/* ==========================================================================
   ToroBoro Suite — Official Web Portal Stylesheet
   Theme: Modern Clean Light (Slate, Teal, Amber, Soft Glass)
   Full Responsive & Bidirectional (LTR / RTL)
   ========================================================================== */

:root {
  --bg-primary: #F8FAFC;
  --bg-surface: #FFFFFF;
  --bg-surface-elevated: #FFFFFF;
  --bg-subtle: #F1F5F9;
  --bg-glass: rgba(255, 255, 255, 0.85);

  --text-primary: #0F172A;
  --text-secondary: #334155;
  --text-muted: #64748B;
  --text-inverse: #FFFFFF;

  --accent-teal: #0D9488;
  --accent-teal-hover: #0F766E;
  --accent-teal-light: #CCFBF1;
  --accent-teal-glow: rgba(13, 148, 136, 0.18);

  --accent-orange: #EA580C;
  --accent-orange-light: #FFEDD5;
  --accent-amber: #F59E0B;
  --accent-amber-light: #FEF3C7;

  --accent-blue: #0284C7;
  --accent-blue-light: #E0F2FE;

  --border-light: #E2E8F0;
  --border-medium: #CBD5E1;
  --border-focus: #0D9488;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.06), 0 2px 4px -2px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
  --shadow-card: 0 12px 32px -4px rgba(15, 23, 42, 0.06), 0 2px 6px rgba(0, 0, 0, 0.02);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-arabic: 'Cairo', 'Tajawal', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Consolas', 'Courier New', monospace;

  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base reset & typography */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-secondary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Arabic Mode Overrides */
html[lang="ar"], body[dir="rtl"] {
  font-family: var(--font-arabic);
}

/* Subtle Tech Grid Background */
.tech-bg-grid {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(to right, rgba(226, 232, 240, 0.45) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(226, 232, 240, 0.45) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: -1;
  mask-image: radial-gradient(circle at 50% 30%, black 40%, transparent 85%);
  -webkit-mask-image: radial-gradient(circle at 50% 30%, black 40%, transparent 85%);
}

/* Ambient glow accents */
.ambient-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
  z-index: -1;
  opacity: 0.5;
}

.ambient-teal {
  top: 5%;
  left: 10%;
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, rgba(13, 148, 136, 0.25) 0%, transparent 70%);
}

.ambient-orange {
  top: 25%;
  right: 8%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(234, 88, 12, 0.18) 0%, transparent 70%);
}

/* Layout Container */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  transition: box-shadow var(--transition-normal);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: var(--text-primary);
}

.brand-logo {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  box-shadow: 0 4px 12px var(--accent-teal-glow);
  transition: transform var(--transition-fast);
}

.brand-link:hover .brand-logo {
  transform: scale(1.05) rotate(2deg);
}

.brand-title {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-title .brand-name {
  color: var(--text-primary);
}

.brand-title .brand-accent {
  color: var(--accent-teal);
}

.brand-badge {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--accent-orange);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-top: 2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-link {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.95rem;
  transition: color var(--transition-fast);
  position: relative;
}

.nav-link:hover {
  color: var(--accent-teal);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Language switch button */
.btn-lang {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-medium);
  background: var(--bg-surface);
  color: var(--text-primary);
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-lang:hover {
  border-color: var(--accent-teal);
  background: var(--accent-teal-light);
  color: var(--accent-teal);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-normal);
  line-height: 1;
}

.btn-primary {
  background: linear-gradient(135deg, #0D9488 0%, #0F766E 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(13, 148, 136, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #0F766E 0%, #115E59 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(13, 148, 136, 0.45);
}

.btn-secondary {
  background: var(--bg-surface);
  border-color: var(--border-medium);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  border-color: var(--accent-teal);
  background: var(--accent-teal-light);
  color: var(--accent-teal);
  transform: translateY(-2px);
}

.btn-download-hero {
  padding: 16px 36px;
  font-size: 1.15rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #0D9488 0%, #047857 100%);
  color: #FFFFFF;
  box-shadow: 0 10px 25px -4px rgba(13, 148, 136, 0.45);
  position: relative;
  overflow: hidden;
}

.btn-download-hero:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 16px 32px -4px rgba(13, 148, 136, 0.55);
}

.pulse-indicator {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #10B981;
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: pulseGreen 1.8s infinite;
}

@keyframes pulseGreen {
  0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); }
  100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding: 70px 0 60px;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #ECFDF5 0%, #FEF3C7 100%);
  border: 1px solid #A7F3D0;
  color: #065F46;
  font-size: 0.88rem;
  font-weight: 700;
  width: fit-content;
}

.hero-pill-sparkle {
  color: var(--accent-amber);
}

.hero-title {
  font-size: 3.4rem;
  line-height: 1.15;
  font-weight: 900;
  color: var(--text-primary);
  letter-spacing: -1.2px;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, #0D9488 0%, #2563EB 50%, #EA580C 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.18rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 620px;
}

/* ==========================================================================
   Rotating Wisdom & Tech Mottos Box
   "جمل وحكم تظهر وتختفي وتتغير"
   ========================================================================== */
.wisdom-carousel-card {
  display: flex;
  align-items: center;
  gap: 18px;
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-left: 4px solid var(--accent-orange);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

html[lang="ar"] .wisdom-carousel-card {
  border-left: 1px solid var(--border-light);
  border-right: 4px solid var(--accent-orange);
}

.wisdom-icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--accent-orange-light);
  color: var(--accent-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.3rem;
}

.wisdom-text-wrap {
  flex: 1;
  position: relative;
  min-height: 52px;
  display: flex;
  align-items: center;
}

.wisdom-quote {
  font-size: 0.96rem;
  font-style: italic;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.45;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.5s ease, transform 0.5s ease;
  position: absolute;
  width: 100%;
}

.wisdom-quote.active {
  opacity: 1;
  transform: translateY(0);
  position: relative;
}

/* Download Actions Container */
.hero-cta-group {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 8px;
}

.hero-btn-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}

.checksum-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  background: var(--bg-subtle);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  width: fit-content;
  border: 1px solid var(--border-light);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.checksum-bar:hover {
  background: #E2E8F0;
  color: var(--text-primary);
}

/* Hero Visual / Eagle Card */
.hero-visual-card {
  background: var(--bg-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-card);
  padding: 36px;
  text-align: center;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.eagle-display-wrap {
  position: relative;
  width: 260px;
  height: 260px;
  margin: 10px auto 20px;
}

.eagle-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 12px 24px rgba(13, 148, 136, 0.25));
  animation: floatBird 4s ease-in-out infinite;
}

@keyframes floatBird {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-12px) rotate(1deg); }
}

/* Floating Status Pills */
.status-pill-floating {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-md);
  font-size: 0.82rem;
  font-weight: 700;
  white-space: nowrap;
}

.pill-mtk {
  top: 10px;
  left: -20px;
  color: #065F46;
}

.pill-qcom {
  bottom: 30px;
  right: -25px;
  color: #1E40AF;
}

.pill-spd {
  bottom: -15px;
  left: 20px;
  color: #9A3412;
}

.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  width: 100%;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border-light);
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-num {
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--text-primary);
}

.stat-label {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ==========================================================================
   Free Community Mission Section
   ========================================================================== */
.mission-section {
  padding: 60px 0;
}

.mission-card {
  background: linear-gradient(135deg, #FFFFFF 0%, #F0FDF4 100%);
  border: 1px solid #A7F3D0;
  border-radius: var(--radius-xl);
  padding: 48px;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

.mission-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 36px;
  align-items: center;
}

.mission-badge-icon {
  width: 90px;
  height: 90px;
  border-radius: 24px;
  background: linear-gradient(135deg, #0D9488 0%, #059669 100%);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.8rem;
  box-shadow: 0 10px 25px rgba(13, 148, 136, 0.35);
}

.mission-content h3 {
  font-size: 1.85rem;
  font-weight: 800;
  color: #064E3B;
  margin-bottom: 12px;
}

.mission-content p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: #1E293B;
}

/* ==========================================================================
   Features & Chips Section
   ========================================================================== */
.section {
  padding: 80px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 50px;
}

.section-tag {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--accent-teal);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.section-title {
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--text-primary);
  letter-spacing: -0.5px;
  margin-bottom: 14px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 28px;
}

.feature-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent-teal);
  box-shadow: 0 20px 35px -5px rgba(13, 148, 136, 0.12);
}

.feature-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
}

.feature-icon-box {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  flex-shrink: 0;
}

.icon-box-mtk { background: #ECFDF5; color: #059669; }
.icon-box-qcom { background: #EFF6FF; color: #2563EB; }
.icon-box-spd { background: #FFF7ED; color: #EA580C; }
.icon-box-old { background: #FAF5FF; color: #9333EA; }
.icon-box-samsung { background: #F0FDF4; color: #16A34A; }
.icon-box-adb { background: #FEF2F2; color: #DC2626; }

.feature-title {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-primary);
}

.feature-desc {
  font-size: 0.98rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 20px;
  flex-grow: 1;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-top: 1px solid var(--border-light);
  padding-top: 18px;
}

.feature-list-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-primary);
}

.feature-check {
  color: var(--accent-teal);
  font-weight: 900;
}

/* ==========================================================================
   Step-by-Step Usage Guide
   ========================================================================== */
.guide-timeline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.step-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: all var(--transition-normal);
}

.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-medium);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--accent-teal);
  color: #FFFFFF;
  font-weight: 900;
  font-size: 1.15rem;
  margin-bottom: 16px;
}

.step-card h4 {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.step-card p {
  font-size: 0.94rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   Public Community Comments Section
   ========================================================================== */
.comments-section {
  background: linear-gradient(180deg, var(--bg-primary) 0%, #FFFFFF 100%);
  padding: 80px 0;
  border-top: 1px solid var(--border-light);
}

.comments-layout {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 40px;
  align-items: start;
}

.comment-form-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-card);
}

.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-medium);
  background: #FFFFFF;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none;
  border-color: var(--accent-teal);
  box-shadow: 0 0 0 3px var(--accent-teal-glow);
}

.form-textarea {
  min-height: 110px;
  resize: vertical;
}

.rating-stars-input {
  display: flex;
  gap: 6px;
  font-size: 1.6rem;
  color: #D1D5DB;
  cursor: pointer;
  margin-top: 4px;
}

.rating-stars-input .star.active {
  color: #F59E0B;
}

/* Comments List Container */
.comments-feed {
  display: flex;
  flex-direction: column;
  gap: 18px;
  max-height: 680px;
  overflow-y: auto;
  padding-right: 8px;
}

.comment-bubble {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 22px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.comment-bubble:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--border-medium);
}

.comment-bubble-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.comment-author-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.comment-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0D9488, #2563EB);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1rem;
}

.author-name {
  font-weight: 800;
  color: var(--text-primary);
  font-size: 0.96rem;
}

.author-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.comment-stars {
  color: #F59E0B;
  font-size: 0.9rem;
}

.comment-text {
  font-size: 0.94rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

/* ==========================================================================
   Account Modal (Login / Register / Dashboard)
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-card {
  background: #FFFFFF;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-light);
  box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.25);
  width: 100%;
  max-width: 480px;
  overflow: hidden;
  transform: translateY(20px) scale(0.97);
  transition: all var(--transition-normal);
  position: relative;
}

.modal-overlay.active .modal-card {
  transform: translateY(0) scale(1);
}

.modal-header {
  padding: 24px 28px 18px;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
}

.modal-close-btn {
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
  line-height: 1;
  padding: 4px;
}

.modal-close-btn:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: 28px;
}

.modal-tabs {
  display: flex;
  border-bottom: 1px solid var(--border-light);
  margin-bottom: 24px;
}

.modal-tab-btn {
  flex: 1;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  padding: 12px;
  font-weight: 700;
  font-size: 0.94rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-tab-btn.active {
  color: var(--accent-teal);
  border-bottom-color: var(--accent-teal);
}

.otp-box-container {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin: 20px 0;
}

.otp-digit-input {
  width: 48px;
  height: 54px;
  text-align: center;
  font-size: 1.6rem;
  font-weight: 800;
  font-family: var(--font-mono);
  border: 2px solid var(--border-medium);
  border-radius: var(--radius-md);
  background: var(--bg-primary);
  color: var(--text-primary);
}

.otp-digit-input:focus {
  outline: none;
  border-color: var(--accent-teal);
  background: #FFFFFF;
  box-shadow: 0 0 0 3px var(--accent-teal-glow);
}

.alert-message {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 16px;
  display: none;
}

.alert-message.error {
  display: block;
  background: #FEE2E2;
  color: #991B1B;
  border: 1px solid #FCA5A5;
}

.alert-message.success {
  display: block;
  background: #ECFDF5;
  color: #065F46;
  border: 1px solid #A7F3D0;
}

/* ==========================================================================
   SEO Hidden Cloud (Structured Accessible Keywords)
   ========================================================================== */
.seo-keyword-cloud {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: #FFFFFF;
  border-top: 1px solid var(--border-light);
  padding: 50px 0 30px;
}

.footer-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--border-light);
}

.footer-bottom {
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  font-size: 0.88rem;
  color: var(--text-muted);
  gap: 16px;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-content {
    align-items: center;
  }
  .hero-title {
    font-size: 2.6rem;
  }
  .hero-btn-row {
    justify-content: center;
  }
  .comments-layout {
    grid-template-columns: 1fr;
  }
  .nav-links {
    display: none; /* simple mobile view */
  }
}

@media (max-width: 640px) {
  .hero-title {
    font-size: 2.1rem;
  }
  .mission-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .mission-badge-icon {
    margin: 0 auto;
  }
  .btn-download-hero {
    width: 100%;
    padding: 16px 20px;
    font-size: 1rem;
  }
  .hero-stats-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}