/* ============================================================
   KTH – Kraftfahrzeug Technik Hannover | Redesign 2025
   ============================================================ */

:root {
  --orange: #fb8e28;
  --orange-dark: #e07820;
  --orange-glow: rgba(251,142,40,0.25);
  --dark: #0a0a0a;
  --dark2: #111111;
  --dark3: #1a1a1a;
  --dark4: #222222;
  --gray: #888;
  --light: #f5f5f5;
  --white: #ffffff;
  --font-display: 'Big Shoulders Display', sans-serif;
  --font-body: 'Montserrat', sans-serif;
  --font-alt: 'Poppins', sans-serif;
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- RESET ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { background: var(--dark); color: var(--white); font-family: var(--font-body); overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; }

/* ---- LOADER ---- */
#loader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--dark);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
#loader.hidden { opacity: 0; visibility: hidden; }
.loader-inner { text-align: center; }
.loader-inner img { width: 80px; margin: 0 auto 1.5rem; animation: loader-pulse 1s ease infinite; }
.loader-bar { width: 200px; height: 3px; background: var(--dark3); border-radius: 99px; overflow: hidden; }
.loader-fill { height: 100%; background: var(--orange); border-radius: 99px; animation: loader-bar 1.5s ease forwards; }
@keyframes loader-pulse { 0%,100%{transform:scale(1)} 50%{transform:scale(1.1)} }
@keyframes loader-bar { from{width:0} to{width:100%} }

/* ---- UTILITIES ---- */
.container { max-width: 1280px; margin: 0 auto; padding: 0 2rem; }
.section-label {
  display: inline-block; font-family: var(--font-alt); font-size: 0.75rem; font-weight: 600;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--orange);
  margin-bottom: 0.75rem;
}
.section-title {
  font-family: var(--font-display); font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 900;
  line-height: 1.05; letter-spacing: -0.01em; margin-bottom: 1rem;
}
.section-sub { font-size: 1.05rem; color: var(--gray); max-width: 600px; line-height: 1.7; }
.section-header { text-align: center; margin-bottom: 3.5rem; }
.section-header .section-sub { margin: 0 auto; }
.accent { color: var(--orange); }

.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.85rem 1.75rem; border-radius: var(--radius);
  font-family: var(--font-alt); font-size: 0.9rem; font-weight: 600;
  transition: all var(--transition); cursor: pointer;
}
.btn svg { width: 18px; height: 18px; transition: transform var(--transition); }
.btn:hover svg { transform: translateX(4px); }
.btn-primary {
  background: var(--orange); color: var(--dark);
  box-shadow: 0 4px 20px var(--orange-glow);
}
.btn-primary:hover { background: var(--orange-dark); transform: translateY(-2px); box-shadow: 0 8px 30px var(--orange-glow); }
.btn-ghost { background: transparent; color: var(--white); border: 1px solid rgba(255,255,255,0.25); }
.btn-ghost:hover { border-color: var(--orange); color: var(--orange); background: var(--orange-glow); }
.btn-lg { padding: 1rem 2.25rem; font-size: 1rem; }
.btn-full { width: 100%; justify-content: center; }

/* ---- SCROLL REVEAL ---- */
.reveal-up, .reveal-left, .reveal-right {
  opacity: 0; transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-up { transform: translateY(40px); }
.reveal-left { transform: translateX(-40px); }
.reveal-right { transform: translateX(40px); }
.revealed { opacity: 1 !important; transform: none !important; }

/* ---- NAVBAR ---- */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  transition: all var(--transition);
}
#navbar.scrolled {
  background: rgba(10,10,10,0.95); backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  box-shadow: 0 4px 40px rgba(0,0,0,0.5);
}
.nav-inner {
  max-width: 1280px; margin: 0 auto; padding: 1.25rem 2rem;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo { display: flex; align-items: center; gap: 0.75rem; }
.nav-logo img { width: 44px; height: 44px; object-fit: contain; }
.nav-brand { font-family: var(--font-display); font-size: 1.4rem; font-weight: 900; letter-spacing: 0.05em; }
.nav-brand-sub { display: block; font-size: 0.65rem; font-weight: 400; letter-spacing: 0.15em; color: var(--gray); font-family: var(--font-alt); text-transform: uppercase; }
.nav-links { display: flex; align-items: center; gap: 0.25rem; }
.nav-links a {
  padding: 0.5rem 0.75rem; font-size: 0.85rem; font-weight: 500;
  color: rgba(255,255,255,0.75); border-radius: 8px;
  transition: all var(--transition);
}
.nav-links a:hover { color: var(--white); background: rgba(255,255,255,0.07); }
.nav-cta {
  background: var(--orange) !important; color: var(--dark) !important;
  margin-left: 0.5rem; font-weight: 700 !important;
}
.nav-cta:hover { background: var(--orange-dark) !important; }
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--white); border-radius: 2px; transition: all var(--transition); }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu {
  display: none; flex-direction: column; gap: 0.25rem;
  padding: 1rem 2rem 1.5rem; background: rgba(10,10,10,0.97);
  border-top: 1px solid rgba(255,255,255,0.05);
}
.mobile-menu a { padding: 0.75rem 0; font-size: 1rem; font-weight: 500; border-bottom: 1px solid rgba(255,255,255,0.05); }
.mobile-cta { color: var(--orange) !important; font-weight: 700 !important; border: none !important; }
.mobile-menu.open { display: flex; }

/* ---- HERO ---- */
#hero {
  position: relative; min-height: 100vh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.5) 100%); z-index: 1; }
.hero-slider { position: absolute; inset: 0; }
.hero-slide {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  opacity: 0; transition: opacity 1.5s ease;
}
.hero-slide.active { opacity: 1; }
.hero-content {
  position: relative; z-index: 2; text-align: center;
  max-width: 900px; padding: 0 2rem;
  margin-top: -80px;
}
.hero-badge {
  display: inline-block;
  background: var(--orange-glow); border: 1px solid var(--orange);
  color: var(--orange); font-family: var(--font-alt); font-size: 0.7rem;
  font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase;
  padding: 0.4rem 1rem; border-radius: 99px; margin-bottom: 1.5rem;
}
.hero-title {
  font-family: var(--font-display); font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 900; line-height: 0.95; letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}
.hero-title-line { display: block; }
.hero-sub {
  font-family: var(--font-alt); font-size: clamp(0.85rem, 2vw, 1rem);
  color: rgba(255,255,255,0.65); letter-spacing: 0.15em; text-transform: uppercase;
  margin-bottom: 2.5rem;
}
.hero-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.hero-stats {
  position: relative; z-index: 2;
  display: flex; align-items: center; gap: 0;
  background: rgba(255,255,255,0.04); backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.08); border-radius: var(--radius-lg);
  padding: 1.5rem 2rem; margin-top: 4rem;
  flex-wrap: wrap; justify-content: center;
}
.hero-stat { text-align: center; padding: 0 2rem; }
.hero-stat-div { width: 1px; height: 40px; background: rgba(255,255,255,0.1); }
.stat-num { font-family: var(--font-display); font-size: 2.5rem; font-weight: 900; color: var(--orange); }
.stat-label { display: block; font-size: 0.75rem; color: var(--gray); margin-top: 0.25rem; letter-spacing: 0.05em; }
.hero-scroll {
  position: absolute; bottom: 2.5rem; left: 50%; transform: translateX(-50%);
  z-index: 2; display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
}
.scroll-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--orange);
  animation: scroll-bounce 1.5s ease infinite;
}
.hero-scroll span { font-size: 0.7rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gray); }
@keyframes scroll-bounce { 0%,100%{transform:translateY(0)} 50%{transform:translateY(8px)} }

/* ---- TICKER ---- */
.ticker-wrap {
  background: var(--orange); overflow: hidden; padding: 0.9rem 0;
}
.ticker {
  display: flex; align-items: center; gap: 2rem; width: max-content;
  animation: ticker-anim 30s linear infinite;
}
.ticker span {
  font-family: var(--font-display); font-size: 1rem; font-weight: 700;
  letter-spacing: 0.1em; color: var(--dark); white-space: nowrap;
}
.ticker-dot { color: var(--dark) !important; opacity: 0.5; }
@keyframes ticker-anim { from{transform:translateX(0)} to{transform:translateX(-50%)} }

/* ---- ABOUT ---- */
.section-about { padding: 7rem 0; background: var(--dark2); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6rem; align-items: center; }
.about-images { position: relative; }
.about-img-main img { width: 100%; border-radius: var(--radius-lg); object-fit: cover; aspect-ratio: 4/3; }
.about-img-badge {
  position: absolute; bottom: -2rem; right: -2rem;
  background: var(--orange); color: var(--dark);
  padding: 1.5rem; border-radius: var(--radius); text-align: center;
  box-shadow: 0 8px 40px var(--orange-glow);
}
.badge-num { display: block; font-family: var(--font-display); font-size: 2.5rem; font-weight: 900; line-height: 1; }
.badge-text { display: block; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; margin-top: 0.25rem; }
.about-img-secondary {
  position: absolute; top: -2rem; right: -4rem;
  width: 180px; border-radius: var(--radius); overflow: hidden;
  border: 4px solid var(--dark2); box-shadow: 0 8px 40px rgba(0,0,0,0.5);
}
.about-img-secondary img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.about-text { color: rgba(255,255,255,0.7); line-height: 1.8; margin-bottom: 1.25rem; font-size: 0.95rem; }
.about-features { margin: 2rem 0; display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
.feature-item { display: flex; align-items: center; gap: 0.75rem; font-size: 0.9rem; font-weight: 500; }
.feature-icon {
  width: 28px; height: 28px; background: var(--orange-glow); border: 1px solid var(--orange);
  border-radius: 6px; display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.feature-icon svg { width: 14px; height: 14px; stroke: var(--orange); }

/* ---- SERVICES ---- */
.section-services { padding: 7rem 0; background: var(--dark); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.service-card {
  background: var(--dark3); border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid rgba(255,255,255,0.05);
  transition: all var(--transition);
}
.service-card:hover { border-color: var(--orange); transform: translateY(-6px); box-shadow: 0 20px 60px rgba(0,0,0,0.4); }
.service-img { position: relative; overflow: hidden; aspect-ratio: 16/9; }
.service-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.service-card:hover .service-img img { transform: scale(1.08); }
.service-overlay {
  position: absolute; inset: 0; background: rgba(251,142,40,0.85);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity var(--transition);
}
.service-card:hover .service-overlay { opacity: 1; }
.service-link { font-weight: 700; font-size: 0.9rem; color: var(--dark); }
.service-body { padding: 1.5rem; }
.service-icon { font-size: 1.5rem; margin-bottom: 0.75rem; }
.service-body h3 { font-family: var(--font-display); font-size: 1.4rem; font-weight: 700; margin-bottom: 0.5rem; }
.service-body p { font-size: 0.875rem; color: var(--gray); line-height: 1.7; margin-bottom: 1rem; }
.service-tag { font-size: 0.75rem; font-weight: 600; color: var(--orange); letter-spacing: 0.05em; }
.service-card-cta {
  background: linear-gradient(135deg, var(--orange) 0%, var(--orange-dark) 100%);
  border-color: transparent !important;
  display: flex; align-items: center; justify-content: center;
}
.service-card-cta:hover { transform: translateY(-6px) !important; box-shadow: 0 20px 60px var(--orange-glow) !important; }
.service-cta-inner { padding: 2rem; text-align: center; }
.service-cta-icon { font-size: 2.5rem; display: block; margin-bottom: 1rem; }
.service-cta-inner h3 { font-family: var(--font-display); font-size: 1.6rem; font-weight: 900; color: var(--dark); margin-bottom: 0.5rem; }
.service-cta-inner p { color: rgba(0,0,0,0.6); font-size: 0.9rem; margin-bottom: 1.5rem; }
.service-cta-inner .btn { background: var(--dark); color: var(--white); }
.service-cta-inner .btn:hover { background: var(--dark2); }

/* ---- GALLERY ---- */
.section-gallery { padding: 7rem 0; background: var(--dark2); }
.gallery-masonry {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem; padding: 0 2rem;
  max-width: 1400px; margin: 0 auto;
}
.gallery-item { position: relative; overflow: hidden; border-radius: var(--radius); cursor: pointer; }
.gallery-item:nth-child(3n+1) { grid-row: span 2; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; min-height: 200px; }
.gallery-item:hover img { transform: scale(1.08); }
.gallery-item-overlay {
  position: absolute; inset: 0; background: rgba(251,142,40,0.85);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity var(--transition);
}
.gallery-item:hover .gallery-item-overlay { opacity: 1; }
.gallery-item-overlay span { font-weight: 700; color: var(--dark); font-size: 0.875rem; }

/* LIGHTBOX */
.lightbox {
  position: fixed; inset: 0; z-index: 10000; background: rgba(0,0,0,0.95);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: all var(--transition);
}
.lightbox.open { opacity: 1; visibility: visible; }
.lightbox-img-wrap img { max-height: 85vh; max-width: 90vw; object-fit: contain; border-radius: var(--radius); }
.lightbox-close {
  position: absolute; top: 1.5rem; right: 1.5rem; width: 44px; height: 44px;
  background: rgba(255,255,255,0.1); border-radius: 50%; color: white; font-size: 1.2rem;
  display: flex; align-items: center; justify-content: center; transition: background var(--transition);
}
.lightbox-close:hover { background: var(--orange); }
.lightbox-prev, .lightbox-next {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 52px; height: 52px; background: rgba(255,255,255,0.1); border-radius: 50%;
  color: white; font-size: 1.8rem; display: flex; align-items: center; justify-content: center;
  transition: background var(--transition);
}
.lightbox-prev { left: 1.5rem; }
.lightbox-next { right: 1.5rem; }
.lightbox-prev:hover, .lightbox-next:hover { background: var(--orange); }

/* ---- PRESS ---- */
.section-press { padding: 7rem 0; background: var(--dark); }
.press-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.press-card {
  background: var(--dark3); border-radius: var(--radius-lg); padding: 2rem;
  border: 1px solid rgba(255,255,255,0.05); display: flex; gap: 1.5rem; align-items: flex-start;
  transition: all var(--transition);
}
.press-card:hover { border-color: var(--orange); transform: translateY(-4px); }
.press-logo {
  font-family: var(--font-display); font-size: 1.8rem; font-weight: 900;
  color: var(--orange); white-space: nowrap; min-width: 80px;
}
.press-content h4 { font-family: var(--font-display); font-size: 1.25rem; font-weight: 700; margin-bottom: 0.5rem; }
.press-content p { font-size: 0.875rem; color: var(--gray); line-height: 1.7; margin-bottom: 0.75rem; }
.press-tag { font-size: 0.7rem; font-weight: 700; color: var(--orange); letter-spacing: 0.15em; text-transform: uppercase; }

/* ---- CTA BANNER ---- */
.section-cta { position: relative; padding: 8rem 0; text-align: center; overflow: hidden; }
.cta-bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.cta-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(0,0,0,0.9) 0%, rgba(251,142,40,0.3) 100%); }
.cta-content { position: relative; z-index: 2; }
.cta-content h2 { font-family: var(--font-display); font-size: clamp(2.5rem, 6vw, 5rem); font-weight: 900; margin-bottom: 1rem; }
.cta-content p { font-size: 1.1rem; color: rgba(255,255,255,0.7); margin-bottom: 2.5rem; }

/* ---- PARTNERS ---- */
.section-partners { padding: 7rem 0; background: var(--dark2); }
.partners-track-wrap { overflow: hidden; mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent); }
.partners-track { display: flex; gap: 2rem; width: max-content; animation: partners-scroll 35s linear infinite; }
.partners-track:hover { animation-play-state: paused; }
.partner-logo {
  width: 160px; height: 80px; flex-shrink: 0;
  background: var(--dark3); border-radius: var(--radius); padding: 1rem;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid rgba(255,255,255,0.05);
  transition: all var(--transition);
}
.partner-logo:hover { border-color: var(--orange); background: var(--dark4); }
.partner-logo img { max-width: 100%; max-height: 100%; object-fit: contain; filter: grayscale(1) brightness(0.7); transition: filter var(--transition); }
.partner-logo:hover img { filter: grayscale(0) brightness(1); }
@keyframes partners-scroll { from{transform:translateX(0)} to{transform:translateX(-50%)} }

/* ---- REVIEWS ---- */
.section-reviews { padding: 7rem 0; background: var(--dark); }
.reviews-avg { display: flex; align-items: center; gap: 1rem; justify-content: center; margin-top: 1rem; }
.avg-num { font-family: var(--font-display); font-size: 3rem; font-weight: 900; color: var(--orange); }
.avg-stars { font-size: 1.25rem; color: #ffc107; }
.avg-label { font-size: 0.85rem; color: var(--gray); }
.reviews-slider-wrap { max-width: 900px; margin: 0 auto; overflow: hidden; }
.reviews-slider { display: flex; transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1); }
.review-card {
  min-width: 100%; padding: 3rem; background: var(--dark3);
  border-radius: var(--radius-lg); border: 1px solid rgba(255,255,255,0.05);
}
.review-stars { font-size: 1.25rem; color: #ffc107; margin-bottom: 1.25rem; }
.review-text { font-size: 1.05rem; line-height: 1.8; color: rgba(255,255,255,0.85); margin-bottom: 1.5rem; font-style: italic; }
.review-author { display: flex; flex-direction: column; }
.review-author strong { font-weight: 700; }
.review-author span { font-size: 0.8rem; color: var(--gray); margin-top: 0.25rem; }
.reviews-nav { display: flex; align-items: center; justify-content: center; gap: 1rem; margin-top: 2rem; }
.reviews-btn {
  width: 44px; height: 44px; background: var(--dark3); border-radius: 50%;
  color: var(--white); font-size: 1.5rem; display: flex; align-items: center; justify-content: center;
  border: 1px solid rgba(255,255,255,0.1); transition: all var(--transition);
}
.reviews-btn:hover { background: var(--orange); border-color: var(--orange); color: var(--dark); }
.reviews-dots { display: flex; gap: 0.5rem; }
.reviews-dot { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,0.2); transition: all var(--transition); cursor: pointer; }
.reviews-dot.active { background: var(--orange); width: 24px; border-radius: 4px; }

/* ---- CONTACT ---- */
.section-contact { padding: 7rem 0; background: var(--dark2); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 4rem; margin-bottom: 4rem; align-items: start; }
.contact-card { display: flex; align-items: flex-start; gap: 1rem; padding: 1.25rem; background: var(--dark3); border-radius: var(--radius); margin-bottom: 1rem; border: 1px solid rgba(255,255,255,0.05); transition: border-color var(--transition); }
.contact-card:hover { border-color: var(--orange); }
.contact-icon { font-size: 1.5rem; line-height: 1; flex-shrink: 0; }
.contact-card h4 { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--orange); margin-bottom: 0.25rem; }
.contact-card p, .contact-card a { font-size: 0.9rem; color: rgba(255,255,255,0.7); line-height: 1.6; }
.contact-card a:hover { color: var(--orange); }
.contact-form-wrap { background: var(--dark3); border-radius: var(--radius-lg); padding: 2.5rem; border: 1px solid rgba(255,255,255,0.05); }
.contact-form h3 { font-family: var(--font-display); font-size: 1.8rem; font-weight: 900; margin-bottom: 1.75rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-size: 0.8rem; font-weight: 600; letter-spacing: 0.05em; color: var(--gray); margin-bottom: 0.4rem; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; background: var(--dark); border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius); padding: 0.75rem 1rem;
  font-family: var(--font-body); font-size: 0.9rem; color: var(--white);
  transition: border-color var(--transition); outline: none; resize: vertical;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--orange); }
.form-group select option { background: var(--dark); }
.form-success { display: none; text-align: center; padding: 2rem; }
.form-success.show { display: block; }
.map-wrap { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid rgba(255,255,255,0.05); }

/* ---- FOOTER ---- */
.footer { background: var(--dark); border-top: 1px solid rgba(255,255,255,0.05); }
.footer-top { padding: 5rem 0 3rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 4rem; }
.footer-brand img { width: 60px; margin-bottom: 1rem; }
.footer-brand p { font-size: 0.85rem; color: var(--gray); line-height: 1.7; margin-bottom: 1.25rem; }
.footer-social {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; background: var(--dark3); border-radius: 10px;
  color: var(--white); transition: all var(--transition); border: 1px solid rgba(255,255,255,0.1);
}
.footer-social svg { width: 18px; height: 18px; }
.footer-social:hover { background: #1877f2; border-color: #1877f2; }
.footer-links h4, .footer-contact h4 { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--white); margin-bottom: 1.25rem; }
.footer-links a { display: block; font-size: 0.875rem; color: var(--gray); padding: 0.3rem 0; transition: color var(--transition); }
.footer-links a:hover { color: var(--orange); }
.footer-contact p, .footer-contact a { display: block; font-size: 0.875rem; color: var(--gray); line-height: 1.7; transition: color var(--transition); }
.footer-contact a:hover { color: var(--orange); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.05); padding: 1.5rem 0; }
.footer-bottom-inner { display: flex; align-items: center; justify-content: space-between; font-size: 0.8rem; color: var(--gray); flex-wrap: wrap; gap: 1rem; }
.footer-legal { display: flex; gap: 1.5rem; }
.footer-legal a:hover { color: var(--orange); }

/* ---- BACK TO TOP ---- */
.back-to-top {
  position: fixed; bottom: 2rem; right: 2rem; z-index: 100;
  width: 48px; height: 48px; background: var(--orange); border-radius: 12px;
  color: var(--dark); display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px var(--orange-glow);
  opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: all var(--transition);
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-4px); box-shadow: 0 8px 30px var(--orange-glow); }
.back-to-top svg { width: 22px; height: 22px; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .about-img-secondary { display: none; }
  .about-img-badge { right: 1rem; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
  .gallery-masonry { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .section-title { font-size: clamp(1.75rem, 6vw, 2.5rem); }
  .services-grid { grid-template-columns: 1fr; }
  .press-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 2rem; }
  .hero-stats { gap: 1rem; }
  .hero-stat { padding: 0 1rem; }
  .hero-stat-div { display: none; }
  .stat-num { font-size: 1.8rem; }
  .gallery-masonry { grid-template-columns: repeat(2, 1fr); }
  .gallery-item:nth-child(3n+1) { grid-row: span 1; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .about-features { grid-template-columns: 1fr; }
  .reviews-slider-wrap { padding: 0; }
  .review-card { padding: 1.75rem; }
  .section-about, .section-services, .section-gallery, .section-press,
  .section-partners, .section-reviews, .section-contact { padding: 4rem 0; }
}

@media (max-width: 480px) {
  .gallery-masonry { grid-template-columns: 1fr 1fr; gap: 0.5rem; }
  .hero-actions { flex-direction: column; align-items: center; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .press-card { flex-direction: column; }
  .contact-form-wrap { padding: 1.5rem; }
}