/* ===== Watson Ice - Main Stylesheet ===== */
/* Modern Minimal + Rugged Industrial */

/* --- CSS Variables --- */
:root {
  /* Primary palette - icy blues & industrial darks */
  --color-ice-white: #f0f6fa;
  --color-frost: #d4e8f3;
  --color-ice-blue: #2471a3;
  --color-deep-blue: #1a5276;
  --color-steel: #2c3e50;
  --color-charcoal: #1b2631;
  --color-dark: #0d1b2a;
  --color-accent: #2e86c1;
  --color-accent-glow: rgba(46, 134, 193, 0.15);
  --color-warm: #e67e22;
  --color-text: #e8edf1;
  --color-text-muted: #94a3b8;
  --color-border: rgba(77, 168, 218, 0.2);

  /* Typography */
  --font-heading: 'Inter', 'Segoe UI', system-ui, sans-serif;
  --font-body: 'Inter', 'Segoe UI', system-ui, sans-serif;

  /* Spacing */
  --section-padding: 6rem 2rem;
  --container-max: 1200px;
  --radius: 8px;
  --radius-lg: 16px;
}

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

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

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

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--color-ice-blue);
}

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

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 2rem;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-ice-white);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.6rem); }
h4 { font-size: 1.15rem; }

p {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  max-width: 65ch;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1rem;
  padding: 0.35rem 1rem;
  border: 1px solid var(--color-accent);
  border-radius: 50px;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  letter-spacing: 0.02em;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-ice-blue), var(--color-accent));
  color: var(--color-dark);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(77, 168, 218, 0.35);
  color: var(--color-dark);
}

.btn-outline {
  background: transparent;
  color: var(--color-ice-white);
  border: 2px solid var(--color-border);
}

.btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-2px);
}

.btn-warm {
  background: linear-gradient(135deg, var(--color-warm), #f39c12);
  color: var(--color-dark);
}

.btn-warm:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(230, 126, 34, 0.35);
  color: var(--color-dark);
}

/* --- Header / Navigation --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(15, 25, 35, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  transition: all 0.3s ease;
}

.site-header.scrolled {
  background: rgba(15, 25, 35, 0.95);
}

.nav-wrapper {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.logo img {
  height: 42px;
  width: auto;
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-ice-white);
  letter-spacing: -0.01em;
}

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

.nav-links {
  display: flex;
  list-style: none;
  gap: 0.5rem;
  align-items: center;
}

.nav-links a {
  padding: 0.5rem 1rem;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius);
  transition: all 0.3s ease;
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-ice-white);
  background: rgba(77, 168, 218, 0.1);
}

.nav-cta {
  margin-left: 0.5rem;
}

.nav-cta .btn {
  padding: 0.6rem 1.5rem;
  font-size: 0.85rem;
}

/* Mobile menu */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-ice-white);
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: var(--section-padding);
  padding-top: 8rem;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-charcoal) 50%, var(--color-steel) 100%);
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(77, 168, 218, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(0, 188, 212, 0.06) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.hero h1 {
  margin-bottom: 1.5rem;
}

.hero h1 .highlight {
  background: linear-gradient(135deg, var(--color-ice-blue), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 3rem;
  margin-top: 4rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--color-border);
}

.stat-item h3 {
  font-size: 2rem;
  color: var(--color-accent);
  margin-bottom: 0.25rem;
}

.stat-item p {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* Decorative ice crystal */
.hero-visual {
  position: absolute;
  right: -5%;
  top: 50%;
  transform: translateY(-50%);
  width: 600px;
  height: 600px;
  opacity: 0.07;
  z-index: 1;
}

.ice-crystal {
  width: 100%;
  height: 100%;
  background: conic-gradient(from 0deg, var(--color-ice-blue), var(--color-accent), var(--color-frost), var(--color-ice-blue));
  clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
  animation: slowRotate 60s linear infinite;
}

@keyframes slowRotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* --- Services/Products Grid --- */
.services-section {
  padding: var(--section-padding);
  background: var(--color-charcoal);
  position: relative;
}

.services-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header p {
  margin: 1rem auto 0;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.service-card {
  background: rgba(15, 25, 35, 0.6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-ice-blue), var(--color-accent));
  transform: scaleX(0);
  transition: transform 0.4s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(77, 168, 218, 0.4);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

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

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: var(--color-accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

.service-card h3 {
  margin-bottom: 0.75rem;
}

.service-card p {
  font-size: 0.95rem;
  line-height: 1.7;
}

.service-card .learn-more {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-accent);
}

.service-card .learn-more:hover {
  gap: 0.75rem;
}

/* --- Why Choose Us --- */
.why-section {
  padding: var(--section-padding);
  background: var(--color-dark);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.why-item {
  text-align: center;
  padding: 2rem 1.5rem;
}

.why-number {
  font-size: 3rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-ice-blue), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
}

.why-item h4 {
  margin-bottom: 0.75rem;
}

/* --- CTA Banner --- */
.cta-banner {
  padding: 5rem 2rem;
  background: linear-gradient(135deg, var(--color-deep-blue), var(--color-steel));
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at center, rgba(0, 188, 212, 0.08), transparent 60%);
  pointer-events: none;
}

.cta-banner h2 {
  margin-bottom: 1rem;
  position: relative;
}

.cta-banner p {
  margin: 0 auto 2rem;
  font-size: 1.1rem;
  position: relative;
}

.cta-banner .btn {
  position: relative;
}

/* --- Footer --- */
.site-footer {
  background: var(--color-charcoal);
  border-top: 1px solid var(--color-border);
  padding: 4rem 2rem 2rem;
}

.footer-grid {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  margin-top: 1rem;
  font-size: 0.9rem;
}

.footer-column h4 {
  margin-bottom: 1.25rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-ice-white);
}

.footer-column ul {
  list-style: none;
}

.footer-column ul li {
  margin-bottom: 0.75rem;
}

.footer-column ul a {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.footer-column ul a:hover {
  color: var(--color-accent);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.footer-contact-item .icon {
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-bottom {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* --- Page Banner (for inner pages) --- */
.page-banner {
  padding: 10rem 2rem 4rem;
  background: linear-gradient(135deg, var(--color-dark), var(--color-charcoal));
  text-align: center;
  position: relative;
}

.page-banner::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.page-banner h1 {
  margin-bottom: 1rem;
}

.page-banner p {
  margin: 0 auto;
  font-size: 1.15rem;
}

/* --- Contact Form --- */
.contact-section {
  padding: var(--section-padding);
  background: var(--color-dark);
}

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

.contact-info-card {
  background: rgba(28, 40, 51, 0.5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

.contact-info-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
  align-items: flex-start;
}

.contact-info-item:last-child {
  margin-bottom: 0;
}

.contact-info-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--color-accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-accent);
}

.contact-info-item h4 {
  margin-bottom: 0.25rem;
}

.contact-info-item p {
  font-size: 0.95rem;
}

.contact-form {
  background: rgba(28, 40, 51, 0.5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-ice-white);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  background: rgba(15, 25, 35, 0.8);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-ice-white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-glow);
}

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

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.form-submit {
  margin-top: 0.5rem;
}

.form-submit .btn {
  width: 100%;
  justify-content: center;
  padding: 1rem;
  font-size: 1rem;
}

/* --- Products Page --- */
.products-section {
  padding: var(--section-padding);
  background: var(--color-dark);
}

.product-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  margin-bottom: 5rem;
  padding-bottom: 5rem;
  border-bottom: 1px solid var(--color-border);
}

.product-detail:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.product-detail:nth-child(even) {
  direction: rtl;
}

.product-detail:nth-child(even) > * {
  direction: ltr;
}

.product-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--color-charcoal), var(--color-steel));
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
}

.product-image .placeholder-icon {
  font-size: 4rem;
  opacity: 0.3;
}

.product-info h3 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
}

.product-info p {
  margin-bottom: 1.5rem;
}

.product-features {
  list-style: none;
  margin-bottom: 2rem;
}

.product-features li {
  padding: 0.5rem 0;
  padding-left: 1.75rem;
  position: relative;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.product-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

/* --- About Page --- */
.about-section {
  padding: var(--section-padding);
}

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

.about-text h2 {
  margin-bottom: 1.5rem;
}

.about-text p {
  margin-bottom: 1.5rem;
}

.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 1;
  background: linear-gradient(135deg, var(--color-charcoal), var(--color-steel));
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
}

.values-section {
  padding: var(--section-padding);
  background: var(--color-charcoal);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.value-card {
  padding: 2rem;
  background: rgba(15, 25, 35, 0.4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-align: center;
}

.value-card .value-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.value-card h4 {
  margin-bottom: 0.75rem;
}

/* --- Map Embed --- */
.map-section {
  height: 400px;
  background: var(--color-charcoal);
  position: relative;
}

.map-section iframe {
  width: 100%;
  height: 100%;
  border: none;
  filter: grayscale(0.5) brightness(0.8);
}

/* --- Responsive --- */
@media (max-width: 968px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

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

  .product-detail {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .product-detail:nth-child(even) {
    direction: ltr;
  }

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

  .hero-stats {
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 4rem 1.5rem;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(15, 25, 35, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 1.5rem;
    border-bottom: 1px solid var(--color-border);
  }

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

  .nav-links a {
    padding: 0.75rem 1rem;
    width: 100%;
  }

  .nav-cta {
    margin-left: 0;
    width: 100%;
  }

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

  .menu-toggle {
    display: flex;
  }

  .hero {
    min-height: auto;
    padding-top: 7rem;
    padding-bottom: 4rem;
  }

  .hero-visual {
    display: none;
  }

  .hero-stats {
    flex-direction: column;
    gap: 1.5rem;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .hero-buttons .btn {
    width: 100%;
    justify-content: center;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

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