:root {
  --bg: #fbfaf7;            /* Warm Academic Ivory Background */
  --surface: #ffffff;       /* Pure White Panel/Card */
  --surface-strong: #f3f1eb; /* Active Panel / Light Grey-Ivory */
  --ink: #0f172a;           /* Dark Slate Text */
  --muted: #475569;         /* Slate Muted Text */
  --line: rgba(15, 23, 42, 0.08); /* Soft grey divider lines */
  --primary: #0f1e36;       /* Deep Royal Navy Blue */
  --primary-dark: #0a1424;  /* Dark Navy for hover states */
  --accent: #c5a880;        /* Luxury Gold/Bronze Accent */
  --gold: #d97706;          /* Warm Amber Gold */
  --cyan: #0284c7;          /* Sky Blue */
  --danger: #dc2626;        /* Crimson Red */
  --shadow: 0 20px 40px -15px rgba(15, 23, 42, 0.1), 0 0 15px rgba(197, 168, 128, 0.05);
  --shadow-soft: 0 10px 25px -10px rgba(15, 23, 42, 0.08);
  --font-serif: "Playfair Display", "Noto Sans KR", Georgia, serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 12% 15%, rgba(197, 168, 128, 0.08), transparent 32%),
    radial-gradient(circle at 85% 25%, rgba(15, 30, 54, 0.03), transparent 35%),
    radial-gradient(circle at 50% 80%, rgba(2, 132, 199, 0.03), transparent 40%),
    var(--bg);
  color: var(--ink);
  font-family: "Inter", "Noto Sans KR", system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  overflow-x: hidden;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  min-height: 74px;
  padding: 0 clamp(20px, 4vw, 64px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: rgba(251, 250, 247, 0.85);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: max-content;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: linear-gradient(135deg, #0f1e36 0%, #dfb26c 100%);
  color: #ffffff;
  display: grid;
  place-items: center;
  font-weight: 900;
  box-shadow: 0 0 15px rgba(15, 30, 54, 0.15);
  font-size: 16px;
}

.brand strong {
  display: block;
  font-size: 17px;
  line-height: 1.15;
  font-weight: 800;
  background: linear-gradient(135deg, #0f1e36 0%, #1e293b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand small {
  display: block;
  color: var(--accent);
  font-size: 11px;
  font-weight: 700;
  margin-top: 2px;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 30px;
  color: #4a5568;
  font-weight: 600;
  font-size: 14px;
  transition: color 0.2s ease;
}

.site-nav a {
  position: relative;
  padding: 6px 0;
}

.site-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.2s ease;
}

.site-nav a:hover {
  color: var(--primary);
}

.site-nav a:hover::after {
  width: 100%;
}

.auth-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: max-content;
}

.auth-actions span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.auth-btn {
  min-height: 38px;
  padding: 0 16px;
  font-size: 13px;
}

.nav-cta,
.primary-btn,
.secondary-btn {
  min-height: 44px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  padding: 0 20px;
  font-weight: 700;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-cta,
.primary-btn {
  background: linear-gradient(135deg, #0f1e36 0%, #1c3254 100%);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(15, 30, 54, 0.15);
}

.nav-cta:hover,
.primary-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(15, 30, 54, 0.25);
  background: linear-gradient(135deg, #1c3254 0%, #0f1e36 100%);
}

.secondary-btn {
  background: rgba(15, 30, 54, 0.04);
  color: var(--primary);
  border-color: rgba(15, 30, 54, 0.1);
}

.secondary-btn:hover {
  background: rgba(15, 30, 54, 0.08);
  border-color: rgba(15, 30, 54, 0.2);
  transform: translateY(-2px);
}

/* Hero Section */
.hero {
  min-height: calc(100vh - 74px);
  padding: clamp(60px, 10vw, 120px) clamp(20px, 4vw, 64px) 60px;
  display: grid;
  grid-template-columns: minmax(0, 880px);
  gap: 30px;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    linear-gradient(to bottom, rgba(251, 250, 247, 0.8) 0%, rgba(251, 250, 247, 0.9) 100%),
    url("https://images.unsplash.com/photo-1541339907198-e08756dedf3f?auto=format&fit=crop&w=1800&q=80") no-repeat center center;
  background-size: cover;
  filter: blur(4px) brightness(0.96);
  z-index: 1;
}

.hero-copy {
  max-width: 820px;
  animation: fadeUp 700ms ease both;
  text-align: center;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(34px, 5vw, 68px);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.01em;
  background: linear-gradient(135deg, #0f1e36 20%, #2a4365 60%, #c5a880 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-wrap: balance;
}

.hero-lead {
  margin: 24px auto 0;
  max-width: 680px;
  color: var(--muted);
  font-size: clamp(16px, 1.3vw, 19px);
  line-height: 1.7;
  font-weight: 500;
}

.hero-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}

.hero-proof {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 48px auto 0;
  max-width: 800px;
  text-align: left;
}

.hero-proof div {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.85);
  padding: 24px 20px;
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-proof div:hover {
  transform: translateY(-4px);
  border-color: rgba(197, 168, 128, 0.35);
  box-shadow: 0 15px 35px rgba(197, 168, 128, 0.12);
  background: rgba(255, 255, 255, 0.95);
}

.hero-proof strong {
  display: block;
  color: var(--primary);
  font-size: 16px;
  margin-bottom: 8px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.hero-proof span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
  font-weight: 500;
}

/* Legal Note */
.legal-note {
  width: min(1180px, calc(100% - 40px));
  margin: 40px auto 20px;
  border: 1px solid rgba(217, 119, 6, 0.2);
  border-radius: 14px;
  background: rgba(217, 119, 6, 0.04);
  padding: 18px 22px;
  color: #b45309;
  box-shadow: var(--shadow-soft);
}

.legal-note strong {
  display: block;
  margin-bottom: 6px;
  font-weight: 800;
}

.legal-note p {
  margin: 0;
  color: #b45309;
  opacity: 0.9;
  line-height: 1.6;
  font-weight: 500;
  font-size: 13px;
}

#openPricingBtn {
  background: linear-gradient(135deg, rgba(217, 119, 6, 0.08) 0%, rgba(251, 191, 36, 0.08) 100%) !important;
  border: 1px solid rgba(217, 119, 6, 0.25) !important;
  border-radius: 20px !important;
  padding: 6px 14px !important;
  color: #b45309 !important;
  font-weight: 800 !important;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: inline-flex;
  align-items: center;
}

#openPricingBtn:hover {
  background: linear-gradient(135deg, rgba(217, 119, 6, 0.15) 0%, rgba(251, 191, 36, 0.15) 100%) !important;
  border-color: #b45309 !important;
  box-shadow: 0 0 12px rgba(217, 119, 6, 0.15) !important;
}

/* School Coverage */
.school-coverage {
  width: min(1180px, calc(100% - 40px));
  margin: 20px auto 40px;
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.coverage-copy {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: 30px;
  align-items: center;
}

.coverage-copy h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(26px, 3.2vw, 40px);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.coverage-copy p:not(.eyebrow) {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.coverage-summary {
  margin-top: 24px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.coverage-summary div {
  min-width: 170px;
  padding: 16px 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-strong);
}

.coverage-summary strong {
  display: block;
  font-size: 30px;
  line-height: 1;
  font-weight: 800;
  color: var(--primary);
}

.coverage-summary span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.school-chip-list {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  max-height: 220px;
  overflow-y: auto;
  padding-right: 6px;
}

.school-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: 99px;
  background: var(--surface);
  transition: all 0.2s ease;
}

.school-chip:hover {
  background: rgba(197, 168, 128, 0.1);
  border-color: rgba(197, 168, 128, 0.45);
  transform: translateY(-1px);
}

.school-chip strong {
  font-size: 13px;
  color: var(--ink);
  font-weight: 600;
}

.school-chip small {
  color: var(--accent);
  font-size: 11px;
  font-weight: 700;
}

/* Sections */
.section {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 80px 0 50px;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 40px;
}

.section-heading h2,
.product-header h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(28px, 3.5vw, 46px);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.feature-grid article {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
  padding: 26px;
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-grid article:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
  box-shadow: var(--shadow);
  background: var(--surface);
}

.feature-grid article span {
  color: var(--accent);
  font-weight: 900;
  font-size: 14px;
}

.feature-grid h3 {
  margin: 16px 0 10px;
  font-size: 18px;
  font-weight: 700;
}

.feature-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
  font-size: 14px;
}

/* Product Strategy Engine Section */
.product-section {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 40px 0 100px;
}

.product-frame {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.5);
  padding: clamp(20px, 3vw, 36px);
  box-shadow: var(--shadow);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
}

.product-header {
  display: grid;
  grid-template-columns: minmax(260px, 0.75fr) minmax(0, 1.25fr);
  gap: 30px;
  align-items: center;
  margin-bottom: 30px;
}

.tab-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(15, 30, 54, 0.05);
  padding: 8px;
}

.tab-button {
  min-height: 44px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--muted);
  font-weight: 700;
  font-size: 14px;
  transition: all 0.2s ease;
}

.tab-button.active,
.tab-button:hover {
  background: linear-gradient(135deg, #6366f1 0%, #06b6d4 100%);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.25);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: grid;
  gap: 24px;
}

.section-grid {
  display: grid;
  gap: 24px;
}

.two-col {
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
}

.roadmap-layout {
  grid-template-columns: 380px minmax(0, 1fr);
}

.panel {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
  padding: 28px;
  box-shadow: var(--shadow-soft);
  animation: fadeUp 420ms ease both;
}

.form-panel {
  box-shadow: none;
  background: rgba(255, 255, 255, 0.45);
}

.panel-heading {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}

.panel-heading.compact {
  margin-bottom: 16px;
}

.panel-heading h3,
.result-card h3,
.requirement-card h3,
.term-card h3 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
}

.panel-heading p,
.ai-output p,
.requirement-card p {
  margin: 6px 0 0;
  color: var(--muted);
  line-height: 1.5;
  font-size: 13px;
}

.step {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(99, 102, 241, 0.15);
  color: #818cf8;
  display: grid;
  place-items: center;
  font-weight: 800;
  flex: 0 0 auto;
  font-size: 14px;
}

.form-row {
  display: grid;
  gap: 8px;
  margin-bottom: 20px;
}

label,
.field-title,
.switch-row span {
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(15, 24, 46, 0.15);
  border-radius: 10px;
  background: #ffffff;
  color: var(--ink);
  padding: 12px 14px;
  outline: none;
  transition: all 0.2s ease;
}

textarea {
  resize: vertical;
  line-height: 1.6;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(197, 168, 128, 0.25);
}

.switch-row {
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  margin-bottom: 20px;
  background: var(--surface-strong);
}

.switch input {
  display: none;
}

.switch span {
  width: 48px;
  height: 26px;
  border-radius: 999px;
  background: #334155;
  display: block;
  position: relative;
  transition: 0.2s ease;
}

.switch span::after {
  content: "";
  width: 20px;
  height: 20px;
  border-radius: 999px;
  background: #ffffff;
  position: absolute;
  top: 3px;
  left: 3px;
  transition: 0.2s ease;
}

.switch input:checked + span {
  background: var(--accent);
}

.switch input:checked + span::after {
  transform: translateX(22px);
}

.english-fields {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 14px;
}

.course-groups {
  display: grid;
  gap: 14px;
  margin-top: 12px;
}

.course-group,
.target-card,
.course-list li,
.term-course,
.mini-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  transition: all 0.2s ease;
}

.course-group {
  padding: 18px;
}

.course-group h4 {
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 700;
  color: var(--primary);
}

.course-options {
  display: grid;
  gap: 10px;
}

.course-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
}

.course-row.compact-course input {
  width: 18px;
  height: 18px;
  padding: 0;
  accent-color: #6366f1;
}

.course-name {
  color: var(--ink);
  font-weight: 600;
  font-size: 14px;
}

.lab-chip {
  min-height: 32px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  transition: all 0.2s ease;
}

.lab-chip.active {
  border-color: rgba(16, 185, 129, 0.4);
  background: rgba(16, 185, 129, 0.1);
  color: #34d399;
}

/* Target Picker */
.target-picker {
  display: grid;
  gap: 12px;
  max-height: 580px;
  overflow-y: auto;
  padding-right: 6px;
}

.target-search-row {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-strong);
  padding: 16px;
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 12px;
  align-items: start;
}

.target-inputs-group {
  display: flex;
  flex-flow: row wrap;
  gap: 12px;
  width: 100%;
}

.target-inputs-group .form-row {
  flex: 1 1 200px;
  margin-bottom: 0;
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}

.input-wrapper input {
  padding-right: 36px !important;
}

.clear-input-btn {
  position: absolute;
  right: 10px;
  background: transparent;
  border: none;
  color: var(--muted, #94a3b8);
  font-size: 18px;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 4px;
  line-height: 1;
  border-radius: 50%;
  width: 20px;
  height: 20px;
  transition: all 0.15s ease;
  user-select: none;
  z-index: 5;
}

.clear-input-btn.visible {
  display: flex;
}

.clear-input-btn:hover {
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
}

.search-field {
  position: relative;
}

.search-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  z-index: 60;
  display: none;
  max-height: 250px;
  overflow-y: auto;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  box-shadow: var(--shadow);
  padding: 8px;
}

.search-menu:not(.hidden) {
  display: block;
}

.search-menu.open {
  display: grid;
  gap: 6px;
}

.search-menu button {
  width: 100%;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--ink);
  padding: 10px 12px;
  text-align: left;
  font-size: 13px;
  font-weight: 600;
  transition: all 0.15s ease;
}

.search-menu button strong {
  display: block;
  font-weight: 700;
  color: var(--primary);
}

.search-menu button span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
}

.search-menu button:hover,
.search-menu button:focus {
  background: rgba(197, 168, 128, 0.15);
  color: var(--primary);
}

.search-empty {
  padding: 12px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.target-index {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: rgba(197, 168, 128, 0.12);
  color: var(--accent);
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 13px;
}

.target-card {
  padding: 16px;
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.target-card:hover,
.course-group:hover,
.course-list li:hover,
.term-course:hover {
  border-color: var(--accent);
  background: var(--surface-strong);
  transform: translateY(-2px);
}

.target-card input {
  accent-color: var(--primary);
  margin-top: 3px;
}

.target-card strong {
  display: block;
  margin-bottom: 4px;
  color: var(--ink);
  font-size: 15px;
}

.target-card span {
  color: var(--muted);
  font-size: 13px;
}

.button-row {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.full {
  width: 100%;
}

/* Results Section */
.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 20px;
}

.result-card {
  border: 1px solid var(--line);
  border-top: 4px solid var(--danger);
  border-radius: 16px;
  background: var(--surface);
  padding: 22px;
  box-shadow: var(--shadow-soft);
}

.result-card.pass {
  border-top-color: var(--accent);
}

.result-card h3 {
  margin-top: 16px;
  font-size: 18px;
}

.result-card p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.result-note {
  margin-top: 16px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.verification-alert {
  margin: 16px 0;
  border: 1px solid rgba(217, 119, 6, 0.2);
  border-radius: 10px;
  background: rgba(217, 119, 6, 0.05);
  color: #b45309;
  padding: 12px 16px;
}

.verification-alert strong,
.verification-alert span {
  display: block;
}

.verification-alert strong {
  font-size: 13px;
  font-weight: 800;
}

.verification-alert span {
  margin-top: 4px;
  line-height: 1.5;
  font-size: 12px;
}

.result-details {
  margin-top: 14px;
}

.result-details summary {
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-strong);
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 14px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
}

.result-details summary:hover {
  background: var(--surface-strong);
  border-color: var(--accent);
}

.result-details[open] summary {
  background: rgba(197, 168, 128, 0.15);
  border-color: var(--accent);
  color: var(--primary);
}

.result-detail-note {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.review-details ul,
.recommended-details ul {
  display: grid;
  gap: 10px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.review-details li,
.recommended-details li {
  border-radius: 10px;
  background: rgba(239, 68, 68, 0.06);
  border: 1px solid rgba(239, 68, 68, 0.15);
  color: #b91c1c;
  padding: 12px;
}

.recommended-details li {
  background: rgba(99, 102, 241, 0.06);
  border-color: rgba(99, 102, 241, 0.15);
  color: #1e3a8a;
}

.review-details li strong,
.review-details li span,
.recommended-details li strong,
.recommended-details li span {
  display: block;
}

.review-details li span,
.recommended-details li span {
  margin-top: 4px;
  color: #b91c1c;
  font-size: 12px;
  line-height: 1.5;
  opacity: 0.95;
}

.recommended-details li span {
  color: #374151;
}

.status {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border-radius: 99px;
  padding: 0 12px;
  font-size: 12px;
  font-weight: 700;
}

.status.pass {
  background: rgba(16, 185, 129, 0.1);
  color: #047857;
}

.status.fail {
  background: rgba(239, 68, 68, 0.1);
  color: #b91c1c;
}

.check-list {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.check-item {
  border-radius: 10px;
  padding: 10px 14px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--ink);
  background: var(--surface-strong);
  border: 1px solid var(--line);
}

.check-item.pass {
  background: rgba(16, 185, 129, 0.06);
  border-color: rgba(16, 185, 129, 0.25);
  color: #047857;
}

.check-item.fail {
  background: rgba(239, 68, 68, 0.06);
  border-color: rgba(239, 68, 68, 0.25);
  color: #b91c1c;
}

.hidden {
  display: none !important;
}

.recommendation-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.recommendation-school {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-strong);
  padding: 20px;
}

.recommendation-school strong {
  display: block;
  margin-bottom: 12px;
  color: var(--primary);
  font-size: 16px;
}

.recommendation-school ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
  font-size: 13px;
}

.mini-card {
  padding: 16px;
}

.mini-card strong {
  display: block;
  margin-bottom: 6px;
  color: var(--ink);
}

.mini-card span {
  color: var(--muted);
  font-size: 13px;
}

.search-bar {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.requirement-search-field {
  margin-bottom: 0;
}

.requirement-menu {
  max-height: 350px;
}

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

.requirement-detail {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 24px;
}

.requirement-card {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
  padding: 28px;
  box-shadow: var(--shadow-soft);
}

.requirement-card h3 {
  margin-bottom: 16px;
}

.course-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.course-list li {
  padding: 14px;
}

.course-list strong {
  display: block;
  color: var(--ink);
}

.course-list span {
  color: var(--muted);
  font-size: 13px;
}

/* Timeline/Roadmap */
.timeline {
  display: grid;
  gap: 18px;
}

.term-card {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
  padding: 24px;
  box-shadow: var(--shadow-soft);
}

.term-card h3 {
  margin-bottom: 18px;
  color: var(--primary);
}

.term-courses {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

.term-course {
  padding: 16px;
}

.term-course.required {
  border-color: rgba(92, 103, 242, 0.25);
  background: rgba(92, 103, 242, 0.05);
}

.term-course.recommended {
  border-color: rgba(223, 178, 108, 0.25);
  background: rgba(223, 178, 108, 0.05);
}

.term-course.english {
  border-color: rgba(16, 185, 129, 0.25);
  background: rgba(16, 185, 129, 0.05);
}

.term-course small {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-weight: 700;
  font-size: 11px;
  text-transform: uppercase;
}

/* AI Essay Panel */
.ai-output {
  min-height: 420px;
}

.service-pending {
  min-height: 380px;
  display: grid;
  align-content: center;
  justify-items: center;
  text-align: center;
}

.service-pending h3 {
  margin: 0 0 12px;
  font-size: clamp(24px, 3.2vw, 36px);
  color: var(--ink);
}

.service-pending p {
  max-width: 680px;
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.ai-badge {
  width: max-content;
  border-radius: 999px;
  background: rgba(217, 119, 6, 0.12);
  color: #b45309;
  border: 1px solid rgba(217, 119, 6, 0.25);
  font-size: 12px;
  font-weight: 800;
  padding: 6px 14px;
  margin-bottom: 20px;
}

.essay-outline {
  display: grid;
  gap: 14px;
  margin-top: 20px;
}

.essay-outline article {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px;
  background: var(--surface-strong);
}

.essay-outline h4 {
  margin: 0 0 8px;
  color: var(--primary);
}

.essay-outline p {
  margin: 0;
}

/* Feedback Section */
.feedback-section {
  width: min(1180px, calc(100% - 40px));
  margin: 40px auto 60px;
  padding: 36px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  display: grid;
  grid-template-columns: minmax(260px, 0.75fr) minmax(320px, 1.25fr);
  gap: 36px;
}

.feedback-copy h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(26px, 3.5vw, 38px);
  line-height: 1.15;
  font-weight: 800;
}

.feedback-copy p:not(.eyebrow) {
  margin: 16px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.feedback-form {
  display: grid;
  gap: 16px;
}

.feedback-form label {
  font-size: 12px;
  font-weight: 800;
  color: var(--muted);
  text-transform: uppercase;
}

.feedback-form textarea {
  width: 100%;
  min-height: 140px;
  resize: vertical;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  color: var(--ink);
  background: #ffffff;
  transition: all 0.2s ease;
}

.feedback-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(197, 168, 128, 0.25);
}

.feedback-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.feedback-status {
  min-height: 20px;
  margin: 0;
  color: var(--accent);
  font-weight: 700;
  font-size: 13px;
}

.feedback-inbox {
  grid-column: 1 / -1;
  border-top: 1px solid var(--line);
  padding-top: 24px;
}

.feedback-inbox-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 16px;
}

.feedback-inbox-head h3 {
  margin: 0;
}

.feedback-entry {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  background: var(--surface-strong);
}

.feedback-entry + .feedback-entry {
  margin-top: 12px;
}

.feedback-entry time {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.feedback-entry p {
  margin: 0;
  line-height: 1.6;
}

/* Auth Modal */
.auth-modal {
  position: fixed;
  inset: 0;
  z-index: 1100;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  overflow-y: auto;
}

.auth-card {
  position: relative;
  width: min(440px, 100%);
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--surface);
  padding: 36px;
  box-shadow: var(--shadow);
  margin: auto;
}

.auth-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 32px;
  height: 32px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.03);
  color: var(--muted);
  font-size: 20px;
  line-height: 1;
  display: grid;
  place-items: center;
}

.auth-close:hover {
  background: rgba(15, 23, 42, 0.08);
  color: var(--primary);
}

.auth-card h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 800;
}

.auth-note {
  margin: 12px 0 20px;
  color: var(--muted);
  line-height: 1.6;
  font-size: 13px;
}

.auth-form {
  display: grid;
  gap: 16px;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes floatIn {
  from {
    opacity: 0;
    transform: translateY(28px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* Media Queries */
@media (max-width: 1040px) {
  .site-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    gap: 12px 0;
    min-height: auto;
  }

  .site-header > div:first-of-type {
    order: 1;
  }

  .site-header > div:last-of-type {
    order: 2;
  }

  .site-nav {
    order: 3;
    width: 100%;
    display: flex;
    overflow-x: auto;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
    gap: 20px;
    padding: 8px 0 2px;
    border-top: 1px solid var(--line);
    justify-content: flex-start;
    scrollbar-width: none; /* Firefox */
  }

  .site-nav::-webkit-scrollbar {
    display: none; /* Safari and Chrome */
  }

  .site-nav a {
    flex: 0 0 auto;
  }

  .hero,
  .coverage-copy,
  .feedback-section,
  .product-header,
  .two-col,
  .roadmap-layout,
  .requirement-detail {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 680px) {
  .site-header {
    position: sticky;
    top: 0;
    padding: 8px 12px;
    gap: 8px 0;
  }

  .brand strong {
    font-size: 15px;
  }

  .brand-mark {
    width: 32px;
    height: 32px;
    font-size: 13px;
  }

  .auth-actions {
    width: auto;
    gap: 6px;
  }

  .auth-actions span {
    display: none; /* Hide 'Guest' status to save horizontal space on mobile */
  }

  .auth-btn {
    min-height: 32px;
    padding: 0 10px;
    font-size: 12px;
  }

  #langSelector {
    padding: 4px 6px;
    font-size: 11px;
  }

  .hero {
    padding-top: 40px;
  }

  .hero-actions,
  .button-row {
    flex-direction: column;
  }

  .primary-btn,
  .secondary-btn {
    width: 100%;
  }

  .hero-proof {
    display: flex !important;
    overflow-x: auto !important;
    white-space: nowrap !important;
    gap: 12px !important;
    padding-bottom: 8px !important;
    scrollbar-width: none;
    width: 100% !important;
    margin-top: 32px !important;
    grid-template-columns: none;
  }

  .hero-proof::-webkit-scrollbar {
    display: none;
  }

  .hero-proof div {
    flex: 0 0 250px !important;
    white-space: normal !important; /* Allow description to wrap inside card */
  }

  .feature-grid,
  .english-fields,
  .search-bar {
    grid-template-columns: 1fr;
  }

  .tab-list {
    display: flex !important;
    overflow-x: auto !important;
    white-space: nowrap !important;
    -webkit-overflow-scrolling: touch !important;
    grid-template-columns: none !important;
    padding: 6px !important;
    gap: 6px !important;
    scrollbar-width: none;
  }

  .tab-list::-webkit-scrollbar {
    display: none;
  }

  .tab-button {
    flex: 0 0 auto !important;
    padding: 0 14px !important;
    font-size: 13px !important;
  }

  .course-row {
    grid-template-columns: minmax(0, 1fr) auto !important;
    gap: 12px !important;
    align-items: center !important;
  }

  .target-search-row {
    grid-template-columns: 32px 1fr !important;
    gap: 10px !important;
  }

  .panel {
    padding: 18px !important;
  }

  .term-card {
    padding: 16px !important;
  }

  .term-courses {
    grid-template-columns: 1fr !important;
  }

  .pricing-grid {
    grid-template-columns: 1fr !important;
  }
}

/* Confidence Badges */
.badge-container {
  margin: 10px 0 14px 0;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.badge-verified {
  background-color: rgba(16, 185, 129, 0.08);
  color: #047857;
  border: 1px solid rgba(16, 185, 129, 0.22);
}

.badge-needs-review {
  background-color: rgba(217, 119, 6, 0.08);
  color: #b45309;
  border: 1px solid rgba(217, 119, 6, 0.22);
}

.badge-high-risk {
  background-color: rgba(220, 38, 38, 0.08);
  color: #dc2626;
  border: 1px solid rgba(220, 38, 38, 0.22);
}

/* Ring chart background shadow fix */
.score-ring {
  width: 76px;
  height: 76px;
  border-radius: 999px;
  background:
    conic-gradient(var(--accent) var(--score-angle, 0deg), rgba(15, 30, 54, 0.06) 0),
    rgba(255, 255, 255, 0.8);
  display: grid;
  place-items: center;
  color: transparent;
  font-size: 18px;
  font-weight: 800;
  position: relative;
  isolation: isolate;
  border: 1px solid var(--line);
}

.score-ring::after {
  content: "";
  position: absolute;
  inset: 8px;
  border-radius: inherit;
  background: #ffffff;
  z-index: 0;
}

.score-ring::before {
  content: attr(data-score);
  z-index: 1;
  color: var(--primary);
}

/* Custom Pulse Animation */
@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(251, 191, 36, 0.4);
    transform: scale(1);
  }
  70% {
    box-shadow: 0 0 0 8px rgba(251, 191, 36, 0);
    transform: scale(1.02);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(251, 191, 36, 0);
    transform: scale(1);
  }
}

/* Premium UI Enhancements */
#langSelector:hover {
  background: var(--surface-strong) !important;
  border-color: var(--accent) !important;
}

#langSelector option {
  background-color: #ffffff !important;
  color: var(--ink) !important;
}


#openPricingBtn:hover {
  transform: translateY(-1px) scale(1.04);
  filter: brightness(1.15);
}

#pricingModal .auth-card {
  border-color: rgba(197, 168, 128, 0.2) !important;
  box-shadow: var(--shadow) !important;
  background: var(--surface) !important;
}

#pricingModal .auth-card h3 {
  font-size: 18px;
  font-weight: 800;
  color: var(--primary);
}

#pricingModal .auth-card li {
  position: relative;
  list-style: none;
}

#pricingModal .auth-card li::before {
  content: "✓";
  position: absolute;
  left: -18px;
  color: #10b981;
  font-weight: 800;
}

/* Premium Course Card Overrides */
.course-row.compact-course {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  border-radius: 8px;
  padding: 10px 14px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.course-row.compact-course:hover {
  background: rgba(92, 103, 242, 0.05);
  border-color: rgba(92, 103, 242, 0.25);
  transform: translateY(-1px);
}

.course-row.compact-course:has(input:checked) {
  background: rgba(92, 103, 242, 0.08);
  border-color: rgba(92, 103, 242, 0.4);
  box-shadow: 0 0 10px rgba(92, 103, 242, 0.08);
}

/* Color-coded diagnostic items */
.check-item {
  border-left: 4px solid transparent !important;
  transition: all 0.2s ease;
}

.check-item.check-gpa {
  background: rgba(99, 102, 241, 0.08) !important;
  border-color: rgba(99, 102, 241, 0.2) !important;
  border-left-color: #6366f1 !important;
}

.check-item.check-credits {
  background: rgba(14, 165, 233, 0.08) !important;
  border-color: rgba(14, 165, 233, 0.2) !important;
  border-left-color: #0ea5e9 !important;
}

.check-item.check-english {
  background: rgba(245, 158, 11, 0.08) !important;
  border-color: rgba(245, 158, 11, 0.2) !important;
  border-left-color: #fbbf24 !important;
}

.check-item.check-course {
  background: rgba(16, 185, 129, 0.08) !important;
  border-color: rgba(16, 185, 129, 0.2) !important;
  border-left-color: #10b981 !important;
}

.result-card.example-card {
  opacity: 0.65;
  filter: grayscale(0.7);
  pointer-events: none;
  position: relative;
}

.result-card.example-card::before {
  content: "예시 (Example)";
  position: absolute;
  top: 14px;
  right: 20px;
  background: #d97706;
  color: #ffffff;
  font-size: 11px;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: 0 2px 5px rgba(0,0,0,0.3);
}

/* AI Essay Horizontal Inputs Layout */
.essay-layout {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.essay-inputs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 16px;
  margin-bottom: 16px;
}

@media (max-width: 900px) {
  .essay-inputs-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

/* Mobile usability tweaks */
@media (max-width: 680px) {
  .auth-actions .auth-btn {
    width: auto !important; /* Prevent auth buttons from taking 100% width in header */
    padding: 0 12px !important;
    min-height: 36px !important;
  }
  
  .auth-close {
    width: 42px !important;
    height: 42px !important;
    font-size: 24px !important;
    top: 12px !important;
    right: 12px !important;
  }
  
  .brand small {
    display: none !important; /* Hide tiny subtitle to make space */
  }
}

/* Highlight subscription plans button in nav - Handled globally, removing duplicate definition */

/* Custom styled select fields */
.target-select {
  width: 100%;
  min-height: 44px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  padding: 0 12px;
  font-size: 14px;
  font-weight: 600;
  outline: none;
  cursor: pointer;
  transition: border-color 0.2s ease;
}

.target-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(197, 168, 128, 0.25);
}

.target-select:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.autocomplete-input:disabled,
.autocomplete-toggle-btn:disabled {
  opacity: 0.5 !important;
  cursor: not-allowed !important;
}

.target-select option {
  background: #ffffff;
  color: var(--ink);
}

/* Redesign Dashboard & Focus Controls to Champagne Gold */
input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent) !important;
  background: #ffffff !important;
  color: var(--ink) !important;
  box-shadow: 0 0 0 3px rgba(197, 168, 128, 0.2) !important;
}

.tab-button.active,
.tab-button:hover {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%) !important;
  color: #ffffff !important;
  box-shadow: 0 4px 15px rgba(15, 30, 54, 0.15) !important;
  font-weight: 800 !important;
}

/* Success Cases Section */
.success-cases-section {
  background: var(--surface-strong);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 80px 0;
}

.success-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

@media (max-width: 900px) {
  .success-grid {
    grid-template-columns: 1fr;
  }
}

.success-card {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
  padding: 30px;
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-top: 1px solid rgba(15, 23, 42, 0.05);
  position: relative;
  overflow: hidden;
}

.success-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--gold) 100%);
  opacity: 0.7;
}

.success-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
  box-shadow: var(--shadow);
  background: var(--surface);
}

.success-badge {
  display: inline-flex;
  align-self: flex-start;
  background: rgba(197, 168, 128, 0.1);
  color: #b45309;
  font-size: 11px;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 6px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 20px;
  border: 1px solid rgba(197, 168, 128, 0.2);
}

.success-student {
  margin-bottom: 20px;
}

.success-student strong {
  display: block;
  font-size: 18px;
  color: var(--primary);
  font-weight: 700;
  margin-bottom: 4px;
}

.success-student span {
  display: block;
  font-size: 13.5px;
  color: var(--muted);
  font-weight: 600;
}

.success-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 16px 0;
  margin-bottom: 20px;
  background: rgba(15, 23, 42, 0.02);
}

.success-stats div {
  text-align: center;
}

.success-stats strong {
  display: block;
  font-size: 18px;
  color: var(--primary);
  font-weight: 800;
}

.success-stats span {
  display: block;
  font-size: 11px;
  color: var(--muted);
  margin-top: 4px;
  font-weight: 700;
}

.success-review {
  margin: 0;
  color: var(--ink);
  font-size: 13.5px;
  line-height: 1.6;
  font-style: italic;
  font-weight: 500;
}

/* Floating Consultation CTA */
.floating-consult-cta {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--gold) 100%);
  color: #0f1e36;
  padding: 12px 20px;
  border-radius: 99px;
  font-weight: 800;
  font-size: 13.5px;
  box-shadow: 0 10px 30px rgba(197, 168, 128, 0.4);
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.floating-consult-cta:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 15px 35px rgba(197, 168, 128, 0.6);
  filter: brightness(1.05);
}

.floating-consult-cta .pulse-wave {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 99px;
  border: 2px solid var(--accent);
  animation: pulseGlow 2s infinite;
  pointer-events: none;
  opacity: 0.8;
}

@keyframes pulseGlow {
  0% {
    transform: scale(0.95);
    opacity: 0.8;
  }
  100% {
    transform: scale(1.3);
    opacity: 0;
  }
}

.floating-consult-cta .cta-icon {
  font-size: 16px;
}

.floating-consult-cta .cta-text {
  font-weight: 800;
  letter-spacing: -0.02em;
}

@media (max-width: 600px) {
  .floating-consult-cta .cta-text {
    display: none;
  }
  .floating-consult-cta {
    padding: 14px;
    border-radius: 50%;
    bottom: 16px;
    right: 16px;
  }
}

/* Hero Image Container on the right */
.hero-image-container {
  display: block;
  width: 100%;
  height: 480px;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 2px solid var(--accent);
  position: relative;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-image-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(15, 30, 54, 0.15) 0%, transparent 60%);
  z-index: 1;
}

.hero-image-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-image-container:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 60px -15px rgba(15, 30, 54, 0.18), 0 0 25px rgba(197, 168, 128, 0.15);
}

.hero-image-container:hover img {
  transform: scale(1.04);
}

/* Tab Panel Image Stylings */
.tab-panel-image {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 14px;
  margin-bottom: 24px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.tab-panel-image:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -8px rgba(15, 23, 42, 0.12);
}

.tab-panel-image.compact {
  height: 140px;
  margin-bottom: 16px;
}

.tab-panel-image.large {
  height: 240px;
  margin-bottom: 20px;
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 60px 20px;
  }
  .hero-copy {
    text-align: center;
  }
  .hero-lead {
    margin: 24px auto 0;
  }
  .hero-actions {
    justify-content: center;
  }
  .hero-image-container {
    height: 320px;
    margin-top: 20px;
  }
}

/* Result Card Locked / Blur styles */
.result-card.locked-card {
  filter: blur(5px) grayscale(0.6);
  pointer-events: none;
  user-select: none;
  opacity: 0.7;
}

.locked-card-wrapper {
  position: relative;
  width: 100%;
}

.locked-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(251, 250, 247, 0.45);
  backdrop-filter: blur(1px);
  -webkit-backdrop-filter: blur(1px);
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.locked-content {
  background: var(--surface);
  border: 1px solid var(--accent);
  border-radius: 12px;
  padding: 20px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  max-width: 340px;
  pointer-events: auto; /* Allow clicking the upgrade button */
}

.locked-icon {
  font-size: 28px;
  display: block;
  margin-bottom: 8px;
}

.locked-content h4 {
  margin: 0 0 8px;
  color: var(--primary);
  font-size: 16px;
  font-weight: 800;
}

.locked-content p {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.5;
}

/* Scrollable Mobile Tabs & Input Overrides */
@media (max-width: 680px) {
  .tab-list {
    display: flex !important;
    overflow-x: auto !important;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    gap: 8px;
    padding: 6px !important;
    border-radius: 10px !important;
  }
  
  .tab-button {
    flex: 0 0 auto !important;
    scroll-snap-align: start;
    white-space: nowrap;
    padding: 0 16px !important;
    min-height: 38px !important;
    font-size: 12.5px !important;
  }
  
  .tab-list::-webkit-scrollbar {
    display: none;
  }
  .tab-list {
    -ms-overflow-style: none;
    scrollbar-width: none;
  }

  .panel {
    padding: 16px !important;
  }
  
  input, select, textarea {
    font-size: 16px !important;
  }

  .hero-proof {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
    margin-top: 36px !important;
  }
  
  .search-menu {
    max-height: 220px !important;
    z-index: 999 !important;
  }
  
  .tab-panel-image {
    max-height: 140px !important;
    width: 100% !important;
    height: auto !important;
    object-fit: cover !important;
  }

  .feedback-image {
    max-height: 180px !important;
    width: 100% !important;
    height: auto !important;
    object-fit: cover !important;
    margin-top: 16px !important;
  }
}

/* Footer Styles */
.site-footer {
  background-color: #0b1329;
  color: #94a3b8;
  padding: 40px 24px;
  border-top: 1px solid #1e293b;
  font-family: 'Inter', 'Noto Sans KR', sans-serif;
  margin-top: 60px;
}

.site-footer .footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.site-footer .footer-info h4 {
  color: #f8fafc;
  font-size: 16px;
  font-weight: 800;
  margin-bottom: 12px;
}

.site-footer .footer-info p {
  font-size: 13px;
  line-height: 1.6;
  margin-bottom: 8px;
  color: #94a3b8;
}

.site-footer .footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-end;
}

.site-footer .footer-links a {
  color: #38bdf8;
  text-decoration: none;
  font-size: 13px;
  font-weight: 700;
  transition: color 0.2s ease;
}

.site-footer .footer-links a:hover {
  color: #7dd3fc;
}

.site-footer .footer-bottom {
  max-width: 1200px;
  margin: 32px auto 0 auto;
  padding-top: 20px;
  border-top: 1px solid #1e293b;
  font-size: 11px;
  text-align: center;
  color: #64748b;
  line-height: 1.6;
}

@media (max-width: 768px) {
  .site-footer .footer-container {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .site-footer .footer-links {
    align-items: flex-start;
  }
}

/* Hamburger Menu Button */
.hamburger-menu {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 20px;
  height: 14px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 51;
  position: relative;
  outline: none;
}
.hamburger-menu span {
  width: 100%;
  height: 2px;
  background-color: var(--primary);
  border-radius: 2px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Open state for hamburger button (morphs into X) */
.hamburger-menu.open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.hamburger-menu.open span:nth-child(2) {
  opacity: 0;
}
.hamburger-menu.open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Side Drawer Overlay/Backdrop */
.side-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1000;
  transition: visibility 0.3s ease;
}
.side-drawer.hidden {
  visibility: hidden;
  pointer-events: none;
}

.side-drawer-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 30, 54, 0.4);
  backdrop-filter: blur(8px);
  opacity: 1;
  transition: opacity 0.3s ease;
}
.side-drawer.hidden .side-drawer-backdrop {
  opacity: 0;
}

.side-drawer-content {
  position: absolute;
  top: 0;
  left: 0; /* Slides out from the left for natural reading flow */
  width: min(340px, 85vw);
  height: 100%;
  background: #fbfaf7;
  box-shadow: 10px 0 30px rgba(15, 30, 54, 0.15);
  display: flex;
  flex-direction: column;
  padding: 24px;
  transform: translateX(0);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
  border-right: 1px solid var(--line);
}
.side-drawer.hidden .side-drawer-content {
  transform: translateX(-100%);
}

.side-drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 16px;
}
.side-drawer-close {
  background: none;
  border: none;
  font-size: 28px;
  color: var(--muted);
  cursor: pointer;
  line-height: 1;
  padding: 4px 8px;
}
.side-drawer-close:hover {
  color: var(--primary);
}

.side-drawer-user {
  background: rgba(197, 168, 128, 0.08);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 24px;
}
.side-drawer-user .user-header {
  display: flex;
  align-items: center;
  gap: 12px;
}
.side-drawer-user .user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 14px;
}
.side-drawer-user .user-details {
  display: flex;
  flex-direction: column;
}
.side-drawer-user .user-email {
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
}
.side-drawer-user .user-plan {
  font-size: 11px;
  color: var(--accent);
  font-weight: 800;
  text-transform: uppercase;
  margin-top: 2px;
}
.side-drawer-user .user-credits {
  font-size: 12px;
  color: var(--muted);
  margin-top: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.side-drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-grow: 1;
}

.drawer-nav-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 10px;
  border-radius: 10px;
  transition: background 0.2s ease;
  cursor: pointer;
}
.drawer-nav-item:hover {
  background: rgba(15, 30, 54, 0.04);
}
.drawer-nav-item .num {
  font-size: 12px;
  font-weight: 900;
  color: var(--accent);
  background: rgba(197, 168, 128, 0.15);
  width: 22px;
  height: 22px;
  border-radius: 6px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  margin-top: 2px;
}
.drawer-nav-item.highlight .num {
  background: linear-gradient(135deg, var(--accent) 0%, var(--gold) 100%);
  color: white;
}
.drawer-nav-item .txt {
  display: flex;
  flex-direction: column;
}
.drawer-nav-item .title {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--ink);
}
.drawer-nav-item .desc {
  font-size: 11px;
  color: var(--muted);
  margin-top: 2px;
  line-height: 1.4;
}

.drawer-divider {
  border: 0;
  height: 1px;
  background: var(--line);
  margin: 12px 0;
}

.side-drawer-footer {
  margin-top: 24px;
  font-size: 11px;
  color: var(--muted);
  text-align: center;
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

/* Hide horizontal site-nav scrollbar on mobile/tablet */
@media (max-width: 1040px) {
  .site-nav {
    display: none !important;
  }
}

/* Guide Section Responsive Cards style */
.guide-timeline {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.guide-card {
  display: flex;
  gap: 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px;
  box-shadow: var(--shadow-soft);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.guide-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(15, 30, 54, 0.08);
}

@media (max-width: 768px) {
  .guide-timeline {
    flex-direction: row !important;
    overflow-x: auto !important;
    scroll-snap-type: x mandatory !important;
    -webkit-overflow-scrolling: touch;
    gap: 16px !important;
    padding: 10px 24px 24px 24px !important;
    margin: 0 -24px !important;
    scrollbar-width: none;
  }
  .guide-timeline::-webkit-scrollbar {
    display: none;
  }
  .guide-card {
    flex: 0 0 290px !important;
    width: 290px !important;
    max-width: 85% !important;
    scroll-snap-align: center !important;
    flex-direction: column !important;
    gap: 16px !important;
    padding: 20px !important;
    box-sizing: border-box;
  }
  .guide-step-num {
    width: 40px !important;
    height: 40px !important;
    font-size: 16px !important;
  }
  .swipe-hint {
    display: block !important;
  }
}

/* Dual Timeline Roadmap Responsive collapse */
@media (max-width: 768px) {
  .dual-timeline-card {
    grid-template-columns: 1fr !important;
    gap: 20px !important;
  }
  .advisory-col {
    border-left: none !important;
    padding-left: 0 !important;
    border-top: 1px dashed var(--line);
    padding-top: 20px;
  }
}

/* Header Responsive Optimizations for Laptop and Mobile Viewports */
@media (max-width: 1400px) {
  .site-header {
    padding: 0 20px !important;
    gap: 16px !important;
  }
  .site-nav {
    gap: 14px !important;
    font-size: 13px !important;
  }
  .brand {
    gap: 8px !important;
  }
}

@media (max-width: 1200px) {
  .brand small {
    display: none !important;
  }
}

@media (max-width: 768px) {
  .site-header {
    padding: 8px 16px !important;
  }
}

@media (max-width: 480px) {
  .brand {
    gap: 0 !important;
  }
  .brand-text {
    display: none !important;
  }
  .auth-actions {
    gap: 6px !important;
  }
  .auth-btn {
    padding: 0 8px !important;
    font-size: 11.5px !important;
    min-height: 32px !important;
  }
  #langSelector {
    padding: 4px 4px !important;
    font-size: 11px !important;
  }
}

.tab-panel.active {
  position: relative !important;
}

/* Premium Lock Overlay */
.premium-lock-overlay {
  position: absolute;
  inset: -10px;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 80;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: 24px;
  padding: 24px;
  text-align: center;
}
.premium-lock-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: clamp(24px, 5vw, 36px);
  max-width: 440px;
  box-shadow: var(--shadow-strong);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  box-sizing: border-box;
}
.premium-lock-icon {
  font-size: 40px;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.15));
}
.premium-lock-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--primary);
  margin: 0;
}
.premium-lock-desc {
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.6;
  margin: 0 0 8px 0;
}

/* CSS-based Gradient Placeholders */
.placeholder-gradient {
  width: 100%;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(15, 30, 54, 0.95) 0%, rgba(30, 41, 59, 0.98) 100%);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  box-sizing: border-box;
  text-align: center;
  padding: 20px;
}
.placeholder-gradient::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 70% 30%, rgba(197, 168, 128, 0.15) 0%, transparent 65%);
  pointer-events: none;
}
.placeholder-gradient .icon {
  font-size: 32px;
  margin-bottom: 8px;
  filter: drop-shadow(0 4px 6px rgba(0,0,0,0.2));
}
.placeholder-gradient .text {
  font-size: 13.5px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.placeholder-gradient .subtext {
  font-size: 11px;
  color: var(--muted);
  margin-top: 4px;
  font-weight: 500;
}

.placeholder-gradient.coverage-banner-placeholder {
  height: 260px;
  margin-top: 24px;
}
.placeholder-gradient.panel-placeholder-compact {
  height: 140px;
  margin-bottom: 16px;
}
.placeholder-gradient.panel-placeholder-large {
  height: 240px;
  margin-bottom: 20px;
}
.placeholder-gradient.panel-placeholder-normal {
  height: 180px;
  margin-bottom: 24px;
}
.placeholder-gradient.feedback-placeholder {
  height: 200px;
  margin-top: 24px;
}

.strategy-track-btn {
  padding: 10px 24px;
  font-size: 14px;
  font-weight: 700;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.2s ease;
}
.strategy-track-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.strategy-track-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #0f1e36;
}

@media (max-width: 520px) {
  .site-header .auth-actions {
    display: none !important;
  }
}