/* ============================================================
   FALAH DIGITAL SOLUTIONS — Design System
   Colors: Slate-900 (bg), Amber-500 (accent), Off-white
   Fonts: Syne (display) + Inter (body)
   ============================================================ */

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

:root {
  /* Color tokens - Dark Mode (Default) */
  --color-bg:        #0d0f14;
  --color-surface:   #13161d;
  --color-surface-2: #1a1e28;
  --color-border:    #252833;
  --color-accent:    #f5a623;
  --color-accent-dim:#b87a10;
  --color-text:      #e8eaf0;
  --color-text-muted:#8b90a0;
  --color-text-dim:  #555a6e;
  --color-white:     #ffffff;

  /* Typography */
  --font-display: 'Syne', sans-serif;
  --font-body:    'Inter', sans-serif;

  /* Spacing */
  --section-gap: 6rem;
  --container:   1200px;
  --radius:      12px;
  --radius-sm:   8px;
  --radius-lg:   20px;

  /* Transitions */
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
  /* Color tokens - Light Mode */
  --color-bg:        #f5f7fa;
  --color-surface:   #ffffff;
  --color-surface-2: #eef2f7;
  --color-border:    #d0d6e2;
  --color-accent:    #a85c00;
  --color-accent-dim:#b87a10;
  --color-text:      #121620;
  --color-text-muted:#4e556b;
  --color-text-dim:  #646b80;
  --color-white:     #0d0f14;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  font-size: 1rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  transition: background-color var(--transition), color var(--transition);
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* --- CONTAINER --- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* --- SECTION --- */
.section { padding: var(--section-gap) 0; }

.section-label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
  display: block;
}

.section-heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.15;
  margin-bottom: 1rem;
}

.section-sub {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  max-width: 52ch;
  margin-bottom: 3rem;
}

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 0.6875rem 1.5rem;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition),
              border-color var(--transition), transform var(--transition),
              box-shadow var(--transition);
  white-space: nowrap;
  text-decoration: none;
}

.btn:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

.btn-primary {
  background: var(--color-accent);
  color: #0d0f14;
  border-color: var(--color-accent);
}
.btn-primary:hover {
  background: #e8971a;
  border-color: #e8971a;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(245,166,35,0.25);
}

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

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-2px);
}

.btn-lg { padding: 0.875rem 2rem; font-size: 1rem; }

/* --- HEADER / NAV --- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(13, 15, 20, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}

.site-header.scrolled {
  border-bottom-color: var(--color-border);
  background: rgba(13, 15, 20, 0.97);
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: 2rem;
  height: 68px;
}

/* Logo representation (shield + upward arrow) */
.logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--color-white);
  flex-shrink: 0;
  text-decoration: none;
}
.logo-mark-shield {
  width: 36px;
  height: 36px;
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition);
}
.logo:hover .logo-mark-shield {
  transform: scale(1.08) rotate(-2deg);
}
.logo-svg {
  width: 100%;
  height: 100%;
}
.logo-accent { color: var(--color-accent); }

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  text-decoration: none;
}
.nav-link:hover,
.nav-link.active {
  color: var(--color-white);
  background: var(--color-surface-2);
}
.nav-link.active { color: var(--color-accent); }

.nav-cta { margin-left: 1rem; }

/* Theme Toggle */
.theme-toggle {
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem;
  border-radius: 50%;
  transition: background var(--transition), color var(--transition), transform var(--transition);
  margin-left: 1rem;
  width: 38px;
  height: 38px;
  border: 1px solid var(--color-border);
}
.theme-toggle:hover {
  background: var(--color-surface-2);
  color: var(--color-accent);
  transform: scale(1.05);
}
.theme-toggle svg {
  width: 18px;
  height: 18px;
  stroke-width: 2.25;
}
/* Hide/show sun and moon icons based on data-theme */
[data-theme="light"] .theme-toggle .sun-icon { display: none; }
[data-theme="light"] .theme-toggle .moon-icon { display: block; }
[data-theme="dark"] .theme-toggle .sun-icon { display: block; }
[data-theme="dark"] .theme-toggle .moon-icon { display: none; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px; height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --- FOOTER --- */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding-top: 4rem;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--color-border);
}

.footer-brand { max-width: 320px; }
.footer-tagline {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}
.footer-socials {
  display: flex;
  gap: 0.75rem;
}
.footer-socials a {
  width: 40px;
  height: 40px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 1rem;
  color: var(--color-text-muted);
  transition: border-color var(--transition), background var(--transition), transform var(--transition), color var(--transition);
  text-decoration: none;
}
.footer-socials a:hover {
  transform: translateY(-3px);
  border-color: transparent;
}
/* Per-platform brand hover colours */
.footer-socials a[aria-label="Facebook Profile"]:hover  { background: #1877f2; color: #fff; }
.footer-socials a[aria-label="YouTube Channel"]:hover   { background: #ff0000; color: #fff; }
.footer-socials a[aria-label="TikTok Profile"]:hover   { background: #010101; color: #fff; border-color: #69c9d0; }
.footer-socials a[aria-label="Snapchat Profile"]:hover { background: #fffc00; color: #000; }
.footer-socials a[aria-label="Instagram Profile"]:hover {
  background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%);
  color: #fff;
}

.footer-nav {
  display: flex;
  gap: 3.5rem;
  justify-content: flex-end;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-col-title {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-dim);
  margin-bottom: 0.25rem;
}

.footer-col a {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  transition: color var(--transition);
  text-decoration: none;
}
.footer-col a:hover { color: var(--color-accent); }

.footer-bottom {
  padding: 1.25rem 0;
}
.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8125rem;
  color: var(--color-text-dim);
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* --- SCROLL REVEAL --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* Stagger children */
.reveal:nth-child(2) { transition-delay: 0.08s; }
.reveal:nth-child(3) { transition-delay: 0.16s; }
.reveal:nth-child(4) { transition-delay: 0.24s; }
.reveal:nth-child(5) { transition-delay: 0.32s; }

/* --- SCHEDULE SECTIONS (Used across pages) --- */
.schedule-callout {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-surface) 100%);
}
.schedule-box {
  max-width: 700px;
  margin: 0 auto;
}
.schedule-actions {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* --- UTILITY --- */
.hidden { display: none !important; }
em { font-style: italic; color: var(--color-accent); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  :root { --section-gap: 4rem; }

  .nav-links {
    position: fixed;
    inset: 68px 0 0 0;
    flex-direction: column;
    justify-content: flex-start;
    gap: 0;
    background: var(--color-bg);
    padding: 1.5rem 1.5rem 2rem;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    overflow-y: auto;
  }
  .nav-links.open { transform: none; }
  .nav-link { width: 100%; padding: 0.875rem 1rem; font-size: 1rem; border-radius: var(--radius-sm); }
  .nav-cta { display: none; }
  .hamburger { display: flex; }

  .footer-inner { grid-template-columns: 1fr; }
  .footer-nav { flex-direction: column; gap: 2rem; justify-content: flex-start; }
  .footer-bottom .container { flex-direction: column; text-align: center; }
}

/* ============================================================
   LUCIDE ICONS STYLING
   ============================================================ */
.lucide {
  width: 1.5rem;
  height: 1.5rem;
  stroke-width: 2px;
  vertical-align: middle;
  transition: transform var(--transition), color var(--transition);
}

/* Button Icons */
.btn .lucide {
  width: 1.15rem;
  height: 1.15rem;
  margin-right: 0.35rem;
}

/* Team Icons */
.member-photo .lucide {
  width: 2.25rem;
  height: 2.25rem;
  color: var(--color-accent);
}

/* Contact Method Icons */
.method-icon .lucide {
  width: 1.75rem;
  height: 1.75rem;
  color: var(--color-accent);
}

/* Success & Fail Icons */
.success-icon .lucide {
  width: 3.5rem;
  height: 3.5rem;
  color: #10b981;
}

.fail-icon .lucide {
  width: 2.5rem;
  height: 2.5rem;
  color: #ef4444;
}

/* Footer Social Icons — Font Awesome Brands */
.footer-socials a .lucide,
.footer-socials a i {
  width: 1rem;
  height: 1rem;
  font-size: 1rem;
  line-height: 1;
}
.footer-socials a:not(:hover) .lucide,
.footer-socials a:not(:hover) i {
  color: var(--color-text-muted);
}

/* Work Icons */
.work-icon-svg {
  width: 3.5rem;
  height: 3.5rem;
  stroke-width: 1.5px;
  color: var(--color-accent);
}

/* AI Feature Icons */
.ai-feat-icon .lucide {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--color-accent);
}