/* DESIGN SYSTEM & GLOBAL STYLES */
:root {
  --orange:       #E85D1A;
  --orange-dark:  #C44D12;
  --orange-light: #FFF0E8;
  --orange-dim:   rgba(232, 93, 26, 0.10);
  --charcoal:     #2D2D2D;
  --text-dark:    #1E1E1E;
  --text-body:    #3D3D3D;
  --text-muted:   #6B7280;
  --bg-soft:      #F7F6F3;
  --bg-white:     #FFFFFF;
  --border:       #E5E3DC;
  --shadow-btn:   0 4px 16px rgba(232, 93, 26, 0.35);
  --shadow-card:  0 2px 20px rgba(0, 0, 0, 0.07);
  --shadow-md:    0 8px 40px rgba(0, 0, 0, 0.10);
  --shadow-lg:    0 20px 80px rgba(0, 0, 0, 0.14);
  --radius:       16px;
  --radius-sm:    10px;
  --radius-lg:    24px;
  --transition:   all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --font-h:       'DM Serif Display', Georgia, serif;
  --font-b:       'Plus Jakarta Sans', system-ui, sans-serif;
  --glass-bg:     rgba(255, 255, 255, 0.85);
  --glass-border: rgba(255, 255, 255, 0.4);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.08);
}

[data-theme="dark"] {
  --bg-white: #1A1A1A;
  --bg-soft: #242424;
  --text-dark: #FFFFFF;
  --text-body: #E0E0E0;
  --border: #333333;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-b);
  background-color: var(--bg-white);
  color: var(--text-body);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-h);
  color: var(--text-dark);
  font-weight: 400;
  line-height: 1.2;
}

/* PREMIUM NAV GLASSMORPHISM */
.nav.scrolled {
  background: var(--glass-bg) !important;
  backdrop-filter: blur(15px) saturate(180%) !important;
  -webkit-backdrop-filter: blur(15px) saturate(180%) !important;
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow) !important;
  padding: 12px 0 !important;
}

.nav.scrolled .nav-link, 
.nav.scrolled .nav-phone {
  color: var(--text-dark) !important;
}

.nav.scrolled .nav-logo img {
  filter: none !important;
}

.nav.scrolled .nav-link:hover,
.nav.scrolled .nav-phone:hover {
  color: var(--orange) !important;
}

/* GLASSMORPHISM UTILITIES */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px) saturate(180%);
  -webkit-backdrop-filter: blur(12px) saturate(180%);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.glass-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--orange-dim);
}

/* Base state for scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform, opacity;
}

/* Reveal Variations */
.reveal-left { transform: translateX(-30px); }
.reveal-right { transform: translateX(30px); }
.reveal-scale { transform: scale(0.95); }

/* Visible State */
.reveal.visible {
  opacity: 1;
  transform: translate(0, 0) scale(1);
}

/* Staggered Delays (Optional utility) */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }
.delay-500 { transition-delay: 500ms; }

/* SMOOTH SCROLL */
html {
  scroll-behavior: smooth;
}

/* --- MOBILE NAV --- */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
    padding: 5px;
}
.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-dark);
    transition: all 0.3s ease;
}

body.overflow-hidden {
    overflow: hidden;
}

@media (max-width: 991px) {
    .nav-toggle { display: flex; }
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 350px;
        height: 100vh;
        background: var(--bg-white);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 100px 40px;
        transition: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
        box-shadow: -10px 0 30px rgba(0,0,0,0.1);
        z-index: 1000;
    }
    .nav-links.active { right: 0; }
    .nav-link { font-size: 1.1rem; width: 100%; }
    .nav-right { display: none; }
}

.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  cursor: pointer;
  text-decoration: none;
  gap: 10px;
  border: none;
  font-family: var(--font-b);
}

.btn-primary {
  background: var(--orange);
  color: white;
  box-shadow: var(--shadow-btn);
}

.btn-primary:hover {
  background: var(--orange-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(232, 93, 26, 0.45);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--orange);
  color: var(--orange);
}

.btn-outline:hover {
  background: var(--orange-dim);
  transform: translateY(-2px);
}

/* --- ANIMATIONS --- */
@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
  100% { transform: translateY(0px); }
}

.animate-float {
  animation: float 4s ease-in-out infinite;
}

/* --- SECTION DECOR --- */
.section-padding { padding: 100px 0; }

::selection {
  background: var(--orange);
  color: white;
}

/* SCROLLBAR */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-soft);
}
::-webkit-scrollbar-thumb {
  background: #DDD;
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--orange);
}

.label-tag {
  background: var(--orange-dim);
  color: var(--orange);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  display: inline-block;
  border: 1px solid var(--orange-dim);
}

.stat-card { text-align: center; padding: 40px; }
.stat-number {
  font-family: var(--font-h);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--orange);
  margin-bottom: 8px;
  line-height: 1;
}
.stat-label { color: var(--text-mid); font-weight: 500; }