/* ============================================================
   Luna Pro Studio — Bold Premium Design System
   ============================================================ */

:root {
  --bg-deep: #030303;
  --bg-surface: #0a0a0a;
  --bg-card: #0f0f0f;
  --bg-elevated: #141414;
  --accent: #ff1e27;
  --accent-glow: rgba(255, 30, 39, 0.35);
  --accent-soft: rgba(255, 30, 39, 0.08);
  --gold: #c9a84c;
  --text-primary: #f0f0f0;
  --text-secondary: #888;
  --text-muted: #555;
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-accent: rgba(255, 30, 39, 0.3);
  --radius: 12px;
  --radius-sm: 8px;
  --glow: 0 0 30px var(--accent-glow);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

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

/* ============================================================
   Navigation
   ============================================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(3, 3, 3, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  color: var(--text-primary);
  text-decoration: none;
}

.nav-logo .accent {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  transition: color var(--transition);
}

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

.nav-links .nav-cta {
  background: var(--accent);
  color: #fff;
  padding: 8px 20px;
  border-radius: 6px;
  font-weight: 600;
  transition: all var(--transition);
}

.nav-links .nav-cta:hover {
  box-shadow: var(--glow);
  transform: translateY(-1px);
}

/* Mobile menu button */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition);
}

.mobile-menu-btn.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-menu-btn.open span:nth-child(2) { opacity: 0; }
.mobile-menu-btn.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.mobile-menu {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  background: rgba(3, 3, 3, 0.95);
  backdrop-filter: blur(20px);
  padding: 24px 32px;
  flex-direction: column;
  gap: 20px;
  z-index: 99;
  border-bottom: 1px solid var(--border-subtle);
}

.mobile-menu.open { display: flex; }

.mobile-menu a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 500;
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-menu-btn { display: flex; }
}

/* ============================================================
   Buttons
   ============================================================ */

.btn {
  display: inline-block;
  padding: 16px 36px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  text-align: center;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  box-shadow: var(--glow);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-ghost:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
}

.btn-full { width: 100%; }

.btn-large {
  padding: 20px 48px;
  font-size: 1.1rem;
}

/* ============================================================
   Hero
   ============================================================ */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 32px 80px;
  text-align: center;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  opacity: 0.3;
  pointer-events: none;
  filter: blur(80px);
}

.hero-content {
  position: relative;
  max-width: 800px;
  z-index: 1;
  animation: fadeUp 0.8s ease-out;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  color: var(--accent);
  margin-bottom: 24px;
  text-transform: uppercase;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent) 0%, #ff6b6b 50%, var(--gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

.hero-proof {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.proof-item {
  font-size: 0.85rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.proof-item strong {
  color: var(--text-primary);
  font-size: 1.1rem;
  display: block;
  margin-bottom: 2px;
}

.proof-divider {
  width: 1px;
  height: 32px;
  background: var(--border-subtle);
}

/* ============================================================
   Trust Bar
   ============================================================ */

.trust-bar {
  text-align: center;
  padding: 40px 32px;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.trust-bar p {
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  color: var(--text-muted);
  margin-bottom: 16px;
  text-transform: uppercase;
}

.trust-logos {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.trust-logos span {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.08em;
}

/* ============================================================
   Sections
   ============================================================ */

.section {
  padding: 100px 32px;
}

.section-dark {
  background: var(--bg-surface);
}

.section-cta {
  background: linear-gradient(180deg, var(--bg-surface) 0%, var(--bg-deep) 100%);
  padding: 120px 32px;
}

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

.section-eyebrow {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  color: var(--accent);
  margin-bottom: 16px;
  text-transform: uppercase;
  text-align: center;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.section-description {
  font-size: 1.05rem;
  color: var(--text-secondary);
  text-align: center;
  max-width: 680px;
  margin: 0 auto 60px;
  line-height: 1.7;
}

/* ============================================================
   Steps Grid
   ============================================================ */

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 60px;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 40px 32px;
  transition: all var(--transition);
}

.step-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.step-number {
  font-size: 3rem;
  font-weight: 900;
  color: var(--accent);
  opacity: 0.2;
  margin-bottom: 16px;
  line-height: 1;
}

.step-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: 0.02em;
}

.step-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

@media (max-width: 768px) {
  .steps-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   Tech Grid
   ============================================================ */

.tech-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 60px;
}

.tech-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 36px;
  transition: all var(--transition);
}

.tech-card:hover {
  border-color: var(--border-accent);
  box-shadow: 0 0 40px rgba(255, 30, 39, 0.08);
}

.tech-icon {
  font-size: 2rem;
  margin-bottom: 16px;
  color: var(--accent);
}

.tech-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.tech-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

@media (max-width: 768px) {
  .tech-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   Comparison Table
   ============================================================ */

.comparison-table {
  margin-top: 60px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  overflow: hidden;
}

.comparison-row {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
}

.comparison-header {
  background: var(--bg-elevated);
}

.comparison-cell {
  padding: 18px 20px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
}

.comparison-cell.label {
  font-weight: 600;
  color: var(--text-primary);
}

.comparison-cell.highlight {
  background: var(--accent-soft);
  color: var(--text-primary);
  font-weight: 500;
}

.comparison-header .comparison-cell {
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.comparison-header .comparison-cell.highlight {
  color: var(--accent);
}

@media (max-width: 768px) {
  .comparison-table { overflow-x: auto; }
  .comparison-row { min-width: 600px; }
}

/* ============================================================
   Pricing
   ============================================================ */

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 720px;
  margin: 60px auto 0;
}

.pricing-grid-3 {
  grid-template-columns: repeat(3, 1fr);
  max-width: 1000px;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 40px 32px;
  position: relative;
  transition: all var(--transition);
}

.pricing-card.featured {
  border-color: var(--accent);
  box-shadow: var(--glow);
}

.featured-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  padding: 4px 16px;
  border-radius: 20px;
}

.pricing-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: 0.03em;
}

.price {
  font-size: 3rem;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.price-unit {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.pricing-features {
  list-style: none;
  margin-bottom: 32px;
}

.pricing-features li {
  font-size: 0.88rem;
  color: var(--text-secondary);
  padding: 8px 0;
  border-bottom: 1px solid var(--border-subtle);
}

.pricing-features li::before {
  content: "✓ ";
  color: var(--accent);
  font-weight: 700;
}

@media (max-width: 900px) {
  .pricing-grid-3 { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .pricing-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   SEO Content
   ============================================================ */

.seo-content {
  max-width: 740px;
}

.seo-content p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 20px;
}

.seo-content h2 {
  margin-bottom: 32px;
}

/* ============================================================
   Footer
   ============================================================ */

.site-footer {
  border-top: 1px solid var(--border-subtle);
  padding: 60px 32px 40px;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  text-align: center;
}

.footer-brand p {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 8px;
}

.footer-links {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.8rem;
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--text-primary);
}

.footer-copy {
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

/* ============================================================
   Tool Page (master.html)
   ============================================================ */

.tool-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Studio Hero Image Section */
.studio-hero {
  position: relative;
  width: 100%;
  height: 50vh;
  min-height: 340px;
  max-height: 520px;
  overflow: hidden;
  margin-top: 64px; /* navbar height */
}

.studio-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  display: block;
}

.studio-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(3, 3, 3, 0.3) 0%,
    rgba(3, 3, 3, 0.5) 50%,
    rgba(3, 3, 3, 0.95) 85%,
    var(--bg-deep) 100%
  );
}

.studio-hero-content {
  position: absolute;
  bottom: 80px;
  left: 0;
  right: 0;
  z-index: 2;
  text-align: center;
  padding: 0 32px;
}

/* Dashboard overlaps the hero */
.studio-overlap {
  margin-top: -60px;
  position: relative;
  z-index: 3;
  padding-top: 0;
}

.tool-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 40px 32px 60px;
  max-width: 680px;
  margin: 0 auto;
  width: 100%;
}

.tool-header {
  text-align: center;
  margin-bottom: 40px;
}

.tool-header h1 {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
}

.tool-header p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.5);
}

.tool-footer {
  text-align: center;
  padding: 24px 32px;
  border-top: 1px solid var(--border-subtle);
}

.tool-footer p {
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.12em;
}

/* ============================================================
   Mastering Dashboard (shared tool styles)
   ============================================================ */

.main-dashboard {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
  width: 100%;
}

/* Upload Zone */
.upload-zone {
  border: 2px dashed rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  padding: 56px 24px;
  text-align: center;
  transition: all var(--transition);
  cursor: pointer;
  margin-bottom: 28px;
}

.upload-zone:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  box-shadow: var(--glow);
}

.upload-icon {
  color: var(--text-muted);
  margin-bottom: 16px;
  transition: color var(--transition);
}

.upload-zone:hover .upload-icon {
  color: var(--accent);
}

.upload-zone h3 {
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  margin-bottom: 6px;
}

.upload-zone p {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

/* Section Labels */
.section-label {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--text-muted);
  margin-bottom: 12px;
  text-transform: uppercase;
}

/* Profile Grid */
.profile-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}

.profile-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 20px 16px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition);
}

.profile-card:hover {
  border-color: rgba(255, 255, 255, 0.12);
  background: var(--bg-elevated);
}

.profile-card.active {
  border-color: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
  background: var(--bg-elevated);
}

.profile-card h4 {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}

.profile-card p {
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* Add-on */
.addon-section {
  margin-top: 4px;
}

.addon-label {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  background: var(--bg-card);
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  transition: all var(--transition);
}

.addon-label:hover {
  border-color: rgba(255, 255, 255, 0.1);
}

.addon-label input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border: 2px solid var(--text-muted);
  border-radius: 4px;
  cursor: pointer;
  position: relative;
  flex-shrink: 0;
  transition: all var(--transition);
}

.addon-label input[type="checkbox"]:checked {
  background: var(--accent);
  border-color: var(--accent);
}

.addon-label input[type="checkbox"]:checked::after {
  content: "✓";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
}

.addon-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.addon-text strong {
  color: var(--text-primary);
}

/* Status Panel */
.status-panel {
  margin-top: 28px;
  padding: 24px;
  background: var(--bg-deep);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}

.status-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 12px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
}

.progress-bar {
  height: 4px;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 2px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--accent);
  width: 0%;
  transition: width 0.6s ease;
  box-shadow: 0 0 12px var(--accent-glow);
  border-radius: 2px;
}

.status-details {
  margin-top: 12px;
  color: var(--text-muted);
  font-size: 0.78rem;
  line-height: 1.4;
}

/* Result Panel */
.result-panel {
  text-align: center;
  padding: 40px 20px;
  margin-top: 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius);
}

.result-icon {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 12px;
}

.result-panel h3 {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.result-panel p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.result-panel .btn {
  text-decoration: none;
}

/* ============================================================
   Email Input
   ============================================================ */

.email-section {
  margin-top: 20px;
}

.email-hint {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 10px;
  line-height: 1.4;
}

.email-input {
  width: 100%;
  background: var(--bg-deep);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  outline: none;
  transition: border-color var(--transition);
}

.email-input:focus {
  border-color: var(--accent);
}

.email-input::placeholder {
  color: var(--text-muted);
}

/* Email Confirmation Panel */
.email-confirm-panel {
  text-align: center;
  padding: 40px 20px;
  margin-top: 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius);
}

.email-confirm-panel .confirm-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.email-confirm-panel h3 {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.email-confirm-panel p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
  line-height: 1.5;
}

.email-confirm-panel .email-highlight {
  color: var(--accent);
  font-weight: 600;
}

/* Discount badge on coupon */
.discount-badge {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 3px 10px;
  border-radius: 4px;
  margin-left: 8px;
}

/* ============================================================
   Coupon
   ============================================================ */

.coupon-section {
  border-top: 1px solid var(--border-subtle);
  padding-top: 16px;
}

.coupon-row {
  display: flex;
  gap: 8px;
}

.coupon-input {
  flex: 1;
  background: var(--bg-deep);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  outline: none;
  transition: border-color var(--transition);
}

.coupon-input:focus {
  border-color: var(--accent);
}

.coupon-input::placeholder {
  color: var(--text-muted);
  text-transform: none;
  letter-spacing: 0.02em;
}

.coupon-btn {
  padding: 12px 20px;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  white-space: nowrap;
}

.coupon-msg {
  font-size: 0.78rem;
  color: var(--accent);
  margin-top: 8px;
  min-height: 1.2em;
}

/* ============================================================
   Scrollbar
   ============================================================ */

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: #222; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 600px) {
  .hero { padding: 100px 20px 60px; }
  .hero-subtitle { font-size: 1rem; }
  .section { padding: 60px 20px; }
  .main-dashboard { padding: 24px; }
  .profile-grid { grid-template-columns: 1fr; }
  .proof-divider { display: none; }
  .hero-proof { flex-direction: column; gap: 16px; }
  .steps-grid { gap: 16px; }
  .tool-container { padding: 20px 16px 40px; }
  .studio-hero { height: 40vh; min-height: 260px; }
  .studio-hero-content { bottom: 60px; }
  .tool-header h1 { font-size: 1.6rem; }
  .studio-overlap { margin-top: -40px; }
}