/* ============================================
   SUMMIT SAFE ROOMS - Brand Design System
   ============================================ */

:root {
  --color-primary: #1A1A2E;
  --color-accent: #C4A265;
  --color-accent-dark: #A8893E;
  --color-secondary: #2D2D44;
  --color-bg-warm: #F5F3EF;
  --color-bg-white: #FFFFFF;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-text-lighter: #999999;
  --color-success: #2D6A4F;
  --color-error: #D32F2F;
  --color-border: #E5E2DC;
}

/* ---- Base ---- */
html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', system-ui, sans-serif;
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* ---- Typography ---- */
.font-display { font-family: 'Playfair Display', Georgia, serif; }

h1, h2, h3, h4 { color: var(--color-primary); }

.text-accent { color: var(--color-accent); }
.bg-accent { background-color: var(--color-accent); }
.border-accent { border-color: var(--color-accent); }

/* ---- Buttons ---- */
.btn-primary {
  background-color: var(--color-accent);
  color: white;
  padding: 0.875rem 2rem;
  font-weight: 600;
  font-size: 0.9375rem;
  letter-spacing: 0.03em;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.btn-primary:hover {
  background-color: var(--color-accent-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(196, 162, 101, 0.35);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  padding: 0.875rem 2rem;
  font-weight: 600;
  font-size: 0.9375rem;
  letter-spacing: 0.03em;
  border: 2px solid var(--color-primary);
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.btn-secondary:hover {
  background-color: var(--color-primary);
  color: white;
}

.btn-white {
  background-color: white;
  color: var(--color-primary);
  padding: 0.875rem 2rem;
  font-weight: 600;
  font-size: 0.9375rem;
  letter-spacing: 0.03em;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.btn-white:hover {
  background-color: var(--color-bg-warm);
  transform: translateY(-1px);
}

/* ---- Navigation ---- */
.nav-sticky {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: all 0.3s ease;
}
.nav-sticky.scrolled {
  background: rgba(26, 26, 46, 0.97);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.15);
}

.nav-link {
  color: rgba(255,255,255,0.8);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color 0.2s;
  position: relative;
  padding: 0.5rem 0;
}
.nav-link:hover,
.nav-link.active {
  color: var(--color-accent);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width 0.3s ease;
}
.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Dropdown */
.nav-dropdown {
  position: relative;
}
.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  background: var(--color-primary);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 0.75rem 0;
  min-width: 220px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s ease;
}
.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.nav-dropdown-menu a {
  display: block;
  padding: 0.5rem 1.25rem;
  color: rgba(255,255,255,0.7);
  font-size: 0.875rem;
  transition: all 0.2s;
}
.nav-dropdown-menu a:hover {
  color: var(--color-accent);
  background: rgba(255,255,255,0.05);
}

/* Mobile menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--color-primary);
  z-index: 999;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.mobile-menu.open { transform: translateX(0); }

/* ---- Hero ---- */
.hero-overlay {
  background: linear-gradient(
    135deg,
    rgba(26, 26, 46, 0.85) 0%,
    rgba(26, 26, 46, 0.6) 50%,
    rgba(26, 26, 46, 0.4) 100%
  );
}

/* ---- Section Styles ---- */
.section-warm { background-color: var(--color-bg-warm); }

.section-dark {
  background-color: var(--color-primary);
  color: white;
}
.section-dark h2,
.section-dark h3,
.section-dark h4 { color: white; }
.section-dark p { color: rgba(255,255,255,0.8); }

.section-divider {
  width: 60px;
  height: 3px;
  background: var(--color-accent);
  margin: 1rem auto;
}

/* ---- Cards ---- */
.card {
  background: white;
  border: 1px solid var(--color-border);
  transition: all 0.35s ease;
  overflow: hidden;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.1);
  border-color: var(--color-accent);
}

.card-img-wrap {
  overflow: hidden;
}
.card-img-wrap img {
  transition: transform 0.6s ease;
}
.card:hover .card-img-wrap img {
  transform: scale(1.05);
}

/* ---- Badge ---- */
.badge {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0.75rem;
}

/* ---- Accordion ---- */
.accordion-item { border-bottom: 1px solid var(--color-border); }
.accordion-trigger {
  width: 100%;
  text-align: left;
  padding: 1.25rem 0;
  font-weight: 600;
  font-size: 1.0625rem;
  color: var(--color-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: none;
  border: none;
}
.accordion-trigger svg {
  transition: transform 0.3s;
  flex-shrink: 0;
}
.accordion-trigger.active svg {
  transform: rotate(180deg);
}
.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}
.accordion-content.open {
  max-height: 600px;
  padding-bottom: 1.25rem;
}

/* ---- Before/After Slider ---- */
.ba-slider {
  position: relative;
  overflow: hidden;
  cursor: col-resize;
}
.ba-slider img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}
.ba-before {
  position: absolute;
  inset: 0;
  overflow: hidden;
  width: 50%;
}
.ba-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--color-accent);
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
}
.ba-handle::after {
  content: '⟨ ⟩';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--color-accent);
  color: white;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  letter-spacing: 4px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

/* ---- Filter Bar ---- */
.filter-btn {
  padding: 0.5rem 1.25rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-light);
  border: 1px solid var(--color-border);
  background: white;
  cursor: pointer;
  transition: all 0.2s;
}
.filter-btn:hover,
.filter-btn.active {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

/* ---- Form Styles ---- */
.form-input {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 1px solid var(--color-border);
  background: white;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9375rem;
  color: var(--color-text);
  transition: border-color 0.2s;
}
.form-input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(196, 162, 101, 0.15);
}
.form-input::placeholder { color: var(--color-text-lighter); }

.form-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

/* ---- Process Steps ---- */
.process-step {
  position: relative;
  padding-left: 4rem;
}
.process-step::before {
  content: attr(data-step);
  position: absolute;
  left: 0;
  top: 0;
  width: 3rem;
  height: 3rem;
  background: var(--color-accent);
  color: white;
  font-weight: 700;
  font-size: 1.125rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.process-connector {
  position: absolute;
  left: 1.5rem;
  top: 3rem;
  bottom: -2rem;
  width: 2px;
  background: var(--color-border);
}

/* ---- Financing Calculator ---- */
.calc-slider {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  background: var(--color-border);
  border-radius: 3px;
  outline: none;
}
.calc-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  background: var(--color-accent);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(196, 162, 101, 0.4);
}

/* ---- Animations ---- */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in {
  opacity: 0;
  transition: opacity 0.7s ease;
}
.fade-in.visible { opacity: 1; }

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }

/* ---- Grain Overlay ---- */
.grain::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1;
}

/* ---- Footer ---- */
.footer-link {
  color: rgba(255,255,255,0.6);
  font-size: 0.875rem;
  transition: color 0.2s;
}
.footer-link:hover { color: var(--color-accent); }

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .hero-content h1 { font-size: 2.25rem !important; }
  .section-title { font-size: 1.75rem !important; }
}

/* ---- Misc ---- */
.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.line-clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

img.placeholder-img {
  background: linear-gradient(135deg, #2D2D44 0%, #1A1A2E 100%);
  object-fit: cover;
}