/* ============================================
   EMSEY İNŞAAT — Design System
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@500;600;700&family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
  --color-primary: #0f1419;
  --color-secondary: #1c2430;
  --color-accent: #c9a227;
  --color-accent-light: #e8c547;
  --color-accent-dark: #9a7b1a;
  --color-text: #2a2f36;
  --color-text-muted: #5c6570;
  --color-text-light: #8a939e;
  --color-white: #ffffff;
  --color-off-white: #f7f5f2;
  --color-border: #e2ddd4;
  --color-overlay: rgba(15, 20, 25, 0.75);

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --header-height: 80px;
  --container-max: 1200px;
  --section-padding: 100px;
  --radius: 4px;
  --radius-lg: 8px;
  --shadow: 0 4px 24px rgba(15, 20, 25, 0.08);
  --shadow-lg: 0 12px 48px rgba(15, 20, 25, 0.12);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- Typography ---- */

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-primary);
}

.section-label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin-bottom: 20px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 640px;
  line-height: 1.8;
}

/* ---- Buttons ---- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 32px;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 2px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-primary);
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background: var(--color-accent-light);
  border-color: var(--color-accent-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201, 162, 39, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.6);
}

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

.btn-outline-dark {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline-dark:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

/* ---- Header ---- */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  transition: background var(--transition), box-shadow var(--transition);
}

.header.scrolled {
  background: rgba(15, 20, 25, 0.97);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.15);
  backdrop-filter: blur(12px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo-img {
  height: 54px;
  width: auto;
  display: block;
  object-fit: contain;
}

.footer-logo {
  height: 44px;
  width: auto;
  margin-bottom: 16px;
  object-fit: contain;
}

.nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  padding: 8px 16px;
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  border-radius: var(--radius);
  transition: all var(--transition);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-accent);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 16px;
  right: 16px;
  height: 2px;
  background: var(--color-accent);
}

.nav-cta {
  margin-left: 8px;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  transition: all var(--transition);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ---- Hero ---- */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--color-primary);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(15, 20, 25, 0.88) 0%, rgba(15, 20, 25, 0.65) 50%, rgba(15, 20, 25, 0.82) 100%),
    url('https://images.unsplash.com/photo-1541888946425-d81bb19240f5?w=1920&q=80') center/cover no-repeat;
}

.hero-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background-image:
    repeating-linear-gradient(
      90deg,
      var(--color-accent) 0,
      var(--color-accent) 1px,
      transparent 1px,
      transparent 80px
    ),
    repeating-linear-gradient(
      0deg,
      var(--color-accent) 0,
      var(--color-accent) 1px,
      transparent 1px,
      transparent 80px
    );
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: calc(var(--header-height) + 60px) 0 80px;
  max-width: 780px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(201, 162, 39, 0.15);
  border: 1px solid rgba(201, 162, 39, 0.3);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-accent-light);
  margin-bottom: 28px;
  letter-spacing: 0.05em;
}

.hero-badge::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  color: var(--color-white);
  margin-bottom: 24px;
  line-height: 1.1;
}

.hero-title span {
  color: var(--color-accent);
}

.hero-desc {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.85;
  margin-bottom: 16px;
  max-width: 620px;
}

.hero-desc-secondary {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 40px;
  max-width: 580px;
}

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

.hero-stats {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 2;
  background: rgba(201, 162, 39, 0.95);
}

.hero-stats-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.stat-item {
  padding: 28px 24px;
  text-align: center;
  border-right: 1px solid rgba(15, 20, 25, 0.1);
}

.stat-item:last-child {
  border-right: none;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(15, 20, 25, 0.7);
}

.hero-scroll {
  position: absolute;
  right: 40px;
  bottom: 120px;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}

.hero-scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--color-accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(0.8); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ---- Sections ---- */

section {
  padding: var(--section-padding) 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header .section-desc {
  margin: 0 auto;
}

.bg-off-white {
  background: var(--color-off-white);
}

.bg-dark {
  background: var(--color-primary);
  color: var(--color-white);
}

.bg-dark .section-title,
.bg-dark h3 {
  color: var(--color-white);
}

.bg-dark .section-desc {
  color: rgba(255, 255, 255, 0.65);
}

/* ---- About Preview ---- */

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-image {
  position: relative;
}

.about-image-main {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.about-image-accent {
  position: absolute;
  bottom: -24px;
  right: -24px;
  width: 180px;
  height: 180px;
  background: var(--color-accent);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
}

.about-year {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}

.about-year-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(15, 20, 25, 0.7);
  text-align: center;
  margin-top: 4px;
}

.about-content p {
  margin-bottom: 16px;
  color: var(--color-text-muted);
  line-height: 1.85;
}

.about-content p:last-of-type {
  margin-bottom: 32px;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: var(--color-off-white);
  border-radius: var(--radius);
  border-left: 3px solid var(--color-accent);
}

.about-feature-icon {
  width: 36px;
  height: 36px;
  background: rgba(201, 162, 39, 0.15);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.about-feature-icon svg {
  width: 18px;
  height: 18px;
  stroke: var(--color-accent-dark);
}

.about-feature span {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
}

/* ---- Services ---- */

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, rgba(201, 162, 39, 0.15), rgba(201, 162, 39, 0.05));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.service-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--color-accent-dark);
}

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

.service-card p {
  font-size: 0.925rem;
  color: var(--color-text-muted);
  line-height: 1.75;
}

/* ---- Why Us ---- */

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.why-card {
  text-align: center;
  padding: 40px 28px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}

.why-card:hover {
  background: rgba(201, 162, 39, 0.08);
  border-color: rgba(201, 162, 39, 0.25);
  transform: translateY(-4px);
}

.why-number {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-accent);
  opacity: 0.3;
  line-height: 1;
  margin-bottom: 16px;
}

.why-card h3 {
  font-size: 1.15rem;
  margin-bottom: 12px;
}

.why-card p {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.7;
}

/* ---- CTA Banner ---- */

.cta-banner {
  position: relative;
  padding: 80px 0;
  background:
    linear-gradient(135deg, rgba(15, 20, 25, 0.92), rgba(28, 36, 48, 0.88)),
    url('https://images.unsplash.com/photo-1504307651254-35680f356dfd?w=1920&q=80') center/cover no-repeat;
  text-align: center;
}

.cta-banner h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  color: var(--color-white);
  margin-bottom: 16px;
}

.cta-banner p {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.7);
  max-width: 560px;
  margin: 0 auto 36px;
  line-height: 1.8;
}

.cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
}

/* ---- Page Header (inner pages) ---- */

.page-hero {
  position: relative;
  padding: calc(var(--header-height) + 80px) 0 80px;
  background: var(--color-primary);
  text-align: center;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(15, 20, 25, 0.95), rgba(28, 36, 48, 0.85)),
    url('https://images.unsplash.com/photo-1503387762-592deb58ef4e?w=1920&q=80') center/cover no-repeat;
}

.page-hero-content {
  position: relative;
  z-index: 2;
}

.page-hero h1 {
  font-size: clamp(2.25rem, 5vw, 3.25rem);
  color: var(--color-white);
  margin-bottom: 16px;
}

.page-hero p {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.65);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.8;
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 24px;
  font-size: 0.85rem;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.5);
}

.breadcrumb a:hover {
  color: var(--color-accent);
}

.breadcrumb span {
  color: var(--color-accent);
}

.breadcrumb-sep {
  color: rgba(255, 255, 255, 0.3);
}

/* ---- About Page ---- */

.mission-vision-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.mv-card {
  padding: 48px 40px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border-top: 4px solid var(--color-accent);
}

.mv-card h3 {
  font-size: 1.5rem;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.mv-card h3 svg {
  width: 28px;
  height: 28px;
  stroke: var(--color-accent);
}

.mv-card p {
  color: var(--color-text-muted);
  line-height: 1.85;
  margin-bottom: 12px;
}

.mv-card p:last-child {
  margin-bottom: 0;
}

.about-full-text {
  max-width: 800px;
  margin: 0 auto;
}

.about-full-text p {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.9;
  margin-bottom: 20px;
}

/* ---- Projects ---- */

.projects-intro {
  max-width: 720px;
  margin: 0 auto 60px;
  text-align: center;
}

.projects-intro p {
  color: var(--color-text-muted);
  line-height: 1.85;
  margin-bottom: 16px;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.project-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-white);
  box-shadow: var(--shadow);
  transition: all var(--transition);
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.project-image {
  position: relative;
  aspect-ratio: 16/11;
  overflow: hidden;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.project-card:hover .project-image img {
  transform: scale(1.06);
}

.project-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 6px 14px;
  background: var(--color-accent);
  color: var(--color-primary);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius);
}

.project-badge.ongoing {
  background: var(--color-primary);
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
}

.project-info {
  padding: 24px;
}

.project-info h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.project-info p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.project-meta {
  display: flex;
  gap: 16px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}

.project-meta span {
  font-size: 0.8rem;
  color: var(--color-text-light);
  display: flex;
  align-items: center;
  gap: 6px;
}

.project-meta svg {
  width: 14px;
  height: 14px;
  stroke: var(--color-accent);
}

/* ---- Contact ---- */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: start;
}

.contact-info h2 {
  font-size: 2rem;
  margin-bottom: 20px;
}

.contact-info > p {
  color: var(--color-text-muted);
  line-height: 1.85;
  margin-bottom: 40px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-item-icon {
  width: 48px;
  height: 48px;
  background: rgba(201, 162, 39, 0.12);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--color-accent-dark);
}

.contact-item h4 {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin-bottom: 4px;
}

.contact-item p,
.contact-item a {
  font-size: 1rem;
  color: var(--color-text);
  font-weight: 500;
}

.contact-item a:hover {
  color: var(--color-accent-dark);
}

.contact-form {
  background: var(--color-white);
  padding: 48px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
}

.contact-form h3 {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.contact-form > p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 32px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-text);
  background: var(--color-off-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.15);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.form-submit {
  width: 100%;
  margin-top: 8px;
}

.form-success {
  background: #ecfdf3;
  border: 1px solid #6ee7a0;
  color: #166534;
  padding: 14px 16px;
  border-radius: var(--radius);
  margin-bottom: 20px;
  font-size: 0.95rem;
}

/* ---- Footer ---- */

.footer {
  background: var(--color-secondary);
  color: rgba(255, 255, 255, 0.7);
  padding: 80px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand .logo-name {
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.8;
  margin-bottom: 24px;
  max-width: 300px;
}

.footer-slogan {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-style: italic;
  color: var(--color-accent);
}

.footer-col h4 {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: 24px;
}

.footer-col ul li {
  margin-bottom: 12px;
}

.footer-col ul a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
  transition: all var(--transition);
}

.footer-col ul a:hover {
  color: var(--color-accent);
  padding-left: 4px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.4);
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a:hover {
  color: var(--color-accent);
}

/* ---- Animations ---- */

.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Responsive ---- */

@media (max-width: 1024px) {
  :root {
    --section-padding: 80px;
  }

  .services-grid,
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .hero-stats-inner {
    grid-template-columns: repeat(2, 1fr);
  }

  .stat-item:nth-child(2) {
    border-right: none;
  }

  .stat-item:nth-child(1),
  .stat-item:nth-child(2) {
    border-bottom: 1px solid rgba(15, 20, 25, 0.1);
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 64px;
    --header-height: 70px;
  }

  .menu-toggle {
    display: flex;
  }

  .nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 20, 25, 0.98);
    flex-direction: column;
    align-items: stretch;
    padding: 24px;
    gap: 4px;
    transform: translateX(100%);
    transition: transform var(--transition);
  }

  .nav.open {
    transform: translateX(0);
  }

  .nav-link {
    padding: 14px 16px;
    font-size: 1rem;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 16px;
  }

  .nav-cta .btn {
    width: 100%;
  }

  .hero-content {
    padding-bottom: 200px;
  }

  .hero-scroll {
    display: none;
  }

  .about-grid,
  .mission-vision-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-image-accent {
    right: 16px;
    bottom: -16px;
    width: 140px;
    height: 140px;
  }

  .about-features {
    grid-template-columns: 1fr;
  }

  .services-grid,
  .projects-grid,
  .why-grid {
    grid-template-columns: 1fr;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .contact-form {
    padding: 32px 24px;
  }

  .hero-stats-inner {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .cta-actions {
    flex-direction: column;
    align-items: center;
  }

  .cta-actions .btn {
    width: 100%;
    max-width: 300px;
  }
}