/**
 * Sajid Corporation - Premium Construction Website
 * Modern, Minimal, Corporate Design
 * WordPress/Elementor Compatible
 */

/* ==========================================
   CSS CUSTOM PROPERTIES (Theme Variables)
   ========================================== */
:root {
  /* Colors */
  --primary: #0A1F44;
  --primary-dark: #061429;
  --primary-light: #1a3a6b;
  --secondary: #FFFFFF;
  --accent: #FF9717;
  --accent-dark: #b08d3a;
  --accent-light: #d4b66d;

  /* Backgrounds */
  --bg-light: #F8F9FA;
  --bg-dark: #0A1F44;
  --bg-cream: #FAFAF8;

  /* Text */
  --text-primary: #1A1A1A;
  --text-secondary: #666666;
  --text-muted: #999999;
  --text-light: #FFFFFF;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.12);
  --shadow-hover: 0 12px 48px rgba(0, 0, 0, 0.15);

  /* Spacing */
  --section-padding-desktop: 100px;
  --section-padding-tablet: 70px;
  --section-padding-mobile: 50px;
  --container-max: 1200px;
  --grid-gap: 30px;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 20px;

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

  /* Fonts */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ==========================================
   RESET & BASE STYLES
   ========================================== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-primary);
  color: var(--text-primary);
  background-color: var(--secondary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ==========================================
   TYPOGRAPHY
   ========================================== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--primary);
}

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(1.5rem, 3vw, 2rem);
}

h4 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
}

p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

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

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

/* ==========================================
   LAYOUT UTILITIES
   ========================================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: var(--section-padding-desktop) 0;
}

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

.section--dark h2,
.section--dark h3 {
  color: var(--text-light);
}

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

.section__header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px;
}

.section__tag {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 16px;
}

.section__title {
  margin-bottom: 20px;
}

.section__subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
}

/* Grid System */
.grid {
  display: grid;
  gap: var(--grid-gap);
}

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

.grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

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

/* ==========================================
   BUTTONS
   ========================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 36px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
  cursor: pointer;
}

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

.btn--primary:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

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

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

.btn--outline:hover {
  background: var(--primary);
  color: var(--secondary);
  transform: translateY(-2px);
}

.btn--sm {
  padding: 12px 24px;
  font-size: 0.875rem;
}

.btn--lg {
  padding: 18px 42px;
  font-size: 1.125rem;
}

.btn-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ==========================================
   HEADER / NAVIGATION
   ========================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: var(--transition-base);
}

/* Default state (on top) - transparent header with white text */
.header .logo__name,
.header .logo__tagline,
.header .nav__link,
.header .mobile-toggle span {
  color: #FFFFFF;
}

/* Scrolled state - white background with dark text */
.header--scrolled {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-sm);
  padding: 15px 0;
}

.header--scrolled .logo__name,
.header--scrolled .logo__tagline,
.header--scrolled .nav__link,
.header--scrolled .mobile-toggle span {
  color: var(--primary);
}

.header--scrolled .logo__icon {
  background: var(--accent);
}

.header--scrolled .nav__link:hover,
.header--scrolled .nav__link--active {
  color: var(--primary);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo--image {
  gap: 0;
}

.logo__img {
  height: 48px;
  width: auto;
  display: block;
}

.header--scrolled .logo__img {
  height: 44px;
}

.logo__icon {
  width: 48px;
  height: 48px;
  background: var(--accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.logo__icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.logo__icon svg {
  width: 28px;
  height: 28px;
  fill: var(--primary);
}

.logo__text {
  display: flex;
  flex-direction: column;
}

.logo__name {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.2;
}

.logo__tagline {
  font-size: 0.75rem;
  letter-spacing: 0.05em;
}

.nav {
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav__list {
  display: flex;
  gap: 32px;
}

.nav__link {
  font-size: 0.9375rem;
  font-weight: 500;
  position: relative;
  padding: 8px 0;
}

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

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

.header__cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
}

.mobile-toggle span {
  width: 28px;
  height: 2px;
  transition: var(--transition-base);
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="80" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="0.5"/></svg>');
  background-size: 60px 60px;
  opacity: 0.5;
}

.hero__bg {
  position: absolute;
  top: 0;
  right: 0;
  width: 60%;
  height: 100%;
  background: linear-gradient(135deg, transparent 0%, rgba(201, 161, 74, 0.1) 100%);
  clip-path: polygon(20% 0, 100% 0, 100% 100%, 0% 100%);
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  padding-top: 120px;
}

.hero__tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(201, 161, 74, 0.15);
  border: 1px solid rgba(201, 161, 74, 0.3);
  border-radius: 50px;
  color: var(--accent);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}

.hero__title {
  color: var(--text-light);
  margin-bottom: 24px;
  line-height: 1.1;
}

.hero__subtitle {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 40px;
  max-width: 550px;
}

.hero__stats {
  display: flex;
  gap: 50px;
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.stat {
  text-align: left;
}

.stat__number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 8px;
}

.stat__label {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* Floating Elements */
.hero__floating {
  position: absolute;
  right: 8%;
  top: 50%;
  transform: translateY(-50%);
  width: 400px;
  height: 400px;
  border: 1px solid rgba(201, 161, 74, 0.2);
  border-radius: 50%;
  animation: float 6s ease-in-out infinite;
}

.hero__floating::before {
  content: '';
  position: absolute;
  inset: 40px;
  border: 1px solid rgba(201, 161, 74, 0.15);
  border-radius: 50%;
}

@keyframes float {
  0%, 100% { transform: translateY(-50%) rotate(0deg); }
  50% { transform: translateY(-45%) rotate(5deg); }
}

/* ==========================================
   ABOUT PREVIEW SECTION
   ========================================== */
.about-preview {
  overflow: hidden;
}

.about-preview__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-preview__image {
  position: relative;
}

.about-preview__image img {
  border-radius: var(--radius-lg);
  width: 100%;
  height: 500px;
  object-fit: cover;
}

.about-preview__image::before {
  content: '';
  position: absolute;
  top: -30px;
  left: -30px;
  width: 100%;
  height: 100%;
  border: 3px solid var(--accent);
  border-radius: var(--radius-lg);
  z-index: -1;
}

.about-preview__badge {
  position: absolute;
  bottom: -30px;
  right: -30px;
  background: var(--accent);
  color: var(--primary);
  padding: 30px;
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.about-preview__badge-number {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1;
}

.about-preview__badge-text {
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.about-preview__content {
  padding: 20px 0;
}

.about-preview__list {
  margin: 30px 0 40px;
}

.about-preview__list-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 20px;
}

.about-preview__list-icon {
  width: 28px;
  height: 28px;
  min-width: 28px;
  background: rgba(201, 161, 74, 0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.about-preview__list-text {
  font-size: 1rem;
  color: var(--text-primary);
  font-weight: 500;
}

/* ==========================================
   SERVICES SECTION
   ========================================== */
.services {
  background: var(--bg-light);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--grid-gap);
}

.service-card {
  background: var(--secondary);
  padding: 40px 30px;
  border-radius: var(--radius-lg);
  text-align: center;
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--accent);
  transform: scaleX(0);
  transition: var(--transition-base);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
}

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

.service-card__icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 24px;
  background: linear-gradient(135deg, rgba(201, 161, 74, 0.15) 0%, rgba(201, 161, 74, 0.05) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-base);
}

.service-card:hover .service-card__icon {
  background: var(--accent);
}

.service-card__icon svg {
  width: 36px;
  height: 36px;
  stroke: var(--accent);
  transition: var(--transition-base);
}

.service-card:hover .service-card__icon svg {
  stroke: var(--primary);
}

.service-card__title {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.service-card__desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
}

.service-card__link svg {
  width: 16px;
  height: 16px;
  transition: var(--transition-base);
}

.service-card:hover .service-card__link svg {
  transform: translateX(4px);
}

/* ==========================================
   PROJECTS SECTION
   ========================================== */
.projects__filters {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 50px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 12px 28px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid #e0e0e0;
  border-radius: 50px;
  transition: var(--transition-base);
}

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

.projects__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--grid-gap);
}

.project-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
}

.project-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

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

.project-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 31, 68, 0.95) 0%, rgba(10, 31, 68, 0.4) 50%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 30px;
  transition: var(--transition-base);
}

.project-card:hover .project-card__overlay {
  background: linear-gradient(to top, rgba(10, 31, 68, 0.98) 0%, rgba(10, 31, 68, 0.7) 100%);
}

.project-card__category {
  display: inline-block;
  padding: 6px 14px;
  background: var(--accent);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: 50px;
  margin-bottom: 12px;
  width: fit-content;
}

.project-card__title {
  font-size: 1.25rem;
  color: var(--text-light);
  margin-bottom: 8px;
}

.project-card__location {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
}

.project-card__location svg {
  width: 14px;
  height: 14px;
}

.project-card__arrow {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 44px;
  height: 44px;
  background: var(--secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(10px);
  transition: var(--transition-base);
}

.project-card:hover .project-card__arrow {
  opacity: 1;
  transform: translateY(0);
}

.project-card__arrow svg {
  width: 18px;
  height: 18px;
  stroke: var(--primary);
}

/* ==========================================
   WHY CHOOSE US SECTION
   ========================================== */
.why-choose {
  background: var(--bg-dark);
  position: relative;
  overflow: hidden;
}

.why-choose::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="80" fill="none" stroke="rgba(255,255,255,0.02)" stroke-width="0.5"/></svg>');
  background-size: 60px 60px;
}

.why-choose .section__tag {
  color: var(--accent-light);
}

.why-choose .section__title {
  color: var(--text-light);
}

.why-choose .section__subtitle {
  color: rgba(255, 255, 255, 0.7);
}

.why-choose__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--grid-gap);
  position: relative;
  z-index: 2;
}

.why-card {
  text-align: center;
  padding: 40px 24px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  transition: var(--transition-base);
}

.why-card:hover {
  background: rgba(255, 255, 255, 0.06);
  transform: translateY(-4px);
}

.why-card__icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  background: rgba(201, 161, 74, 0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.why-card__icon svg {
  width: 36px;
  height: 36px;
  stroke: var(--accent);
}

.why-card__title {
  font-size: 1.25rem;
  color: var(--text-light);
  margin-bottom: 12px;
}

.why-card__desc {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.7);
}

/* ==========================================
   TESTIMONIALS SECTION
   ========================================== */
.testimonials {
  background: var(--bg-cream);
}

.testimonials__slider {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.testimonials__track {
  overflow: hidden;
}

.testimonials__slides {
  display: flex;
  transition: transform 0.5s ease;
}

.testimonial-card {
  min-width: 100%;
  padding: 60px;
  background: var(--secondary);
  border-radius: var(--radius-xl);
  text-align: center;
  box-shadow: var(--shadow-md);
}

.testimonial-card__quote {
  font-size: 4rem;
  color: var(--accent);
  opacity: 0.3;
  line-height: 1;
  margin-bottom: -20px;
}

.testimonial-card__text {
  font-size: 1.375rem;
  color: var(--text-primary);
  line-height: 1.7;
  margin-bottom: 30px;
  font-style: italic;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.testimonial-card__avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--accent);
}

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

.testimonial-card__name {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 4px;
}

.testimonial-card__role {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.testimonials__nav {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 40px;
}

.testimonials__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #ddd;
  cursor: pointer;
  transition: var(--transition-base);
}

.testimonials__dot.active {
  background: var(--accent);
  transform: scale(1.2);
}

.testimonials__arrows {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  transform: translateY(-50%);
  padding: 0 20px;
  pointer-events: none;
}

.testimonials__arrow {
  width: 50px;
  height: 50px;
  background: var(--secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  pointer-events: all;
  transition: var(--transition-base);
}

.testimonials__arrow:hover {
  background: var(--accent);
}

.testimonials__arrow svg {
  width: 20px;
  height: 20px;
  stroke: var(--primary);
}

/* ==========================================
   CTA SECTION
   ========================================== */
.cta {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  text-align: center;
}

.cta .section__title {
  color: var(--primary);
}

.cta .section__subtitle {
  color: var(--primary);
  opacity: 0.8;
  max-width: 600px;
  margin: 0 auto 40px;
}

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

.cta .btn--primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
}

/* ==========================================
   CONTACT SECTION
   ========================================== */
.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}

.contact__info {
  padding: 50px;
  background: var(--bg-dark);
  border-radius: var(--radius-xl);
  color: var(--text-light);
}

.contact__info-title {
  font-size: 2rem;
  color: var(--text-light);
  margin-bottom: 12px;
}

.contact__info-subtitle {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 40px;
}

.contact__item {
  display: flex;
  gap: 20px;
  margin-bottom: 30px;
}

.contact__item-icon {
  width: 56px;
  height: 56px;
  min-width: 56px;
  background: rgba(201, 161, 74, 0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact__item-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--accent);
}

.contact__item-label {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 6px;
}

.contact__item-value {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--text-light);
}

.contact__item-value a:hover {
  color: var(--accent);
}

.contact__social {
  display: flex;
  gap: 12px;
  margin-top: 40px;
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.contact__social-link {
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-base);
}

.contact__social-link:hover {
  background: var(--accent);
}

.contact__social-link svg {
  width: 20px;
  height: 20px;
  fill: var(--text-light);
}

.contact__form-wrapper {
  padding: 50px;
  background: var(--secondary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.contact__form-title {
  font-size: 1.75rem;
  margin-bottom: 30px;
}

.contact__form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-primary);
}

.form-group input,
.form-group textarea {
  padding: 16px 20px;
  border: 1px solid #e0e0e0;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-family: inherit;
  transition: var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(201, 161, 74, 0.15);
}

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

.contact__form .btn {
  align-self: flex-start;
}

/* ==========================================
   MAP SECTION
   ========================================== */
.map {
  height: 400px;
  background: #e0e0e0;
  position: relative;
}

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

/* ==========================================
   FOOTER
   ========================================== */
.footer {
  background: var(--primary-dark);
  color: var(--text-light);
  padding: 80px 0 30px;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 60px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__brand-desc {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.7);
  margin: 24px 0;
  line-height: 1.7;
}

.footer__col-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 24px;
  color: var(--text-light);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer__link {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.7);
  transition: var(--transition-base);
}

.footer__link:hover {
  color: var(--accent);
  padding-left: 8px;
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.7);
}

.footer__contact-item svg {
  width: 18px;
  height: 18px;
  min-width: 18px;
  margin-top: 2px;
  stroke: var(--accent);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 30px;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer__social {
  display: flex;
  gap: 12px;
}

.footer__social-link {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-base);
}

.footer__social-link:hover {
  background: var(--accent);
}

.footer__social-link svg {
  width: 18px;
  height: 18px;
  fill: var(--text-light);
}

/* ==========================================
   WHATSAPP FLOATING BUTTON
   ========================================== */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 999;
}

.whatsapp-float__link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  animation: pulse 2s infinite;
}

.whatsapp-float__link svg {
  width: 32px;
  height: 32px;
  fill: white;
}

.whatsapp-float__text {
  position: absolute;
  right: 70px;
  white-space: nowrap;
  background: var(--secondary);
  color: var(--text-primary);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  box-shadow: var(--shadow-md);
  opacity: 0;
  transform: translateX(10px);
  transition: var(--transition-base);
  pointer-events: none;
}

.whatsapp-float:hover .whatsapp-float__text {
  opacity: 1;
  transform: translateX(0);
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.4); }
  70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* ==========================================
   SCROLL ANIMATIONS
   ========================================== */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.fade-in {
  opacity: 0;
  transition: opacity 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
}

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

/* ==========================================
   PAGE HEADERS
   ========================================== */
.page-header {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  padding: 180px 0 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="80" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="0.5"/></svg>');
  background-size: 60px 60px;
}

.page-header__title {
  color: var(--text-light);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  margin-bottom: 16px;
  position: relative;
}

.page-header__breadcrumb {
  display: flex;
  justify-content: center;
  gap: 12px;
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.7);
  position: relative;
}

.page-header__breadcrumb a:hover {
  color: var(--accent);
}

.page-header__breadcrumb span {
  color: rgba(255, 255, 255, 0.4);
}

/* ==========================================
   PROJECT DETAIL PAGE
   ========================================== */
.project-detail {
  padding: var(--section-padding-desktop) 0;
}

.project-detail__hero {
  position: relative;
  height: 500px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-bottom: 60px;
}

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

.project-detail__hero-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 40px;
  background: linear-gradient(to top, rgba(10, 31, 68, 0.95) 0%, transparent 100%);
}

.project-detail__category {
  display: inline-block;
  padding: 8px 20px;
  background: var(--accent);
  color: var(--primary);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: 50px;
  margin-bottom: 16px;
}

.project-detail__title {
  font-size: 2.5rem;
  color: var(--text-light);
  margin-bottom: 12px;
}

.project-detail__meta {
  display: flex;
  gap: 30px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 1rem;
}

.project-detail__meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.project-detail__meta-item svg {
  width: 18px;
  height: 18px;
}

.project-detail__inner {
  display: grid;
  grid-template-columns: 1fr 350px;
  gap: 60px;
}

.project-detail__content h2 {
  font-size: 1.75rem;
  margin-bottom: 20px;
}

.project-detail__content p {
  margin-bottom: 20px;
}

.project-detail__content ul {
  margin-bottom: 30px;
}

.project-detail__content li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
  color: var(--text-secondary);
}

.project-detail__content li::before {
  content: '';
  width: 8px;
  height: 8px;
  min-width: 8px;
  margin-top: 8px;
  background: var(--accent);
  border-radius: 50%;
}

.project-detail__gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 40px;
}

.project-detail__gallery img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-base);
}

.project-detail__gallery img:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-md);
}

.project-detail__sidebar {
  position: sticky;
  top: 120px;
}

.project-info-card {
  background: var(--bg-light);
  padding: 40px;
  border-radius: var(--radius-lg);
  margin-bottom: 30px;
}

.project-info-card__title {
  font-size: 1.25rem;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--accent);
}

.project-info-card__list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.project-info-card__item {
  display: flex;
  justify-content: space-between;
}

.project-info-card__label {
  color: var(--text-secondary);
}

.project-info-card__value {
  font-weight: 500;
  color: var(--text-primary);
}

.project-cta-card {
  background: var(--bg-dark);
  padding: 40px;
  border-radius: var(--radius-lg);
  text-align: center;
}

.project-cta-card__title {
  font-size: 1.5rem;
  color: var(--text-light);
  margin-bottom: 16px;
}

.project-cta-card__text {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 24px;
}

.project-cta-card .btn {
  width: 100%;
}

/* ==========================================
   ABOUT PAGE
   ========================================== */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-text h2 {
  margin-bottom: 24px;
}

.about-text p {
  margin-bottom: 20px;
}

.about-values {
  margin-top: 40px;
}

.about-values__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  margin-top: 30px;
}

.value-card {
  padding: 30px;
  background: var(--bg-light);
  border-radius: var(--radius-md);
}

.value-card__icon {
  width: 50px;
  height: 50px;
  background: rgba(201, 161, 74, 0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.value-card__icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--accent);
}

.value-card__title {
  font-size: 1.125rem;
  margin-bottom: 8px;
}

.value-card__text {
  font-size: 0.9375rem;
}

/* ==========================================
   MOBILE CALL BUTTON
   ========================================== */
.mobile-call {
  display: none;
  position: fixed;
  bottom: 100px;
  left: 30px;
  z-index: 998;
}

.mobile-call__link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.mobile-call__link svg {
  width: 28px;
  height: 28px;
  fill: var(--secondary);
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */
@media (max-width: 1200px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

@media (max-width: 992px) {
  .section {
    padding: var(--section-padding-tablet) 0;
  }

  .hero__stats {
    gap: 30px;
  }

  .about-preview__inner {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  .about-preview__image::before {
    display: none;
  }

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

  .contact__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .project-detail__inner {
    grid-template-columns: 1fr;
  }

  .project-detail__sidebar {
    position: static;
  }

  .about-content {
    grid-template-columns: 1fr;
    gap: 50px;
  }
}

@media (max-width: 768px) {
  .section {
    padding: var(--section-padding-mobile) 0;
  }

  .nav__list {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .logo__img {
    height: 42px;
  }

  .hero {
    min-height: auto;
    padding: 150px 0 80px;
  }

  .hero__content {
    text-align: center;
  }

  .hero__subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero__stats {
    justify-content: center;
  }

  .hero__floating {
    display: none;
  }

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

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

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

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

  .testimonials__slider {
    padding: 0 40px;
  }

  .testimonial-card {
    padding: 40px 20px;
  }

  .testimonial-card__text {
    font-size: 1.125rem;
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer__bottom {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }

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

  .whatsapp-float__link {
    width: 52px;
    height: 52px;
  }

  .whatsapp-float__link svg {
    width: 28px;
    height: 28px;
  }

  .mobile-call {
    display: block;
  }

  .contact__info,
  .contact__form-wrapper {
    padding: 30px;
  }
}

@media (max-width: 480px) {
  .section__header {
    margin-bottom: 40px;
  }

  .hero__stats {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }

  .stat {
    text-align: center;
  }

  .about-preview__badge {
    right: 10px;
    bottom: -20px;
    padding: 20px;
  }

  .about-preview__badge-number {
    font-size: 2rem;
  }

  .project-detail__hero {
    height: 300px;
  }

  .project-detail__title {
    font-size: 1.75rem;
  }

  .project-detail__gallery {
    grid-template-columns: 1fr;
  }
}

/* ==========================================
   MOBILE NAVIGATION OVERLAY
   ========================================== */
.mobile-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 31, 68, 0.98);
  z-index: 1001;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
}

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

.mobile-nav__close {
  position: absolute;
  top: 30px;
  right: 30px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mobile-nav__close svg {
  width: 24px;
  height: 24px;
  stroke: var(--text-light);
}

.mobile-nav__list {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.mobile-nav__link {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-light);
  transition: var(--transition-base);
}

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

.mobile-nav__cta {
  margin-top: 40px;
}