/* ==========================================================================
   NoteLab.cloud — Landing Page CSS
   Style Minimal Droit : 0 border-radius, 0 box-shadow, 0 translate au survol.
   Épuré, technique, droit, structuré et haute précision.
   ========================================================================== */

/* -------------------------------------------------------------
   VARIABLES DU DESIGN SYSTEM NOTELAB
   ------------------------------------------------------------- */
:root {
  --bg-app: #090a0d;
  --bg-surface: #0f1117;
  --bg-surface-elevated: #151821;
  --bg-surface-hover: #1b1f2b;

  --border: #222634;
  --border-subtle: #181b24;
  --border-active: #3b82f6;

  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  --text-button: #000;

  --accent: #3b82f6;
  --accent-light: #60a5fa;
  --accent-green: #22c55e;
  --accent-amber: #f59e0b;
  --accent-red: #ef4444;

  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --nav-height: 54px;
}

/* -------------------------------------------------------------
   RESET RIGOUREUX : STRICTEMENT 0 BORDER-RADIUS & 0 BOX-SHADOW
   ------------------------------------------------------------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  border-radius: 0 !important;
  box-shadow: none !important;
}

html {
  scroll-behavior: smooth;
  font-size: 15px;
}

body {
  min-height: 100vh;
  background-color: var(--bg-app);
  color: var(--text-primary);
  font-family: var(--font-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}

button {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  border: none;
  background: transparent;
  color: inherit;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

img,
svg {
  display: block;
}

/* -------------------------------------------------------------
   TYPOGRAPHIE & UTILITAIRES
   ------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.text-accent {
  color: var(--accent-green);
}

/* -------------------------------------------------------------
   BOUTONS NOTELAB (SYSTÈME DROIT & ÉPURÉ REPARTI DE ZÉRO)
   ------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 22px;
  font-family: var(--font-main);
  font-size: 14px;
  font-weight: 600;
  line-height: 20px;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  box-sizing: border-box;
  margin: 0;
  background: transparent;
  color: var(--text-primary);
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.btn svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  display: block;
}

/* Taille réduite (Navbar) */
.btn-sm {
  padding: 6px 14px;
  font-size: 13px;
  line-height: 18px;
}

.btn-sm svg {
  width: 14px;
  height: 14px;
}

/* Couleurs & Variantes */
.btn-primary {
  background-color: var(--accent-green);
  border-color: var(--accent-green);
  color: #000000;
}

.btn-primary:hover {
  background-color: #1ea34d;
  border-color: #1ea34d;
}

.btn-secondary {
  color: #ffffff;
}

.btn-secondary:hover {
  text-decoration: underline;
}

.btn-ghost {
  color: var(--text-secondary);
}

.btn-ghost:hover {
  color: #ffffff;
  text-decoration: underline;
}

/* -------------------------------------------------------------
   1. NAVBAR DROITE
   ------------------------------------------------------------- */
.navbar {
  height: var(--nav-height);
  background-color: rgba(9, 10, 13, 25%);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.nav-container {
  max-width: 1140px;
  height: 100%;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  font-size: 1.05rem;
  color: #ffffff;
  letter-spacing: -0.01em;
}

.brand-logo {
  width: 22px;
  height: 22px;
  object-fit: contain;
}

.brand-name {
  letter-spacing: -0.02em;
}

.brand-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--accent);
  background-color: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.3);
  padding: 0.1rem 0.35rem;
  letter-spacing: 0.05em;
  line-height: 1.2;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-link {
  font-size: 0.84rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.nav-link:hover {
  text-decoration: underline;
  color: #ffffff;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.user-pill {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.75rem;
  color: var(--text-primary);
}

.user-avatar {
  width: 18px;
  height: 18px;
  border-radius: 50% !important;
  object-fit: cover;
}

.user-logout {
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 700;
}

.user-logout:hover {
  color: var(--accent-red);
}

/* -------------------------------------------------------------
   SECTIONS GÉNÉRALES
   ------------------------------------------------------------- */
.section-header {
  margin-bottom: 1rem;
}

.section-kicker {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-green);
}

.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.025em;
  line-height: 1.25;
  margin-bottom: 0.65rem;
}

.section-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  max-width: 620px;
  line-height: 1.6;
}

/* -------------------------------------------------------------
   2. HERO SECTION
   ------------------------------------------------------------- */
.section-hero {
  padding: 4.5rem 0 0rem;
}

.hero-container {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-title {
  font-size: 2.85rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.035em;
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

.hero-title-notelab {
  font-style: italic;
}

.hero-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  max-width: 680px;
  line-height: 1.65;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

/* Grille de 4 spécifications sous le hero */
.hero-specs-grid {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background-color: var(--border);
  border: 1px solid var(--border);
}

.spec-cell {
  background-color: var(--bg-app);
  padding: 1.15rem 1.25rem;
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  cursor: default;
}

.spec-num {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-green);
  line-height: 1.5;
}

.spec-content {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.spec-content strong {
  font-size: 0.85rem;
  font-weight: 600;
  color: #ffffff;
  line-height: 1.2;
}

.spec-content span {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.35;
}

/* -------------------------------------------------------------
   3. APERÇU DE L'INTERFACE (MOCKUP DROIT)
   ------------------------------------------------------------- */

.mockup-frame {
  border: 1px solid var(--border);
  background-color: var(--bg-surface);
  width: 100%;
  overflow: hidden;
}


.mockup-controls {
  display: flex;
  gap: 6px;
}

.mock-ctrl {
  width: 9px;
  height: 9px;
  display: inline-block;
}

.mock-ctrl-close {
  background-color: var(--accent-red);
  opacity: 0.85;
}

.mock-ctrl-min {
  background-color: var(--accent-amber);
  opacity: 0.85;
}

.mock-ctrl-max {
  background-color: var(--accent-green);
  opacity: 0.85;
}

.mockup-path {
  color: var(--text-muted);
}

.mockup-status {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--accent-green);
  font-size: 0.72rem;
}

.status-dot {
  width: 6px;
  height: 6px;
  background-color: var(--accent-green);
  display: inline-block;
}

.mockup-iframe {
  width: 100%;
  height: 680px;
  border: none;
  display: block;
  background-color: var(--bg-surface);
}

/* -------------------------------------------------------------
   4. SECTION LE PROJET & OBJECTIF (DÉVELOPPEMENT CONTINU)
   ------------------------------------------------------------- */
.section-project {
  padding: 4.5rem 0;
}

/* Bannière d'état du projet */
.project-status-box {
  margin-bottom: 2.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.project-status-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  background: #22c55e21;
  border: 1px dashed var(--accent-green);
  padding: 10px 15px 10px 15px;
}

.project-status-badge {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}


.status-tag {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-green);
}

.project-version-tag {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-green);
}

.project-status-body {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.project-status-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.015em;
}

.project-status-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.project-status-desc strong {
  color: #ffffff;
}

/* Bloc Authentification Google OAuth 2.0 & Confidentialité */
.project-oauth-box {
  margin-top: 1.25rem;
  padding: 1.35rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
}

.project-oauth-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--border-subtle);
}

.project-oauth-title-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.project-oauth-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
}


.project-oauth-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.01em;
}

.project-oauth-badges {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.oauth-badge-item {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.project-oauth-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.project-oauth-desc strong {
  color: #ffffff;
}

.project-oauth-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background-color: var(--border);
  border: 1px solid var(--border);
}

.project-oauth-card {
  background-color: var(--bg-app);
  padding: 1.15rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.oauth-card-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.86rem;
  color: #ffffff;
}

.oauth-card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.project-oauth-card p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin: 0;
}

.project-oauth-card p strong {
  color: #ffffff;
}

.project-oauth-card p a {
  color: var(--accent-light);
}

.project-oauth-card p a:hover {
  text-decoration: underline;
}

.project-oauth-terms-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.oauth-terms-text {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.oauth-terms-links {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  flex-wrap: wrap;
}

.oauth-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--accent-light);
  text-decoration: none;
}

.oauth-link:hover {
  text-decoration: underline;
}

.oauth-link svg {
  flex-shrink: 0;
  color: var(--accent);
}

/* Bloc Profil Développeur / GitHub */
.project-author-box {
  margin-top: 1.25rem;
  padding: 1.25rem 1.35rem;
  background-color: rgba(59, 130, 246, 0.12);
  border: 1px dashed rgba(59, 130, 246, 0.25);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.project-author-content {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  max-width: 620px;
}

.project-author-tag {
  font-size: 0.8rem;
  font-weight: 600;
  color: rgb(59 130 246);
}

.project-author-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.btn-author-github {
  display: inline-flex;
  gap: 0.6rem;
  color: #ffffff;
  padding: 0.65rem 1.15rem;
  font-size: 0.84rem;
  font-weight: 600;
  white-space: nowrap;
}

.btn-author-github:hover {
  text-decoration: underline;
}

.btn-author-github svg {
  flex-shrink: 0;
}

/* Bloc Support / Contact Direct */
.project-support-box {
  margin-top: 0.75rem;
  padding: 1.25rem 1.35rem;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.project-support-content {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  max-width: 620px;
}

.project-support-tag {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
}

.project-support-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.btn-support-email {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: #ffffff;
  font-size: 0.9rem;
  font-weight: 600;
  white-space: nowrap;
}

.btn-support-email:hover {
  text-decoration: underline;
}

.btn-support-email svg {
  flex-shrink: 0;
  color: var(--accent);
}

/* Grille des 3 cartes d'explication */
.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background-color: var(--border);
  border: 1px solid var(--border);
  margin-bottom: 2.25rem;
}

.project-card {
  background-color: var(--bg-app);
  padding: 2.25rem 1.85rem;
  display: flex;
  flex-direction: column;
}

.project-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.project-card-num {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
}

.project-card-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  padding: 0.15rem 0.4rem;
}

.project-card-title {
  font-size: 1.08rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.65rem;
  letter-spacing: -0.015em;
}

.project-card-desc {
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Grille des piliers */
.project-pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background-color: var(--border);
  border: 1px solid var(--border);
}

.pillar-item {
  background-color: var(--bg-app);
  padding: 1.25rem 1.35rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  transition: background-color 0.15s ease;
}

.pillar-item:hover {
  background-color: var(--bg-surface);
}

.pillar-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--accent-green);
  letter-spacing: 0.05em;
}

.pillar-item strong {
  font-size: 0.88rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.01em;
}

.pillar-item span:last-child {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

/* -------------------------------------------------------------
   6. BANNIÈRE D'ACTION (CTA FINAL DROIT)
   ------------------------------------------------------------- */
.section-cta {
  padding: 4.5rem 0;
}

.cta-banner {
  border: 1px solid var(--border);
  background: linear-gradient(135deg, var(--bg-surface) 0%, var(--bg-surface-elevated) 100%);
  padding: 3rem 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.cta-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: 0.65rem;
}

.cta-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.cta-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  max-width: 540px;
}

.cta-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

/* -------------------------------------------------------------
   7. FOOTER DROIT & STRUCTURÉ
   ------------------------------------------------------------- */
.footer {
  border-top: 1px solid var(--border);
  background-color: var(--bg-surface);
  padding: 3.5rem 0 2rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.6fr repeat(5, 1fr);
  gap: 2.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border-subtle);
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1rem;
  color: #ffffff;
  margin-bottom: 0.85rem;
}

.footer-tagline {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 320px;
}

.footer-links-col {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.footer-heading {
  font-size: 0.9rem;
  font-weight: 600;
  color: #ffffff;
}

.footer-links-col a:hover {
  color: #ffffff;
}

.footer-bottom {
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.footer-status {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--accent-green);
}

.status-indicator {
  width: 6px;
  height: 6px;
  background-color: var(--accent-green);
  display: inline-block;
}

/* -------------------------------------------------------------
   8. MODALE AUTH GOOGLE (0 RADIUS, 0 BOX-SHADOW)
   ------------------------------------------------------------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(5, 6, 8, 0.85);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-dialog {
  background-color: #0e1017;
  border: 1px solid var(--border);
  width: 100%;
  max-width: 440px;
  display: flex;
  flex-direction: column;
  box-shadow: 5px 5px #22c55e !important;
}

.modal-header {
  padding: 1.25rem 1.5rem;
  padding-bottom: 0;
  display: flex;
  justify-content: space-between;
}

.modal-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: 0.35rem;
}

.modal-title {
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
}

.btn-close-modal {
  font-size: 0.8rem;
  color: var(--text-muted);
  cursor: pointer;
  font-weight: 700;
}

.btn-close-modal:hover {
  color: #ffffff;
  text-decoration: underline;
}

.modal-body {
  padding: 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.modal-subtitle {
  font-size: 0.8rem;
  font-weight: 600;
  text-align: center;
  color: var(--text-secondary);
  line-height: 1.55;
}

.google-signin-box {
  display: flex;
  justify-content: center;
}

/* Option de session permanente / Rester connecté */
.auth-session-option {
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--border);
  text-align: left;
}

.session-remember-label {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  cursor: pointer;
  user-select: none;
}

.session-remember-label input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  background: #0f1117;
  border: 1px solid var(--border);
  margin-top: 2px;
  flex-shrink: 0;
  cursor: pointer;
  display: inline-grid;
  place-content: center;
  border-radius: 0;
  transition: all 0.15s ease;
}

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

.session-remember-label input[type="checkbox"]:checked::before {
  content: "";
  width: 8px;
  height: 4px;
  border-left: 2px solid #ffffff;
  border-bottom: 2px solid #ffffff;
  transform: rotate(-45deg) translate(1px, -1px);
}

.session-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.session-text strong {
  font-size: 0.8rem;
  font-weight: 600;
  color: #f3f4f6;
  line-height: 1.3;
}

.session-text small {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-muted);
  line-height: 1.4;
}

.modal-features {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.modal-feat-item {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.modal-feat-item span:first-child {
  color: var(--accent-green);
  font-weight: 700;
}

.modal-footer {
  padding: 0.85rem 1rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-align: center;
}

.modal-footer a {
  color: var(--accent-light);
}

.modal-footer a:hover {
  text-decoration: underline;
}

/* -------------------------------------------------------------
   9. RESPONSIVE DESIGN
   ------------------------------------------------------------- */
@media (max-width: 992px) {
  .hero-specs-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .project-oauth-grid {
    grid-template-columns: 1fr;
  }

  .cta-banner {
    flex-direction: column;
    align-items: flex-start;
    padding: 2rem;
  }

  .cta-actions {
    width: 100%;
    flex-wrap: wrap;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .footer-brand-col {
    grid-column: span 2;
  }
}

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

  .hero-title {
    font-size: 2.1rem;
  }

  .hero-desc {
    font-size: 0.95rem;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 0.75rem;
  }

  .hero-actions .btn,
  .cta-actions .btn {
    width: 100%;
    max-width: 100%;
  }

  .hero-specs-grid {
    grid-template-columns: 1fr;
  }

  .mockup-iframe {
    height: 480px;
  }

  .project-grid {
    grid-template-columns: 1fr;
  }

  .project-pillars-grid {
    grid-template-columns: 1fr;
  }

  .project-status-box {
    padding: 1.35rem 1.25rem;
  }

  .project-oauth-box {
    padding: 1.15rem 1rem;
  }

  .project-oauth-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .project-oauth-terms-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .oauth-terms-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.65rem;
    width: 100%;
  }

  .oauth-link {
    width: 100%;
  }

  .project-author-box {
    flex-direction: column;
    align-items: flex-start;
  }

  .btn-author-github {
    width: 100%;
    justify-content: center;
  }

  .project-support-box {
    flex-direction: column;
    align-items: flex-start;
  }

  .btn-support-email {
    width: 100%;
    justify-content: center;
  }

  .footer-top {
    grid-template-columns: 1fr;
  }

  .footer-brand-col {
    grid-column: span 1;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }
}