:root {
    --bg: #080808;
    --bg-sec: #0E0E0E;
    --bg-ter: #161616;
    --border: rgba(255, 255, 255, 0.1);
    --border-hover: rgba(255, 255, 255, 0.2);
    --text: #EDEDED;
    --text-muted: #8A8F98;
    --accent: #5E6AD2;
    --accent-light: #7B88FF;
    --white: #FFFFFF;
    --success: #459E60;
    --sans: 'Inter', 'Pretendard', system-ui, sans-serif;
  }
  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; background: var(--bg); }
  
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.04;
  mix-blend-mode: overlay;
}

body {
    font-family: var(--sans);
    background: var(--bg);
    color: var(--text);
    font-size: 15px;
    line-height: 1.6;
    overflow-x: hidden;
    word-break: keep-all;
    -webkit-font-smoothing: antialiased;
  }

  /* LAYOUT */
  .container {
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 48px;
  }

  /* NAV */
  .mobile-toggle { display: none; cursor: pointer; color: var(--text); z-index: 101; position: relative; }
  nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
  }
  .nav-inner {
    display: flex; align-items: center; justify-content: space-between;
    padding-top: 16px; padding-bottom: 16px;
  }
  .nav-logo {
    font-size: 18px; font-weight: 600;
    letter-spacing: -0.02em; color: var(--text);
    text-decoration: none;
  }
  .nav-logo span { color: var(--accent-light); }
  .nav-links { display: flex; gap: 32px; align-items: center; }
  .nav-links a {
    font-size: 13px; font-weight: 400; color: var(--text-muted);
    text-decoration: none; letter-spacing: 0.01em;
    transition: color 0.2s; position: relative;
  }
  .nav-links a:hover { color: var(--text); }
  .nav-links a.active { color: var(--text); }
  .nav-links a.active::after {
    content: ''; position: absolute; left: 0; right: 0; bottom: -6px;
    height: 2px; background: var(--accent-light); border-radius: 2px;
  }
  .nav-cta {
    background: var(--text) !important;
    color: var(--bg) !important;
    padding: 8px 16px !important;
    border-radius: 6px !important;
    font-size: 13px !important;
    font-weight: 500 !important;
    transition: background 0.2s, box-shadow 0.2s !important;
  }
  .nav-cta:hover { background: #fff !important; box-shadow: 0 0 12px rgba(255,255,255,0.2) !important; }
  .lang-switch {
    font-size: 12px !important;
    color: var(--text-muted) !important;
    border: 1px solid var(--border) !important;
    padding: 6px 12px !important;
    border-radius: 6px !important;
    transition: color 0.2s, border-color 0.2s !important;
  }
  .lang-switch:hover { color: var(--text) !important; border-color: var(--text) !important; }

  /* HERO */
  .hero {
    min-height: 100vh;
    display: flex; align-items: center;
    padding-top: 80px;
    background: radial-gradient(circle at 50% 10%, rgba(94, 106, 210, 0.12) 0%, var(--bg) 60%);
  }
  .hero-inner {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 64px; align-items: center;
  }
  .hero-left {
    display: flex; flex-direction: column; justify-content: center;
  }
  .hero-eyebrow {
    font-size: 12px; font-weight: 500;
    color: var(--text-muted); margin-bottom: 24px;
    display: inline-flex; align-items: center; gap: 8px;
    padding: 6px 12px; border: 1px solid var(--border); border-radius: 20px;
    width: fit-content; background: rgba(255,255,255,0.03);
  }
  .hero-headline {
    font-size: clamp(48px, 5vw, 72px);
    font-weight: 600; line-height: 1.1;
    color: var(--text); margin-bottom: 24px;
    letter-spacing: -0.03em;
  }
  .hero-headline em { 
    font-style: normal; 
    background: linear-gradient(135deg, #fff 0%, #8A8F98 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
  }
  .hero-body {
    font-size: 16px; font-weight: 400; color: var(--text-muted);
    max-width: 460px; margin-bottom: 40px; line-height: 1.6;
  }
  .hero-actions { display: flex; gap: 16px; align-items: center; }
  .btn-primary {
    background: var(--text); color: var(--bg);
    padding: 12px 24px; border: none; border-radius: 6px;
    font-size: 14px; font-weight: 500;
    cursor: pointer; transition: all 0.2s; 
    text-decoration: none; display: inline-flex; align-items: center; justify-content: center;
  }
  .btn-primary:hover { background: #fff; box-shadow: 0 4px 16px rgba(255,255,255,0.15); transform: translateY(-1px); }
  .btn-primary:active { transform: translateY(0); }
  .btn-secondary {
    color: var(--text); font-size: 14px; font-weight: 500;
    text-decoration: none; display: flex; align-items: center; gap: 8px;
    padding: 12px 24px; border: 1px solid var(--border); border-radius: 6px;
    background: rgba(255,255,255,0.03); transition: all 0.2s;
  }
  .btn-secondary:hover { background: rgba(255,255,255,0.08); border-color: var(--border-hover); }
  .btn-secondary svg { transition: transform 0.2s; width: 16px; height: 16px; }
  .btn-secondary:hover svg { transform: translateX(4px); }

  .hero-stats {
    display: flex; gap: 40px; margin-top: 56px;
    padding-top: 36px; border-top: 1px solid var(--border);
  }
  .stat-item { display: flex; flex-direction: column; gap: 4px; }
  .stat-num {
    font-size: 28px; font-weight: 600; color: var(--text); line-height: 1; letter-spacing: -0.02em;
  }
  .stat-label { font-size: 12px; font-weight: 400; color: var(--text-muted); }

  /* HERO RIGHT */
  .hero-right {
    position: relative; overflow: visible;
    display: flex; align-items: center; justify-content: flex-end;
  }
  .hero-card-wrap { width: 100%; max-width: 440px; position: relative; }
  .hero-card-wrap::before {
    content: ''; position: absolute; inset: -40px; background: radial-gradient(circle, rgba(94, 106, 210, 0.15) 0%, transparent 70%); z-index: 0; pointer-events: none;
  }
  .hero-visual {
    background: var(--bg-sec); border: 1px solid var(--border);
    border-radius: 12px; padding: 32px; position: relative; z-index: 1;
    box-shadow: 0 24px 64px rgba(0,0,0,0.6);
  }
  .live-label {
    font-size: 12px; font-weight: 500;
    color: var(--text); margin-bottom: 24px;
    display: flex; align-items: center; gap: 8px;
  }
  .dot-live {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--success); animation: pulse 2s infinite;
    box-shadow: 0 0 12px rgba(69, 158, 96, 0.6);
  }
  @keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.4} }
  .case-list { display: flex; flex-direction: column; }
  .case-row {
    display: flex; align-items: center; justify-content: space-between;
    padding: 14px 16px; background: rgba(255,255,255,0.03);
    border-radius: 8px; border: 1px solid rgba(255,255,255,0.05);
    transition: background 0.2s; margin-bottom: 12px; overflow: hidden;
  }
  .case-row:last-child { margin-bottom: 0; }
  .case-row:hover { background: rgba(255,255,255,0.06); }
  .case-info { display: flex; align-items: center; gap: 12px; }
  .case-avatar {
    width: 32px; height: 32px; border-radius: 50%;
    background: linear-gradient(135deg, var(--bg-ter), var(--border)); 
    display: flex; align-items: center; justify-content: center;
    font-size: 12px; color: var(--text); font-weight: 500; flex-shrink: 0;
  }
  .case-name { font-size: 13px; font-weight: 500; color: var(--text); }
  .case-sub { font-size: 12px; color: var(--text-muted); margin-top: 2px; }
  .badge {
    font-size: 11px; font-weight: 500; padding: 4px 10px;
    border-radius: 20px; white-space: nowrap;
    border: 1px solid var(--border); display: flex; align-items: center; gap: 4px;
  }
  .b-mill { background: rgba(255,255,255,0.05); color: var(--text); }
  .b-qc   { background: rgba(255,200,0,0.1); color: #FFC800; border-color: rgba(255,200,0,0.2); }
  .b-ship { background: rgba(69, 158, 96, 0.1); color: var(--success); border-color: rgba(69, 158, 96, 0.2); }
  .b-des  { background: rgba(94, 106, 210, 0.1); color: var(--accent-light); border-color: rgba(94, 106, 210, 0.2); }
  .hero-bottom { margin-top: 20px; font-size: 12px; color: var(--text-muted); text-align: center; }

  /* SOCIAL PROOF */
  .social-proof-section { padding: 48px 0; background: var(--bg-sec); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
  .social-proof-inner { text-align: center; }
  .sp-text { 
    font-size: 40px; 
    font-weight: 700; 
    margin-bottom: 32px; 
    letter-spacing: -0.02em; 
    background: linear-gradient(270deg, #ff8a00, #e52e71, #3f51b5, #00bcd4, #ff8a00);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: appleGradient 4s linear infinite;
  }
  @keyframes appleGradient {
    0% { background-position: 0% center; }
    100% { background-position: 200% center; }
  }
  .sp-logos { display: flex; justify-content: center; gap: 64px; flex-wrap: wrap; align-items: center; opacity: 0.4; filter: grayscale(100%); transition: opacity 0.3s; }
  .sp-logos:hover { opacity: 0.7; }
  .sp-logo { font-size: 18px; font-weight: 700; color: var(--text); letter-spacing: -0.05em; font-family: var(--sans); }
  
  /* TRUST BAR */
  .trust-bar {
    background: var(--bg); border-bottom: 1px solid var(--border);
    padding: 24px 0;
  }
  .trust-inner {
    display: flex; align-items: center; justify-content: space-between;
    flex-wrap: wrap; gap: 16px;
  }
  .trust-item { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 400; color: var(--text-muted); }
  .trust-item svg { width: 14px; height: 14px; color: var(--accent); }
  .trust-div { color: var(--border); }

  /* SECTIONS */
  .section-eyebrow {
    font-size: 12px; font-weight: 500; color: var(--accent-light); margin-bottom: 16px;
    display: flex; align-items: center; gap: 8px;
  }
  .section-title {
    font-size: clamp(36px, 4vw, 48px);
    font-weight: 600; line-height: 1.2;
    color: var(--text); letter-spacing: -0.02em;
  }
  .section-title em { font-style: normal; color: var(--text-muted); }

  /* WHY */
  .why-section {
    padding: 140px 0;
  }
  .why-inner {
    display: grid; grid-template-columns: 1fr 1.2fr;
    gap: 80px; align-items: start;
  }
  .why-desc {
    font-size: 16px; font-weight: 400; color: var(--text-muted);
    line-height: 1.6; margin-top: 24px; max-width: 460px;
  }
  .why-cards {
    display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 16px;
  }
  .why-card {
    padding: 32px 24px; border: 1px solid var(--border);
    border-radius: 12px; background: var(--bg-sec);
    transition: background 0.3s, border-color 0.3s, box-shadow 0.3s;
  }
  .why-card:hover { border-color: var(--border-hover); background: var(--bg-ter); box-shadow: 0 12px 32px rgba(94, 106, 210, 0.08); }
  .why-card-num {
    font-size: 24px; font-weight: 600;
    color: var(--text); line-height: 1; margin-bottom: 12px;
  }
  .why-card-title { font-size: 14px; font-weight: 600; color: var(--text); margin-bottom: 8px; }
  .why-card-body { font-size: 13px; font-weight: 400; color: var(--text-muted); line-height: 1.6; }

  /* SERVICES */
  .services-section { background: var(--bg-sec); padding: 140px 0; border-top: 1px solid var(--border); }
  .services-head { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 48px; }
  .services-grid {
    display: grid; grid-template-columns: repeat(3,1fr); gap: 1px;
    background: var(--border); border: 1px solid var(--border); border-radius: 12px; overflow: hidden;
  }
  .svc-card { background: var(--bg); padding: 40px 32px; transition: background 0.3s, box-shadow 0.3s; position: relative; z-index: 1; }
  .svc-card:hover { background: var(--bg-ter); z-index: 2; box-shadow: 0 12px 32px rgba(94, 106, 210, 0.08); }
  .svc-card.feat { background: radial-gradient(circle at top right, rgba(94, 106, 210, 0.15), transparent 70%), var(--bg-ter); }
  .svc-card.feat .svc-title { color: var(--text); }
  .svc-card.feat .svc-price { color: var(--text); }
  .svc-card.feat .svc-tag { background: rgba(94, 106, 210, 0.2); color: var(--accent-light); border: 1px solid rgba(94, 106, 210, 0.3); }
  .svc-tag {
    display: inline-block; font-size: 11px; font-weight: 500;
    padding: 4px 10px; border-radius: 20px; background: rgba(255,255,255,0.05); color: var(--text);
    margin-bottom: 20px; border: 1px solid var(--border);
  }
  .svc-title {
    font-size: 20px; font-weight: 600;
    color: var(--text); line-height: 1.3; margin-bottom: 12px; letter-spacing: -0.01em;
  }
  .svc-desc { font-size: 13px; font-weight: 400; color: var(--text-muted); line-height: 1.6; margin-bottom: 24px; }
  .svc-price { font-size: 28px; font-weight: 600; color: var(--text); }
  .svc-price small { font-size: 13px; font-weight: 400; color: var(--text-muted); margin-left: 4px; }
  .svc-price-usd { font-size: 12px; font-weight: 400; color: var(--text-muted); margin-top: 4px; }

  /* HOW IT WORKS */
  .how-section { padding: 140px 0; border-top: 1px solid var(--border); }
  
  .steps-wrapper { position: relative; }
  .steps-wrapper::before {
    content: ''; position: absolute; top: 80px; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0.3; z-index: 0;
  }
  .step { background: var(--bg-sec); z-index: 1; }
  .steps-grid {
    display: grid; grid-template-columns: repeat(4,1fr); gap: 24px;
    margin-top: 64px;
  }
  .step { padding: 32px 24px; background: var(--bg-sec); border: 1px solid var(--border); border-radius: 12px; position: relative; transition: border-color 0.3s; }
  .step:hover { border-color: var(--accent-light); box-shadow: 0 0 24px rgba(94, 106, 210, 0.2); transform: translateY(-4px); z-index: 2; }
  .step-num { font-size: 12px; font-weight: 600; color: var(--text-muted); margin-bottom: 20px; background: rgba(255,255,255,0.05); padding: 6px 12px; border-radius: 6px; display: inline-block; }
  .step-title { font-size: 18px; font-weight: 600; color: var(--text); margin-bottom: 12px; line-height: 1.3; }
  .step-body { font-size: 13px; font-weight: 400; color: var(--text-muted); line-height: 1.6; }

  /* QUALITY SECTION */
  .quality-section {
    background: var(--bg-sec); padding: 140px 0; border-top: 1px solid var(--border);
  }
  .quality-inner {
    display: grid; grid-template-columns: 1.1fr 1fr; gap: 80px; align-items: center;
  }
  .quality-img-box {
    background: var(--bg); border-radius: 12px;
    aspect-ratio: 4/3; display: flex; align-items: center; justify-content: center;
    border: 1px solid var(--border); position: relative; overflow: hidden;
  }
  .quality-img-placeholder {
    font-size: 14px; font-weight: 400;
    color: var(--text-muted); text-align: center; line-height: 1.6;
  }
  .quality-badge-row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 24px; }
  .quality-badge {
    font-size: 12px; font-weight: 500; padding: 6px 12px; border-radius: 6px;
    background: rgba(255,255,255,0.03); border: 1px solid var(--border);
    color: var(--text);
  }
  .quality-list { margin-top: 32px; display: flex; flex-direction: column; gap: 20px; }
  .quality-item { display: flex; gap: 16px; align-items: flex-start; }
  .quality-icon {
    width: 24px; height: 24px; border-radius: 6px;
    background: rgba(255,255,255,0.05); border: 1px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    color: var(--text); flex-shrink: 0;
  }
  .quality-icon svg { width: 14px; height: 14px; color: var(--accent-light); }
  .quality-text { font-size: 14px; font-weight: 400; color: var(--text-muted); line-height: 1.6; }
  .quality-text strong { font-weight: 600; color: var(--text); }

  /* TESTIMONIALS */
  .testi-section { padding: 140px 0; border-top: 1px solid var(--border); }
  .testi-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; margin-top: 56px; }
  .testi-card {
    padding: 40px 32px; border: 1px solid var(--border);
    border-radius: 12px; background: var(--bg-sec);
    transition: transform 0.3s, box-shadow 0.3s;
  }
  .testi-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,0.5); }
  .quote-mark { font-size: 32px; color: var(--border-hover); line-height: 1; margin-bottom: 16px; display: block; font-family: serif; }
  .testi-text { font-size: 14px; font-weight: 400; line-height: 1.6; color: var(--text); margin-bottom: 24px; }
  .testi-author { font-size: 13px; font-weight: 600; color: var(--text); }
  .testi-role { font-size: 12px; color: var(--text-muted); margin-top: 4px; }

  /* FAQ */
  .faq-section { padding: 140px 0; background: var(--bg-sec); border-top: 1px solid var(--border); }
  .faq-inner { max-width: 800px; margin: 0 auto; text-align: center; }
  .faq-list { margin-top: 48px; display: flex; flex-direction: column; gap: 12px; }
  .faq-item { border: 1px solid var(--border); border-radius: 8px; background: var(--bg); overflow: hidden; transition: border-color 0.2s, box-shadow 0.2s; }
  .faq-item:hover { border-color: var(--border-hover); box-shadow: 0 4px 12px rgba(0,0,0,0.3); }
  .faq-question { width: 100%; text-align: left; background: none; border: none; padding: 20px 24px; font-size: 15px; font-weight: 500; color: var(--text); cursor: pointer; display: flex; justify-content: space-between; align-items: center; font-family: var(--sans); }
  .faq-question svg { width: 18px; height: 18px; color: var(--text-muted); transition: transform 0.3s; flex-shrink: 0; }
  .faq-item.active .faq-question svg { transform: rotate(180deg); color: var(--text); }
  .faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
  .faq-item.active .faq-answer { max-height: 300px; }
  .faq-answer p { padding: 0 24px 24px; font-size: 14px; color: var(--text-muted); line-height: 1.6; margin: 0; text-align: left; }

  /* FORM SECTION */
  .form-section {
    padding: 140px 0; border-top: 1px solid var(--border);
  }
  .form-inner {
    display: grid; grid-template-columns: 1fr 1.35fr; gap: 88px; align-items: start;
  }
  .form-note { font-size: 15px; font-weight: 400; color: var(--text-muted); line-height: 1.6; margin: 24px 0 40px; }
  .promise-list { display: flex; flex-direction: column; gap: 16px; }
  .promise-item { display: flex; align-items: flex-start; gap: 16px; }
  .p-check {
    width: 20px; height: 20px; border-radius: 6px;
    background: rgba(255,255,255,0.05); border: 1px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    color: var(--accent-light); flex-shrink: 0; margin-top: 2px;
  }
  .p-check svg { width: 12px; height: 12px; }
  .p-text { font-size: 14px; font-weight: 400; color: var(--text-muted); line-height: 1.6; }
  .p-text strong { font-weight: 600; color: var(--text); }

  /* FORM CARD */
  .case-form {
    background: var(--bg-sec); border: 1px solid var(--border);
    border-radius: 12px; padding: 48px;
    box-shadow: 0 24px 64px rgba(0,0,0,0.5);
  }
  .form-head { margin-bottom: 32px; padding-bottom: 24px; border-bottom: 1px solid var(--border); }
  .form-head-title { font-size: 20px; font-weight: 600; color: var(--text); margin-bottom: 8px; letter-spacing: -0.01em; }
  .form-head-sub { font-size: 14px; color: var(--text-muted); font-weight: 400; }
  .free-badge {
    display: inline-block; font-size: 11px; font-weight: 500;
    background: var(--text); color: var(--bg);
    padding: 4px 8px; border-radius: 6px; margin-left: 12px; vertical-align: middle;
  }
  .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
  .form-group { display: flex; flex-direction: column; gap: 8px; }
  .form-group.full { grid-column: 1/-1; }
  .form-label { font-size: 12px; font-weight: 500; color: var(--text); }
  .req { color: var(--accent-light); margin-left: 4px; }
  .form-control {
    font-family: var(--sans); font-size: 14px; font-weight: 400;
    padding: 12px 16px; border: 1px solid var(--border);
    border-radius: 6px; background: var(--bg); color: var(--text);
    outline: none; width: 100%; transition: border-color 0.3s, background 0.3s, box-shadow 0.3s;
  }
  .form-control:focus { 
    border-color: var(--accent); 
    background: rgba(94, 106, 210, 0.05); 
    box-shadow: 0 0 0 3px rgba(94, 106, 210, 0.2), 0 0 20px rgba(94, 106, 210, 0.15); 
  }
  .form-control::placeholder { color: var(--text-muted); }
  select.form-control { cursor: pointer; appearance: none; background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%238A8F98' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; padding-right: 40px; }
  select.form-control option { background: var(--bg); color: var(--text); }
  textarea.form-control { resize: vertical; min-height: 100px; }

  .chk-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; }
  .chk-item {
    display: flex; align-items: center; gap: 10px;
    padding: 12px 14px; border: 1px solid var(--border);
    border-radius: 6px; cursor: pointer; transition: all 0.2s;
    background: var(--bg);
  }
  .chk-item:hover { border-color: var(--border-hover); background: rgba(255,255,255,0.04); }
  .chk-item.checked { background: rgba(94, 106, 210, 0.1); border-color: var(--accent); }
  .chk-box {
    width: 16px; height: 16px; border-radius: 4px;
    border: 1px solid var(--border); flex-shrink: 0;
    display: flex; align-items: center; justify-content: center; transition: all 0.2s;
  }
  .chk-item.checked .chk-box { background: var(--accent); border-color: var(--accent); }
  .chk-tick { color: #fff; display: none; }
  .chk-item.checked .chk-tick { display: flex; }
  .chk-tick svg { width: 10px; height: 10px; }
  .chk-label { font-size: 13px; font-weight: 400; color: var(--text); }

  .upload-area {
    border: 1px dashed var(--border); border-radius: 6px;
    padding: 32px; text-align: center; cursor: pointer;
    transition: all 0.2s; background: rgba(255,255,255,0.01); position: relative;
  }
  .upload-area:hover { border-color: var(--border-hover); background: rgba(255,255,255,0.03); }
  .upload-area input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
  .upload-icon { color: var(--text-muted); margin-bottom: 12px; }
  .upload-icon svg { width: 24px; height: 24px; }
  .upload-text { font-size: 14px; font-weight: 500; color: var(--text); }
  .upload-note { font-size: 12px; color: var(--text-muted); margin-top: 8px; }

  .form-submit-area {
    margin-top: 32px; padding-top: 24px;
    border-top: 1px solid var(--border);
    display: flex; align-items: center; justify-content: space-between;
  }
  .submit-note { font-size: 12px; color: var(--text-muted); font-weight: 400; line-height: 1.5; }
  .btn-submit {
    background: var(--text); color: var(--bg);
    padding: 14px 36px; border: none; border-radius: 6px;
    font-family: var(--sans); font-size: 14px; font-weight: 500;
    cursor: pointer; transition: all 0.2s;
    display: flex; align-items: center; gap: 8px;
  }
  .btn-submit:hover { background: #fff; transform: translateY(-1px); box-shadow: 0 4px 12px rgba(255,255,255,0.1); }
  .btn-submit:active { transform: translateY(0); }
  .btn-submit svg { width: 16px; height: 16px; transition: transform 0.2s; }
  .btn-submit:hover svg { transform: translateX(4px); }

  .form-success { display: none; text-align: center; padding: 48px 24px; }
  .success-icon {
    width: 48px; height: 48px; border-radius: 50%;
    background: rgba(69, 158, 96, 0.1); border: 1px solid rgba(69, 158, 96, 0.2);
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 24px; color: var(--success);
  }
  .success-icon svg { width: 24px; height: 24px; }
  .success-title { font-size: 24px; font-weight: 600; color: var(--text); margin-bottom: 12px; letter-spacing: -0.01em; }
  .success-body { font-size: 14px; font-weight: 400; color: var(--text-muted); line-height: 1.6; }

  /* FOOTER */
  footer { background: var(--bg-sec); border-top: 1px solid var(--border); color: var(--text-muted); padding: 80px 0 40px; }
  .footer-top {
    display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 64px;
    margin-bottom: 64px; padding-bottom: 40px;
    border-bottom: 1px solid var(--border);
  }
  .footer-logo { font-size: 18px; font-weight: 600; color: var(--text); display: block; margin-bottom: 16px; letter-spacing: -0.02em; }
  .footer-logo span { color: var(--accent-light); }
  .footer-tagline { font-size: 13px; font-weight: 400; line-height: 1.6; max-width: 260px; }
  .footer-col-title { font-size: 12px; font-weight: 600; color: var(--text); margin-bottom: 20px; }
  .footer-links { display: flex; flex-direction: column; gap: 12px; }
  .footer-links a { color: var(--text-muted); text-decoration: none; font-size: 13px; font-weight: 400; transition: color 0.2s; }
  .footer-links a:hover { color: var(--text); }
  .footer-bottom { display: flex; justify-content: space-between; align-items: center; font-size: 12px; }
  .footer-bottom a { color: var(--accent-light); text-decoration: none; transition: color 0.2s; }
  .footer-bottom a:hover { color: var(--text); }

  /* SCROLL FADE */
  .fade-up { opacity: 0; transform: translateY(24px); transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1); }
  .fade-up.visible { opacity: 1; transform: translateY(0); }

  /* TOAST */
  .toast {
    position: fixed; bottom: 32px; right: 32px; z-index: 200;
    background: var(--bg); color: var(--text); border: 1px solid var(--border);
    padding: 16px 24px; border-radius: 8px; box-shadow: 0 12px 32px rgba(0,0,0,0.5);
    font-size: 14px; font-weight: 500;
    transform: translateY(80px); opacity: 0; transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: none; display: flex; align-items: center; gap: 12px;
  }
  .toast.show { transform: translateY(0); opacity: 1; }
  .toast-icon { color: var(--success); display: flex; align-items: center; }
  .toast-icon svg { width: 16px; height: 16px; }

  @media (max-width: 900px) {
    .container { padding: 0 24px; }
    .nav-inner { padding-top: 16px; padding-bottom: 16px; }
    
    .mobile-toggle { display: block; }
    .nav-links {
      display: flex; flex-direction: column; position: fixed;
      top: 0; left: 0; right: 0; height: 100vh; background: var(--bg-sec);
      align-items: center; justify-content: center; gap: 32px;
      transform: translateY(-100%); transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
      z-index: 100;
    }
    .nav-links.active { transform: translateY(0); }
    .nav-links a { font-size: 20px; }
    .nav-cta { font-size: 18px !important; padding: 12px 24px !important; }
    .hero-actions { flex-direction: column; width: 100%; align-items: stretch; }
    .btn-primary, .btn-secondary { width: 100%; justify-content: center; }
    .steps-wrapper::before { top: 0; bottom: 0; left: 40px; right: auto; width: 1px; height: auto; background: linear-gradient(180deg, transparent, var(--accent), transparent); }

    .hero { padding-top: 100px; padding-bottom: 60px; min-height: auto; }
    .hero-inner { grid-template-columns: 1fr; gap: 48px; }
    .hero-left { padding: 0; align-items: flex-start; }
    .hero-headline { font-size: 40px; }
    .hero-right { justify-content: flex-start; }
    .hero-card-wrap { max-width: 100%; }
    .sp-logos { gap: 32px; }
    .why-section, .quality-section, .form-section, .services-section, .how-section, .testi-section, .faq-section { padding: 80px 0; }
    .why-inner, .quality-inner, .form-inner { grid-template-columns: 1fr; gap: 48px; }
    .services-grid { grid-template-columns: 1fr; }
    .steps-grid { grid-template-columns: 1fr; }
    .testi-grid { grid-template-columns: 1fr; }
    .footer-top { grid-template-columns: 1fr 1fr; gap: 48px; }
    .trust-inner { justify-content: center; text-align: center; }
    .trust-div { display: none; }
    .form-grid { grid-template-columns: 1fr; }
    .chk-grid { grid-template-columns: 1fr 1fr; }
    .case-form { padding: 32px 24px; }
    .hero-stats { flex-wrap: wrap; gap: 24px; }
    .why-cards { grid-template-columns: 1fr; }
    .services-head { flex-direction: column; align-items: flex-start; gap: 16px; }
    .form-submit-area { flex-direction: column; gap: 24px; align-items: stretch; text-align: center; }
  }

  @keyframes slideInDownLive {
    0% { opacity: 0; max-height: 0; padding-top: 0; padding-bottom: 0; margin-bottom: 0; border-color: transparent; }
    100% { opacity: 1; max-height: 80px; padding-top: 14px; padding-bottom: 14px; margin-bottom: 12px; border-color: rgba(255,255,255,0.05); }
  }
  @keyframes fadeOutDownLive {
    0% { opacity: 1; max-height: 80px; padding-top: 14px; padding-bottom: 14px; margin-bottom: 12px; border-color: rgba(255,255,255,0.05); }
    100% { opacity: 0; max-height: 0; padding-top: 0; padding-bottom: 0; margin-bottom: 0; border-color: transparent; }
  }
  .case-row.new-item {
    animation: slideInDownLive 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  }
  .case-row.removing-item {
    animation: fadeOutDownLive 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  }/* --- OVERSEAS TARGET SECTIONS --- */
.apple-gradient-text {
  background: linear-gradient(270deg, #ff8a00, #e52e71, #3f51b5, #00bcd4, #ff8a00);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: appleGradient 4s linear infinite;
  display: inline-block;
}
@keyframes appleGradient {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.us-savings-section, .us-comm-section, .us-fast-section, .us-step-section {
  padding: 140px 0; background: var(--bg);
}
.us-quality-section {
  padding: 160px 0; background: #000; text-align: center;
}
.us-savings-inner, .us-comm-inner, .us-fast-inner, .us-step-inner { text-align: center; }
.us-savings-title {
  font-size: clamp(40px, 5vw, 64px); font-weight: 700; line-height: 1.1;
  color: var(--text); margin-bottom: 24px; letter-spacing: -0.03em;
}
.us-savings-desc { font-size: 18px; color: var(--text-muted); margin-bottom: 64px; }
.us-savings-desc em { font-style: normal; color: var(--text); }

/* CALCULATOR */
.calc-wrapper {
  max-width: 700px; margin: 0 auto; background: var(--bg-sec);
  border: 1px solid var(--border); border-radius: 24px; padding: 48px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5); text-align: left;
}
.calc-header { display: flex; justify-content: space-between; font-size: 14px; font-weight: 600; margin-bottom: 16px; }
.calc-slider {
  width: 100%; -webkit-appearance: none; appearance: none; height: 6px;
  background: var(--border); border-radius: 4px; outline: none; margin-bottom: 48px;
}
.calc-slider::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none; width: 24px; height: 24px; border-radius: 50%;
  background: #fff; cursor: pointer; box-shadow: 0 2px 12px rgba(0,0,0,0.2);
}
.calc-result { text-align: center; margin-bottom: 48px; }
.calc-result-number { font-size: 72px; font-weight: 700; color: var(--accent-light); line-height: 1; letter-spacing: -0.03em; }
.calc-result-label { font-size: 14px; color: var(--text-muted); margin-top: 8px; }
.calc-compare { display: flex; justify-content: space-between; border-top: 1px solid var(--border); padding-top: 32px; margin-bottom: 32px; gap:24px; }
.compare-box { flex: 1; text-align: center; }
.compare-label { font-size: 12px; font-weight: 600; color: var(--text-muted); margin-bottom: 8px; letter-spacing: 0.05em; }
.compare-val { font-size: 28px; font-weight: 600; color: var(--text-muted); }
.compare-val.strike { text-decoration: line-through; opacity: 0.5; }
.compare-val.highlight { color: var(--accent-light); }
.calc-cta-text { text-align: center; font-size: 14px; color: var(--text-muted); }
.calc-cta-text strong { color: var(--accent-light); }

/* COMMUNICATION */
.us-comm-header { text-align: center; margin-bottom: 64px; }
.comm-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; max-width: 900px; margin: 0 auto; align-items: stretch; }
.comm-chat {
  background: var(--bg-sec); border: 1px solid var(--border); border-radius: 24px;
  padding: 32px; display: flex; flex-direction: column; gap: 20px;
}
.chat-bubble { display: flex; gap: 12px; max-width: 85%; }
.chat-bubble.right { align-self: flex-end; flex-direction: row-reverse; }
.chat-avatar { width: 32px; height: 32px; border-radius: 50%; background: rgba(94, 106, 210, 0.2); color: var(--accent-light); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.chat-avatar svg { width: 16px; height: 16px; }
.chat-avatar.dr { background: var(--border); color: var(--text); font-size: 11px; font-weight: 600; }
.chat-content { display: flex; flex-direction: column; gap: 4px; }
.chat-name { font-size: 11px; color: var(--accent-light); font-weight: 500; }
.chat-msg { background: rgba(255,255,255,0.03); border: 1px solid var(--border); padding: 12px 16px; border-radius: 12px; font-size: 13px; color: var(--text); line-height: 1.5; }
.chat-bubble.left .chat-msg { border-top-left-radius: 4px; }
.chat-bubble.right .chat-msg { border-top-right-radius: 4px; background: rgba(255,255,255,0.08); }

.comm-features { display: flex; flex-direction: column; gap: 16px; justify-content: center; }
.comm-feat-card {
  display: flex; gap: 16px; padding: 24px; border: 1px solid var(--border); border-radius: 16px;
  background: var(--bg-sec); transition: all 0.3s; align-items: flex-start; text-align: left;
}
.comm-feat-card.active-feat { border-color: var(--accent-light); background: rgba(94, 106, 210, 0.05); }
.comm-feat-icon { width: 24px; height: 24px; color: var(--accent-light); flex-shrink: 0; }
.comm-feat-card strong { display: block; font-size: 15px; color: var(--text); margin-bottom: 4px; }
.comm-feat-card p { font-size: 13px; color: var(--text-muted); margin: 0; }
  }/* --- OVERSEAS TARGET SECTIONS --- */

/* FASTER TIMELINE */
.timeline-wrap { display: flex; justify-content: space-between; max-width: 800px; margin: 64px auto 0; position: relative; }
.timeline-track { position: absolute; top: 12px; left: 40px; right: 40px; height: 2px; background: var(--border); z-index: 0; }
.timeline-step { position: relative; z-index: 1; flex: 1; text-align: center; }
.tl-dot { width: 24px; height: 24px; background: var(--bg); border: 2px solid var(--border); border-radius: 50%; margin: 0 auto 16px; transition: border-color 0.3s; }
.timeline-step:hover .tl-dot { border-color: var(--accent-light); background: rgba(94, 106, 210, 0.2); }
.tl-title { font-size: 16px; font-weight: 600; color: var(--text); margin-bottom: 8px; }
.tl-desc { font-size: 13px; color: var(--text-muted); }

/* QUALITY OBSESSION */
.q-stats { display: flex; justify-content: center; gap: 80px; margin-bottom: 64px; }
.q-stat { text-align: center; }
.q-stat-num { font-size: 80px; font-weight: 700; line-height: 1; margin-bottom: 12px; letter-spacing: -0.04em; }
.q-stat-label { font-size: 12px; font-weight: 600; color: rgba(255,255,255,0.4); letter-spacing: 0.1em; }
.q-quote { font-size: 24px; font-style: italic; color: rgba(255,255,255,0.6); max-width: 600px; margin: 0 auto; line-height: 1.4; }
.q-quote span { display: block; font-size: 14px; font-style: normal; color: var(--accent-light); margin-top: 16px; font-weight: 600; }

/* STEP SECTION */
.big-step-card {
  max-width: 900px; margin: 0 auto; height: 400px; border-radius: 24px;
  overflow: hidden; position: relative; border: 1px solid var(--border);
  display: flex; align-items: flex-end; text-align: left;
}
.bsc-bg { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0.5; transition: opacity 0.3s; z-index: 0; }
.big-step-card:hover .bsc-bg { opacity: 0.8; }
.bsc-bg.step1 { background: linear-gradient(135deg, rgba(45,45,45,0.4) 0%, rgba(26,26,26,0.8) 100%), url('img/step1_bg.png?v=2') center/cover no-repeat; } 
.bsc-bg.step2 { background: linear-gradient(135deg, rgba(30,30,30,0.4) 0%, rgba(58,58,58,0.8) 100%), url('img/step2_bg.png?v=2') center/cover no-repeat; }
.bsc-content { position: relative; z-index: 1; padding: 48px; width: 100%; background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, transparent 100%); }
.bsc-title { font-size: 32px; font-weight: 600; color: var(--text); margin-bottom: 8px; }
.bsc-desc { font-size: 16px; color: rgba(255,255,255,0.7); }

@media (max-width: 900px) {
  .us-savings-title { font-size: 36px; }
  .calc-wrapper { padding: 32px 24px; }
  .calc-result-number { font-size: 48px; }
  .calc-compare { flex-direction: column; gap: 16px; }
  .comm-grid { grid-template-columns: 1fr; }
  .timeline-wrap { flex-direction: column; gap: 48px; margin-top: 48px; align-items: flex-start; max-width: 280px; margin-left: auto; margin-right: auto; }
  .timeline-track { left: 11px; top: 0; bottom: 0; width: 2px; height: auto; transform: none; }
  .timeline-step { display: flex; flex-direction: row; align-items: flex-start; text-align: left; gap: 20px; width: 100%; }
  .tl-dot { margin: 0; flex-shrink: 0; }
  .tl-title { margin-bottom: 4px; }
  .q-stats { flex-direction: column; gap: 40px; }
  .q-stat-num { font-size: 64px; }
  .big-step-card { height: 300px; }
  .bsc-content { padding: 32px 24px; }
  .bsc-title { font-size: 24px; }
}