/* ============================================================
   DotNetCloud.net — Public Website Stylesheet
   Modern, professional design with cloud-inspired aesthetics
   ============================================================ */

/* --- CSS Custom Properties (Design Tokens) --- */
:root {
  /* Primary palette — deep sky blue to navy */
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-primary-darker: #1e3a8a;
  --color-primary-light: #60a5fa;
  --color-primary-lightest: #dbeafe;

  /* Accent — warm amber for CTAs */
  --color-accent: #f59e0b;
  --color-accent-dark: #d97706;
  --color-accent-light: #fbbf24;

  /* Neutrals */
  --color-white: #ffffff;
  --color-bg: #f8fafc;
  --color-bg-alt: #f1f5f9;
  --color-surface: #ffffff;
  --color-border: #e2e8f0;
  --color-border-light: #f1f5f9;
  --color-text: #1e293b;
  --color-text-secondary: #64748b;
  --color-text-muted: #94a3b8;
  --color-text-on-primary: #ffffff;

  /* Success / Warning / Error */
  --color-success: #10b981;
  --color-success-light: #d1fae5;
  --color-warning: #f59e0b;
  --color-error: #ef4444;

  /* Typography */
  --font-sans:
    "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", "Cascadia Code", monospace;

  /* Spacing scale (4px base) */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Sizing */
  --container-max: 1200px;
  --container-narrow: 800px;

  /* Radii */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md:
    0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg:
    0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl:
    0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --shadow-glow: 0 0 40px rgba(37, 99, 235, 0.15);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
}

[data-theme="dark"] {
  --color-primary: #60a5fa;
  --color-primary-dark: #3b82f6;
  --color-primary-darker: #bfdbfe;
  --color-primary-light: #93c5fd;
  --color-primary-lightest: rgba(96, 165, 250, 0.2);

  --color-bg: #0b1220;
  --color-bg-alt: #121b2e;
  --color-surface: #162238;
  --color-border: #2a3a57;
  --color-border-light: #22314d;
  --color-text: #e2e8f0;
  --color-text-secondary: #b7c2d4;
  --color-text-muted: #8ea0bc;
  --shadow-glow: 0 0 40px rgba(96, 165, 250, 0.18);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-dark);
}

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  line-height: 1.25;
  font-weight: 700;
  color: var(--color-text);
}

h1 {
  font-size: 3rem;
  letter-spacing: -0.025em;
}
h2 {
  font-size: 2.25rem;
  letter-spacing: -0.02em;
}
h3 {
  font-size: 1.5rem;
}
h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: var(--space-4);
}

code,
pre {
  font-family: var(--font-mono);
}

/* --- Layout Utilities --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container--narrow {
  max-width: var(--container-narrow);
}

.section {
  padding: var(--space-20) 0;
}

.section--alt {
  background: var(--color-bg-alt);
}

.section--dark {
  background: var(--color-primary-darker);
  color: var(--color-text-on-primary);
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: var(--color-white);
}

.section--dark p {
  color: rgba(255, 255, 255, 0.85);
}

.text-center {
  text-align: center;
}
.text-left {
  text-align: left;
}

.flex {
  display: flex;
}
.flex-col {
  flex-direction: column;
}
.items-center {
  align-items: center;
}
.justify-center {
  justify-content: center;
}
.justify-between {
  justify-content: space-between;
}
.gap-4 {
  gap: var(--space-4);
}
.gap-6 {
  gap: var(--space-6);
}
.gap-8 {
  gap: var(--space-8);
}
.gap-12 {
  gap: var(--space-12);
}

/* --- Navigation --- */
.nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-4) 0;
}

[data-theme="dark"] .nav {
  background: rgba(11, 18, 32, 0.92);
}

[data-theme="dark"] .nav__dropdown-menu {
  background: #1a2a45;
  border-color: var(--color-border);
}

[data-theme="dark"] .nav__dropdown-item {
  color: var(--color-text);
}

[data-theme="dark"] .nav__dropdown-item:hover {
  background: var(--color-primary-lightest);
  color: var(--color-primary);
}

[data-theme="dark"] .nav__dropdown-item i {
  color: var(--color-text-muted);
}

[data-theme="dark"] .nav__dropdown-item:hover i {
  color: var(--color-primary);
}

[data-theme="dark"] .comparison-table thead {
  background: #1e3a8a;
}

[data-theme="dark"] .callout--warning {
  background: #3a2a08;
  border-left-color: #fbbf24;
}

[data-theme="dark"] .callout--info {
  background: #122a52;
  border-left-color: #60a5fa;
}

[data-theme="dark"] .callout--info i {
  color: #93c5fd;
}

[data-theme="dark"] .callout--info strong,
[data-theme="dark"] .callout--info p,
[data-theme="dark"] .callout--info code {
  color: #dbeafe;
}

[data-theme="dark"] .callout--warning i {
  color: #fbbf24;
}

[data-theme="dark"] .callout--warning strong,
[data-theme="dark"] .callout--warning p,
[data-theme="dark"] .callout--warning code {
  color: #fde68a;
}

[data-theme="dark"] .callout--success {
  background: #123a2d;
  border-left-color: #34d399;
}

[data-theme="dark"] .callout--success i {
  color: #6ee7b7;
}

[data-theme="dark"] .callout--success strong,
[data-theme="dark"] .callout--success p,
[data-theme="dark"] .callout--success code {
  color: #d1fae5;
}

[data-theme="dark"] .cta-banner {
  background: linear-gradient(135deg, #1e3a8a, #0f172a);
}

[data-theme="dark"] .cta-banner p {
  color: rgba(255, 255, 255, 0.92);
}

[data-theme="dark"] .cta-banner .btn--secondary {
  background: rgba(11, 18, 32, 0.35);
  border-color: rgba(147, 197, 253, 0.8);
  color: #ffffff;
}

[data-theme="dark"] .cta-banner .btn--primary {
  background: #f8fafc;
  border-color: #f8fafc;
  color: #1e3a8a;
}

[data-theme="dark"] .cta-banner .btn--primary:hover {
  background: #e2e8f0;
  border-color: #e2e8f0;
  color: #1e40af;
}

[data-theme="dark"] .cta-banner .btn--secondary:hover {
  background: rgba(147, 197, 253, 0.2);
  border-color: #bfdbfe;
  color: #ffffff;
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-primary-darker);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.nav__logo:hover {
  color: var(--color-primary);
}

.nav__logo-icon {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}

.nav__logo-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav__link {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav__link:hover {
  color: var(--color-primary);
  background: var(--color-primary-lightest);
}

.nav__link--active {
  color: var(--color-primary);
  background: var(--color-primary-lightest);
}

.nav__link--cta {
  background: var(--color-primary);
  color: var(--color-white) !important;
  font-weight: 600;
  padding: var(--space-2) var(--space-5);
}

.nav__link--cta:hover {
  background: var(--color-primary-dark);
  color: var(--color-white) !important;
}

.nav__theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.nav__theme-toggle:hover {
  color: var(--color-primary);
  border-color: var(--color-primary-light);
  background: var(--color-primary-lightest);
}

/* Mobile nav toggle */
.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  color: var(--color-text);
  font-size: 1.5rem;
}

/* Dropdown */
.nav__dropdown {
  position: relative;
}

.nav__dropdown-trigger {
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav__dropdown-trigger::after {
  content: "\f107";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 0.75rem;
  transition: transform var(--transition-fast);
}

.nav__dropdown:hover .nav__dropdown-trigger::after {
  transform: rotate(180deg);
}

.nav__dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-2);
  min-width: 220px;
  margin-top: var(--space-2);
}

.nav__dropdown:hover .nav__dropdown-menu {
  display: block;
}

.nav__dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: 0.9rem;
  transition: background var(--transition-fast);
}

.nav__dropdown-item:hover {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}

.nav__dropdown-item i {
  width: 20px;
  text-align: center;
  color: var(--color-text-muted);
}

.nav__dropdown-item:hover i {
  color: var(--color-primary);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  padding: var(--space-24) 0 var(--space-20);
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 50%, #2563eb 100%);
  color: var(--color-white);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-4);
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: var(--space-6);
}

.hero__badge i {
  color: var(--color-accent-light);
}

.hero__headline {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

.hero__logo {
  width: 160px;
  height: 160px;
  flex-shrink: 0;
}

.hero__logo img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 32px;
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.35);
}

.hero h1 {
  color: var(--color-white);
  font-size: 3.5rem;
  line-height: 1.1;
  margin-bottom: 0;
}

.hero h1 span {
  background: linear-gradient(
    135deg,
    var(--color-accent-light),
    var(--color-accent)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: 1.2rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-8);
  max-width: 520px;
}

.hero__actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Floating clouds animation */
.hero__cloud-scene {
  position: relative;
  width: 100%;
  max-width: 520px;
  aspect-ratio: 4 / 3;
}

.hero__screenshot-placeholder {
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.08);
  border: 2px dashed rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.9rem;
  text-align: center;
  padding: var(--space-8);
}

.hero__screenshot-placeholder i {
  font-size: 3rem;
  opacity: 0.4;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
  line-height: 1.5;
}

.btn--primary {
  background: var(--color-accent);
  color: #1a1a1a;
  border-color: var(--color-accent);
}

.btn--primary:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: #1a1a1a;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.btn--secondary {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn--secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
  color: var(--color-white);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

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

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

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: 0.85rem;
}

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

/* --- Section Headers --- */
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-16);
}

.section-header__label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.section-header h2 {
  margin-bottom: var(--space-4);
}

.section-header p {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  margin-bottom: 0;
}

/* --- Feature Cards Grid --- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: all var(--transition-base);
}

.feature-card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.feature-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: var(--space-5);
}

.feature-card__icon--blue {
  background: var(--color-primary-lightest);
  color: var(--color-primary);
}

.feature-card__icon--green {
  background: var(--color-success-light);
  color: var(--color-success);
}

.feature-card__icon--amber {
  background: #fef3c7;
  color: var(--color-accent-dark);
}

.feature-card__icon--purple {
  background: #ede9fe;
  color: #7c3aed;
}

.feature-card__icon--rose {
  background: #ffe4e6;
  color: #e11d48;
}

.feature-card__icon--teal {
  background: #ccfbf1;
  color: #0d9488;
}

.feature-card__icon--cyan {
  background: #cffafe;
  color: #0891b2;
}

.feature-card h3 {
  font-size: 1.15rem;
  margin-bottom: var(--space-3);
}

.feature-card p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  margin-bottom: 0;
  line-height: 1.6;
}

/* --- Audience Tabs --- */
.audience-tabs {
  margin-top: var(--space-12);
}

.tabs__controls {
  display: flex;
  justify-content: center;
  gap: var(--space-2);
  margin-bottom: var(--space-10);
}

.tabs__btn {
  padding: var(--space-3) var(--space-8);
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-full);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.tabs__btn:hover {
  border-color: var(--color-primary-light);
  color: var(--color-primary);
}

.tabs__btn--active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

.tabs__btn i {
  font-size: 1.1rem;
}

.tabs__label--short {
  display: none;
}

.tabs__panel {
  display: none;
  animation: fadeIn 0.4s ease;
}

.tabs__panel--active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.audience-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
}

.audience-benefit {
  display: flex;
  gap: var(--space-5);
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  transition: all var(--transition-base);
}

.audience-benefit:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
}

.audience-benefit__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-lg);
  background: var(--color-primary-lightest);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.audience-benefit h4 {
  margin-bottom: var(--space-2);
  font-size: 1.05rem;
}

.audience-benefit p {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-bottom: 0;
  line-height: 1.6;
}

/* --- Comparison Table --- */
.comparison-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
}

.comparison-table thead {
  background: var(--color-primary-darker);
}

.comparison-table th {
  padding: var(--space-4) var(--space-6);
  text-align: left;
  color: var(--color-white);
  font-weight: 600;
  font-size: 0.9rem;
}

.comparison-table th:nth-child(2),
.comparison-table th:nth-child(3) {
  text-align: center;
  width: 160px;
}

.comparison-table td {
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.9rem;
}

.comparison-table td:nth-child(2),
.comparison-table td:nth-child(3) {
  text-align: center;
  font-size: 1.1rem;
}

.comparison-table tbody tr {
  background: var(--color-surface);
  transition: background var(--transition-fast);
}

.comparison-table tbody tr:hover {
  background: var(--color-bg-alt);
}

.comparison-table tbody tr:last-child td {
  border-bottom: none;
}

.comparison-table .check {
  color: var(--color-success);
}

.comparison-table .cross {
  color: var(--color-text-muted);
}

/* --- Screenshots / Image Placeholders --- */
.screenshot {
  width: 100%;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
}

.screenshot img {
  width: 100%;
  display: block;
}

.img-placeholder {
  background: var(--color-bg-alt);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-8);
  color: var(--color-text-muted);
  text-align: center;
  min-height: 280px;
}

.img-placeholder--sm {
  min-height: 180px;
  padding: var(--space-6);
}

.img-placeholder--lg {
  min-height: 400px;
}

.img-placeholder i {
  font-size: 2.5rem;
  opacity: 0.5;
}

.img-placeholder__label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-secondary);
}

.img-placeholder__desc {
  font-size: 0.8rem;
  max-width: 360px;
  line-height: 1.5;
}

/* --- Install / Code Blocks --- */
.install-block {
  background: #0f172a;
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
  overflow-x: auto;
}

.install-block__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.install-block__title {
  font-size: 0.85rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.install-block__copy {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-sm);
  padding: var(--space-1) var(--space-3);
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-sans);
}

.install-block__copy:hover {
  background: rgba(255, 255, 255, 0.15);
  color: var(--color-white);
}

.install-block pre {
  margin: 0;
  overflow-x: auto;
}

.install-block code {
  color: #e2e8f0;
  font-size: 0.9rem;
  line-height: 1.8;
}

.install-block .comment {
  color: #64748b;
}

.install-block .command {
  color: #60a5fa;
}

.install-block .string {
  color: #34d399;
}

.install-block .flag {
  color: #fbbf24;
}

/* --- Steps / Timeline --- */
.steps {
  position: relative;
  counter-reset: step;
}

.step {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-10);
  counter-increment: step;
}

.step:last-child {
  margin-bottom: 0;
}

.step__number {
  position: relative;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  z-index: 1;
}

.step__number::after {
  content: "";
  position: absolute;
  top: 48px;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: calc(100% + var(--space-10));
  background: var(--color-border);
}

.step:last-child .step__number::after {
  display: none;
}

.step__content {
  padding-top: var(--space-2);
}

.step__content h3 {
  margin-bottom: var(--space-3);
}

.step__content p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

/* --- Info Boxes / Callouts --- */
.callout {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  margin: var(--space-6) 0;
}

.callout--info {
  background: var(--color-primary-lightest);
  border-left: 4px solid var(--color-primary);
}

.callout--info i {
  color: var(--color-primary);
}

.callout--warning {
  background: #fef3c7;
  border-left: 4px solid var(--color-warning);
}

.callout--warning i {
  color: var(--color-warning);
}

.callout--success {
  background: var(--color-success-light);
  border-left: 4px solid var(--color-success);
}

.callout--success i {
  color: var(--color-success);
}

.callout i {
  flex-shrink: 0;
  font-size: 1.2rem;
  margin-top: 2px;
}

.callout p {
  font-size: 0.9rem;
  margin-bottom: 0;
}

.callout strong {
  display: block;
  margin-bottom: var(--space-1);
}

/* --- Specs / Requirements Table --- */
.specs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.spec-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
}

.spec-card h4 {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  font-size: 1rem;
  color: var(--color-primary);
}

.spec-card ul {
  list-style: none;
}

.spec-card li {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  padding: var(--space-2) 0;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border-light);
}

.spec-card li:last-child {
  border-bottom: none;
}

.spec-card li strong {
  color: var(--color-text);
  min-width: 80px;
}

/* --- Footer --- */
.footer {
  margin-top: auto;
  background: #0f172a;
  color: rgba(255, 255, 255, 0.7);
  padding: var(--space-16) 0 var(--space-8);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer__brand {
  max-width: 300px;
}

.footer__brand-name {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.footer__brand-name .nav__logo-icon {
  width: 64px;
  height: 64px;
}

.footer__brand p {
  font-size: 0.9rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.5);
}

.footer__col h4 {
  color: var(--color-white);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-5);
}

.footer__col ul li {
  margin-bottom: var(--space-3);
}

.footer__col ul li a {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer__col ul li a:hover {
  color: var(--color-white);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-8);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer__copyright {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.4);
}

.footer__social {
  display: flex;
  gap: var(--space-4);
}

.footer__social a {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.5);
  transition: all var(--transition-fast);
}

.footer__social a:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

/* --- Page Header (inner pages) --- */
.page-header {
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
  color: var(--color-white);
  padding: var(--space-16) 0 var(--space-12);
  text-align: center;
}

.page-header h1 {
  color: var(--color-white);
  font-size: 2.75rem;
  margin-bottom: var(--space-4);
}

.page-header p {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.7);
  max-width: 600px;
  margin: 0 auto;
}

.page-header__breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: var(--space-6);
}

.page-header__breadcrumb a {
  color: rgba(255, 255, 255, 0.5);
}

.page-header__breadcrumb a:hover {
  color: var(--color-white);
}

/* --- Content Sections (inner pages) --- */
.content-section {
  padding: var(--space-12) 0;
}

.content-section + .content-section {
  border-top: 1px solid var(--color-border);
}

.content-section h2 {
  font-size: 1.75rem;
  margin-bottom: var(--space-6);
}

.content-section h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-4);
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-10);
  align-items: start;
}

.content-grid--reverse {
  direction: rtl;
}

.content-grid--reverse > * {
  direction: ltr;
}

/* --- Feature List (inner pages) --- */
.feature-list {
  list-style: none;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  font-size: 0.95rem;
}

.feature-list li i {
  color: var(--color-success);
  margin-top: 3px;
  flex-shrink: 0;
}

/* --- Platform Cards --- */
.platform-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.platform-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
  transition: all var(--transition-base);
  text-decoration: none;
  color: var(--color-text);
}

.platform-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  color: var(--color-text);
}

.platform-card__icon {
  font-size: 2.5rem;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.platform-card h3 {
  font-size: 1.1rem;
  margin-bottom: var(--space-2);
}

.platform-card p {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}

/* --- Stats Row --- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
  padding: var(--space-12) 0;
}

.stat {
  text-align: center;
}

.stat__number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat__label {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

/* --- CTA Banner --- */
.cta-banner {
  background: linear-gradient(
    135deg,
    var(--color-primary),
    var(--color-primary-darker)
  );
  border-radius: var(--radius-2xl);
  padding: var(--space-12) var(--space-16);
  text-align: center;
  color: var(--color-white);
  margin: var(--space-16) 0;
}

.cta-banner h2 {
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.1rem;
  margin-bottom: var(--space-8);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-banner .btn--primary {
  background: var(--color-white);
  color: var(--color-primary-darker);
  border-color: var(--color-white);
}

.cta-banner .btn--primary:hover {
  background: rgba(255, 255, 255, 0.9);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* --- Responsive Design --- */
@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero h1 {
    font-size: 2.75rem;
  }

  .hero__headline {
    justify-content: center;
  }

  .hero__logo {
    margin-left: auto;
    margin-right: auto;
  }

  .hero__subtitle {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }

  .hero__actions {
    justify-content: center;
  }

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

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

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

  .stats-row {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 2.25rem;
  }
  h2 {
    font-size: 1.75rem;
  }

  .section {
    padding: var(--space-12) 0;
  }

  .nav__links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: var(--space-4) var(--space-6);
    box-shadow: var(--shadow-lg);
  }

  .nav__theme-toggle {
    width: 100%;
    justify-content: center;
  }

  .nav__links--open {
    display: flex;
  }

  .nav__toggle {
    display: block;
  }

  .nav__dropdown-menu {
    position: static;
    box-shadow: none;
    border: none;
    padding-left: var(--space-6);
    margin-top: 0;
  }

  .nav__dropdown:hover .nav__dropdown-menu {
    display: none;
  }

  .nav__dropdown.open .nav__dropdown-menu {
    display: block;
  }

  .hero {
    padding: var(--space-16) 0 var(--space-12);
  }

  .hero h1 {
    font-size: 2.25rem;
  }

  .hero__headline {
    flex-direction: column;
    gap: var(--space-4);
  }

  .hero__logo {
    width: 120px;
    height: 120px;
  }

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

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

  .tabs__controls {
    flex-direction: column;
    align-items: stretch;
  }

  .tabs__btn {
    justify-content: center;
  }

  .tabs__label--long {
    display: none;
  }

  .tabs__label--short {
    display: inline;
  }

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

  .content-grid--reverse {
    direction: ltr;
  }

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

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

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }

  .platform-cards {
    grid-template-columns: 1fr;
  }

  .stats-row {
    grid-template-columns: 1fr 1fr;
  }

  .cta-banner {
    padding: var(--space-8);
    border-radius: var(--radius-xl);
  }

  .step {
    grid-template-columns: 48px 1fr;
    gap: var(--space-4);
  }

  .page-header {
    padding: var(--space-12) 0 var(--space-8);
  }

  .page-header h1 {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-4);
  }

  .hero h1 {
    font-size: 1.85rem;
  }

  .hero__logo {
    width: 104px;
    height: 104px;
  }

  .hero__actions {
    flex-direction: column;
  }

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