E2E8F0;
    }
    .company-heading {
      font-size: 18px; font-weight: 800; color: #0F172A;
      margin-bottom: 16px; max-width: 900px; margin-left: auto; margin-right: auto;
    }
    .company-layout {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 28px; align-items: center;
      max-width: 900px; margin: 0 auto;
    }
    .company-map {
      border-radius: 12px; overflow: hidden;
      box-shadow: 0 4px 16px rgba(0,0,0,0.08);
      border: 1px solid #E2E8F0;
    }
    .company-map iframe {
      width: 100%; height: 100%; min-height: 240px; border: 0; display: block;
    }
    .company-table {
      width: 100%;
      border-collapse: collapse;
    }
    .company-table th,
    .company-table td {
      padding: 10px 0;
      font-size: 13px;
      border-bottom: 1px solid #E2E8F0;
      vertical-align: top;
      text-align: left;
    }
    .company-table th {
      font-weight: 700; color: #0F172A;
      width: 140px; white-space: nowrap;
      padding-right: 24px;
    }
    .company-table td {
      color: #475569; line-height: 1.7;
    }
    .partner-section {
      max-width: 900px; margin: 36px auto 0;
      padding-top: 32px;
      border-top: 1px solid #E2E8F0;
    }
    .partner-heading {
      font-size: 15px; font-weight: 800; color: #0F172A;
      margin-bottom: 16px; letter-spacing: 0.03em;
    }
    .partner-card {
      display: grid; grid-template-columns: 160px 1fr;
      gap: 24px; align-items: center;
      background: #fff; border-radius: 12px;
      padding: 20px 24px;
      border: 1px solid #E2E8F0;
      box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    }
    .partner-logo {
      display: flex; align-items: center; justify-content: center;
      font-size: 22px; font-weight: 800; color: #0F172A;
      letter-spacing: 0.05em;
    }
    .partner-info h3 {
      font-size: 14px; font-weight: 700; color: #0F172A; margin: 0 0 6px;
    }
    .partner-info p {
      font-size: 13px; color: #475569; line-height: 1.7; margin: 0;
    }
    .partner-link {
      display: inline-block; margin-top: 8px;
      font-size: 12px; font-weight: 600; color: #3A7CB5;
      text-decoration: none;
    }
    .partner-link:hover { text-decoration: underline; }
    @media (max-width: 768px) {
      .section-company { padding: 40px 20px; }
      .company-layout { grid-template-columns: 1fr; }
      .company-map iframe { min-height: 240px; }
      .company-table th { width: 100px; font-size: 13px; }
      .company-table td { font-size: 13px; }
      .partner-card { grid-template-columns: 1fr; text-align: center; }
    }

    /* FEATURE GALLERY */
    .feature-gallery { position: relative; overflow: hidden; }
    .feature-gallery-track {
      display: flex; transition: transform 0.5s ease;
    }
    .feature-gallery-slide {
      min-width: 100%; flex-shrink: 0;
    }
    .feature-gallery-slide img {
      width: 100%; height: 400px; object-fit: cover;
      border-radius: 12px; box-shadow: 0 4px 20px rgba(0,0,0,0.1);
      border: 1px solid #E2E8F0; display: block;
    }
    .feature-gallery-dots {
      display: flex; justify-content: center; gap: 8px; margin-top: 12px;
    }
    .gallery-dot {
      width: 8px; height: 8px; border-radius: 50%; border: none;
      background: #CBD5E1; cursor: pointer; padding: 0; transition: background 0.2s;
    }
    .gallery-dot.active { background: #3A7CB5; }

    /* DEMO CHAT */
    .demo-chat-container {
      border: 1px solid #E2E8F0; border-radius: 16px; overflow: hidden;
      box-shadow: 0 8px 32px rgba(0,0,0,0.08); max-width: 600px; margin: 0 auto;
    }
    .demo-chat-header {
      background: linear-gradient(135deg, #2C6A9E, #3A7CB5);
      padding: 16px 20px; display: flex; align-items: center; gap: 12px;
    }
    .demo-chat-avatar {
      width: 36px; height: 36px; border-radius: 10px;
      background: rgba(255,255,255,0.15);
      display: flex; align-items: center; justify-content: center;
    }
    .demo-chat-messages {
      padding: 20px; min-height: 320px; max-height: 420px; overflow-y: auto;
      background: #F8FAFC; display: flex; flex-direction: column; gap: 12px;
    }
    .demo-chat-msg {
      font-size: 13px; line-height: 1.7; padding: 10px 14px;
      border-radius: 10px; max-width: 85%;
    }
    .demo-chat-ai {
      background: #fff; color: #1E293B; align-self: flex-start;
      border: 1px solid #E2E8F0;
    }
    .demo-chat-user {
      background: #3A7CB5; color: #fff; align-self: flex-end;
    }
    .demo-chat-suggestions {
      padding: 8px 20px 12px; background: #F8FAFC;
      display: flex; gap: 8px; flex-wrap: wrap;
    }
    .demo-suggestion {
      background: #fff; border: 1px solid #DBEAFE; border-radius: 20px;
      padding: 6px 14px; font-size: 12px; color: #3A7CB5; cursor: pointer;
      font-family: inherit; font-weight: 500; transition: all 0.15s;
    }
    .demo-suggestion:hover { background: #EFF6FF; border-color: #3A7CB5; }
    .demo-chat-input {
      display: flex; border-top: 1px solid #E2E8F0; background: #fff;
    }
    .demo-chat-input input {
      flex: 1; border: none; outline: none; padding: 14px 16px;
      font-size: 13px; font-family: inherit; background: transparent;
    }
    .demo-chat-input button {
      background: #3A7CB5; color: #fff; border: none; padding: 14px 20px;
      font-size: 13px; font-weight: 600; cursor: pointer; font-family: inherit;
    }
    .demo-chat-input button:hover { background: #2C6A9E; }
    .demo-chat-input button:disabled { background: #94A3B8; cursor: not-allowed; }
    .demo-chat-typing {
      display: flex; gap: 4px; align-items: center; padding: 10px 14px;
      background: #fff; border: 1px solid #E2E8F0; border-radius: 10px;
      align-self: flex-start; max-width: 60px;
    }
    .demo-chat-typing span {
      width: 6px; height: 6px; background: #94A3B8; border-radius: 50%;
      animation: faqDot 1.2s infinite;
    }
    .demo-chat-typing span:nth-child(2) { animation-delay: 0.2s; }
    .demo-chat-typing span:nth-child(3) { animation-delay: 0.4s; }

    /* FAQ */
    .faq-list { display: flex; flex-direction: column; gap: 0; }
    .faq-item { border-bottom: 1px solid #E2E8F0; }
    .faq-q {
      width: 100%; background: none; border: none; cursor: pointer;
      display: flex; justify-content: space-between; align-items: center;
      padding: 18px 0; font-size: 14px; font-weight: 600; color: #0F172A;
      text-align: left; font-family: inherit; line-height: 1.6;
    }
    .faq-q:hover { color: #3A7CB5; }
    .faq-icon {
      font-size: 18px; font-weight: 300; color: #94A3B8;
      flex-shrink: 0; margin-left: 16px; transition: transform 0.2s;
    }
    .faq-item.open .faq-icon { transform: rotate(45deg); }
    .faq-a {
      max-height: 0; overflow: hidden; transition: max-height 0.3s ease, padding 0.3s ease;
      font-size: 13px; color: #475569; line-height: 1.8; padding: 0 0 0 0;
    }
    .faq-item.open .faq-a { max-height: 300px; padding: 0 0 18px 0; }

    .faq-chat-section {
      margin-top: 48px; padding-top: 32px; border-top: 1px solid #E2E8F0;
    }
    .faq-chat-box {
      border: 1px solid #E2E8F0; border-radius: 12px; overflow: hidden;
      background: #F8FAFC;
    }
    .faq-chat-messages {
      padding: 20px; max-height: 320px; overflow-y: auto;
      display: flex; flex-direction: column; gap: 12px;
    }
    .faq-chat-msg {
      font-size: 13px; line-height: 1.7; padding: 10px 14px;
      border-radius: 10px; max-width: 85%;
    }
    .faq-chat-ai {
      background: #fff; color: #1E293B; align-self: flex-start;
      border: 1px solid #E2E8F0;
    }
    .faq-chat-user {
      background: #3A7CB5; color: #fff; align-self: flex-end;
    }
    .faq-chat-input {
      display: flex; border-top: 1px solid #E2E8F0; background: #fff;
    }
    .faq-chat-input input {
      flex: 1; border: none; outline: none; padding: 14px 16px;
      font-size: 13px; font-family: inherit; background: transparent;
    }
    .faq-chat-input button {
      background: #3A7CB5; color: #fff; border: none; padding: 14px 20px;
      font-size: 13px; font-weight: 600; cursor: pointer; font-family: inherit;
    }
    .faq-chat-input button:hover { background: #2C6A9E; }
    .faq-chat-input button:disabled { background: #94A3B8; cursor: not-allowed; }
    .faq-chat-note {
      font-size: 11px; color: #94A3B8; margin-top: 8px; text-align: center;
    }
    .faq-chat-typing {
      display: flex; gap: 4px; align-items: center; padding: 10px 14px;
      background: #fff; border: 1px solid #E2E8F0; border-radius: 10px;
      align-self: flex-start; max-width: 60px;
    }
    .faq-chat-typing span {
      width: 6px; height: 6px; background: #94A3B8; border-radius: 50%;
      animation: faqDot 1.2s infinite;
    }
    .faq-chat-typing span:nth-child(2) { animation-delay: 0.2s; }
    .faq-chat-typing span:nth-child(3) { animation-delay: 0.4s; }
    @keyframes faqDot {
      0%, 60%, 100% { opacity: 0.3; transform: scale(0.8); }
      30% { opacity: 1; transform: scale(1); }
    }

    /* FOUNDER SECTION (unused, kept for compat) */
    .founder-grid {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 56px; align-items: start; margin-top: 48px;
    }
    .founder-photo {
      position: relative;
      border-radius: 16px; overflow: hidden;
      box-shadow: 0 16px 48px rgba(0,0,0,0.1);
    }
    .founder-photo img {
      width: 100%; display: block;
    }
    .founder-photo-caption {
      position: absolute; bottom: 0; left: 0; right: 0;
      padding: 24px;
      background: linear-gradient(transparent, rgba(0,0,0,0.7));
      color: #fff;
    }
    .founder-photo-caption .name {
      font-size: 22px; font-weight: 800; letter-spacing: 1px;
    }
    .founder-photo-caption .role {
      font-size: 13px; font-weight: 500; opacity: 0.85; margin-top: 4px;
    }
    .founder-profile {
      display: flex; flex-direction: column; gap: 28px;
    }
    .founder-profile h3 {
      font-size: 24px; font-weight: 900; color: #0F172A;
      line-height: 1.5; letter-spacing: -0.3px;
    }
    .founder-profile p {
      font-size: 15px; color: #475569; line-height: 1.85;
    }
    .founder-stats {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    .founder-stat {
      background: #F8FAFC;
      border: 1px solid #E2E8F0;
      border-radius: 12px;
      padding: 16px 20px;
    }
    .founder-stat .val {
      font-size: 22px; font-weight: 900; color: #0F172A;
    }
    .founder-stat .val .unit {
      font-size: 13px; font-weight: 600; color: #64748B;
    }
    .founder-stat .label {
      font-size: 12px; font-weight: 600; color: #94A3B8;
      margin-top: 4px; letter-spacing: 0.03em;
    }
    .founder-timeline {
      display: flex; flex-direction: column; gap: 0;
      border-left: 2px solid #DBEAFE;
      padding-left: 20px;
    }
    .founder-timeline-item {
      position: relative; padding-bottom: 16px;
    }
    .founder-timeline-item::before {
      content: '';
      position: absolute; left: -26px; top: 5px;
      width: 10px; height: 10px; border-radius: 50%;
      background: linear-gradient(135deg, #3A7CB5, #60A5FA);
      box-shadow: 0 2px 6px rgba(58,124,181,0.3);
    }
    .founder-timeline-item .year {
      font-size: 12px; font-weight: 700; color: #3A7CB5;
    }
    .founder-timeline-item .desc {
      font-size: 13px; color: #475569; line-height: 1.6;
    }
    .founder-knowledge {
      margin-top: 56px;
      padding: 32px;
      background: linear-gradient(135deg, #0F172A, #1E293B);
      border-radius: 16px;
      color: #fff;
    }
    .founder-knowledge h4 {
      font-size: 18px; font-weight: 800; margin-bottom: 8px;
    }
    .founder-knowledge p {
      font-size: 14px; color: #CBD5E1; line-height: 1.85;
    }
    .founder-knowledge-points {
      display: grid; grid-template-columns: 1fr 1fr 1fr;
      gap: 20px; margin-top: 20px;
    }
    .founder-knowledge-point {
      text-align: center; padding: 16px;
      background: rgba(255,255,255,0.06);
      border-radius: 12px; border: 1px solid rgba(255,255,255,0.08);
    }
    .founder-knowledge-point .icon {
      width: 36px; height: 36px; margin: 0 auto 10px;
      background: linear-gradient(135deg, #3A7CB5, #60A5FA);
      border-radius: 8px;
      display: flex; align-items: center; justify-content: center;
    }
    .founder-knowledge-point .icon svg { width: 18px; height: 18px; }
    .founder-knowledge-point .title {
      font-size: 13px; font-weight: 700; color: #fff;
    }
    .founder-knowledge-point .sub {
      font-size: 11px; color: #94A3B8; margin-top: 4px; line-height: 1.5;
    }
    @media (max-width: 768px) {
      .founder-grid { grid-template-columns: 1fr; gap: 32px; }
      .founder-knowledge-points { grid-template-columns: 1fr; }
      .founder-stats { grid-template-columns: 1fr 1fr; }
    }

    .section-label {
      font-size: 13px; font-weight: 700; color: #fff;
      letter-spacing: 0.1em; margin-bottom: 12px;
      text-transform: uppercase;
      background: linear-gradient(135deg, #3A7CB5, #4A90C4);
      display: inline-block; padding: 4px 14px; border-radius: 100px;
    }
    .section-title {
      font-size: clamp(26px, 3.5vw, 40px);
      font-weight: 900; letter-spacing: -1px; line-height: 1.3;
      color: #0F172A; margin-bottom: 20px;
    }
    .section-title .accent { color: #3A7CB5; }
    .section-sub {
      font-size: 16px; color: #475569; line-height: 1.85;
      max-width: 580px;
    }

    /* 5 MERITS */
    .merits-grid {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 24px; margin-top: 48px;
    }
    .merit-card {
      background: #fff; padding: 36px;
      border-radius: 12px;
      border: 1px solid #E2E8F0;
      border-top: 4px solid #3A7CB5;
      transition: transform 0.2s, box-shadow 0.2s;
    }
    .merit-card.reveal:hover, .merit-card:hover {
      transform: translateY(-6px);
      box-shadow: 0 12px 32px rgba(58,124,181,0.12);
    }
    .merit-num {
      font-size: 13px; font-weight: 800; color: #fff;
      letter-spacing: 0.1em; margin-bottom: 12px;
      background: linear-gradient(135deg, #3A7CB5, #4A90C4);
      display: inline-block; padding: 2px 10px; border-radius: 6px;
    }
    .merit-title {
      font-size: 20px; font-weight: 900; color: #0F172A;
      margin-bottom: 12px; line-height: 1.4;
    }
    .merit-desc {
      font-size: 14px; color: #64748B; line-height: 1.8;
    }

    /* CTA BAND */
    .cta-band {
      background: linear-gradient(135deg, #2E6A9E 0%, #3A7CB5 40%, #4A90C4 100%);
      padding: 48px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .cta-band::before {
      content: '';
      position: absolute; inset: 0;
      background: radial-gradient(ellipse at 20% 50%, rgba(255,255,255,0.1) 0%, transparent 60%),
                  radial-gradient(ellipse at 80% 50%, rgba(255,255,255,0.08) 0%, transparent 50%);
      pointer-events: none;
    }
    .cta-band-buttons {
      display: flex; align-items: center; justify-content: center;
      gap: 20px; flex-wrap: wrap;
    }

    /* FEATURE BLOCKS */
    .container-wide { max-width: 1100px; margin: 0 auto; }
    .feature-block {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 64px; align-items: center;
      padding: 40px 0;
      border-bottom: 1px solid #E2E8F0;
    }
    .feature-block:last-child { border-bottom: none; }
    .feature-block.reverse .feature-text { order: 2; }
    .feature-block.reverse .feature-img { order: 1; }
    .feature-tag {
      display: inline-block;
      font-size: 12px; font-weight: 700; color: #fff;
      background: linear-gradient(135deg, #3A7CB5, #4A90C4); padding: 5px 14px; border-radius: 100px;
      margin-bottom: 16px; letter-spacing: 0.05em;
    }
    .feature-title {
      font-size: 28px; font-weight: 900; color: #0F172A;
      letter-spacing: -0.5px; line-height: 1.4; margin-bottom: 16px;
    }
    .feature-desc {
      font-size: 15px; color: #475569; line-height: 1.85;
    }
    .feature-bullets {
      list-style: none; margin-top: 20px;
    }
    .feature-bullets li {
      font-size: 14px; color: #475569; line-height: 1.7;
      padding: 6px 0 6px 20px; position: relative;
    }
    .feature-bullets li::before {
      content: '';
      position: absolute; left: 0; top: 12px;
      width: 10px; height: 10px; border-radius: 50%;
      background: linear-gradient(135deg, #3A7CB5, #60A5FA);
      box-shadow: 0 2px 6px rgba(58,124,181,0.3);
    }
    .knowledge-callout {
      margin-top: 24px;
      padding: 20px 24px;
      background: linear-gradient(135deg, #F8FAFC, #EFF6FF);
      border: 1px solid #DBEAFE;
      border-radius: 14px;
      display: flex;
      align-items: flex-start;
      gap: 16px;
    }
    .knowledge-callout-icon {
      flex-shrink: 0;
      width: 44px; height: 44px;
      background: linear-gradient(135deg, #3A7CB5, #4A90C4);
      border-radius: 10px;
      display: flex; align-items: center; justify-content: center;
    }
    .knowledge-callout-icon svg { width: 22px; height: 22px; }
    .knowledge-callout-body h4 {
      font-size: 14px; font-weight: 700; color: #0F172A;
      margin-bottom: 6px;
    }
    .knowledge-callout-body p {
      font-size: 13px; color: #475569; line-height: 1.75;
    }
    .knowledge-callout-body .gym-name {
      font-weight: 700; color: #1E293B;
    }
    .knowledge-callout-link {
      display: inline-flex; align-items: center; gap: 5px;
      margin-top: 10px;
      font-size: 13px; font-weight: 600; color: #3A7CB5;
      transition: gap 0.2s;
    }
    .knowledge-callout-link:hover { gap: 8px; }
    .knowledge-callout-link svg { width: 14px; height: 14px; }
    .feature-img {
      border-radius: 16px; overflow: hidden;
      box-shadow: 0 16px 48px rgba(0,0,0,0.1);
      min-width: 0;
    }

    /* LINE CHAT MOCKUP */
    .line-chat {
      background: #fff;
      border-radius: 16px;
      padding: 24px;
      box-shadow: 0 16px 48px rgba(0,0,0,0.1);
    }
    .line-chat-header {
      display: flex; align-items: center; gap: 10px;
      padding-bottom: 16px; margin-bottom: 16px;
      border-bottom: 1px solid #E2E8F0;
    }
    .line-avatar {
      width: 36px; height: 36px; border-radius: 50%;
      background: #3A7CB5;
      display: flex; align-items: center; justify-content: center;
      font-size: 12px; font-weight: 800; color: #fff;
    }
    .line-name { font-size: 14px; font-weight: 700; color: #1E293B; }
    .line-messages { display: flex; flex-direction: column; gap: 10px; }
    .line-msg { max-width: 85%; }
    .line-msg-client { align-self: flex-end; }
    .line-msg-trainer { align-self: flex-start; }
    .line-bubble {
      border-radius: 18px; padding: 11px 15px;
      font-size: 13.5px; line-height: 1.7;
    }
    .line-msg-client .line-bubble {
      background: #3A7CB5; color: #fff;
      border-bottom-right-radius: 4px;
    }
    .line-msg-trainer .line-bubble {
      background: #F1F5F9; color: #1E293B;
      border-bottom-left-radius: 4px;
    }

    /* CALORIE CHART MOCKUP */
    .mock-chart { padding: 12px 0; }
    .mock-chart-header {
      display: flex; justify-content: space-between; align-items: center;
      margin-bottom: 12px;
    }
    .mock-chart-title { font-size: 12px; font-weight: 800; color: #0F172A; }
    .mock-chart-tabs { display: flex; gap: 4px; }
    .mock-chart-tab {
      font-size: 9px; padding: 3px 8px; border-radius: 100px;
      font-weight: 600; color: #94A3B8; background: #F1F5F9;
    }
    .mock-chart-tab.active { background: #3A7CB5; color: #fff; }
    .mock-bars { display: flex; align-items: flex-end; gap: 6px; height: 120px; }
    .mock-bar-col { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 4px; }
    .mock-bar {
      width: 100%; border-radius: 4px 4px 0 0;
      position: relative;
    }
    .mock-bar-label { font-size: 8px; color: #94A3B8; }
    .mock-bar-val { font-size: 8px; color: #475569; font-weight: 600; }
    .mock-target-line {
      position: absolute; left: -8px; right: -8px;
      border-top: 1.5px dashed #F97316; top: 0;
    }
    .mock-chart-legend {
      display: flex; gap: 16px; margin-top: 8px; font-size: 9px; color: #94A3B8;
    }
    .mock-legend-dot {
      display: inline-block; width: 8px; height: 8px;
      border-radius: 2px; margin-right: 4px; vertical-align: middle;
    }

    /* PLAN MOCKUP */
    .mock-plan { font-size: 11px; }
    .mock-plan-header {
      display: flex; justify-content: space-between; align-items: center;
      margin-bottom: 12px;
    }
    .mock-plan-title { font-size: 12px; font-weight: 800; color: #0F172A; }
    .mock-plan-btn {
      font-size: 9px; font-weight: 700; color: #fff; background: #3A7CB5;
      padding: 4px 10px; border-radius: 100px;
    }
    .mock-plan-day {
      font-size: 10px; font-weight: 700; color: #3A7CB5;
      margin: 10px 0 4px; padding-top: 8px; border-top: 1px solid #F1F5F9;
    }
    .mock-plan-exercise {
      display: grid; grid-template-columns: 1fr auto;
      padding: 3px 0; color: #475569; font-size: 11px;
    }
    .mock-plan-sets { color: #94A3B8; font-size: 10px; text-align: right; }

    /* VIDEO MOCKUP */
    .mock-video-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
    .mock-video-frame {
      background: #1E293B; border-radius: 8px;
      aspect-ratio: 16/9; display: flex; align-items: center;
      justify-content: center; position: relative; overflow: hidden;
    }
    .mock-video-play {
      width: 32px; height: 32px; background: rgba(255,255,255,0.2);
      border-radius: 50%; display: flex; align-items: center; justify-content: center;
    }
    .mock-video-label {
      position: absolute; bottom: 6px; left: 8px;
      font-size: 9px; color: rgba(255,255,255,0.7); font-weight: 600;
    }
    .mock-feedback {
      background: #fff; border-radius: 8px; padding: 12px;
      font-size: 11px; color: #475569; line-height: 1.6;
    }
    .mock-feedback-title {
      font-size: 11px; font-weight: 800; color: #0F172A; margin-bottom: 6px;
    }
    .mock-feedback-item { padding: 2px 0; }
    .mock-feedback-fix { color: #DC2626; }
    .mock-feedback-ok { color: #16A34A; }

    /* SCROLL REVEAL */
    .reveal {
      opacity: 0; transform: translateY(30px);
      transition: opacity 0.7s ease, transform 0.7s ease;
    }
    .reveal.visible { opacity: 1; transform: translateY(0); }
    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }

    /* FLOATING CTA BAR */
    .floating-cta {
      position: fixed; bottom: 0; left: 0; right: 0; z-index: 90;
      display: flex; align-items: center; justify-content: center; gap: 20px;
      padding: 14px 48px;
      background: rgba(255,255,255,0.96);
      backdrop-filter: blur(20px);
      border-top: 1px solid #E2E8F0;
      box-shadow: 0 -4px 20px rgba(0,0,0,0.06);
    }
    .floating-cta-text {
      font-size: 14px; font-weight: 600; color: #374151;
    }
    .btn-floating {
      font-size: 14px; font-weight: 700; color: #fff;
      background: #3A7CB5; border: none; border-radius: 100px;
      padding: 12px 28px; cursor: pointer; font-family: inherit;
      transition: all 0.18s;
    }
    .btn-floating:hover { background: #2E6A9E; transform: translateY(-1px); }

    /* FOOTER */
    footer {
      padding: 32px 48px 80px;
      display: flex; align-items: center; justify-content: space-between;
      border-top: 1px solid #E2E8F0;
      background: #fff;
    }
    .footer-links { display: flex; gap: 20px; }
    .footer-links a {
      font-size: 12px; font-weight: 500; color: #94A3B8;
      transition: color 0.15s;
    }
    .footer-links a:hover { color: #64748B; }
    .footer-copy { font-size: 12px; color: #94A3B8; }

    /* CONSULTATION MODAL */
    .modal-overlay {
      position: fixed; inset: 0; z-index: 300;
      background: rgba(15,23,42,0.5);
      backdrop-filter: blur(4px);
      display: flex; align-items: center; justify-content: center;
      opacity: 0; pointer-events: none;
      transition: opacity 0.25s;
    }
    .modal-overlay.open { opacity: 1; pointer-events: all; }
    .modal {
      background: #fff; border-radius: 20px;
      padding: 40px; max-width: 520px; width: 90%;
      max-height: 90vh; overflow-y: auto;
      box-shadow: 0 25px 60px rgba(0,0,0,0.2);
      position: relative;
    }
    .modal-close {
      position: absolute; top: 16px; right: 16px;
      background: none; border: none; cursor: pointer;
      color: #94A3B8; padding: 4px;
    }
    .modal-close:hover { color: #475569; }
    .modal-title { font-size: 22px; font-weight: 800; color: #0F172A; margin-bottom: 8px; }
    .modal-sub { font-size: 14px; color: #64748B; margin-bottom: 28px; }
    .form-group { margin-bottom: 20px; }
    .form-label { display: block; font-size: 13px; font-weight: 600; color: #374151; margin-bottom: 6px; }
    .required { color: #EF4444; margin-left: 2px; }
    .form-input, .form-select {
      width: 100%; padding: 12px 14px;
      border: 1.5px solid #E2E8F0; border-radius: 10px;
      font-size: 14px; font-family: inherit; color: #1E293B;
      background: #fff; transition: border-color 0.15s;
    }
    .form-input:focus, .form-select:focus { outline: none; border-color: #3A7CB5; }
    .form-submit {
      width: 100%; padding: 14px;
      background: #3A7CB5; color: #fff;
      font-size: 15px; font-weight: 700; border: none; border-radius: 10px;
      cursor: pointer; font-family: inherit; transition: background 0.15s;
    }
    .form-submit:hover { background: #2E6A9E; }
    .form-success { text-align: center; padding: 40px 0; }
    .form-success-title { font-size: 20px; font-weight: 800; color: #0F172A; margin-bottom: 8px; }
    .form-success-text { font-size: 14px; color: #64748B; }

    /* RESPONSIVE */
    @media (max-width: 768px) {
      nav { padding: 12px 16px; }
      .nav-center { display: none; }

      /* Add hamburger menu on mobile */
      .nav-hamburger { display: flex; }

      .section { padding: 48px 16px; }

      /* HERO */
      .hero { padding: 90px 20px 48px; }
      .hero::before {
        background: url('/images/hero-gym.jpg') center center/cover no-repeat;
        opacity: 0.5;
      }
      .hero::after {
        background: linear-gradient(180deg, rgba(255,255,255,0.92) 0%, rgba(255,255,255,0.85) 60%, rgba(255,255,255,0.7) 100%);
      }
      .hero-inner { grid-template-columns: 1fr; gap: 24px; text-align: center; }
      .hero-inner > div:first-child > div[style*="display:flex"] { justify-content: center; }
      .hero-title { font-size: 26px; letter-spacing: -0.8px; }
      .hero-eyecatch { font-size: 14px; }
      .hero-sub { font-size: 14px; max-width: 100%; margin-left: auto; margin-right: auto; }
      .devices-wrap { display: none; }
      .scroll-indicator { display: none; }

      /* MERITS */
      .section-title { font-size: 24px !important; letter-spacing: -0.5px; }
      .section-label { font-size: 11px; padding: 3px 12px; }
      .merits-grid { grid-template-columns: 1fr; gap: 16px; margin-top: 28px; }
      .merit-card { padding: 24px 20px; }
      .merit-title { font-size: 17px; }
      .merit-desc { font-size: 13px; }

      /* FEATURES */
      .feature-block { grid-template-columns: 1fr; gap: 24px; padding: 28px 0; }
      .feature-block.reverse .feature-text { order: 1; }
      .feature-block.reverse .feature-img { order: 2; }
      .feature-title { font-size: 20px; }
      .feature-desc { font-size: 14px; }
      .feature-bullets li { font-size: 13px; }
      .knowledge-callout { padding: 16px; gap: 12px; }
      .knowledge-callout-icon { width: 36px; height: 36px; }
      .knowledge-callout-icon svg { width: 18px; height: 18px; }

      /* INLINE DEMO CHAT */
      .demo-chat-container { border-radius: 12px; }
      .demo-chat-messages { min-height: 280px !important; max-height: 340px !important; }

      /* CTA BAND */
      .cta-band { padding: 28px 16px; }
      .cta-band-buttons { flex-direction: column; }
      .cta-band-buttons .btn-cta, .cta-band-buttons .btn-white-outline { width: 100%; justify-content: center; text-align: center; font-size: 15px; padding: 14px 24px; }

      /* HERO BUTTONS */
      .hero-buttons { flex-direction: column; align-items: center; }
      .hero-buttons .btn { font-size: 14px !important; padding: 12px 24px !important; }
      .hero-buttons .btn-cta, .hero-buttons .btn-white-outline { width: 100%; justify-content: center; text-align: center; }

      /* FLOATING CTA */
      .floating-cta { padding: 10px 16px; gap: 12px; }
      .floating-cta-text { display: none; }
      .btn-floating { font-size: 12px; padding: 8px 20px; }

      /* FOOTER */
      footer { flex-direction: column; gap: 12px; text-align: center; padding: 28px 16px 80px; }

      /* FAQ */
      .faq-q { font-size: 14px; padding: 14px 16px; }
      .faq-a { font-size: 13px; padding: 0 16px 14px; }

      /* DEMO TAB & FAQ TAB */
      #tab-demo > section, #tab-faq > section { padding: 90px 16px 48px !important; max-width: 100% !important; }

      /* PORTAL SCROLL */
      .portal-scroll img { max-width: 85vw !important; height: auto !important; width: auto !important; }

      /* COMPANY */
      .section-company { padding: 40px 16px !important; }
      .company-table th { width: 80px; padding-right: 12px; }

      /* FOUNDER */
      .section-founder { padding: 40px 16px !important; }
      .founder-name { font-size: 22px; }
      .founder-bio { font-size: 14px; }
    }

    /* Small phones */
    @media (max-width: 400px) {
      .hero-title { font-size: 22px; }
      .hero-eyecatch { font-size: 13px; }
      .hero-sub { font-size: 13px; }
      .section-title { font-size: 20px !important; }
      .merit-title { font-size: 16px; }
      .feature-title { font-size: 18px; }
    }

    /* HAMBURGER MENU */
    .nav-hamburger {
      display: none;
      align-items: center; justify-content: center;
      width: 40px; height: 40px;
      background: none; border: none; cursor: pointer; padding: 0;
      position: relative; z-index: 110;
    }
    .nav-hamburger span {
      display: block; width: 20px; height: 2px; background: #374151;
      border-radius: 2px; transition: all 0.3s;
      position: absolute;
    }
    .nav-hamburger span:nth-child(1) { transform: translateY(-6px); }
    .nav-hamburger span:nth-child(2) { transform: translateY(0); }
    .nav-hamburger span:nth-child(3) { transform: translateY(6px); }
    .nav-hamburger.open span:nth-child(1) { transform: rotate(45deg); }
    .nav-hamburger.open span:nth-child(2) { opacity: 0; }
    .nav-hamburger.open span:nth-child(3) { transform: rotate(-45deg); }

    .mobile-menu {
      display: none;
      position: fixed; top: 0; left: 0; right: 0; bottom: 0; z-index: 100;
      background: rgba(255,255,255,0.98);
      backdrop-filter: blur(20px);
      padding: 80px 24px 24px;
      flex-direction: column; gap: 4px;
    }
    .mobile-menu.open { display: flex; }
    .mobile-menu-item {
      display: block; width: 100%;
      font-size: 16px; font-weight: 600; color: #374151;
      padding: 14px 16px; border: none; background: none;
      text-align: left; cursor: pointer; font-family: inherit;
      border-radius: 10px; transition: background 0.15s;
    }
    .mobile-menu-item:hover, .mobile-menu-item:active { background: #F1F5F9; }
    .mobile-menu-divider { height: 1px; background: #E2E8F0; margin: 8px 0; }