/* ==========================================================================
   DION SHERIFI - base.css
   Loaded by every page: design tokens, resets, site chrome (navbar +
   footer), the two buttons, and the small primitives any page may use.
   Nothing here belongs to a single page.
   ========================================================================== */

:root {
  /* Palette */
  --bg-base:        #0a0f1e;
  --bg-elev-1:      #0f1629;
  --bg-elev-2:      #131c33;
  --bg-card:        #131c33;
  --border:         rgba(120, 160, 220, 0.10);
  --border-strong:  rgba(120, 160, 220, 0.22);

  --text-primary:   #e6ecf5;
  --text-secondary: #9aa8c2;
  --text-muted:     #6c7a93;

  --accent:         #5eead4;
  --accent-2:       #38bdf8;
  --accent-glow:    rgba(94, 234, 212, 0.35);

  /* Fonts */
  --font-body: 'Sora', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  /* Layout */
  --nav-h: 72px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

* { box-sizing: border-box; }

*, *::before, *::after { min-width: 0; }

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    radial-gradient(ellipse 80% 50% at 20% 0%, rgba(56, 189, 248, 0.06), transparent 70%),
    radial-gradient(ellipse 60% 60% at 100% 100%, rgba(94, 234, 212, 0.05), transparent 70%);
}

::selection {
  background: var(--accent);
  color: var(--bg-base);
}

a { color: inherit; text-decoration: none; }

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

/* Make sure long URLs and code in content don't blow out the layout */
p, h1, h2, h3, h4, h5, h6 {
  overflow-wrap: break-word;
  word-wrap: break-word;
}

.custom-navbar {
  height: var(--nav-h);
  background: rgba(10, 15, 30, 0.75);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  z-index: 1030;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease);
}

.custom-navbar.scrolled {
  background: rgba(10, 15, 30, 0.92);
  border-bottom-color: var(--border-strong);
}

.brand-logo {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary) !important;
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 0;
}

.brand-logo .bracket {
  color: var(--accent);
  font-weight: 500;
}

.custom-navbar .navbar-nav .nav-link {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--text-secondary);
  padding: 0.55rem 1rem !important;
  position: relative;
  transition: color 0.25s var(--ease);
}

.custom-navbar .navbar-nav .nav-link::before {
  content: counter(navi, decimal-leading-zero) '. ';
  color: var(--accent);
  margin-right: 4px;
  font-size: 0.75rem;
  opacity: 0.7;
}

.custom-navbar .navbar-nav { counter-reset: navi; }

.custom-navbar .navbar-nav .nav-item:not(:last-child) { counter-increment: navi; }

.custom-navbar .navbar-nav .nav-link:hover,
.custom-navbar .navbar-nav .nav-link:focus {
  color: var(--accent);
}

/* Toggler */
.navbar-toggler {
  border: 1px solid var(--border-strong);
  background: transparent;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
}

.navbar-toggler:focus { box-shadow: 0 0 0 2px var(--accent-glow); }

.toggler-icon {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--accent);
  margin: 5px 0;
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}

.navbar-toggler[aria-expanded="true"] .toggler-icon:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.navbar-toggler[aria-expanded="true"] .toggler-icon:nth-child(2) {
  opacity: 0;
}

.navbar-toggler[aria-expanded="true"] .toggler-icon:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Language button */
.lang-btn {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--accent);
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: all 0.25s var(--ease);
  white-space: nowrap;
}

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

/* Mobile menu */
@media (max-width: 991.98px) {
  .custom-navbar .navbar-collapse {
    background: var(--bg-elev-1);
    margin: 0.75rem -0.75rem -0.75rem;
    padding: 1rem 1.25rem 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
  }
  .custom-navbar .navbar-nav .nav-link {
    padding: 0.75rem 0 !important;
    border-bottom: 1px solid var(--border);
  }
  .custom-navbar .navbar-nav .nav-item:last-child .nav-link,
  .custom-navbar .navbar-nav .nav-item:nth-last-child(2) .nav-link {
    border-bottom: none;
  }
}

.btn-primary-glow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: var(--bg-base);
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.3s var(--ease);
  box-shadow: 0 0 0 0 var(--accent-glow);
  white-space: nowrap;
}

.btn-primary-glow:hover {
  background: var(--accent);
  color: var(--bg-base);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  color: var(--text-primary);
  font-weight: 500;
  font-size: 0.95rem;
  transition: all 0.3s var(--ease);
  white-space: nowrap;
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  padding: 0.28rem 0.65rem;
  border-radius: 6px;
  border: 1px solid var(--border-strong);
  background: var(--bg-elev-1);
  white-space: nowrap;
}

.site-footer {
  background: var(--bg-elev-1);
  border-top: 1px solid var(--border);
  padding: 2.5rem 0 2rem;
  position: relative;
  z-index: 1;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  text-align: center;
}

.footer-brand {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.footer-brand .bracket { color: var(--accent); }

.footer-text {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin: 0;
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  margin: 0;
}

/* Phones */
@media (max-width: 575.98px) {
  :root {
    --nav-h: 64px;
  }
  .container,
  .container-fluid {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  .lang-btn {
    padding: 0.35rem 0.7rem;
    font-size: 0.75rem;
  }
}

/* Very small phones */
@media (max-width: 380px) {
  .brand-logo {
    font-size: 0.95rem;
  }
  .container,
  .container-fluid {
    padding-left: 0.85rem;
    padding-right: 0.85rem;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}