/* ==========================================================================
   COLOSSAL CONSTRUCTION LLC - STYLESHEET
   Brand Colors: Carbon Slate (#12171E / #1C232B) & Architectural Copper (#C28B38)
   ========================================================================== */

/* --- RESET & GLOBAL VARIABLES --- */
:root {
  --color-carbon: #12171E;
  --color-slate: #1C232B;
  --color-surface: #262F38;
  --color-border: #2E3844;
  --color-gold: #C28B38;
  --color-gold-hover: #A7742B;
  --color-text-main: #E5E7EB;
  --color-text-muted: #9CA3AF;
  --color-white: #FFFFFF;
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;
  --transition: all 0.25s ease;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-carbon);
  color: var(--color-text-main);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-white);
  line-height: 1.2;
  text-transform: uppercase;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* --- COMMON UTILITIES --- */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

.section {
  padding: 90px 0;
  border-top: 1px solid var(--color-border);
}

.bg-carbon { background-color: var(--color-carbon); }
.bg-slate { background-color: var(--color-slate); }
.text-gold { color: var(--color-gold); }

.subheading {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--color-gold);
  text-transform: uppercase;
  display: block;
  margin-bottom: 8px;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px auto;
}

.section-header h2 {
  font-size: 2.2rem;
  margin-bottom: 12px;
}

.section-header p {
  color: var(--color-text-muted);
}

/* --- BUTTONS & BADGES --- */
.btn {
  display: inline-block;
  padding: 14px 28px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: 4px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
  text-align: center;
}

.btn-primary {
  background-color: var(--color-gold);
  color: var(--color-carbon);
}

.btn-primary:hover {
  background-color: var(--color-gold-hover);
}

.btn-outline {
  border-color: var(--color-border);
  color: var(--color-white);
}

.btn-outline:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.85rem;
}

.btn-block {
  width: 100%;
}

.badge {
  display: inline-block;
  background-color: var(--color-slate);
  border: 1px solid var(--color-border);
  color: var(--color-gold);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 6px 14px;
  border-radius: 4px;
}

/* --- STATUTORY HEADER --- */
.statutory-banner {
  background-color: var(--color-gold);
  color: var(--color-carbon);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-align: center;
  padding: 8px 16px;
}

/* --- NAVIGATION --- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(28, 35, 43, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 5%;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-box {
  width: 44px;
  height: 44px;
  background-color: var(--color-gold);
  color: var(--color-carbon);
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
}

/* --- LOGO IMAGE STYLING --- */
.nav-logo {
    height: 40px;
    width: auto;
    object-fit: contain;
    border-radius: 4px;
}

.brand-title {
  display: block;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.2rem;
  color: var(--color-white);
  line-height: 1;
}

.brand-subtitle {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--color-gold);
  margin-top: 4px;
  font-weight: 600;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.nav-link:hover {
  color: var(--color-gold);
}

.nav-phone {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-gold);
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
}

.mobile-toggle span {
  width: 26px;
  height: 3px;
  background-color: var(--color-white);
  border-radius: 2px;
}

/* --- HERO SECTION --- */
.hero-section {
  padding: 100px 0;
  background: radial-gradient(circle at top right, #1f2730, var(--color-carbon));
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: center;
}

.hero-content h1 {
  font-size: 3.2rem;
  margin: 20px 0;
  letter-spacing: -0.02em;
}

.hero-lead {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  margin-bottom: 35px;
  max-width: 540px;
}

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

.hero-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.stat-card {
  background-color: var(--color-slate);
  border: 1px solid var(--color-border);
  padding: 24px;
  border-radius: 6px;
  text-align: center;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--color-gold);
}

.stat-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 600;
  margin-top: 4px;
}

/* --- GRIDS & CARDS --- */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.card {
  background-color: var(--color-carbon);
  border: 1px solid var(--color-border);
  padding: 32px;
  border-radius: 6px;
  transition: var(--transition);
}

.card:hover {
  border-color: var(--color-gold);
  transform: translateY(-4px);
}

.card-icon {
  font-size: 2rem;
  color: var(--color-gold);
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 20px;
}

.feature-list {
  list-style: none;
  border-top: 1px solid var(--color-border);
  padding-top: 16px;
}

.feature-list li {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.feature-list li::before {
  content: "✓";
  color: var(--color-gold);
  font-weight: bold;
  margin-right: 8px;
}

/* --- ABOUT SECTION --- */
.about-content h2 {
  font-size: 2.2rem;
  margin-bottom: 20px;
}

.about-content p {
  color: var(--color-text-muted);
  margin-bottom: 18px;
}

.badges-row {
  display: flex;
  gap: 24px;
  border-top: 1px solid var(--color-border);
  padding-top: 24px;
  margin-top: 24px;
}

.badge-item strong {
  display: block;
  color: var(--color-white);
  font-size: 0.9rem;
}

.badge-item span {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.about-box {
  background-color: var(--color-slate);
  border: 1px solid var(--color-border);
  padding: 36px;
  border-radius: 8px;
}

.about-box h3 {
  font-size: 1.25rem;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 16px;
  margin-bottom: 24px;
}

.box-row {
  background-color: var(--color-carbon);
  border: 1px solid var(--color-border);
  padding: 16px;
  border-radius: 4px;
  margin-bottom: 16px;
}

.box-row h4 {
  font-size: 0.95rem;
  color: var(--color-white);
  margin-bottom: 6px;
}

.box-row p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* --- PORTFOLIO CARDS --- */
.project-card {
  background-color: var(--color-carbon);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  overflow: hidden;
}

.project-img-wrap {
  height: 220px;
  overflow: hidden;
}

.project-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.project-card:hover .project-img {
  transform: scale(1.05);
}

.project-body {
  padding: 24px;
}

.project-tag {
  color: var(--color-gold);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.project-body h4 {
  font-size: 1.1rem;
  margin: 6px 0 10px 0;
}

.project-body p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* --- CONTACT SECTION & FORMS --- */
.info-blocks {
  margin-top: 30px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.info-card {
  background-color: var(--color-slate);
  border: 1px solid var(--color-border);
  padding: 16px;
  border-radius: 4px;
}

.info-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--color-gold);
  font-weight: 700;
}

.info-val {
  font-size: 0.95rem;
  color: var(--color-text-main);
  margin-top: 4px;
}

.contact-form-card {
  background-color: var(--color-slate);
  border: 1px solid var(--color-border);
  padding: 36px;
  border-radius: 8px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-text-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background-color: var(--color-carbon);
  border: 1px solid var(--color-border);
  color: var(--color-white);
  padding: 12px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  border-radius: 4px;
  outline: none;
  transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-gold);
}

.form-feedback {
  display: none;
  margin-top: 15px;
  padding: 12px;
  background-color: var(--color-surface);
  border: 1px solid var(--color-gold);
  color: var(--color-gold);
  border-radius: 4px;
  text-align: center;
  font-weight: 600;
  font-size: 0.85rem;
}

/* --- FOOTER --- */
.site-footer {
  background-color: var(--color-carbon);
  border-top: 1px solid var(--color-border);
  padding: 50px 0 30px 0;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 30px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.footer-title {
  display: block;
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-white);
  font-size: 1rem;
}

.footer-sub {
  color: var(--color-gold);
  font-size: 0.75rem;
}

.footer-details {
  text-align: right;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding-top: 24px;
  font-size: 0.75rem;
}

/* --- RESPONSIVE / MEDIA QUERIES --- */
@media (max-width: 900px) {
  .hero-grid,
  .grid-2 {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .grid-3 {
    grid-template-columns: 1fr;
  }

  .hero-content h1 {
    font-size: 2.4rem;
  }

  .mobile-toggle {
    display: flex;
  }

  .nav-menu {
    display: none;
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: var(--color-slate);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
  }

  .nav-menu.active {
    display: flex;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-content,
  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .footer-details {
    text-align: center;
  }
}