/* ============================================
   SOLAR MACH IMPORTS — Design System & Styles
   ============================================ */

/* ── Google Font ── */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');

/* ── CSS Custom Properties ── */
:root {
  /* Colors */
  --color-primary: #0B1F3A;
  --color-primary-light: #132D50;
  --color-primary-dark: #071425;
  --color-secondary: #F5B400;
  --color-secondary-dark: #D99E00;
  --color-secondary-light: #FFD54F;
  --color-white: #FFFFFF;
  --color-bg: #FFFFFF;
  --color-bg-light: #F5F7FA;
  --color-bg-alt: #EDF1F7;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-text-muted: #999999;
  --color-border: #E0E4EA;
  --color-success: #28A745;
  --color-error: #DC3545;

  /* Typography */
  --font-family: 'Poppins', sans-serif;
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.25rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 2rem;
  --fs-3xl: 2.5rem;
  --fs-4xl: 3rem;
  --fs-5xl: 3.5rem;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Layout */
  --container-max: 1200px;
  --container-wide: 1400px;
  --header-height: 80px;

  /* Borders & Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.15);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}

body {
  font-family: var(--font-family);
  font-size: var(--fs-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  font-family: var(--font-family);
  border: none;
  outline: none;
  background: none;
}

input, textarea, select {
  font-family: var(--font-family);
  font-size: var(--fs-base);
  outline: none;
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.3;
  color: var(--color-primary);
  font-weight: 700;
}

/* ── Utility Classes ── */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.container--wide {
  max-width: var(--container-wide);
}

.section {
  padding: var(--space-4xl) 0;
}

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

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-header h2 {
  font-size: var(--fs-3xl);
  margin-bottom: var(--space-md);
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--color-secondary);
  border-radius: 2px;
}

.section-header p {
  color: var(--color-text-light);
  font-size: var(--fs-md);
  max-width: 650px;
  margin: var(--space-lg) auto 0;
}

.text-center {
  text-align: center;
}

.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;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 14px 32px;
  font-size: var(--fs-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  white-space: nowrap;
}

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

.btn--primary:hover {
  background: var(--color-secondary-dark);
  box-shadow: 0 4px 15px rgba(245, 180, 0, 0.35);
}

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

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

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

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

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

.btn--dark:hover {
  background: var(--color-primary-light);
  box-shadow: var(--shadow-md);
}

.btn--sm {
  padding: 10px 22px;
  font-size: var(--fs-xs);
}

.btn--lg {
  padding: 18px 40px;
  font-size: var(--fs-base);
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  background: var(--color-white);
  transition: all var(--transition-base);
}

.header--scrolled {
  box-shadow: var(--shadow-md);
  background: rgba(255, 255, 255, 0.98);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  z-index: 1001;
}

.header__logo img {
  height: 55px;
  width: auto;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav__link {
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: relative;
  padding: var(--space-sm) 0;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-secondary);
  transition: width var(--transition-base);
}

.nav__link:hover::after,
.nav__link--active::after {
  width: 100%;
}

.nav__link--active {
  color: var(--color-primary);
  font-weight: 600;
}

.nav__cta {
  margin-left: var(--space-md);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px 0;
  z-index: 1001;
}

.hamburger__line {
  width: 100%;
  height: 2.5px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}

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

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

.hamburger--active .hamburger__line:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* Mobile Nav */
@media (max-width: 991px) {
  .hamburger {
    display: flex;
  }

  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background: var(--color-white);
    box-shadow: var(--shadow-xl);
    transition: right var(--transition-base);
    padding: calc(var(--header-height) + var(--space-xl)) var(--space-xl) var(--space-xl);
    z-index: 999;
  }

  .nav__close {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    font-size: 2rem;
    color: var(--color-text);
    background: none;
    border: none;
    cursor: pointer;
    line-height: 1;
    padding: var(--space-sm);
  }

  .nav__close:hover {
    color: var(--color-primary);
  }

  .nav--open {
    right: 0;
  }

  .nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
  }

  .nav__item {
    width: 100%;
    border-bottom: 1px solid var(--color-border);
  }

  .nav__link {
    display: block;
    padding: var(--space-lg) 0;
  }

  .nav__cta {
    margin-left: 0;
    margin-top: var(--space-lg);
    width: 100%;
  }

  .nav__cta .btn {
    width: 100%;
  }

  .nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
  }

  .nav-overlay--active {
    opacity: 1;
    visibility: visible;
  }
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  width: 100%;
  min-height: 85vh;
  display: flex;
  align-items: center;
  margin-top: var(--header-height);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

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

.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(11, 31, 58, 0.88) 0%,
    rgba(11, 31, 58, 0.7) 40%,
    rgba(11, 31, 58, 0.3) 70%,
    rgba(11, 31, 58, 0.1) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 620px;
  padding: var(--space-3xl) 0;
}

.hero__content h1 {
  font-size: var(--fs-4xl);
  color: var(--color-white);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--space-lg);
}

.hero__content h1 span {
  color: var(--color-secondary);
}

.hero__content p {
  font-size: var(--fs-md);
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--space-2xl);
  line-height: 1.8;
}

.hero__buttons {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* ============================================
   PAGE HEADER (inner pages)
   ============================================ */
.page-header {
  background: var(--color-primary);
  padding: var(--space-4xl) 0 var(--space-3xl);
  margin-top: var(--header-height);
  text-align: center;
}

.page-header h1 {
  font-size: var(--fs-3xl);
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.page-header p {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--fs-md);
}

.breadcrumb {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
  font-size: var(--fs-sm);
  color: rgba(255, 255, 255, 0.5);
}

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

.breadcrumb a:hover {
  text-decoration: underline;
}

/* ============================================
   WHY CHOOSE US
   ============================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.feature-card {
  background: var(--color-white);
  padding: var(--space-2xl);
  border-radius: var(--radius-lg);
  text-align: center;
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.feature-card:hover {
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.feature-card__icon {
  width: 72px;
  height: 72px;
  margin: 0 auto var(--space-lg);
  background: var(--color-bg-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}

.feature-card:hover .feature-card__icon {
  background: var(--color-secondary);
}

.feature-card__icon svg {
  width: 32px;
  height: 32px;
  fill: var(--color-primary);
  transition: fill var(--transition-base);
}

.feature-card:hover .feature-card__icon svg {
  fill: var(--color-primary);
}

.feature-card h3 {
  font-size: var(--fs-lg);
  margin-bottom: var(--space-sm);
}

.feature-card p {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ============================================
   PRODUCT CATEGORIES (Home)
   ============================================ */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.category-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.category-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.category-card__image {
  height: 200px;
  background: var(--color-bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.category-card__image svg {
  width: 64px;
  height: 64px;
  fill: var(--color-primary);
  opacity: 0.3;
}

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

.category-card__body {
  padding: var(--space-xl);
}

.category-card__body h3 {
  font-size: var(--fs-lg);
  margin-bottom: var(--space-sm);
}

.category-card__body p {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  margin-bottom: var(--space-lg);
  line-height: 1.7;
}

.category-card__body .btn {
  padding: 10px 24px;
}

/* ============================================
   INDUSTRIES WE SERVE
   ============================================ */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.industry-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  text-align: center;
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.industry-card:hover {
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-md);
}

.industry-card__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.industry-card__icon svg {
  width: 48px;
  height: 48px;
  fill: var(--color-secondary);
}

.industry-card h3 {
  font-size: var(--fs-base);
  font-weight: 600;
}

.industry-card p {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  margin-top: var(--space-sm);
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
  background: var(--color-primary);
  padding: var(--space-4xl) 0;
  text-align: center;
}

.cta-section h2 {
  font-size: var(--fs-3xl);
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

.cta-section p {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--fs-md);
  max-width: 600px;
  margin: 0 auto var(--space-2xl);
}

/* ============================================
   ABOUT PAGE
   ============================================ */
.about-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.about-intro__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-light);
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.about-intro__content h2 {
  font-size: var(--fs-2xl);
  margin-bottom: var(--space-lg);
}

.about-intro__content p {
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
  line-height: 1.8;
}

/* Mission & Vision */
.mv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
}

.mv-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-secondary);
}

.mv-card h3 {
  font-size: var(--fs-xl);
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.mv-card h3 svg {
  width: 28px;
  height: 28px;
  fill: var(--color-secondary);
  flex-shrink: 0;
}

.mv-card p {
  color: var(--color-text-light);
  line-height: 1.8;
}

/* Core Values */
.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.value-card {
  text-align: center;
  padding: var(--space-2xl);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.value-card:hover {
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-md);
}

.value-card__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-lg);
  background: var(--color-bg-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.value-card__icon svg {
  width: 28px;
  height: 28px;
  fill: var(--color-secondary);
}

.value-card h3 {
  font-size: var(--fs-base);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.value-card p {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
}

/* Why Work With Us */
.why-work {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.why-work__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-light);
  height: 380px;
}

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

.why-work__content h2 {
  font-size: var(--fs-2xl);
  margin-bottom: var(--space-lg);
}

.why-work__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.why-work__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
}

.why-work__item svg {
  width: 24px;
  height: 24px;
  fill: var(--color-secondary);
  flex-shrink: 0;
  margin-top: 2px;
}

.why-work__item p {
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ============================================
   PRODUCTS PAGE
   ============================================ */

/* Category Filter */
.product-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
}

.filter-btn {
  padding: 10px 24px;
  font-size: var(--fs-sm);
  font-weight: 500;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-white);
  color: var(--color-text);
  transition: all var(--transition-base);
}

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

/* Product Grid */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.product-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.product-card__image {
  height: 220px;
  background: var(--color-bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

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

.product-card__badge {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  background: var(--color-secondary);
  color: var(--color-primary);
  font-size: var(--fs-xs);
  font-weight: 600;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
}

.product-card__body {
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-card__category {
  font-size: var(--fs-xs);
  color: var(--color-secondary-dark);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.product-card__body h3 {
  font-size: var(--fs-lg);
  margin-bottom: var(--space-sm);
}

.product-card__spec {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  margin-bottom: auto;
  padding-bottom: var(--space-lg);
}

.product-card__body .btn {
  width: 100%;
}

/* ============================================
   PRODUCT MODAL
   ============================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.modal-overlay--active {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  max-width: 800px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px);
  transition: transform var(--transition-base);
}

.modal-overlay--active .modal {
  transform: translateY(0);
}

.modal__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-xl) var(--space-xl) 0;
}

.modal__close {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.modal__close:hover {
  background: var(--color-border);
}

.modal__close svg {
  width: 20px;
  height: 20px;
  fill: var(--color-text);
}

.modal__body {
  padding: var(--space-xl);
}

.modal__image {
  width: 100%;
  height: 300px;
  background: var(--color-bg-light);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-xl);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.modal__body h2 {
  font-size: var(--fs-xl);
  margin-bottom: var(--space-md);
}

.modal__body > p {
  color: var(--color-text-light);
  margin-bottom: var(--space-xl);
  line-height: 1.8;
}

.modal__features h3,
.modal__specs h3 {
  font-size: var(--fs-base);
  font-weight: 600;
  margin-bottom: var(--space-md);
  color: var(--color-primary);
}

.modal__features ul {
  margin-bottom: var(--space-xl);
}

.modal__features li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  font-size: var(--fs-sm);
  color: var(--color-text-light);
}

.modal__features li svg {
  width: 18px;
  height: 18px;
  fill: var(--color-success);
  flex-shrink: 0;
  margin-top: 2px;
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-xl);
}

.specs-table tr {
  border-bottom: 1px solid var(--color-border);
}

.specs-table td {
  padding: var(--space-md) var(--space-md);
  font-size: var(--fs-sm);
}

.specs-table td:first-child {
  font-weight: 600;
  color: var(--color-primary);
  width: 40%;
}

.specs-table td:last-child {
  color: var(--color-text-light);
}

.modal__footer {
  padding: 0 var(--space-xl) var(--space-xl);
  display: flex;
  gap: var(--space-md);
}

/* ============================================
   CONTACT PAGE
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-2xl);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.contact-info__item {
  display: flex;
  gap: var(--space-lg);
  align-items: flex-start;
}

.contact-info__icon {
  width: 50px;
  height: 50px;
  background: var(--color-bg-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info__icon svg {
  width: 22px;
  height: 22px;
  fill: var(--color-secondary);
}

.contact-info__text h4 {
  font-size: var(--fs-sm);
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.contact-info__text p,
.contact-info__text a {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  line-height: 1.7;
}

.contact-info__text a:hover {
  color: var(--color-secondary);
}

/* Contact Form */
.contact-form {
  background: var(--color-white);
  padding: var(--space-2xl);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.contact-form h3 {
  font-size: var(--fs-xl);
  margin-bottom: var(--space-xl);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.form-group label span {
  color: var(--color-error);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  color: var(--color-text);
  background: var(--color-white);
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(11, 31, 58, 0.08);
}

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

.form-group input.error,
.form-group textarea.error {
  border-color: var(--color-error);
}

.form-error {
  font-size: var(--fs-xs);
  color: var(--color-error);
  margin-top: var(--space-xs);
  display: none;
}

.form-error.show {
  display: block;
}

/* Form Success */
.form-success {
  display: none;
  text-align: center;
  padding: var(--space-3xl) var(--space-xl);
}

.form-success--show {
  display: block;
}

.form-success svg {
  width: 64px;
  height: 64px;
  fill: var(--color-success);
  margin: 0 auto var(--space-lg);
}

.form-success h3 {
  font-size: var(--fs-xl);
  margin-bottom: var(--space-sm);
}

.form-success p {
  color: var(--color-text-light);
}

/* Map */
.map-section {
  margin-top: var(--space-3xl);
}

.map-placeholder {
  width: 100%;
  height: 350px;
  background: var(--color-bg-light);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.map-placeholder iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* WhatsApp Button */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: transform var(--transition-fast);
}

.whatsapp-float:hover {
  transform: scale(1.1);
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
  fill: var(--color-white);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--color-primary);
  color: rgba(255, 255, 255, 0.75);
  padding: var(--space-4xl) 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-2xl);
}

.footer__brand p {
  font-size: var(--fs-sm);
  line-height: 1.8;
  margin-top: var(--space-md);
  max-width: 320px;
}

.footer__brand img {
  height: 55px;
}

.footer h4 {
  color: var(--color-white);
  font-size: var(--fs-base);
  font-weight: 600;
  margin-bottom: var(--space-lg);
}

.footer__links li {
  margin-bottom: var(--space-sm);
}

.footer__links a {
  font-size: var(--fs-sm);
  color: rgba(255, 255, 255, 0.65);
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: var(--color-secondary);
}

.footer__contact li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  font-size: var(--fs-sm);
}

.footer__contact svg {
  width: 18px;
  height: 18px;
  fill: var(--color-secondary);
  flex-shrink: 0;
  margin-top: 3px;
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-lg) 0;
  margin-top: var(--space-3xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--fs-sm);
}

.footer__bottom p {
  color: rgba(255, 255, 255, 0.5);
}

/* ============================================
   PRODUCT DETAIL PAGE
   ============================================ */
.product-detail-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-4xl);
}

.product-detail-image {
  background: var(--color-bg-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2xl);
  height: 500px;
}

.product-detail-image img {
  max-height: 100%;
  object-fit: contain;
}

.product-detail-info h1 {
  font-size: var(--fs-3xl);
  margin-bottom: var(--space-sm);
}

.product-detail-info .category-badge {
  display: inline-block;
  font-size: var(--fs-sm);
  text-transform: uppercase;
  color: var(--color-secondary-dark);
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: var(--space-md);
}

.product-detail-info .description {
  font-size: var(--fs-md);
  color: var(--color-text-light);
  margin-bottom: var(--space-xl);
  line-height: 1.8;
}

.product-detail-features h3,
.product-detail-specs h3 {
  font-size: var(--fs-lg);
  margin-bottom: var(--space-md);
  color: var(--color-primary);
}

.product-detail-features {
  margin-bottom: var(--space-2xl);
}

.product-detail-features ul {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
}

.product-detail-features li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  color: var(--color-text-light);
}

.product-detail-features li svg {
  width: 20px;
  height: 20px;
  fill: var(--color-success);
  flex-shrink: 0;
  margin-top: 4px;
}

.product-detail-specs {
  margin-bottom: var(--space-2xl);
}

.product-detail-actions {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.related-products-header {
  margin-top: var(--space-4xl);
  margin-bottom: var(--space-2xl);
  font-size: var(--fs-2xl);
  border-bottom: 2px solid var(--color-border);
  padding-bottom: var(--space-md);
}

@media (max-width: 991px) {
  .product-detail-layout {
    grid-template-columns: 1fr;
  }
  .product-detail-image {
    height: 350px;
  }
}

/* ============================================
   RESPONSIVE BREAKPOINTS
   ============================================ */

/* Tablet */
@media (max-width: 991px) {
  :root {
    --fs-4xl: 2.5rem;
    --fs-3xl: 2rem;
    --fs-2xl: 1.75rem;
  }

  .hero {
    min-height: 70vh;
  }

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

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

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

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

  .about-intro__image {
    height: 300px;
  }

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

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

  .why-work {
    grid-template-columns: 1fr;
  }

  .why-work__image {
    height: 280px;
  }

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

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

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
  }
}

/* Mobile */
@media (max-width: 767px) {
  :root {
    --fs-4xl: 2rem;
    --fs-3xl: 1.75rem;
    --fs-2xl: 1.5rem;
    --header-height: 70px;
  }

  .container {
    padding: 0 var(--space-md);
  }

  .section {
    padding: var(--space-3xl) 0;
  }

  .hero {
    min-height: 65vh;
  }

  .hero__bg::after {
    background: linear-gradient(
      to bottom,
      rgba(11, 31, 58, 0.85) 0%,
      rgba(11, 31, 58, 0.75) 100%
    );
  }

  .hero__content h1 {
    font-size: var(--fs-2xl);
  }

  .hero__buttons {
    flex-direction: column;
  }

  .hero__buttons .btn {
    width: 100%;
  }

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

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

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

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

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

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

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }

  .modal {
    margin: var(--space-md);
    max-height: 85vh;
  }

  .modal__image {
    height: 200px;
  }

  .modal__footer {
    flex-direction: column;
  }

  .whatsapp-float {
    bottom: 20px;
    right: 20px;
    width: 52px;
    height: 52px;
  }

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

  .header__logo img {
    height: 45px;
  }
}

/* Small Mobile */
@media (max-width: 374px) {
  :root {
    --fs-4xl: 1.75rem;
    --fs-3xl: 1.5rem;
  }

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

/* Large Screens */
@media (min-width: 1400px) {
  .hero__content h1 {
    font-size: var(--fs-5xl);
  }

  .hero {
    min-height: 88vh;
  }
}