/* ============================================================
   GLOBAL.CSS — Reset, Variables, Typography, Header, Footer
   ============================================================ */

/* ── Variables ── */
:root {
  --max-width: 1140px;
  --color-primary:        #F7931A;
  --color-primary-hover:  #E07C0A;
  --color-primary-light:  #FEF3E6;
  --color-dark:           #0F1923;
  --color-dark-2:         #1A2840;
  --color-text:           #1E2A38;
  --color-text-2:         #4A5568;
  --color-surface:        #F8FAFC;
  --color-border:         #E2E8F0;
  --color-green:          #059669;
  --color-green-light:    #ECFDF5;
  --color-red:            #DC2626;
  --color-red-light:      #FEF2F2;
  --color-blue:           #2563EB;
  --color-blue-light:     #EFF6FF;
  --color-amber:          #D97706;
  --color-amber-light:    #FFFBEB;
  --radius:               12px;
  --radius-sm:            8px;
  --radius-lg:            20px;
  --shadow-sm:   0 1px 3px rgba(15,25,35,.06), 0 1px 2px rgba(15,25,35,.04);
  --shadow-card: 0 4px 16px rgba(15,25,35,.08), 0 1px 4px rgba(15,25,35,.04);
  --shadow-lg:   0 12px 40px rgba(15,25,35,.12), 0 4px 12px rgba(15,25,35,.06);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background: #fff;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
ul, ol { padding-left: 0; list-style: none; }

/* ── Container ── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}
@media (min-width: 768px) { .container { padding: 0 2rem; } }

/* ── Typography ── */
h1, h2, h3, h4 {
  line-height: 1.2;
  letter-spacing: -0.025em;
  font-weight: 700;
  color: var(--color-dark);
}
h1 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h2 { font-size: clamp(1.35rem, 2.5vw, 1.875rem); }
h3 { font-size: 1.125rem; font-weight: 600; }
p  { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .8rem 1.75rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: .95rem;
  font-family: inherit;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background .18s ease, transform .15s ease, box-shadow .18s ease, color .18s ease;
  text-decoration: none;
  white-space: nowrap;
  line-height: 1;
}
.btn:hover { text-decoration: none; }

.btn--primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 2px 10px rgba(247,147,26,.30);
}
.btn--primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(247,147,26,.38);
  color: #fff;
}
.btn--primary:active { transform: translateY(0); }

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

.btn--dark {
  background: var(--color-dark);
  color: #fff;
}
.btn--dark:hover {
  background: var(--color-dark-2);
  transform: translateY(-1px);
  color: #fff;
}

.btn--lg { padding: 1rem 2.25rem; font-size: 1.05rem; }
.btn--sm { padding: .55rem 1.1rem; font-size: .85rem; }

/* ── SITE HEADER ── */
.site-header {
  background: var(--color-dark);
  position: sticky;
  top: 0;
  z-index: 200;
  box-shadow: 0 1px 0 rgba(255,255,255,.06), 0 2px 12px rgba(0,0,0,.3);
}

.site-header .container {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}
.site-logo:hover { text-decoration: none; }
.site-logo__img { height: 40px; width: auto; display: block; }

/* Nav desktop */
.site-nav {
  display: none;
  align-items: center;
  gap: .125rem;
  list-style: none;
}
.site-nav.is-open { display: flex; }

@media (min-width: 768px) {
  .site-nav {
    display: flex !important;
    position: static;
    background: none;
    flex-direction: row;
    padding: 0;
    border: none;
  }
  .site-nav li a {
    color: rgba(255,255,255,.72);
    font-size: .875rem;
    font-weight: 500;
    padding: .5rem .875rem;
    border-radius: var(--radius-sm);
    transition: color .15s, background .15s;
    display: block;
  }
  .site-nav li a:hover,
  .site-nav li a.active {
    color: #fff;
    background: rgba(255,255,255,.09);
    text-decoration: none;
  }
}

/* Nav mobile */
@media (max-width: 767px) {
  .site-nav {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: #0A1320;
    flex-direction: column;
    padding: .75rem 1.25rem 1.25rem;
    gap: .125rem;
    border-top: 1px solid rgba(255,255,255,.07);
    box-shadow: 0 8px 24px rgba(0,0,0,.35);
  }
  .site-nav li a {
    color: rgba(255,255,255,.75);
    font-size: .9rem;
    font-weight: 500;
    padding: .75rem 1rem;
    border-radius: var(--radius-sm);
    display: block;
    transition: background .15s;
  }
  .site-nav li a:hover { background: rgba(255,255,255,.08); text-decoration: none; }
}

/* Hamburger */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: .5rem;
  border-radius: var(--radius-sm);
  transition: background .15s;
}
.nav-toggle:hover { background: rgba(255,255,255,.08); }
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: rgba(255,255,255,.75);
  border-radius: 2px;
  transition: all .2s;
}
@media (min-width: 768px) { .nav-toggle { display: none; } }

/* ── SITE FOOTER ── */
.site-footer {
  background: var(--color-dark);
  color: rgba(255,255,255,.55);
  padding: 3.5rem 0 0;
  margin-top: 5rem;
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
@media (min-width: 768px) {
  .site-footer__inner { grid-template-columns: 1.8fr 1fr 1fr; }
}

.footer-brand__tagline {
  font-size: .875rem;
  line-height: 1.65;
  color: rgba(255,255,255,.45);
  margin-top: .875rem;
  max-width: 340px;
}

.footer-col__heading {
  font-size: .72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .09em;
  color: rgba(255,255,255,.35);
  margin-bottom: 1rem;
}

.footer-col__links {
  display: flex;
  flex-direction: column;
  gap: .625rem;
}
.footer-col__links a {
  color: rgba(255,255,255,.55);
  font-size: .875rem;
  transition: color .15s;
  text-decoration: none;
}
.footer-col__links a:hover { color: #fff; text-decoration: none; }

.site-footer__bottom {
  padding: 1.5rem 0;
  display: flex;
  flex-direction: column;
  gap: .875rem;
}
@media (min-width: 768px) {
  .site-footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}

.footer__copy {
  font-size: .8rem;
  color: rgba(255,255,255,.3);
  white-space: nowrap;
}

.footer__disclaimer {
  font-size: .78rem;
  line-height: 1.55;
  color: rgba(255,255,255,.28);
  max-width: 700px;
}