/* ============================================
   SAKRE GROUP - PROFESSIONAL WEBSITE
   Design System: Premium Industrial Corporate
   ============================================ */

/* ==================== VARIABLES ==================== */
:root {
  /* Primary Colors */
  --color-charcoal: #1a1a1a;
  --color-graphite: #2d2d2d;
  --color-dark-gray: #3e3e3e;
  --color-gray: #5a5a5a;
  --color-light-gray: #7a7a7a;
  --color-industrial-gray: #a0a0a0;
  --color-white: #ffffff;
  --color-off-white: #f8f8f8;

  /* Accent Colors */
  --color-copper: #b87333;
  --color-copper-light: #d4985a;
  --color-copper-dark: #8d5a2a;

  /* Typography */
  --font-family-primary:
    -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", "Helvetica Neue",
    sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.75rem;

  /* Line Heights */
  --line-height-tight: 1.2;
  --line-height-snug: 1.375;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.625;
  --line-height-loose: 1.875;

  /* 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: 5rem;
  --space-5xl: 7.5rem;
  --space-6xl: 10rem;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;

  /* Box Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md:
    0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg:
    0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl:
    0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;

  /* Z-index */
  --z-dropdown: 10;
  --z-navbar: 100;
  --z-modal: 1000;
}

/* ==================== RESET & GLOBAL ==================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-charcoal);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Respect user's motion preferences */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ==================== TYPOGRAPHY ==================== */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 600;
  line-height: var(--line-height-tight);
  margin-top: 0;
  margin-bottom: var(--space-md);
  letter-spacing: -0.5px;
}

h1 {
  font-size: var(--font-size-6xl);
}

h2 {
  font-size: var(--font-size-4xl);
}

h3 {
  font-size: var(--font-size-3xl);
}

h4 {
  font-size: var(--font-size-2xl);
}

h5 {
  font-size: var(--font-size-xl);
}

h6 {
  font-size: var(--font-size-lg);
}

p {
  margin-bottom: var(--space-md);
  line-height: var(--line-height-relaxed);
  color: var(--color-gray);
}

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

a:hover {
  color: var(--color-copper);
}

strong {
  font-weight: 600;
  color: var(--color-charcoal);
}

/* ==================== BUTTONS ==================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-lg) var(--space-2xl);
  font-size: var(--font-size-base);
  font-weight: 600;
  letter-spacing: 0.5px;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  text-align: center;
  white-space: nowrap;
  line-height: 1;
  text-decoration: none;
  display: inline-block;
}

.btn:active {
  transform: scale(0.98);
}

.btn:focus-visible {
  outline: 2px solid var(--color-copper);
  outline-offset: 2px;
}

/* Primary Button */
.btn-primary {
  background-color: var(--color-charcoal);
  color: var(--color-white);
}

.btn-primary:hover {
  background-color: var(--color-graphite);
  box-shadow: var(--shadow-lg);
}

/* Secondary Button */
.btn-secondary {
  background-color: transparent;
  color: var(--color-charcoal);
  border-color: var(--color-charcoal);
}

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

/* Accent Button */
.btn-accent {
  background-color: var(--color-copper);
  color: var(--color-white);
}

.btn-accent:hover {
  background-color: var(--color-copper-dark);
  box-shadow: var(--shadow-lg);
}

/* Small Button */
.btn-sm {
  padding: var(--space-md) var(--space-lg);
  font-size: var(--font-size-sm);
}

/* ==================== NAVBAR ==================== */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: var(--color-white);
  border-bottom: 1px solid transparent;
  z-index: var(--z-navbar);
  transition: all var(--transition-base);
}

header.scrolled {
  border-bottom-color: rgba(0, 0, 0, 0.08);
  box-shadow: var(--shadow-sm);
}

nav.navbar {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-lg) var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  line-height: 1;
  padding: 0.25rem 0;
}

.navbar-brand img,
.footer-brand img,
.brand-showcase img {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  object-fit: contain;
}

.navbar-brand img {
  max-height: 58px;
  max-width: 190px;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  margin-bottom: var(--space-md);
  text-decoration: none;
}

.footer-brand-logo {
  max-height: 58px;
  max-width: 220px;
  display: block;
  width: auto;
  height: auto;
  border-radius: 0;
  box-shadow: none;
  filter: none;
  -webkit-mask-image: none;
  mask-image: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.brand-showcase {
  width: 100%;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border-radius: 0;
  padding: 0;
  margin: 0;
}

.brand-showcase img {
  max-height: 260px;
  max-width: min(100%, 420px);
  width: auto;
  height: auto;
  object-fit: contain;
}

.footer-brand-block {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.navbar-menu {
  display: flex;
  align-items: center;
  gap: var(--space-2xl);
  list-style: none;
}

.navbar-menu a {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-charcoal);
  text-decoration: none;
  padding: var(--space-sm) 0;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-base);
}

.navbar-menu a:hover,
.navbar-menu a.active {
  color: var(--color-copper);
  border-bottom-color: var(--color-copper);
}

.navbar-cta {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-lg);
  flex-shrink: 0;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background-color: var(--color-charcoal);
  transition: all var(--transition-base);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translateY(8px);
}

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

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translateY(-8px);
}

/* Language Switcher */
.language-switcher {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-xs) 0;
}

.lang-link {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-gray);
  text-decoration: none;
  transition: color var(--transition-fast);
  letter-spacing: 0.5px;
  padding: var(--space-xs) var(--space-sm);
}

.lang-link:hover {
  color: var(--color-copper);
}

.lang-link.active {
  color: var(--color-copper);
  font-weight: 700;
}

.lang-separator {
  color: var(--color-light-gray);
  font-size: var(--font-size-sm);
}

/* Mobile Responsive */
@media (max-width: 768px) {
  nav.navbar {
    position: relative;
    padding: var(--space-md) var(--space-lg);
    gap: var(--space-sm);
    flex-wrap: nowrap;
  }

  .navbar-brand {
    flex: 1 1 auto;
    min-width: 0;
  }

  .navbar-brand img {
    max-height: 42px;
    max-width: 150px;
  }

  .menu-toggle {
    display: flex;
    margin-left: auto;
    flex-shrink: 0;
  }

  .navbar-menu {
    position: absolute;
    top: calc(100% + 1px);
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background-color: var(--color-white);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.06);
  }

  .navbar-menu.active {
    max-height: 360px;
  }

  .navbar-menu li {
    width: 100%;
  }

  .navbar-menu a {
    display: block;
    padding: var(--space-md) var(--space-lg);
    border: none;
    border-left: 3px solid transparent;
    border-radius: 0;
    font-size: var(--font-size-sm);
  }

  .navbar-menu a:hover,
  .navbar-menu a.active {
    background-color: var(--color-off-white);
    border-left-color: var(--color-copper);
    border-bottom: none;
  }

  .navbar-cta {
    gap: var(--space-sm);
    flex-shrink: 0;
    margin-left: 0;
  }

  .language-switcher {
    gap: var(--space-xs);
    white-space: nowrap;
  }

  .lang-link {
    padding: var(--space-xs) var(--space-xs);
    font-size: 0.72rem;
  }

  .navbar-cta .btn,
  .hero .btn,
  .cta-section .btn,
  .btn {
    min-height: 44px;
    padding: 0.85rem 1.1rem;
  }
}

/* ==================== SECTIONS ==================== */
main {
  margin-top: 70px;
}

section {
  padding: var(--space-5xl) var(--space-xl);
  margin: 0;
}

.section-inner {
  max-width: 1400px;
  margin: 0 auto;
}

/* ==================== HERO ==================== */
.hero {
  background: linear-gradient(
    135deg,
    var(--color-charcoal) 0%,
    var(--color-graphite) 100%
  );
  color: var(--color-white);
  padding: var(--space-6xl) var(--space-xl) var(--space-5xl);
  position: relative;
  overflow: hidden;
  margin-top: 0;
}

.hero::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(
    circle,
    rgba(180, 115, 51, 0.1) 0%,
    transparent 70%
  );
  border-radius: 50%;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 1400px;
  margin: 0 auto;
  text-align: left;
}

.hero h1 {
  font-size: var(--font-size-6xl);
  margin-bottom: var(--space-lg);
  line-height: 1.1;
  font-weight: 700;
  letter-spacing: -1px;
  color: var(--color-white);
  animation: fadeUpHero 0.8s ease-out;
}

.hero p {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-2xl);
  color: rgba(255, 255, 255, 0.8);
  max-width: 600px;
  animation: fadeUpHero 0.8s ease-out 0.2s both;
}

.hero-actions {
  display: flex;
  gap: var(--space-lg);
  animation: fadeUpHero 0.8s ease-out 0.4s both;
}

.hero .btn {
  font-size: var(--font-size-base);
  padding: var(--space-lg) var(--space-2xl);
}

.hero .btn-secondary {
  border-color: rgba(255, 255, 255, 0.5);
  color: var(--color-white);
}

.hero .btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: var(--color-white);
}

/* Page Hero (smaller version) */
.page-hero {
  background: linear-gradient(
    135deg,
    var(--color-graphite) 0%,
    var(--color-dark-gray) 100%
  );
  color: var(--color-white);
  padding: var(--space-4xl) var(--space-xl) var(--space-3xl);
  margin-top: 70px;
  min-height: 340px;
  display: flex;
  align-items: center;
}

.page-hero .section-inner {
  width: 100%;
  max-width: 1400px;
  min-height: 220px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  text-align: left;
  animation: fadeUpHero 0.8s ease-out;
}

.page-hero h1 {
  font-size: var(--font-size-5xl);
  margin-bottom: var(--space-md);
  color: var(--color-white);
}

.page-hero p {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.8);
  max-width: 700px;
  margin: 0;
}

@media (max-width: 768px) {
  .hero {
    padding: var(--space-4xl) var(--space-lg) var(--space-3xl);
  }

  .hero h1 {
    font-size: clamp(2.3rem, 9vw, 3.5rem);
    line-height: 1.08;
    letter-spacing: -0.04em;
    max-width: 100%;
  }

  .hero p {
    font-size: var(--font-size-base);
    line-height: var(--line-height-relaxed);
    max-width: 100%;
  }

  .hero-actions {
    flex-direction: column;
    gap: var(--space-md);
    width: 100%;
  }

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

  .page-hero {
    padding: var(--space-3xl) var(--space-lg) var(--space-2xl);
    min-height: auto;
  }

  .page-hero .section-inner {
    min-height: auto;
  }

  .page-hero h1 {
    font-size: clamp(2rem, 7vw, 2.8rem);
    line-height: 1.12;
    letter-spacing: -0.03em;
  }

  .page-hero p {
    font-size: 1rem;
    line-height: 1.7;
    max-width: 100%;
  }
}

/* ==================== WHO WE ARE ==================== */
.who-we-are {
  background-color: var(--color-white);
}

.who-we-are h2 {
  color: var(--color-charcoal);
  margin-bottom: var(--space-3xl);
}

.who-we-are-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
}

.who-we-are-text h3 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-lg);
  color: var(--color-charcoal);
}

.who-we-are-text p {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-lg);
  line-height: var(--line-height-relaxed);
}

.who-we-are-image {
  width: 100%;
  height: 400px;
  background: linear-gradient(
    135deg,
    var(--color-industrial-gray),
    var(--color-light-gray)
  );
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: var(--font-size-lg);
  overflow: hidden;
  position: relative;
}

.who-we-are-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.who-we-are .btn {
  margin-top: var(--space-lg);
}

@media (max-width: 1024px) {
  .who-we-are-content {
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
  }

  .who-we-are-image {
    height: 300px;
  }
}

/* ==================== OUR BUSINESS ==================== */
.our-business {
  background-color: var(--color-off-white);
}

.our-business h2 {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.business-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.business-card {
  background: var(--color-white);
  padding: var(--space-3xl) var(--space-2xl);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 0, 0, 0.05);
  transition: all var(--transition-base);
  text-align: center;
}

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

.business-card-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto var(--space-lg);
  background: linear-gradient(
    135deg,
    var(--color-copper),
    var(--color-copper-light)
  );
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-2xl);
  color: var(--color-white);
}

.business-card h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-md);
  color: var(--color-charcoal);
}

.business-card p {
  font-size: var(--font-size-sm);
  color: var(--color-gray);
  line-height: var(--line-height-relaxed);
}

@media (max-width: 1024px) {
  .business-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
}

@media (max-width: 768px) {
  .business-grid {
    grid-template-columns: 1fr;
  }
}

/* ==================== OUR APPROACH ==================== */
.our-approach {
  background-color: var(--color-white);
}

.our-approach h2 {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.approach-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3xl);
}

.approach-item {
  text-align: left;
}

.approach-item h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-md);
  color: var(--color-charcoal);
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.approach-item h3::before {
  content: "";
  width: 4px;
  height: 24px;
  background-color: var(--color-copper);
  border-radius: 2px;
}

.approach-item p {
  color: var(--color-gray);
  line-height: var(--line-height-relaxed);
}

@media (max-width: 1024px) {
  .approach-grid {
    grid-template-columns: 1fr;
  }
}

/* ==================== CTA SECTION ==================== */
.cta-section {
  background: linear-gradient(
    135deg,
    var(--color-charcoal) 0%,
    var(--color-graphite) 100%
  );
  color: var(--color-white);
  text-align: center;
  padding: var(--space-5xl) var(--space-xl);
  position: relative;
  overflow: hidden;
}

.cta-section h2 {
  color: var(--color-white);
  margin-bottom: var(--space-lg);
  font-size: var(--font-size-4xl);
}

.cta-section p {
  color: rgba(255, 255, 255, 0.8);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-2xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-section .btn {
  font-size: var(--font-size-base);
  padding: var(--space-lg) var(--space-3xl);
}

@media (max-width: 768px) {
  .cta-section {
    padding: var(--space-3xl) var(--space-lg);
  }

  .cta-section h2 {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
    line-height: 1.15;
  }

  .cta-section p {
    font-size: 1rem;
    line-height: 1.7;
  }

  .cta-section .btn {
    width: 100%;
    max-width: 320px;
  }
}

/* ==================== CONTACT ==================== */
.contact-section {
  background-color: var(--color-white);
}

.contact-content {
  max-width: 1200px;
  margin: 0 auto;
}

.contact-info {
  width: 100%;
}

.contact-info-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-xl);
}

.contact-mini-card {
  background-color: var(--color-off-white);
  padding: var(--space-2xl);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 0, 0, 0.05);
  min-height: 150px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.contact-mini-card .contact-info-label {
  margin-bottom: var(--space-sm);
}

.contact-info-label {
  font-size: var(--font-size-sm);
  color: var(--color-gray);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-sm);
  display: block;
  font-weight: 600;
}

.contact-info-value {
  font-size: var(--font-size-base);
  color: var(--color-charcoal);
  line-height: var(--line-height-relaxed);
}

.contact-info-value a {
  color: var(--color-charcoal);
  text-decoration: none;
  transition: color var(--transition-base);
}

.contact-info-value a:hover {
  color: var(--color-copper);
}

@media (max-width: 768px) {
  .contact-info-grid {
    grid-template-columns: 1fr;
  }
}

label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-charcoal);
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

input[type="text"],
input[type="email"],
input[type="tel"],
textarea {
  width: 100%;
  padding: var(--space-md);
  font-size: var(--font-size-base);
  font-family: inherit;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-md);
  background-color: var(--color-white);
  color: var(--color-charcoal);
  transition: all var(--transition-base);
  resize: none;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-copper);
  box-shadow: 0 0 0 3px rgba(184, 115, 51, 0.1);
}

input[type="text"]::placeholder,
input[type="email"]::placeholder,
input[type="tel"]::placeholder,
textarea::placeholder {
  color: var(--color-industrial-gray);
}

textarea {
  min-height: 150px;
  line-height: var(--line-height-relaxed);
}

.form-error {
  font-size: var(--font-size-xs);
  color: #e74c3c;
  margin-top: var(--space-xs);
  display: none;
}

.form-group.error input,
.form-group.error textarea {
  border-color: #e74c3c;
}

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

.form-success {
  background-color: #d4edda;
  border: 1px solid #c3e6cb;
  color: #155724;
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
  display: none;
  font-size: var(--font-size-sm);
}

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

@media (max-width: 1024px) {
  .contact-content {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
}

@media (max-width: 480px) {
  .contact-mini-card {
    padding: var(--space-xl) var(--space-lg);
    min-height: 120px;
  }

  .contact-info-label {
    font-size: 0.68rem;
  }

  .contact-info-value {
    font-size: 0.96rem;
    line-height: 1.6;
    word-break: break-word;
  }
}

/* ==================== FOOTER ==================== */
footer {
  background-color: var(--color-charcoal);
  color: var(--color-white);
  padding: var(--space-4xl) var(--space-xl) var(--space-2xl);
}

footer a {
  color: var(--color-white);
  text-decoration: none;
  transition: color var(--transition-base);
}

footer a:hover {
  color: var(--color-copper);
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
  align-items: start;
}

.footer-section h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-lg);
  color: var(--color-white);
}

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

.footer-section li {
  margin-bottom: var(--space-md);
}

.footer-section a {
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-base);
}

.footer-section a:hover {
  color: var(--color-copper);
}

.footer-bottom {
  max-width: 1400px;
  margin: 0 auto;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-2xl);
  text-align: center;
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.7);
}

.footer-brand-block {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.footer-brand-block p {
  max-width: 420px;
  margin-bottom: 0;
}

@media (max-width: 1024px) {
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
}

@media (max-width: 768px) {
  footer {
    padding: var(--space-3xl) var(--space-lg) var(--space-xl);
  }

  .footer-brand-block {
    align-items: flex-start;
  }

  .footer-brand-logo {
    max-height: 44px;
    max-width: 180px;
  }

  .footer-section h3 {
    margin-bottom: var(--space-md);
  }

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

  .footer-bottom {
    padding-top: var(--space-lg);
    font-size: 0.75rem;
    line-height: 1.7;
  }
}

/* ==================== ANIMATIONS ==================== */
@keyframes fadeUpHero {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.fade-up {
  animation: fadeUp 0.6s ease-out;
}

.slide-in-left {
  animation: slideInLeft 0.6s ease-out;
}

/* Scroll reveal animations */
.scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}

.scroll-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==================== UTILITY CLASSES ==================== */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

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

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

.mt-lg {
  margin-top: var(--space-lg);
}

.mt-xl {
  margin-top: var(--space-xl);
}

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

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

.hidden {
  display: none !important;
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 768px) {
  section {
    padding: var(--space-3xl) var(--space-lg);
  }

  h1 {
    font-size: clamp(2.2rem, 9vw, 3rem);
  }

  h2 {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
  }

  h3 {
    font-size: var(--font-size-xl);
  }

  .btn {
    padding: 0.9rem 1.1rem;
    font-size: 0.92rem;
  }
}

@media (max-width: 480px) {
  section {
    padding: var(--space-2xl) var(--space-md);
  }

  h1 {
    font-size: clamp(2rem, 8vw, 2.6rem);
  }

  h2 {
    font-size: clamp(1.5rem, 7vw, 2.1rem);
  }

  p {
    line-height: 1.7;
  }

  .btn {
    width: 100%;
    justify-content: center;
    padding: 0.9rem 1rem;
    font-size: 0.9rem;
  }
}