/* ============================================
   準立企業社 — Company Website Styles
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  --bg-primary: #0a0a0a;
  --bg-secondary: #111111;
  --bg-card: #1a1a1a;
  --bg-card-hover: #222222;
  --accent: #e63946;
  --accent-hover: #ff4d5a;
  --text-primary: #ffffff;
  --text-secondary: #b0b0b0;
  --text-muted: #777777;
  --border-color: #333333;
  --glass-bg: rgba(10, 10, 10, 0.8);
  --glass-border: rgba(255, 255, 255, 0.08);

  --font-body: 'Noto Sans TC', 'Inter', sans-serif;
  --font-heading: 'Montserrat', 'Noto Sans TC', sans-serif;

  --section-padding: 100px 0;
  --container-width: 1200px;
  --gap: 2rem;

  --transition-fast: 0.2s ease;
  --transition-normal: 0.4s ease;
  --transition-slow: 0.8s ease;

}

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

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

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

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

/* --- Container & Utilities --- */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 1rem;
  letter-spacing: 0.02em;
}

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 3.5rem;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--accent);
  margin: 1rem auto 0;
}

.btn-outline {
  display: inline-block;
  padding: 14px 36px;
  border: 2px solid var(--text-primary);
  border-radius: 50px;
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-outline:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--text-primary);
  transform: scale(1.05);
}

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

.btn-outline-accent:hover {
  background: var(--accent);
  color: var(--text-primary);
}

/* --- Navbar --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.2rem 0;
  transition: all var(--transition-normal);
}

.navbar.scrolled {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--glass-border);
  padding: 0.8rem 0;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  line-height: 1.2;
}

.nav-logo-img {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.nav-logo-text {
  display: flex;
  flex-direction: column;
}

.nav-logo-main {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
}

.nav-logo-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.15em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition-fast);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-cta {
  padding: 10px 24px;
  font-size: 0.85rem;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
  background: none;
  border: none;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition-fast);
}

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

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

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

/* Mobile Nav Overlay */
.mobile-nav {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}

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

.mobile-nav a {
  font-size: 1.4rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

/* --- Hero Section --- */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('https://images.unsplash.com/photo-1565043589221-1a6fd9ae45c7?w=1920&q=80');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-bg::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    to bottom,
    rgba(10, 10, 10, 0.7) 0%,
    rgba(10, 10, 10, 0.5) 50%,
    rgba(10, 10, 10, 0.85) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 900px;
  padding: 0 2rem;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 1.5rem;
  min-height: 3.6em;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
}

.hero-nav-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1rem;
  max-width: 600px;
  margin: 0 auto;
}

.hero-nav-grid .btn-outline {
  text-align: center;
  padding: 12px 28px;
  font-size: 0.9rem;
}

.hero-nav-grid .btn-outline:nth-child(1) { grid-column: 1 / 3; }
.hero-nav-grid .btn-outline:nth-child(2) { grid-column: 3 / 5; }
.hero-nav-grid .btn-outline:nth-child(3) { grid-column: 5 / 7; }
.hero-nav-grid .btn-outline:nth-child(4) { grid-column: 2 / 4; }
.hero-nav-grid .btn-outline:nth-child(5) { grid-column: 4 / 6; }

/* --- Sub-page hero banner --- */
.page-hero {
  position: relative;
  height: 40vh;
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  margin-top: 60px;
}

.page-hero::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(10,10,10,0.7) 0%, rgba(10,10,10,0.5) 50%, rgba(10,10,10,0.85) 100%);
}

.page-hero h1 {
  position: relative;
  z-index: 1;
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.page-hero h1::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--accent);
  margin: 1rem auto 0;
}

.page-hero-services { background-image: url('https://images.unsplash.com/photo-1504917595217-d4dc5ebe6122?w=1920&q=80'); }
.page-hero-equipment { background-image: url('https://images.unsplash.com/photo-1513828583688-c52646db42da?w=1920&q=80'); }
.page-hero-portfolio { background-image: url('https://images.unsplash.com/photo-1504328345606-18bbc8c9d7d1?w=1920&q=80'); }
.page-hero-about { background-image: url('https://images.unsplash.com/photo-1590959651373-a3db0f38a961?w=1920&q=80'); }
.page-hero-faq { background-image: url('https://images.unsplash.com/photo-1519389950473-47ba0277781c?w=1920&q=80'); }

/* --- Sub-page section spacing --- */
.page-section {
  padding-top: 80px;
  padding-bottom: 80px;
}

/* --- Services Section --- */
.services {
  padding: var(--section-padding);
  background: var(--bg-primary);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--gap);
  max-width: 1000px;
  margin: 0 auto;
}

.services-grid .service-card:nth-child(1) { grid-column: 1 / 3; }
.services-grid .service-card:nth-child(2) { grid-column: 3 / 5; }
.services-grid .service-card:nth-child(3) { grid-column: 5 / 7; }
.services-grid .service-card:nth-child(4) { grid-column: 2 / 4; }
.services-grid .service-card:nth-child(5) { grid-column: 4 / 6; }

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
  text-align: center;
  transition: all var(--transition-normal);
}

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

.service-card-img {
  width: 100%;
  height: 180px;
  overflow: hidden;
}

.service-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.service-card:hover .service-card-img img {
  transform: scale(1.08);
}

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  padding: 1.2rem;
}

/* --- Quality Banner --- */
.quality-banner {
  padding: 80px 0;
  background: var(--bg-secondary);
  text-align: center;
}

.quality-banner h2 {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 2rem;
  line-height: 1.5;
}

/* --- Parallax Section --- */
.parallax {
  position: relative;
  min-height: 400px;
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.parallax::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 10, 10, 0.4);
}

.parallax-1 {
  background-image: url('../images/factory-interior.jpg');
}

.parallax-2 {
  background-image: url('../images/steel-tubes-lathe.jpg');
}

/* --- Equipment Section --- */
.equipment {
  padding: var(--section-padding);
  background: var(--bg-primary);
}

.equipment-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--gap);
}

.equipment-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
  transition: all var(--transition-normal);
}

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

.equipment-card-img {
  width: 100%;
  height: 220px;
  overflow: hidden;
}

.equipment-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.equipment-card:hover .equipment-card-img img {
  transform: scale(1.08);
}

.equipment-card-body {
  padding: 1.5rem;
}

.equipment-card-body h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.equipment-card-body p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* --- Portfolio Section --- */
.portfolio {
  padding: var(--section-padding);
  background: var(--bg-secondary);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.portfolio-item {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 4px;
  cursor: pointer;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.portfolio-item:hover img {
  transform: scale(1.08);
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(230, 57, 70, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-overlay span {
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}

/* --- Lightbox --- */
.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.92);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.lightbox.active {
  display: flex;
}

.lightbox img {
  max-width: 90%;
  max-height: 85vh;
  object-fit: contain;
  border-radius: 4px;
  cursor: default;
}

.lightbox-title {
  position: absolute;
  top: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  z-index: 2001;
  background: rgba(0, 0, 0, 0.6);
  padding: 6px 20px;
  border-radius: 4px;
  white-space: nowrap;
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 2rem;
  font-size: 2.5rem;
  color: var(--text-primary);
  cursor: pointer;
  background: none;
  border: none;
  line-height: 1;
  transition: color var(--transition-fast);
  z-index: 2001;
}

.lightbox-close:hover {
  color: var(--accent);
}

.lightbox-prev,
.lightbox-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2.5rem;
  color: var(--text-primary);
  cursor: pointer;
  background: rgba(0, 0, 0, 0.5);
  border: none;
  padding: 1rem 1.2rem;
  border-radius: 4px;
  transition: all var(--transition-fast);
  z-index: 2001;
}

.lightbox-prev { left: 1rem; }
.lightbox-next { right: 1rem; }

.lightbox-prev:hover,
.lightbox-next:hover {
  background: var(--accent);
}

body.lightbox-open {
  overflow: hidden;
  position: fixed;
  width: 100%;
  height: 100%;
}

@media (max-width: 768px) {
  .lightbox-prev,
  .lightbox-next {
    font-size: 1.8rem;
    padding: 0.8rem 1rem;
  }

  .lightbox-prev { left: 0.5rem; }
  .lightbox-next { right: 0.5rem; }
}

/* --- Advantages / Counter Section --- */
.advantages {
  padding: var(--section-padding);
  background: var(--bg-primary);
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
  text-align: center;
}

.advantage-item {
  padding: 2rem 1rem;
}

.advantage-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 1rem;
}

.advantage-icon svg {
  width: 100%;
  height: 100%;
  stroke: var(--accent);
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.advantage-number {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.advantage-number .suffix {
  font-size: 1.5rem;
}

.advantage-label {
  color: var(--text-secondary);
  font-size: 1rem;
}

/* --- About Section --- */
.about {
  padding: var(--section-padding);
  background: var(--bg-secondary);
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image {
  border-radius: 8px;
  overflow: hidden;
}

.about-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

.about-text h3 {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.about-text p {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.9;
}

/* --- FAQ Section --- */
.faq {
  padding: var(--section-padding);
  background: var(--bg-primary);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--border-color);
}

.faq-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 0;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.faq-header:hover {
  color: var(--accent);
}

.faq-header h3 {
  font-size: 1.1rem;
  font-weight: 500;
}

.faq-icon {
  font-size: 1.5rem;
  transition: transform var(--transition-normal);
  color: var(--accent);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

.faq-answer p {
  padding: 0 0 1.5rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* --- Contact Info Section --- */
.contact-info {
  padding: var(--section-padding);
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

.contact-info::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(230, 57, 70, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.contact-info::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -10%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(230, 57, 70, 0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.contact-info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
  margin-top: 3rem;
  position: relative;
  z-index: 1;
}

.contact-info-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 2.5rem 2rem;
  text-align: center;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.contact-info-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform var(--transition-normal);
}

.contact-info-item:hover {
  border-color: var(--accent);
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(230, 57, 70, 0.15);
}

.contact-info-item:hover::before {
  transform: scaleX(1);
}

.contact-info-item .icon-circle {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(230, 57, 70, 0.1);
  border-radius: 50%;
  transition: all var(--transition-normal);
}

.contact-info-item:hover .icon-circle {
  background: var(--accent);
  transform: scale(1.1);
}

.contact-info-item svg {
  width: 28px;
  height: 28px;
  stroke: var(--accent);
  fill: none;
  stroke-width: 1.5;
  transition: stroke var(--transition-normal);
}

.contact-info-item:hover svg {
  stroke: var(--text-primary);
}

.contact-info-item h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1rem;
  letter-spacing: 0.02em;
}

.contact-info-item p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.9;
}

.contact-info-item a {
  color: var(--text-primary);
  font-weight: 500;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: all var(--transition-fast);
}

.contact-info-item a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.contact-phone-buttons {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.phone-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color) !important;
  border-radius: 6px;
  color: var(--text-primary) !important;
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none !important;
  transition: all var(--transition-fast);
}

.phone-btn:hover {
  border-color: var(--accent) !important;
  color: var(--accent) !important;
  background: rgba(230, 57, 70, 0.08);
}

.phone-btn svg {
  flex-shrink: 0;
  stroke: var(--accent);
}

.phone-label {
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--text-muted);
  margin-left: 2px;
}

.social-links {
  text-align: center;
  margin-top: 3rem;
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  position: relative;
  z-index: 1;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 50px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.social-links a:hover {
  color: var(--text-primary);
  border-color: var(--accent);
  background: rgba(230, 57, 70, 0.1);
}

/* --- Contact Form Section --- */
.contact-form-section {
  padding: var(--section-padding);
  background: var(--bg-primary);
}

.contact-form-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-form-text h2 {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 1.5rem;
}

.contact-form-text p {
  color: var(--text-secondary);
  line-height: 1.8;
}

.contact-quick-call {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 2rem;
}

.contact-quick-call a {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text-primary);
  font-size: 1.1rem;
  font-weight: 500;
  padding: 0.75rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  transition: all var(--transition-fast);
}

.contact-quick-call a:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.contact-quick-call a svg {
  flex-shrink: 0;
}

.map-container {
  margin-top: 2rem;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.map-container iframe {
  width: 100%;
  height: 250px;
  border: 0;
  filter: grayscale(0.8) brightness(0.7) contrast(1.1);
  transition: filter var(--transition-normal);
}

.map-container:hover iframe {
  filter: grayscale(0) brightness(1) contrast(1);
}

.google-form-embed {
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  background: #fff;
}

.google-form-embed iframe {
  width: 100%;
  height: 600px;
  border: 0;
}

/* --- Footer --- */
.footer {
  padding: 3rem 0;
  background: #050505;
  border-top: 1px solid var(--border-color);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
}

.footer-logo-img {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.footer-info {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-info span {
  margin: 0 0.5rem;
}

.footer-copyright {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* --- Back to Top Button --- */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  background: var(--accent);
  border: none;
  border-radius: 50%;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-normal);
  z-index: 900;
  box-shadow: 0 4px 15px rgba(230, 57, 70, 0.4);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--accent-hover);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(230, 57, 70, 0.5);
}

/* --- Scroll Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }

/* --- Responsive --- */
@media (max-width: 1024px) {
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .about-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 70px 0;
  }

  .nav-links {
    display: none;
  }

  .nav-cta.desktop-only {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .hero-title {
    font-size: 1.4rem;
  }

  .hero-subtitle {
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
  }

  .hero-nav-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.6rem;
    max-width: 100%;
  }

  .hero-nav-grid .btn-outline {
    padding: 10px 20px;
    font-size: 0.85rem;
    letter-spacing: 0;
    white-space: nowrap;
  }

  .hero-nav-grid .btn-outline:nth-child(n) {
    grid-column: auto;
  }

  .section-title {
    font-size: 1.8rem;
  }

  .page-hero h1 {
    font-size: 1.8rem;
  }

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

  .services-grid .service-card:nth-child(n) {
    grid-column: auto;
  }

  .advantages-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .advantage-number {
    font-size: 2.5rem;
  }

  .contact-info-grid {
    grid-template-columns: 1fr;
  }

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

  .parallax {
    background-attachment: scroll;
    min-height: 250px;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }

  .footer-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
  }

  .footer-info span:nth-child(2) {
    display: none;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.2rem;
  }

  .hero-nav-grid .btn-outline {
    padding: 9px 16px;
    font-size: 0.8rem;
  }

  .section-title {
    font-size: 1.6rem;
  }

  .quality-banner h2 {
    font-size: 1.4rem;
  }

  .advantage-number {
    font-size: 2rem;
  }

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

  .contact-form-text h2 {
    font-size: 1.6rem;
  }
}