/* =============================================
   ARTISPHERE TECHNICAL SERVICE LLC
   Header Stylesheet (Top Bar + Header + Mobile Nav)
   All custom classes prefixed with `afsal-`
   Colors: #ffd565 (Gold) | #000000 (Black)
   ============================================= */

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

:root {
  --gold: #e5a700;
  --gold-dark: #b08d00;
  --gold-light: #fff3c4;
  --black: #000000;
  --dark: #111111;
  --dark2: #1a1a1a;
  --gray: #222222;
  --gray-light: #444444;
  --off-white: #f9f7f2;
  --white: #ffffff;
  --border: #e5e0d5;
  --shadow: 0 4px 24px rgba(0,0,0,0.10);
  --shadow-md: 0 8px 40px rgba(0,0,0,0.13);
  --radius: 10px;
  --radius-lg: 18px;
  --transition: all 0.3s ease;
  --font: 'Inter', 'Segoe UI', Arial, sans-serif;
}

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

body {
  font-family: var(--font);
  color: var(--dark);
  background: var(--white);
  line-height: 1.7;
  font-size: 16px;
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: var(--font); }

/* --- UTILITY --- */
.afsal-container { max-width: 1240px; margin: 0 auto; padding: 0 20px; }

/* --- BUTTONS (used inside header / mobile nav) --- */
.afsal-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.95rem;
  transition: var(--transition);
  white-space: nowrap;
}
.afsal-btn-gold {
  background: var(--gold);
  color: var(--black);
  box-shadow: 0 4px 18px rgba(255,213,101,0.35);
}
.afsal-btn-gold:hover {
  background: var(--gold-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(255,213,101,0.45);
}
.afsal-btn-dark {
  background: var(--dark);
  color: var(--white);
}
.afsal-btn-dark:hover {
  background: var(--dark2);
  transform: translateY(-2px);
}
.afsal-btn-sm { padding: 10px 22px; font-size: 0.88rem; }

/* =============================================
   TOP BAR
   ============================================= */
.afsal-top-bar {
  background: var(--dark);
  color: rgba(255,255,255,0.8);
  font-size: 0.84rem;
  padding: 9px 0;
  border-bottom: 2px solid var(--gold);
}
.afsal-top-bar .afsal-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.afsal-top-bar-left, .afsal-top-bar-right {
  display: flex; align-items: center; gap: 22px;
}
.afsal-top-bar a {
  color: rgba(255,255,255,0.95);
  display: flex; align-items: center; gap: 6px;
}
.afsal-top-bar a:hover { color: var(--gold); }
.afsal-top-bar i { color: var(--gold); font-size: 0.9rem; }
.afsal-top-bar .afsal-social-links { display: flex; gap: 10px; }
.afsal-top-bar .afsal-social-links a {
  width: 28px; height: 28px;
  background: rgba(255,255,255,0.08);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.78rem;
}
.afsal-top-bar .afsal-social-links a:hover {
  background: var(--gold);
  color: var(--black);
}

/* =============================================
   HEADER / NAVIGATION
   ============================================= */
.afsal-header {
  position: sticky; top: 0; z-index: 1000;
  background: var(--white);
  box-shadow: 0 2px 20px rgba(0,0,0,0.10);
  transition: var(--transition);
  overflow: visible;
}
.afsal-header.afsal-scrolled { box-shadow: 0 4px 30px rgba(0,0,0,0.15); }
.afsal-header .afsal-container {
  display: flex; align-items: center;
  justify-content: space-between;
  flex-wrap: nowrap;
  padding: 0 20px; height: 135px; gap: 0;
  overflow: visible;
}

/* Logo */
.afsal-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

/* Nav */
.afsal-nav { display: flex; align-items: center; flex-wrap: nowrap; gap: 0; flex: 1; justify-content: center; padding: 0 8px; min-width: 0; }
.afsal-nav-item { position: relative; flex-shrink: 0; }
.afsal-nav-link {
  display: flex; align-items: center; gap: 3px;
  padding: 8px 8px;
  font-weight: 600; font-size: 1.2rem;
  color: #111111;
  border-radius: 6px;
  transition: var(--transition);
  white-space: nowrap;
  letter-spacing: -0.1px;
}
.afsal-nav-link:hover, .afsal-nav-link.afsal-active { color: var(--gold-dark); }
.afsal-nav-link i.afsal-chevron { font-size: 0.65rem; transition: var(--transition); }

/* Dropdown */
.afsal-dropdown {
  position: absolute; top: calc(100% + 8px); left: 0;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  min-width: 260px;
  padding: 10px 0;
  opacity: 0; visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition);
  border-top: 3px solid var(--gold);
  z-index: 100;
}
.afsal-nav-item:hover .afsal-dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.afsal-nav-item:hover .afsal-chevron { transform: rotate(180deg); }
.afsal-dropdown-item a {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 18px;
  font-size: 0.9rem; font-weight: 600; color: #222222;
  transition: var(--transition);
}
.afsal-dropdown-item a i { color: var(--gold-dark); width: 18px; font-size: 0.85rem; }
.afsal-dropdown-item a:hover { background: var(--off-white); color: var(--dark); padding-left: 24px; }
.afsal-dropdown-cols { display: flex; gap: 0; }
.afsal-dropdown-cols .afsal-dropdown-col { flex: 1; }
.afsal-dropdown-divider { height: 1px; background: var(--border); margin: 6px 0; }

/* Header CTA — desktop only */
.afsal-header-cta { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.afsal-header-phone { display: none; }

/* =============================================
   HAMBURGER — shown by default, hidden at desktop
   ============================================= */
.afsal-hamburger {
  display: flex !important;
  flex-direction: column;
  gap: 6px;
  width: 44px;
  height: 44px;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  padding: 8px;
  flex-shrink: 0;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  background: transparent;
  border-radius: 8px;
  border: 1.5px solid #cccccc;
  z-index: 1100;
  position: relative;
}
.afsal-hamburger:hover,
.afsal-hamburger:active { background: #f5f5f5; border-color: #999; }
.afsal-hamburger span {
  display: block;
  width: 22px;
  height: 3px;
  background: #111111;
  border-radius: 3px;
  transition: all 0.3s ease;
}
.afsal-hamburger.afsal-open span:nth-child(1) { transform: translateY(9px) rotate(45deg); }
.afsal-hamburger.afsal-open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.afsal-hamburger.afsal-open span:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }

/* Mobile Nav */
.afsal-mobile-nav {
  display: flex;
  flex-direction: column;
  position: fixed; top: 0; right: -100%;
  width: min(340px, 88vw); height: 100%;
  max-height: 100dvh;
  background: var(--white);
  box-shadow: -4px 0 30px rgba(0,0,0,0.18);
  z-index: 9999;
  overflow-y: auto;
  overflow-x: hidden;
  transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  visibility: hidden;
  pointer-events: none;
}
.afsal-mobile-nav.afsal-open {
  right: 0;
  visibility: visible;
  pointer-events: auto;
}
.afsal-mobile-nav-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px;
  border-bottom: 1px solid var(--border);
  background: var(--dark);
}
.afsal-mobile-nav-close {
  width: 36px; height: 36px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%; color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
}
.afsal-mobile-nav-body { padding: 10px 0; flex: 1; }
.afsal-mobile-nav-link {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 22px;
  font-weight: 700; font-size: 0.97rem; color: #111111;
  border-bottom: 1px solid var(--off-white);
}
.afsal-mobile-nav-link:hover { background: var(--off-white); color: var(--gold-dark); }
.afsal-mobile-nav-link.afsal-has-sub { cursor: pointer; }
.afsal-mobile-sub {
  display: none; background: var(--off-white);
  padding: 6px 0;
}
.afsal-mobile-sub.afsal-open { display: block; }
.afsal-mobile-sub a {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 32px; font-size: 0.92rem; color: #222222; font-weight: 600;
}
.afsal-mobile-sub a:hover { color: var(--gold-dark); }
.afsal-mobile-sub a i { color: var(--gold-dark); width: 16px; }
.afsal-mobile-nav-footer {
  padding: 20px;
  border-top: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 10px;
}
.afsal-overlay {
  display: block;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 9998;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}
.afsal-overlay.afsal-show {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* =============================================
   LOGO IMAGE
   ============================================= */
/* Main header logo — increased for better visibility */
.afsal-logo-img {
  height: 85px;
  width: auto;
  max-width: 280px;
  display: block;
  object-fit: contain;
}
.afsal-header .afsal-container { height: 140px; }
/* Mobile nav logo (dark background — invert to white) */
.afsal-logo-img-nav {
  height: 50px;
  max-width: 200px;
  filter: brightness(0) invert(1);
}

/* =============================================
   TABLET + DESKTOP (≥768px) — show full nav, hide hamburger
   Same header for tablet and PC; only mobile differs.
   ============================================= */
@media (min-width: 768px) {
  .afsal-hamburger { display: none !important; }
  .afsal-nav { display: flex; gap:20px }
  .afsal-header-cta { display: flex !important; }
}

/* =============================================
   TABLET (768–1280px) — tighten nav so all items fit
   ============================================= */
@media (min-width: 768px) and (max-width: 1280px) {
  .afsal-header .afsal-container { padding: 0 14px; height: 78px; gap: 0; }
  .afsal-nav { padding: 0 2px; gap: 2; flex-wrap: nowrap; }
  .afsal-nav-link { padding: 6px 5px; font-size: 1.5rem; letter-spacing: -0.2px; }
  .afsal-nav-link i.afsal-chevron { font-size: 0.6rem; }
  .afsal-logo-img { height: 52px; max-width: 180px; }
  .afsal-header-cta { gap: 6px; }
  .afsal-header-cta .afsal-btn { font-size: 0.72rem; padding: 8px 12px; }
  .afsal-header-phone { display: none; }
}

/* Smaller tablet portrait (768–900px) — hide CTA button to save space */
@media (min-width: 768px) and (max-width: 900px) {
  .afsal-header-cta .afsal-btn { display: none; }
  .afsal-nav-link { font-size: 0.7rem; padding: 6px 4px; }
}

/* =============================================
   LARGE DESKTOP (1281–1400px) — slight tightening
   ============================================= */
@media (max-width: 1400px) and (min-width: 1281px) {
  .afsal-nav { padding: 0 4px; }
  .afsal-nav-link { padding: 8px 6px; font-size: 0.78rem; }
  .afsal-logo-img { height: 56px; max-width: 200px; }
  .afsal-header-cta .afsal-btn { font-size: 0.78rem; padding: 9px 14px; }
}


/* =============================================
   MOBILE ONLY (≤767px) — show hamburger, hide nav + CTA
   ============================================= */
@media (max-width: 767px) {
  .afsal-nav { display: none; }
  .afsal-header-cta { display: none; }
  .afsal-header .afsal-container { height: 72px; padding: 0 16px; }
  .afsal-logo-img { height: 50px; max-width: 170px; }
  .afsal-top-bar-left { display: none; }
  .afsal-top-bar { font-size: 0.78rem; padding: 7px 0; }
  .afsal-top-bar .afsal-container { justify-content: center; }
  .afsal-top-bar-right { gap: 12px; }
}

@media (max-width: 480px) {
  .afsal-logo-img { height: 46px; max-width: 160px; }
  .afsal-header .afsal-container { height: 66px; }
}
.afsal-accordion {
  background-color: #eee;
  color: #444;
  cursor: pointer;
  padding: 18px;
  width: 100%;
  border: none;
  text-align: left;
  outline: none;
  font-size: 15px;
  transition: 0.4s;
  margin-bottom: 5px;
}

.afsal-accordion:hover,
.afsal-accordion.afsal-active {
  background-color: #ccc;
}

.afsal-panel {
  padding: 0 18px;
  display: none;
  background-color: white;
  overflow: hidden;
  border: 1px solid #ddd;
  margin-bottom: 10px;
}