/* ===== CSS Variables ===== */
:root{
  --bg: #f5f3f0;
  --card: #ffffff;
  --ink: #2c2a26;
  --muted: #6b6762;
  --accent: #2563eb;
  --accent-2: #dbeafe;
  --warm-accent: #c17b47;
  --radius: 12px;
  --shadow: 0 4px 20px rgba(44, 42, 38, 0.1);
  --header-h: 72px;
}

/* ===== Base Styles ===== */
* { box-sizing: border-box; }
html, body { height: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
  padding-top: var(--header-h);
}

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

/* ===== Header ===== */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--header-h);
  background: var(--card);
  border-bottom: 1px solid var(--accent-2);
  z-index: 1000;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
}

.brand {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: clamp(28px, 5vw, 40px);
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand .logo {
  height: 40px;
  width: auto;
}

.primary-nav {
  display: flex;
  gap: 12px;
}

.tab {
  border: 1px solid transparent;
  background: transparent;
  border-radius: var(--radius);
  padding: 10px 14px;
  font-weight: 600;
  transition: transform .18s ease, border-color .18s, background .18s;
}

.tab:hover {
  border-color: rgba(112,113,119,.6);
  background: rgba(228,223,223,.1);
  transform: translateY(-1px);
}

.tab.active {
  outline: 2px solid rgba(97,97,103,.6);
  background: rgba(228,223,223,.1);
}

/* ===== Layout ===== */
main {
  width: min(1100px, 94%);
  margin: 0 auto 80px;
}

.page {
  scroll-margin-top: var(--header-h);
  height: calc(100vh - var(--header-h));
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  background: transparent;
}

.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  max-width: 1000px;
  width: 100%;
}

/* ===== Hero Section ===== */
.hero-card {
  padding: clamp(24px, 5vw, 48px);
}

.hero-content {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: clamp(32px, 6vw, 64px);
  align-items: center;
  max-width: 1000px;
  margin: 0 auto;
}

.hero-text h1 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.1;
  color: var(--ink);
  margin: 0 0 16px 0;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2.5vw, 1.25rem);
  color: var(--muted);
  margin: 0 0 32px 0;
  line-height: 1.4;
}

.hero-contact {
  margin: 0 0 32px 0;
}

.phone-number {
  display: inline-block;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: clamp(1.5rem, 4vw, 2rem);
  color: var(--accent);
  text-decoration: none;
  margin: 0 0 8px 0;
  transition: color 0.2s ease;
}

.phone-number:hover {
  color: var(--warm-accent);
}

.availability {
  font-size: 0.9rem;
  color: var(--warm-accent);
  font-weight: 600;
  margin: 0;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.cta-button {
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 700;
  text-decoration: none;
  transition: all 0.2s ease;
  font-size: 1rem;
}

.cta-button:not(.secondary) {
  background: var(--accent);
  color: white;
  box-shadow: var(--shadow);
}

.cta-button:not(.secondary):hover {
  background: #1d4ed8;
  transform: translateY(-2px);
}

.cta-button.secondary {
  background: transparent;
  color: var(--warm-accent);
  border: 2px solid var(--warm-accent);
}

.cta-button.secondary:hover {
  background: var(--warm-accent);
  color: white;
}

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  object-fit: cover;
  max-height: 400px;
}

/* ===== About Section ===== */
.about-card {
  padding: clamp(24px, 5vw, 48px);
}

.about-content {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(32px, 6vw, 64px);
  align-items: start;
  max-width: 1000px;
  margin: 0 auto;
}

.about-left h2 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 2.5rem);
  color: var(--ink);
  margin: 0 0 24px 0;
}

.about-left p {
  color: var(--muted);
  line-height: 1.6;
  margin: 0 0 16px 0;
}

.gallery-btn {
  background: var(--warm-accent);
  color: white;
  border: none;
  padding: 12px 20px;
  border-radius: var(--radius);
  font-weight: 600;
  font-family: 'Montserrat', sans-serif;
  cursor: pointer;
  transition: all 0.2s ease;
  margin-top: 16px;
  box-shadow: var(--shadow);
}

.gallery-btn:hover {
  background: #a86a3a;
  transform: translateY(-1px);
}

.trust-factors {
  display: grid;
  gap: 24px;
}

.trust-item h3 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--accent);
  margin: 0 0 8px 0;
}

.trust-item p {
  color: var(--muted);
  margin: 0;
  line-height: 1.5;
  font-size: 0.95rem;
}

/* ===== Request Service Section ===== */
#quote .card h2 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 2.5rem);
  color: var(--ink);
  margin: 0 0 16px 0;
}

.helper {
  font-size: 1rem;
  color: var(--muted);
  margin: 0 0 24px 0;
  line-height: 1.5;
}

/* ===== Form Styles ===== */
form {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr 1fr;
  align-items: start;
}

label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--ink);
  margin-bottom: 6px;
  display: block;
}

input, textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius);
  border: 2px solid #e5e7eb;
  background: var(--card);
  color: var(--ink);
  outline: none;
  transition: border-color .18s ease, box-shadow .18s ease;
  font-family: inherit;
}

input:focus, textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

input::placeholder, textarea::placeholder {
  color: var(--muted);
}

textarea {
  grid-column: 1 / -1;
  min-height: 140px;
  resize: vertical;
}

.actions {
  display: flex;
  gap: 10px;
}

button {
  background: var(--accent);
  border: none;
  color: white;
  font-weight: 700;
  padding: 14px 20px;
  border-radius: var(--radius);
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: all 0.2s ease;
  font-family: 'Montserrat', sans-serif;
}

button:hover {
  background: #1d4ed8;
  transform: translateY(-1px);
}

/* ===== Modal Styles ===== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 9999;
}

.modal-content {
  background: var(--card);
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
  max-width: 400px;
  margin: 20px;
}

.modal-content h3 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  color: var(--accent);
  margin: 0 0 16px 0;
}

.modal-content p {
  color: var(--muted);
  margin: 0 0 24px 0;
  line-height: 1.5;
}

.modal-close {
  background: var(--accent);
  color: white;
  border: none;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease;
}

.modal-close:hover {
  background: #1d4ed8;
}

/* ===== Responsive Design ===== */
@media (max-width: 900px) {
  .primary-nav { gap: 8px; }
  .tab { padding: 9px 12px; }
}

@media (max-width: 768px) {
  .header-inner { padding: 0 10px; }
  .brand { font-size: 18px; }
  
  .hero-content {
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: center;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .about-content {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  form {
    grid-template-columns: 1fr;
  }
}