/* ==========================================================================
   STYLE.CSS — Atelier Polytech  ·  Main Design System & Layout
   Dependencies: themes.css (loaded first), animations.css (loaded after)
   ========================================================================== */

/* --------------------------------------------------------------------------
   0. GOOGLE FONTS
   -------------------------------------------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Outfit:wght@600;700;800&display=swap');

/* --------------------------------------------------------------------------
   1. MODERN CSS RESET
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -moz-text-size-adjust: none;
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  scroll-behavior: smooth;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
}

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

ul,
ol {
  list-style: none;
}

/* --------------------------------------------------------------------------
   2. TYPOGRAPHY
   -------------------------------------------------------------------------- */
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  font-weight: 400;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', 'Inter', sans-serif;
  line-height: 1.2;
  font-weight: 700;
  color: var(--text-primary);
}

h1 { font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 800; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.6rem); }
h4 { font-size: 1.15rem; }

p {
  color: var(--text-secondary);
  max-width: 72ch; /* readable measure */
}

/* --------------------------------------------------------------------------
   3. SELECTION & SCROLLBAR
   -------------------------------------------------------------------------- */
::selection {
  background-color: var(--accent);
  color: #fff;
}

/* Webkit scrollbar (Chrome, Edge, Safari) */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--accent-dark);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

/* --------------------------------------------------------------------------
   4. CONTAINER
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: 1280px;
  margin-inline: auto;
  padding-inline: 1.25rem;
}

@media (min-width: 768px) {
  .container { padding-inline: 2rem; }
}

@media (min-width: 1280px) {
  .container { padding-inline: 2.5rem; }
}

/* --------------------------------------------------------------------------
   5. NAVIGATION BAR
   Fixed top · glassmorphism · z-1000
   -------------------------------------------------------------------------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--nav-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  padding: 0.75rem 0;
}

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

/* ---------- Logo ---------- */
.navbar__logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--text-primary);
  white-space: nowrap;
  flex-shrink: 0;
}

.navbar__logo-accent {
  color: var(--accent);
}

.navbar__logo img {
  height: 36px;
  width: auto;
}

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

.navbar__link {
  position: relative;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.4rem 0;
  white-space: nowrap;
}

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

/* Underline grows from center on hover (see animations.css for keyframe) */
.navbar__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
  transition: width 0.3s ease, left 0.3s ease;
}

.navbar__link:hover::after,
.navbar__link.active::after {
  width: 100%;
  left: 0;
}

/* ---------- Right-side controls ---------- */
.navbar__actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
}

/* ---------- Glowing Contact Us CTA Button ---------- */
.btn-contact-glow {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1.6rem;
  font-size: 0.85rem;
  font-weight: 600;
  font-family: 'Outfit', 'Inter', sans-serif;
  letter-spacing: 0.04em;
  text-decoration: none;
  color: #ffffff;
  background: linear-gradient(135deg, #00c6ff 0%, #7c3aed 50%, #f43f5e 100%);
  background-size: 200% 200%;
  animation: contactGlowHue 4s ease infinite;
  border: none;
  border-radius: 100px;
  cursor: pointer;
  overflow: hidden;
  white-space: nowrap;
  z-index: 1;
  box-shadow:
    0 0 15px rgba(124, 58, 237, 0.4),
    0 0 30px rgba(0, 198, 255, 0.2),
    0 2px 8px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s ease;
}

.btn-contact-glow:hover {
  transform: translateY(-2px) scale(1.04);
  box-shadow:
    0 0 25px rgba(124, 58, 237, 0.6),
    0 0 50px rgba(0, 198, 255, 0.35),
    0 0 80px rgba(244, 63, 94, 0.2),
    0 4px 16px rgba(0, 0, 0, 0.4);
}

.btn-contact-glow:active {
  transform: translateY(0) scale(0.98);
}

.btn-contact-glow__text {
  position: relative;
  z-index: 2;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

/* Moving shine / streak effect */
.btn-contact-glow__shine {
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  z-index: 1;
  animation: contactShine 3s ease-in-out infinite;
}

@keyframes contactGlowHue {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes contactShine {
  0%   { left: -100%; }
  60%  { left: 150%; }
  100% { left: 150%; }
}

/* Light mode adjustments */
[data-theme='light'] .btn-contact-glow {
  box-shadow:
    0 0 15px rgba(124, 58, 237, 0.25),
    0 0 30px rgba(0, 198, 255, 0.15),
    0 2px 8px rgba(0, 0, 0, 0.1);
}

[data-theme='light'] .btn-contact-glow:hover {
  box-shadow:
    0 0 25px rgba(124, 58, 237, 0.4),
    0 0 50px rgba(0, 198, 255, 0.25),
    0 0 80px rgba(244, 63, 94, 0.15),
    0 4px 16px rgba(0, 0, 0, 0.15);
}

/* ---------- Hamburger ---------- */
.navbar__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1002;
}

.navbar__hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Hamburger → X morph when .open */
.navbar__hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.navbar__hamburger.open span:nth-child(2) {
  opacity: 0;
}

.navbar__hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- Mobile nav overlay ---------- */
.navbar__mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: min(320px, 85vw);
  height: 100vh;
  background: var(--bg-secondary);
  border-left: 1px solid var(--border-color);
  padding: 5rem 2rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
  z-index: 1001;
  transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
}

.navbar__mobile-menu.open {
  right: 0;
}

.navbar__mobile-menu .navbar__link {
  font-size: 1.1rem;
  display: block;
}

/* Mobile backdrop */
.navbar__backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.navbar__backdrop.visible {
  opacity: 1;
  pointer-events: auto;
}

/* --------------------------------------------------------------------------
   6. HERO SECTION
   Full viewport · background image · gradient overlay
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 8rem 1.5rem 4rem;
  overflow: hidden;
}

/* Background image + dark overlay */
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  opacity: 0.88;
  z-index: 1;
}

.hero__canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2; /* Below content but above background */
  pointer-events: none;
  opacity: 0.8; /* Subtle background effect */
}

/* Particle canvas / container */
.hero__particles {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}

/* Content */
.hero__content {
  position: relative;
  z-index: 3;
  max-width: 820px;
}

.hero__badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--border-accent);
  padding: 0.45rem 1.2rem;
  border-radius: 100px;
  margin-bottom: 1.6rem;
  background: var(--accent-glow);
}

.hero__title {
  margin-bottom: 1.4rem;
}

/* Gradient text effect on main heading */
.hero__title .gradient-text {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  margin-bottom: 2.4rem;
  max-width: 600px;
  margin-inline: auto;
}

.hero__cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* --------------------------------------------------------------------------
   7. STATS BAR
   -------------------------------------------------------------------------- */
.stats-bar {
  position: relative;
  z-index: 4;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: 2.5rem 0;
}

.stats-bar__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stats-bar__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
}

.stats-bar__number {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800;
  color: var(--accent);
  line-height: 1.1;
}

.stats-bar__label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* --------------------------------------------------------------------------
   8. SECTION BASE STYLES
   -------------------------------------------------------------------------- */
.section {
  padding: 100px 0;
  position: relative;
}

.section--alt {
  background: var(--bg-secondary);
}

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

.section__title {
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

/* Accent underline decoration below section titles */
.section__title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--gradient-accent);
  border-radius: 2px;
  margin: 0.8rem auto 0;
}

.section__subtitle {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 600px;
  margin-inline: auto;
}

/* --------------------------------------------------------------------------
   9. ABOUT SECTION
   Two columns: image | text + feature cards
   -------------------------------------------------------------------------- */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about__image-wrapper {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about__image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Accent corner decoration */
.about__image-wrapper::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  border-radius: 22px;
  background: var(--gradient-accent);
  z-index: -1;
  opacity: 0.4;
}

.about__text h2 {
  margin-bottom: 1.2rem;
}

.about__text p {
  margin-bottom: 1.5rem;
}

/* Feature cards grid (small highlights) */
.about__features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  margin-top: 2rem;
}

.about__feature-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 1.25rem;
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
}

.about__feature-icon {
  font-size: 1.6rem;
  flex-shrink: 0;
  color: var(--accent);
}

.about__feature-card h4 {
  font-size: 0.95rem;
  margin-bottom: 0.2rem;
}

.about__feature-card p {
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   10. SERVICES SECTION
   Grid of 6 service cards
   -------------------------------------------------------------------------- */
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.8rem;
}

.service-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2.2rem 1.8rem;
  overflow: hidden;
  transition:
    transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
    box-shadow 0.35s ease,
    border-color 0.3s ease;
}

/* Gradient overlay on hover */
.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-card);
  opacity: 0;
  transition: opacity 0.35s ease;
  border-radius: inherit;
  pointer-events: none;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  border-color: var(--border-accent);
  background: var(--bg-card-hover);
}

.service-card:hover::before {
  opacity: 1;
}

.service-card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  border-radius: 14px;
  background: var(--accent-glow);
  color: var(--accent);
  margin-bottom: 1.4rem;
  border: 1px solid var(--border-accent);
}

.service-card__title {
  margin-bottom: 0.6rem;
}

.service-card__desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* --------------------------------------------------------------------------
   11. PROCESS SECTION
   Container for the injection molding SVG animation
   -------------------------------------------------------------------------- */
.process__wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.process__steps {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.process-step {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.2rem 1.4rem;
  border-radius: 12px;
  border: 1px solid transparent;
  background: var(--bg-card);
  transition:
    border-color 0.3s ease,
    background-color 0.3s ease,
    box-shadow 0.3s ease;
}

.process-step.active {
  border-color: var(--border-accent);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-glow);
}

.process-step__number {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  background: var(--accent-glow);
  color: var(--accent);
  border: 1px solid var(--border-accent);
  flex-shrink: 0;
}

.process-step.active .process-step__number {
  background: var(--gradient-accent);
  color: #fff;
  border-color: var(--accent);
}

.process-step__title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.2rem;
}

.process-step__desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   12. INDUSTRIES SECTION
   -------------------------------------------------------------------------- */
.industries__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.8rem;
}

.industry-card {
  text-align: center;
  padding: 2.2rem 1.5rem;
  border-radius: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  transition:
    transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
    box-shadow 0.35s ease,
    border-color 0.3s ease;
}

.industry-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md), var(--shadow-glow);
  border-color: var(--border-accent);
}

.industry-card__icon {
  font-size: 2.6rem;
  margin-bottom: 1rem;
  color: var(--accent);
}

.industry-card__name {
  font-size: 1rem;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   13. PRODUCTS GALLERY
   Filter buttons + masonry-like grid
   -------------------------------------------------------------------------- */
.products__filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
  margin-bottom: 3rem;
}

.products__filter-btn {
  padding: 0.5rem 1.4rem;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 500;
  border: 1px solid var(--border-color);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition:
    background-color 0.3s ease,
    color 0.3s ease,
    border-color 0.3s ease;
}

.products__filter-btn:hover,
.products__filter-btn.active {
  background: var(--gradient-accent);
  color: #fff;
  border-color: var(--accent);
}

.products__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* Product card */
.product-card {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: box-shadow 0.35s ease;
}

.product-card:hover {
  box-shadow: var(--shadow-lg);
}

.product-card__image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Overlay text on hover */
.product-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 14, 23, 0.85) 0%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.4rem;
  opacity: 0;
  transition: opacity 0.35s ease;
}

.product-card:hover .product-card__overlay {
  opacity: 1;
}

.product-card__overlay h4 {
  color: #fff;
  font-size: 1.05rem;
  margin-bottom: 0.3rem;
}

.product-card__overlay p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.82rem;
}

/* Product info below image (always visible) */
.product-card__info {
  padding: 1.2rem 1.4rem;
}

.product-card__info h4 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.product-card__info p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   14. CONTACT SECTION
   Two columns: form | info
   -------------------------------------------------------------------------- */
.contact__grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3.5rem;
  align-items: start;
}

/* Form */
.contact__form {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* Floating label input group */
.form-group {
  position: relative;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 1rem 0 0.6rem;
  font-size: 0.95rem;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.3s ease;
}

.form-group select {
  cursor: pointer;
  appearance: none;
  padding-right: 1.5rem;
}

.form-group select option {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-group label {
  position: absolute;
  left: 0;
  top: 0.9rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  pointer-events: none;
  transition: transform 0.3s ease, font-size 0.3s ease, color 0.3s ease;
  transform-origin: left center;
}

/* Float label up when focused, filled, or if it's a select dropdown */
.form-group input:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label,
.form-group textarea:focus ~ label,
.form-group textarea:not(:placeholder-shown) ~ label,
.form-group select ~ label {
  transform: translateY(-1.1rem);
  font-size: 0.75rem;
  color: var(--accent);
}

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

/* Focus line animation */
.form-group::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-accent);
  transition: width 0.4s ease;
}

.form-group:focus-within::after {
  width: 100%;
}

/* Contact info column */
.contact__info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact__info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact__info-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--accent-glow);
  color: var(--accent);
  font-size: 1.2rem;
  flex-shrink: 0;
  border: 1px solid var(--border-accent);
}

.contact__info-item h4 {
  font-size: 0.95rem;
  margin-bottom: 0.2rem;
}

.contact__info-item p {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* Map embed wrapper */
.contact__map {
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  aspect-ratio: 16 / 9;
  margin-top: 1rem;
}

.contact__map iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* --------------------------------------------------------------------------
   15. FOOTER
   Multi-column: company info | quick links | services | newsletter
   -------------------------------------------------------------------------- */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 5rem 0 2rem;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer__brand h3 {
  font-family: 'Outfit', sans-serif;
  font-size: 1.3rem;
  margin-bottom: 1rem;
}

.footer__brand p {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 1.2rem;
}

.footer__social {
  display: flex;
  gap: 0.8rem;
}

.footer__social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 1rem;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.footer__social-link:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.footer__column h4 {
  font-size: 0.95rem;
  margin-bottom: 1.2rem;
  color: var(--text-primary);
}

.footer__column ul li {
  margin-bottom: 0.7rem;
}

.footer__column ul li a {
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: color 0.3s ease;
}

.footer__column ul li a:hover {
  color: var(--accent);
}

/* Newsletter form */
.footer__newsletter p {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.footer__newsletter-form {
  display: flex;
  gap: 0.5rem;
}

.footer__newsletter-form input {
  flex: 1;
  padding: 0.7rem 1rem;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  background: var(--bg-tertiary);
  color: var(--text-primary);
  font-size: 0.88rem;
  outline: none;
  transition: border-color 0.3s ease;
}

.footer__newsletter-form input:focus {
  border-color: var(--accent);
}

.footer__newsletter-form button {
  padding: 0.7rem 1.4rem;
  border-radius: 10px;
  border: none;
  background: var(--gradient-accent);
  color: #fff;
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  white-space: nowrap;
  transition: box-shadow 0.3s ease, transform 0.2s ease;
}

.footer__newsletter-form button:hover {
  box-shadow: var(--shadow-glow);
}

/* Footer bottom bar */
.footer__bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer__bottom p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer__bottom-links {
  display: flex;
  gap: 1.5rem;
}

.footer__bottom-links a {
  font-size: 0.82rem;
  color: var(--text-muted);
  transition: color 0.3s ease;
}

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

/* --------------------------------------------------------------------------
   16. BUTTONS
   -------------------------------------------------------------------------- */

/* Primary — gradient accent background */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  white-space: nowrap;
  transition:
    transform 0.25s cubic-bezier(0.4, 0, 0.2, 1),
    box-shadow 0.3s ease;
}

.btn--primary {
  background: var(--gradient-accent);
  color: var(--btn-primary-text);
  box-shadow: var(--shadow-sm);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md), var(--shadow-glow);
}

.btn--primary:active {
  transform: translateY(0);
}

.btn--primary:focus-visible {
  outline: 2px solid var(--accent-hover);
  outline-offset: 3px;
}

/* Secondary — outline */
.btn--secondary {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--border-accent);
}

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

.btn--secondary:active {
  transform: translateY(0);
}

.btn--secondary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* Small variant */
.btn--sm {
  padding: 0.55rem 1.4rem;
  font-size: 0.85rem;
  border-radius: 10px;
}

/* --------------------------------------------------------------------------
   17. GLASSMORPHISM CARD COMPONENT
   -------------------------------------------------------------------------- */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  transition: border-radius 0.4s ease, box-shadow 0.3s ease, transform 0.3s ease;
}

/* Molten / Injection molding effect on hover */
.glass-card:hover {
  border-radius: 16px 24px 16px 24px;
}

/* --------------------------------------------------------------------------
   MOLTEN RUNNER SCROLL PROGRESS
   -------------------------------------------------------------------------- */
.scroll-runner {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: rgba(15, 23, 42, 0.5);
  z-index: 9999;
  pointer-events: none;
}

.scroll-runner__fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent-dark), var(--accent), var(--accent-hover));
  box-shadow: 0 0 10px var(--accent-glow-strong), 0 0 4px #fff;
  border-radius: 0 4px 4px 0;
  transition: width 0.15s ease-out;
}

/* --------------------------------------------------------------------------
   18. UTILITY CLASSES
   -------------------------------------------------------------------------- */
.text-accent { color: var(--accent); }
.text-center { text-align: center; }
.text-muted  { color: var(--text-muted); }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

/* Visually hidden (accessible) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --------------------------------------------------------------------------
   19. RESPONSIVE BREAKPOINTS
   Mobile-first: 480px → 768px → 1024px → 1280px
   -------------------------------------------------------------------------- */

/* ─── ≤ 768px (Tablet & below) ─── */
@media (max-width: 768px) {
  /* Navigation → hamburger */
  .navbar__links {
    display: none;
  }

  .navbar__hamburger {
    display: flex;
  }

  .btn-contact-glow {
    padding: 0.45rem 1.2rem;
    font-size: 0.78rem;
  }

  /* Hero */
  .hero {
    min-height: 90vh;
    padding: 6rem 1.25rem 3rem;
  }

  .hero__cta-group {
    flex-direction: column;
    align-items: center;
  }

  /* Stats → 2 columns */
  .stats-bar__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  /* Section padding */
  .section {
    padding: 60px 0;
  }

  /* About → single column */
  .about__grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

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

  /* Services → 2 columns */
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.2rem;
  }

  /* Process → stack */
  .process__wrapper {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  /* Industries → 2 columns */
  .industries__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.2rem;
  }

  /* Products → 2 columns */
  .products__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  /* Contact → stack */
  .contact__grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  /* Prototyping → stack */
  .prototyping__content {
    grid-template-columns: 1fr !important;
    gap: 2rem !important;
  }

  /* Footer → 2 columns */
  .footer__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }
}

/* ─── ≤ 480px (Small mobile) ─── */
@media (max-width: 480px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }

  .stats-bar__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.2rem;
  }

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

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

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

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

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

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

  .btn {
    width: 100%;
  }
}

/* ─── ≥ 1024px ─── */
@media (min-width: 1024px) {
  .services__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .industries__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ─── ≥ 1280px ─── */
@media (min-width: 1280px) {
  .section {
    padding: 120px 0;
  }
}