/* ==========================================================================
   [CONFIG] Design Tokens — Premium Light Theme v4
   Apple/Stripe-inspired clean white design
   ========================================================================== */
:root {
  /* Backgrounds */
  --bg-primary:   #FFFFFF;
  --bg-secondary: #F7F8FA;
  --bg-surface:   #FFFFFF;
  --bg-card:      #FFFFFF;
  --bg-card-hover:#FAFBFC;

  /* Borders */
  --border:       rgba(0,0,0,0.08);
  --border-hover: rgba(0,0,0,0.15);

  /* Text — High contrast on white */
  --text-primary:   #111827;
  --text-secondary: #4B5563;
  --text-tertiary:  #9CA3AF;

  /* Brand Accent */
  --accent:       #FF6B00;
  --accent-light: #FF8A33;
  --accent-dark:  #E05E00;
  --accent-glow:  rgba(255,107,0,0.08);

  /* Secondary Accents */
  --blue:   #6366F1;
  --teal:   #14B8A6;
  --green:  #16A34A;
  --red:    #EF4444;
  --yellow: #EAB308;

  /* Layout */
  --max-width:  1200px;
  --nav-height: 72px;

  /* Animation */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   [BASE]
   ========================================================================== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Pretendard Variable', 'Pretendard', -apple-system, system-ui, sans-serif;
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  background: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
}

::selection { background: rgba(255,107,0,0.2); color: #111827; }

/* ==========================================================================
   [TYPOGRAPHY]
   ========================================================================== */
h1, h2, h3, h4 { line-height: 1.15; color: var(--text-primary); }
h1 { font-size: clamp(2.5rem, 6vw, 4.25rem); font-weight: 800; letter-spacing: -0.04em; }
h2 { font-size: clamp(1.8rem, 4.5vw, 3rem); font-weight: 700; letter-spacing: -0.03em; }
h3 { font-size: clamp(1.15rem, 2.5vw, 1.4rem); font-weight: 700; }
h4 { font-size: 1rem; font-weight: 700; }
h5 { font-size: 0.8rem; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; color: var(--text-tertiary); }
p  { color: var(--text-secondary); line-height: 1.75; font-size: 1rem; }

.gradient-text {
  background: linear-gradient(135deg, #FF6B00, #E05E00);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
  padding: 0.3rem 0.9rem;
  background: var(--accent-glow);
  border: 1px solid rgba(255,107,0,0.12);
  border-radius: 100px;
}

.section-header { text-align: center; }

.section-desc {
  font-size: 1.05rem;
  max-width: 580px;
  margin: 0 auto 3rem;
  color: var(--text-secondary);
}

.desktop-only { display: inline; }

/* ==========================================================================
   [LAYOUT]
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

section { padding: 5.5rem 0; position: relative; }

/* Section divider line */
.solution, .stats, .core-tech, .ad-formats, .comparison, .dsp-process, .faq { border-top: 1px solid var(--border); }

/* Alternating backgrounds */
.stats, .comparison, .faq { background: var(--bg-secondary); }
.solution, .core-tech, .ad-formats, .dsp-process { background: var(--bg-primary); }

/* ==========================================================================
   [HERO]
   ========================================================================== */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  background: var(--bg-primary);
  overflow: hidden;
  padding-top: var(--nav-height);
}

.hero-bg { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }

.hero-orb {
  position: absolute; border-radius: 50%;
  filter: blur(120px);
}
.hero-orb--orange {
  width: 600px; height: 500px;
  top: -15%; left: 20%;
  background: radial-gradient(circle, rgba(255,107,0,0.08) 0%, transparent 70%);
  animation: float-orb 10s ease-in-out infinite;
}
.hero-orb--blue {
  width: 500px; height: 400px;
  bottom: -10%; right: 15%;
  background: radial-gradient(circle, rgba(99,102,241,0.06) 0%, transparent 70%);
  animation: float-orb 12s ease-in-out infinite 3s;
}
@keyframes float-orb {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(25px, -20px); }
}

.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,0,0,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.03) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 70%);
}

.hero-content { position: relative; z-index: 1; text-align: center; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: rgba(255,107,0,0.06);
  border: 1px solid rgba(255,107,0,0.10);
  color: var(--accent);
  padding: 0.4rem 1.1rem; border-radius: 100px;
  font-size: 0.78rem; font-weight: 500;
  margin-bottom: 2rem;
}
.hero-badge .dot {
  width: 6px; height: 6px;
  background: var(--accent); border-radius: 50%;
  box-shadow: 0 0 8px var(--accent);
  animation: blink 2s ease-in-out infinite;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

.hero h1 { margin-bottom: 1.5rem; }

.hero-sub {
  font-size: clamp(0.95rem, 1.8vw, 1.1rem);
  color: var(--text-secondary);
  max-width: 540px; margin: 0 auto 2.5rem;
  line-height: 1.8;
}

.hero-buttons { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.8rem 1.6rem; border-radius: 12px;
  font-size: 0.92rem; font-weight: 600;
  text-decoration: none; cursor: pointer; border: none;
  transition: all 0.3s var(--ease-out);
}
.btn-primary {
  background: var(--accent); color: #fff;
  box-shadow: 0 2px 12px rgba(255,107,0,0.2);
}
.btn-primary:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(255,107,0,0.25);
}
.btn-ghost {
  background: var(--bg-primary); color: var(--text-primary);
  border: 1px solid var(--border-hover);
}
.btn-ghost:hover {
  background: var(--bg-secondary); border-color: rgba(0,0,0,0.2);
  transform: translateY(-2px);
}
.btn-sm { padding: 0.6rem 1.2rem; font-size: 0.85rem; }
.btn-lg { padding: 1rem 2.25rem; font-size: 1.05rem; font-weight: 700; }

/* Hero Stats */
.hero-stats {
  display: flex; justify-content: center; align-items: center; gap: 0;
  margin-top: 3.5rem; padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}
.hero-stat { text-align: center; padding: 0 2.5rem; }
.stat-num {
  font-size: clamp(2rem, 4vw, 3rem); font-weight: 800;
  color: var(--text-primary); letter-spacing: -0.02em;
  display: inline-block;
}
.stat-unit {
  font-size: clamp(1rem, 2vw, 1.5rem); font-weight: 700;
  display: inline;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-desc { font-size: 0.78rem; color: var(--text-tertiary); margin-top: 0.25rem; }
.stat-divider { width: 1px; height: 48px; background: var(--border); flex-shrink: 0; }

/* ==========================================================================
   [TRUST BAR]
   ========================================================================== */
.trust-bar {
  background: var(--bg-secondary);
  padding: 2rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  text-align: center;
}
.trust-label {
  font-size: 0.75rem; color: var(--text-tertiary);
  letter-spacing: 0.08em; text-transform: uppercase;
  margin-bottom: 1rem; font-weight: 500;
}
.trust-logos {
  display: flex; justify-content: center; align-items: center;
  gap: 3rem; flex-wrap: wrap;
}
.trust-logo {
  font-size: 0.9rem; font-weight: 700; letter-spacing: 0.08em;
  color: rgba(0,0,0,0.12);
}

/* ==========================================================================
   [SOLUTION] — Before / After
   ========================================================================== */
.solution { text-align: center; }
.solution-header { text-align: center; }

.solution-visual {
  display: grid; grid-template-columns: 1fr auto 1fr;
  gap: 1.5rem; align-items: center; margin-top: 3rem;
}

.flow-card {
  border-radius: 20px; padding: 2rem 1.5rem;
  border: 1px solid var(--border);
  background: var(--bg-card);
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.flow-card--after {
  background: #FFFBF7;
  border-color: rgba(255,107,0,0.15);
  box-shadow: 0 2px 12px rgba(255,107,0,0.06);
}

.flow-label {
  font-size: 0.7rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.12em; color: var(--text-tertiary); margin-bottom: 1.25rem;
}
.flow-label--accent { color: var(--accent); }

.flow-nodes { display: flex; align-items: center; justify-content: center; gap: 0.4rem; flex-wrap: wrap; }
.flow-node {
  background: var(--bg-secondary); border: 1px solid var(--border);
  padding: 0.4rem 0.8rem; border-radius: 8px;
  font-size: 0.8rem; font-weight: 500; color: var(--text-secondary);
}
.flow-node--accent { background: var(--accent); color: #fff; border-color: var(--accent); font-weight: 600; box-shadow: 0 2px 8px rgba(255,107,0,0.2); }
.flow-arrow { font-size: 0.9rem; color: var(--text-tertiary); }
.flow-arrow--accent { color: var(--accent); }

.flow-bar { height: 4px; border-radius: 2px; background: rgba(0,0,0,0.06); margin-top: 1.25rem; overflow: hidden; }
.flow-bar-fill { height: 100%; border-radius: 2px; }
.flow-bar-fill--waste { width: 85%; background: linear-gradient(90deg, var(--red), rgba(239,68,68,0.3)); }
.flow-bar-fill--savings { width: 35%; background: linear-gradient(90deg, var(--green), rgba(22,163,74,0.3)); }

.flow-desc { margin-top: 0.75rem; font-size: 0.82rem; font-weight: 500; }
.flow-desc--negative { color: var(--red); }
.flow-desc--positive { color: var(--green); }

.solution-arrow-wrap { display: flex; align-items: center; justify-content: center; }
.solution-arrow { width: 36px; height: 36px; color: var(--accent); filter: drop-shadow(0 0 4px rgba(255,107,0,0.2)); }

/* ==========================================================================
   [STATS]
   ========================================================================== */
.stats { text-align: center; position: relative; overflow: hidden; }
.stats::before {
  content: ''; position: absolute;
  top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 500px; height: 350px;
  background: radial-gradient(ellipse, rgba(255,107,0,0.03) 0%, transparent 70%);
  pointer-events: none;
}
.stats-header { text-align: center; }

.stats-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem; margin-top: 3rem;
}
.stat-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 20px; padding: 2rem 1.5rem;
  transition: all 0.3s var(--ease-out); text-align: center;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.stat-card:hover { border-color: var(--border-hover); background: var(--bg-card-hover); transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0,0,0,0.06); }
.stat-card--featured { border-color: rgba(255,107,0,0.15); background: #FFFBF7; }
.stat-card--featured:hover { border-color: rgba(255,107,0,0.25); }

.stat-card-number {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem); font-weight: 800;
  letter-spacing: -0.02em; display: inline;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-card-unit { display: inline; font-size: 0.55em; font-weight: 700; }
.stat-card-label { font-size: 0.85rem; color: var(--text-tertiary); margin-top: 0.5rem; }
.stat-card-trend {
  display: inline-flex; align-items: center; gap: 0.25rem;
  margin-top: 0.75rem;
  font-size: 0.75rem; font-weight: 500; color: var(--green);
  background: rgba(22,163,74,0.06);
  border: 1px solid rgba(22,163,74,0.10);
  padding: 0.2rem 0.6rem; border-radius: 100px;
}

/* ==========================================================================
   [CORE-TECH] — Bento Grid
   ========================================================================== */
.core-tech { text-align: left; }

.bento-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1.25rem; margin-top: 3rem;
}

.bento-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 20px; padding: 2.25rem;
  transition: all 0.4s var(--ease-out);
  position: relative; overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.bento-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
}
.bento-card--blue::before { background: linear-gradient(90deg, transparent, var(--blue), transparent); }
.bento-card--teal::before { background: linear-gradient(90deg, transparent, var(--teal), transparent); }

.bento-card:hover { border-color: var(--border-hover); transform: translateY(-2px); box-shadow: 0 8px 32px rgba(0,0,0,0.06); }
.bento-card--blue:hover { box-shadow: 0 8px 32px rgba(99,102,241,0.08); }
.bento-card--teal:hover { box-shadow: 0 8px 32px rgba(20,184,166,0.08); }

.bento-icon {
  width: 44px; height: 44px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem;
}
.bento-card--blue .bento-icon { background: rgba(99,102,241,0.08); border: 1px solid rgba(99,102,241,0.12); }
.bento-card--teal .bento-icon { background: rgba(20,184,166,0.08); border: 1px solid rgba(20,184,166,0.12); }
.bento-icon svg { width: 22px; height: 22px; }
.bento-card--blue .bento-icon svg { color: var(--blue); }
.bento-card--teal .bento-icon svg { color: var(--teal); }

.bento-card h3 { margin-bottom: 0.4rem; }
.bento-subtitle { font-size: 0.82rem; color: var(--text-tertiary); margin-bottom: 1.25rem; }

.bento-features { list-style: none; display: flex; flex-direction: column; gap: 0.75rem; }
.bento-features li {
  display: flex; align-items: flex-start; gap: 0.65rem;
  font-size: 0.88rem; color: var(--text-secondary); line-height: 1.5;
}

.check {
  flex-shrink: 0; width: 18px; height: 18px;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  margin-top: 2px;
}
.check svg { width: 10px; height: 10px; }
.check--blue { background: rgba(99,102,241,0.08); color: var(--blue); }
.check--teal { background: rgba(20,184,166,0.08); color: var(--teal); }

/* ==========================================================================
   [AD-FORMATS]
   ========================================================================== */
.ad-formats { text-align: center; }

.formats-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem; margin-top: 3rem;
}

.format-card {
  background: var(--bg-card); border-radius: 20px;
  padding: 2rem 1.75rem; border: 1px solid var(--border);
  transition: all 0.4s var(--ease-out); text-align: left;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.format-card:hover { border-color: var(--border-hover); transform: translateY(-3px); box-shadow: 0 8px 32px rgba(0,0,0,0.06); }

.format-icon {
  width: 42px; height: 42px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem;
}
.format-icon--orange { background: rgba(255,107,0,0.06); border: 1px solid rgba(255,107,0,0.10); }
.format-icon--orange svg { stroke: var(--accent); }
.format-icon--red { background: rgba(239,68,68,0.06); border: 1px solid rgba(239,68,68,0.10); }
.format-icon--red svg { stroke: var(--red); }
.format-icon--yellow { background: rgba(234,179,8,0.06); border: 1px solid rgba(234,179,8,0.10); }
.format-icon--yellow svg { stroke: var(--yellow); }

.format-card h3 { margin-bottom: 0.6rem; font-size: 1.1rem; }
.format-card p { font-size: 0.88rem; line-height: 1.7; }

.format-tag {
  display: inline-block; margin-top: 1rem;
  padding: 0.25rem 0.65rem;
  background: var(--bg-secondary); border: 1px solid var(--border);
  border-radius: 6px; font-size: 0.72rem; font-weight: 500; color: var(--text-tertiary);
}

/* Inline CTA */
.inline-cta {
  display: flex; align-items: center; justify-content: center; gap: 1rem;
  margin-top: 2.5rem; flex-wrap: wrap;
}
.inline-cta p { font-size: 0.9rem; color: var(--text-secondary); margin: 0; }

/* ==========================================================================
   [COMPARISON]
   ========================================================================== */
.comparison { text-align: center; }

.comparison-wrap {
  max-width: 900px; margin: 3rem auto 0;
  border-radius: 20px; border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

.comparison-table {
  width: 100%; border-collapse: collapse;
}
.comparison-table th, .comparison-table td {
  padding: 1.15rem 1.25rem; text-align: center; font-size: 0.88rem;
}
.comparison-table thead th {
  background: var(--bg-secondary);
  color: var(--text-tertiary); font-weight: 600; font-size: 0.82rem;
  border-bottom: 1px solid var(--border);
}
.comparison-table thead th.highlight-col {
  background: rgba(255,107,0,0.06);
  color: var(--accent); font-size: 0.9rem; font-weight: 700;
}
.comparison-table tbody tr { transition: background 0.2s; }
.comparison-table tbody tr:hover { background: rgba(0,0,0,0.01); }
.comparison-table tbody td {
  border-bottom: 1px solid var(--border);
  color: var(--text-tertiary);
}
.comparison-table tbody tr:last-child td { border-bottom: none; }
.comparison-table tbody td:first-child { font-weight: 600; color: var(--text-secondary); }

.comparison-table tbody td.highlight-col {
  color: var(--text-primary); font-weight: 600;
  background: rgba(255,107,0,0.03);
  border-left: 1px solid rgba(255,107,0,0.08);
  border-right: 1px solid rgba(255,107,0,0.08);
}

.table-good { color: var(--green); font-weight: 600; }
.table-bad { color: var(--red); opacity: 0.8; }

/* ==========================================================================
   [DSP PROCESS]
   ========================================================================== */
.dsp-process { text-align: center; }

.process-steps {
  display: flex; align-items: flex-start; justify-content: center;
  gap: 0; margin-top: 3rem;
}

.step-card { flex: 1; text-align: center; max-width: 200px; }

.step-number {
  width: 48px; height: 48px; border-radius: 14px;
  background: rgba(255,107,0,0.06); border: 1px solid rgba(255,107,0,0.12);
  color: var(--accent); display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1rem; font-size: 1rem; font-weight: 700;
  transition: all 0.3s var(--ease-out);
}
.step-card:hover .step-number {
  background: var(--accent); color: #fff;
  box-shadow: 0 4px 16px rgba(255,107,0,0.2); transform: translateY(-2px);
}

.step-en {
  font-size: 0.68rem; color: var(--accent); font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 0.35rem;
}
.step-card p { font-size: 0.8rem; color: var(--text-tertiary); }

.step-connector {
  width: 40px; height: 1px;
  background: linear-gradient(90deg, rgba(255,107,0,0.25), rgba(255,107,0,0.08));
  margin-top: 24px; flex-shrink: 0;
}

/* ==========================================================================
   [FAQ]
   ========================================================================== */
.faq { text-align: center; }

.faq-list {
  max-width: 720px; margin: 2.5rem auto 0; text-align: left;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: 16px;
  margin-bottom: 0.75rem;
  overflow: hidden;
  transition: border-color 0.3s;
  background: var(--bg-card);
}
.faq-item:hover { border-color: var(--border-hover); }
.faq-item.open { border-color: rgba(255,107,0,0.15); background: #FFFBF7; }

.faq-question {
  width: 100%; display: flex; align-items: center;
  justify-content: space-between;
  padding: 1.15rem 1.5rem;
  background: none; border: none; cursor: pointer;
  font-size: 0.95rem; font-weight: 600;
  color: var(--text-primary);
  font-family: inherit;
  text-align: left;
}
.faq-question:hover { color: var(--accent); }

.faq-chevron {
  flex-shrink: 0; color: var(--text-tertiary);
  transition: transform 0.3s var(--ease-out);
}
.faq-item.open .faq-chevron { transform: rotate(180deg); color: var(--accent); }

.faq-answer {
  max-height: 0; overflow: hidden;
  transition: max-height 0.4s var(--ease-out), padding 0.3s;
  padding: 0 1.5rem;
}
.faq-item.open .faq-answer {
  max-height: 500px;
  padding: 0 1.5rem 1.25rem;
}
.faq-answer p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.75; }
.faq-answer a { color: var(--accent); text-decoration: none; font-weight: 500; border-bottom: 1px solid rgba(255,107,0,0.3); transition: border-color 0.2s; }
.faq-answer a:hover { border-color: var(--accent); }

/* ==========================================================================
   [CTA]
   ========================================================================== */
.cta-section {
  background: var(--bg-primary);
  text-align: center; padding: 5.5rem 0;
  position: relative; overflow: hidden;
  border-top: 1px solid var(--border);
}

.cta-glow {
  position: absolute;
  top: 0; left: 50%; transform: translateX(-50%);
  width: 700px; height: 400px;
  background: radial-gradient(ellipse 350px 200px at 50% 0%, rgba(255,107,0,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.cta-price {
  font-size: clamp(1.8rem, 4.5vw, 2.75rem);
  font-weight: 800; color: var(--text-primary);
  margin-bottom: 1rem; letter-spacing: -0.02em;
}

.cta-benefits {
  display: flex; justify-content: center; gap: 2rem;
  flex-wrap: wrap; margin: 1.5rem 0 2.5rem;
}
.cta-benefit {
  display: flex; align-items: center; gap: 0.4rem;
  color: var(--text-secondary); font-size: 0.88rem;
}
.cta-benefit svg { color: var(--green); width: 16px; height: 16px; flex-shrink: 0; }

.cta-buttons { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }

.cta-email {
  margin-top: 1.75rem; color: var(--text-tertiary); font-size: 0.82rem;
}
.cta-email a {
  color: var(--text-secondary); text-decoration: none;
  border-bottom: 1px solid rgba(0,0,0,0.15);
  transition: all 0.2s;
}
.cta-email a:hover { color: var(--text-primary); border-color: rgba(0,0,0,0.3); }

/* ==========================================================================
   [FOOTER]
   ========================================================================== */
footer {
  background: var(--bg-secondary); border-top: 1px solid var(--border);
  padding-top: 3rem;
}
.footer-inner {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 3rem; padding-bottom: 2rem;
}
.footer-brand { flex-shrink: 0; }
.footer-logo {
  display: flex; align-items: center; gap: 0.5rem;
  font-weight: 800; font-size: 1rem; color: var(--text-primary);
  margin-bottom: 0.5rem;
}
.footer-desc { font-size: 0.82rem; color: var(--text-tertiary); }
.footer-company-link { display: inline-block; margin-top: 0.5rem; font-size: 0.8rem; color: var(--accent); text-decoration: none; font-weight: 500; transition: opacity 0.2s; }
.footer-company-link:hover { opacity: 0.8; }

.footer-links { display: flex; gap: 4rem; }
.footer-col { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-col h5 { margin-bottom: 0.5rem; }
.footer-col a {
  font-size: 0.85rem; color: var(--text-tertiary);
  text-decoration: none; transition: color 0.2s;
}
.footer-col a:hover { color: var(--text-primary); }

.footer-bottom {
  padding: 1.5rem 0; border-top: 1px solid var(--border);
  text-align: center;
}
.footer-bottom p { color: var(--text-tertiary); font-size: 0.78rem; }

/* ==========================================================================
   [ANIMATIONS]
   ========================================================================== */
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

.reveal-stagger > * {
  opacity: 0; transform: translateY(20px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}
.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0ms; opacity: 1; transform: none; }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 80ms; opacity: 1; transform: none; }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 160ms; opacity: 1; transform: none; }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 240ms; opacity: 1; transform: none; }
.reveal-stagger.visible > *:nth-child(5) { transition-delay: 320ms; opacity: 1; transform: none; }
.reveal-stagger.visible > *:nth-child(6) { transition-delay: 400ms; opacity: 1; transform: none; }
.reveal-stagger.visible > *:nth-child(7) { transition-delay: 480ms; opacity: 1; transform: none; }

/* ==========================================================================
   [RESPONSIVE]
   ========================================================================== */
@media (max-width: 1024px) {
  .bento-grid { grid-template-columns: 1fr; }
  .formats-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  section { padding: 4rem 0; }
  .desktop-only { display: none; }

  .hero-stats { flex-direction: column; gap: 1.5rem; }
  .stat-divider { width: 60px; height: 1px; }

  .solution-visual { grid-template-columns: 1fr; gap: 1rem; }
  .solution-arrow-wrap { transform: rotate(90deg); }

  .stats-grid { grid-template-columns: 1fr; gap: 0.75rem; }
  .formats-grid { grid-template-columns: 1fr; }

  .process-steps { flex-direction: column; align-items: center; gap: 0; }
  .step-connector { width: 1px; height: 24px; background: linear-gradient(180deg, rgba(255,107,0,0.25), rgba(255,107,0,0.08)); }

  .comparison-wrap { overflow: visible; overflow-x: auto; -webkit-overflow-scrolling: touch; border-radius: 12px; }
  .comparison-table { min-width: 500px; }

  .cta-benefits { flex-direction: column; align-items: center; gap: 0.6rem; }

  .footer-inner { flex-direction: column; gap: 2rem; }
  .footer-links { gap: 3rem; }

  .trust-logos { gap: 1.5rem; }
  .trust-logo { font-size: 0.75rem; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 2rem; }
  .hero-buttons { flex-direction: column; align-items: center; }
  .flow-nodes { flex-direction: column; }
  .cta-price { font-size: 1.5rem; }
  .cta-buttons { flex-direction: column; align-items: center; }
  .inline-cta { flex-direction: column; text-align: center; }
}