/* ============================================
   ILGIN ÇADIR & TENTE — Design Token System
   Inspired by Struqta Industrial Theme
   ============================================ */

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

/* === ROOT TOKENS === */
:root {
  /* Colors — Primary */
  --color-primary: #FE5A0E;
  --color-primary-hover: #E54D08;
  --color-primary-active: #CC4407;
  --color-primary-light: rgba(254, 90, 14, 0.1);
  --color-primary-rgb: 254, 90, 14;

  /* Colors — Dark Navy */
  --color-navy: #061B49;
  --color-navy-light: #0A2560;
  --color-navy-dark: #041236;

  /* Colors — Text */
  --color-heading: #263A4F;
  --color-body: #6A8695;
  --color-body-light: #8DA5B4;
  --color-white: #FFFFFF;

  /* Colors — Backgrounds */
  --color-bg: #FFFFFF;
  --color-bg-alt: #F9F9F9;
  --color-bg-dark: #061B49;
  --color-surface: #FFFFFF;

  /* Colors — Borders */
  --color-border: rgba(0, 0, 0, 0.08);
  --color-border-light: rgba(0, 0, 0, 0.05);
  --color-border-white: rgba(255, 255, 255, 0.1);

  /* Colors — States */
  --color-success: #28A745;
  --color-warning: #FFC107;
  --color-error: #DC3545;

  /* Typography */
  --font-display: 'Poppins', sans-serif;
  --font-body: 'Open Sans', sans-serif;

  /* Type Scale */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 0.9375rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 2rem;
  --text-4xl: 2.625rem;
  --text-5xl: 3.25rem;

  /* Line Heights */
  --leading-display: 1.15;
  --leading-heading: 1.3;
  --leading-body: 1.733;

  /* Letter Spacing */
  --tracking-tight: -0.02em;
  --tracking-normal: 0;
  --tracking-wide: 0.05em;
  --tracking-wider: 0.1em;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  --space-32: 128px;

  /* Border Radius */
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 8px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.12);

  /* Transitions */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 500ms;

  /* Z-Index */
  --z-base: 0;
  --z-raised: 10;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-overlay: 300;
  --z-modal: 400;
  --z-toast: 500;

  /* Container */
  --container-max: 1200px;
  --section-padding: var(--space-24);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-body);
  background-color: var(--color-bg);
  -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(--duration-normal) var(--ease-out-expo);
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-heading);
  font-weight: 600;
  line-height: var(--leading-heading);
}

h1 { font-size: var(--text-5xl); letter-spacing: var(--tracking-tight); }
h2 { font-size: var(--text-4xl); letter-spacing: var(--tracking-tight); }
h3 { font-size: var(--text-xl); }
h4 { font-size: var(--text-base); }

p {
  margin-bottom: var(--space-4);
  color: var(--color-body);
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* === UTILITY === */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.section-padding {
  padding-block: var(--section-padding);
}

.bg-white { background-color: var(--color-bg); }
.bg-alt { background-color: var(--color-bg-alt); }
.bg-dark { background-color: var(--color-bg-dark); }

.text-center { text-align: center; }
.text-white { color: var(--color-white); }
.text-primary { color: var(--color-primary); }

/* Section Header */
.section-header {
  margin-bottom: var(--space-12);
}

.section-header .sub-title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-primary);
  display: block;
  margin-bottom: var(--space-3);
}

.section-header h2 {
  margin-bottom: var(--space-4);
}

.section-header p {
  max-width: 600px;
}

.section-header.text-center p {
  margin-inline: auto;
}

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: 14px 35px;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out-expo);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

.btn:active {
  transform: scale(0.97);
}

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

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(var(--color-primary-rgb), 0.35);
}

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

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

.btn-navy {
  background-color: var(--color-navy);
  color: var(--color-white);
  border-color: var(--color-navy);
}

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

/* === SKIP LINK === */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: var(--color-white);
  z-index: var(--z-toast);
  transition: top var(--duration-fast);
  font-weight: 600;
}

.skip-link:focus {
  top: 0;
}

/* ========================
   1. TOP BAR
   ======================== */
.top-bar {
  background-color: var(--color-navy);
  padding-block: var(--space-2);
  font-size: var(--text-sm);
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-bar__contact {
  display: flex;
  gap: var(--space-6);
}

.top-bar__contact a {
  color: rgba(255, 255, 255, 0.7);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.top-bar__contact a:hover {
  color: var(--color-primary);
}

.top-bar__contact i {
  color: var(--color-primary);
}

.top-bar__social {
  display: flex;
  gap: var(--space-3);
}

.top-bar__social a {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--text-sm);
  transition: color var(--duration-fast);
}

.top-bar__social a:hover {
  color: var(--color-primary);
}

/* ========================
   2. HEADER
   ======================== */
.header {
  background-color: var(--color-white);
  padding-block: var(--space-5);
  border-bottom: 1px solid var(--color-border);
}

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

.header__logo img {
  height: 50px;
  width: auto;
}

.header__logo span {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-navy);
}

.header__logo span em {
  color: var(--color-primary);
  font-style: normal;
}

.header__badges {
  display: flex;
  gap: var(--space-10);
}

.header__badge {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.header__badge-icon {
  width: 45px;
  height: 45px;
  border-radius: 50%;
  border: 2px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: var(--text-xl);
  flex-shrink: 0;
}

.header__badge-text strong {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-heading);
}

.header__badge-text span {
  font-size: var(--text-sm);
  color: var(--color-body);
}

/* ========================
   3. NAVIGATION
   ======================== */
.navbar {
  background-color: var(--color-navy);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  transition: box-shadow var(--duration-normal);
}

.navbar.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

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

.nav-menu {
  display: flex;
  gap: 0;
}

.nav-menu__item {
  position: relative;
}

.nav-menu__link {
  display: block;
  padding: 18px 22px;
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  transition: all var(--duration-normal);
  position: relative;
}

.nav-menu__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 22px;
  right: 22px;
  height: 3px;
  background-color: var(--color-primary);
  transform: scaleX(0);
  transition: transform var(--duration-normal) var(--ease-out-expo);
}

.nav-menu__link:hover,
.nav-menu__link.active {
  color: var(--color-primary);
}

.nav-menu__link:hover::after,
.nav-menu__link.active::after {
  transform: scaleX(1);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.nav-right .btn {
  padding: 12px 28px;
  font-size: var(--text-xs);
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  z-index: var(--z-overlay);
}

.mobile-toggle span {
  display: block;
  width: 26px;
  height: 3px;
  background-color: var(--color-white);
  margin: 5px 0;
  transition: all var(--duration-normal);
  border-radius: 2px;
}

.mobile-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}

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

.mobile-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

/* ========================
   4. HERO SLIDER
   ======================== */
.hero {
  position: relative;
  overflow: hidden;
  height: 85vh;
  min-height: 550px;
  max-height: 800px;
}

.hero__slides {
  position: relative;
  width: 100%;
  height: 100%;
}

.hero__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1s var(--ease-in-out);
}

.hero__slide.active {
  opacity: 1;
}

.hero__slide-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero__slide-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(6, 27, 73, 0.85) 0%,
    rgba(6, 27, 73, 0.5) 50%,
    rgba(6, 27, 73, 0.2) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  align-items: center;
}

.hero__text {
  max-width: 600px;
}

.hero__label {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.hero__label::before {
  content: '';
  width: 30px;
  height: 2px;
  background-color: var(--color-primary);
}

.hero__title {
  color: var(--color-white);
  font-size: var(--text-5xl);
  font-weight: 700;
  line-height: var(--leading-display);
  margin-bottom: var(--space-5);
}

.hero__desc {
  color: rgba(255, 255, 255, 0.75);
  font-size: var(--text-base);
  margin-bottom: var(--space-8);
  max-width: 480px;
}

/* Hero Controls */
.hero__controls {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--space-3);
  z-index: 5;
}

.hero__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.5);
  background: transparent;
  cursor: pointer;
  transition: all var(--duration-normal);
}

.hero__dot.active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.hero__arrows {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding-inline: var(--space-4);
  z-index: 5;
  pointer-events: none;
}

.hero__arrow {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.3);
  background: rgba(0, 0, 0, 0.2);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--duration-normal);
  pointer-events: auto;
  font-size: var(--text-lg);
}

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

/* ========================
   5. ABOUT SECTION
   ======================== */
.about {
  background-color: var(--color-bg-alt);
}

.about .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.about__content {
  padding-right: var(--space-8);
}

.about__list {
  margin: var(--space-6) 0;
}

.about__list li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  font-weight: 500;
  color: var(--color-heading);
}

.about__list li i {
  color: var(--color-primary);
}

.about__signature {
  margin-top: var(--space-8);
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.about__signature img {
  border-radius: 50%;
  width: 60px;
  height: 60px;
  object-fit: cover;
  border: 3px solid var(--color-primary);
}

.about__signature-info strong {
  display: block;
  font-family: var(--font-display);
  color: var(--color-heading);
}

.about__signature-info span {
  font-size: var(--text-sm);
}

.about__images {
  position: relative;
}

.about__img-main {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.about__img-main img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

.about__img-float {
  position: absolute;
  bottom: -30px;
  right: -20px;
  width: 250px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 5px solid var(--color-white);
  box-shadow: var(--shadow-lg);
}

.about__img-float img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

/* ========================
   6. SERVICES
   ======================== */
.services {
  position: relative;
}

.services__cta-bar {
  background-color: var(--color-primary);
  padding: var(--space-4) 0;
  text-align: center;
  margin-bottom: var(--space-16);
}

.services__cta-bar a {
  color: var(--color-white);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-lg);
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}

.services__cta-bar a:hover {
  opacity: 0.9;
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
}

.service-card {
  text-align: center;
  padding: var(--space-8) var(--space-6);
  transition: all var(--duration-normal) var(--ease-out-expo);
  position: relative;
}

.service-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background-color: var(--color-primary);
  transform: scaleX(0);
  transition: transform var(--duration-normal) var(--ease-out-expo);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

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

.service-card__icon {
  width: 70px;
  height: 70px;
  margin: 0 auto var(--space-5);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  font-size: var(--text-3xl);
  transition: all var(--duration-normal);
}

.service-card:hover .service-card__icon {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.service-card h3 {
  margin-bottom: var(--space-3);
}

.service-card p {
  font-size: var(--text-sm);
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-primary);
  font-weight: 600;
  font-size: var(--text-sm);
  margin-top: var(--space-4);
  transition: gap var(--duration-normal);
}

.service-card__link:hover {
  gap: var(--space-3);
}

/* ========================
   7. WHY US / FEATURES
   ======================== */
.why-us {
  background: linear-gradient(rgba(6, 27, 73, 0.92), rgba(6, 27, 73, 0.92)),
              url('../img/cta-bg.jpg') center/cover no-repeat fixed;
  color: var(--color-white);
}

.why-us .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.why-us__content .sub-title {
  color: var(--color-primary);
}

.why-us__content h2 {
  color: var(--color-white);
  margin-bottom: var(--space-5);
}

.why-us__features {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--space-6);
}

.feature-card {
  text-align: center;
  padding: var(--space-6);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  transition: all var(--duration-normal);
}

.feature-card:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
}

.feature-card__icon {
  font-size: var(--text-3xl);
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.feature-card h3 {
  color: var(--color-white);
  font-size: var(--text-base);
}

/* ========================
   8. PORTFOLIO
   ======================== */
.portfolio {
  background-color: var(--color-bg-alt);
}

.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.portfolio-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  cursor: pointer;
}

.portfolio-item img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.portfolio-item__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6, 27, 73, 0.85), transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-6);
  opacity: 0;
  transition: opacity var(--duration-normal);
}

.portfolio-item:hover img {
  transform: scale(1.08);
}

.portfolio-item:hover .portfolio-item__overlay {
  opacity: 1;
}

.portfolio-item__category {
  font-size: var(--text-sm);
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.portfolio-item__title {
  color: var(--color-white);
  font-size: var(--text-lg);
  font-weight: 600;
}

/* ========================
   9. STATS / COUNTERS
   ======================== */
.stats {
  background: linear-gradient(rgba(6, 27, 73, 0.92), rgba(6, 27, 73, 0.92)),
              url('../img/hero-1.png') center/cover no-repeat fixed;
  padding-block: var(--space-16);
}

.stats .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
  text-align: center;
}

.stat-item__icon {
  font-size: var(--text-3xl);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.stat-item__number {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat-item__number span {
  color: var(--color-primary);
}

.stat-item__label {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

/* ========================
   10. REFERENCES / SPONSORS
   ======================== */
.references {
  padding-block: var(--space-12);
  border-bottom: 1px solid var(--color-border);
}

.references__track {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  overflow: hidden;
}

.references__track img {
  height: 45px;
  width: auto;
  filter: grayscale(100%);
  opacity: 0.5;
  transition: all var(--duration-normal);
  flex-shrink: 0;
}

.references__track img:hover {
  filter: grayscale(0%);
  opacity: 1;
}

/* ========================
   11. TESTIMONIALS
   ======================== */
.testimonials {
  background-color: var(--color-bg-alt);
}

.testimonials__slider {
  position: relative;
  overflow: hidden;
}

.testimonials__track {
  display: flex;
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.testimonial-card {
  min-width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  padding: var(--space-2);
}

.testimonial-item {
  background-color: var(--color-white);
  padding: var(--space-8);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  position: relative;
}

.testimonial-item__quote {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  font-size: 60px;
  color: var(--color-primary);
  opacity: 0.15;
  font-family: Georgia, serif;
  line-height: 1;
}

.testimonial-item p {
  font-style: italic;
  margin-bottom: var(--space-6);
  position: relative;
  z-index: 1;
}

.testimonial-item__author {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.testimonial-item__avatar {
  width: 55px;
  height: 55px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--color-primary-light);
}

.testimonial-item__info strong {
  display: block;
  font-family: var(--font-display);
  color: var(--color-heading);
  font-size: var(--text-base);
}

.testimonial-item__info span {
  font-size: var(--text-sm);
  color: var(--color-body);
}

.testimonial-item__stars {
  color: var(--color-primary);
  margin-top: var(--space-2);
}

/* ========================
   12. BLOG
   ======================== */
.blog {
  background-color: var(--color-bg-alt);
}

.blog__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.blog-card {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.blog-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.blog-card__image {
  position: relative;
  overflow: hidden;
}

.blog-card__image img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: transform var(--duration-slow);
}

.blog-card:hover .blog-card__image img {
  transform: scale(1.05);
}

.blog-card__tag {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  background-color: var(--color-primary);
  color: var(--color-white);
  font-size: var(--text-xs);
  font-weight: 600;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}

.blog-card__body {
  padding: var(--space-6);
}

.blog-card__body h3 {
  margin-bottom: var(--space-3);
  transition: color var(--duration-normal);
}

.blog-card:hover .blog-card__body h3 {
  color: var(--color-primary);
}

.blog-card__body p {
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
}

.blog-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-primary);
  font-weight: 600;
  font-size: var(--text-sm);
  transition: gap var(--duration-normal);
}

.blog-card__link:hover {
  gap: var(--space-3);
}

/* ========================
   13. FOOTER
   ======================== */
.footer {
  background-color: var(--color-navy);
  padding-top: var(--space-20);
  padding-bottom: var(--space-8);
}

.footer .container {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: var(--space-10);
}

.footer__about p {
  color: rgba(255, 255, 255, 0.6);
  margin: var(--space-5) 0;
}

.footer__social {
  display: flex;
  gap: var(--space-3);
}

.footer__social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.7);
  transition: all var(--duration-normal);
}

.footer__social a:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.footer h3 {
  color: var(--color-white);
  font-size: var(--text-lg);
  margin-bottom: var(--space-6);
  position: relative;
  padding-bottom: var(--space-3);
}

.footer h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background-color: var(--color-primary);
}

.footer__links li {
  margin-bottom: var(--space-3);
}

.footer__links a {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--text-sm);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  transition: all var(--duration-normal);
}

.footer__links a::before {
  content: '›';
  color: var(--color-primary);
  font-weight: 700;
}

.footer__links a:hover {
  color: var(--color-primary);
  padding-left: var(--space-2);
}

.footer__contact li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--text-sm);
}

.footer__contact li i {
  color: var(--color-primary);
  margin-top: 3px;
}

.footer__newsletter p {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
}

.footer__newsletter-form {
  display: flex;
  gap: 0;
}

.footer__newsletter-form input {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-white);
  font-size: var(--text-sm);
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  outline: none;
  transition: border-color var(--duration-normal);
}

.footer__newsletter-form input::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

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

.footer__newsletter-form button {
  background-color: var(--color-primary);
  color: var(--color-white);
  border: none;
  padding: 12px 20px;
  cursor: pointer;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  transition: background-color var(--duration-normal);
  font-size: var(--text-base);
}

.footer__newsletter-form button:hover {
  background-color: var(--color-primary-hover);
}

/* ========================
   14. COPYRIGHT BAR
   ======================== */
.copyright {
  background-color: var(--color-navy-dark);
  padding-block: var(--space-5);
  text-align: center;
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.5);
}

.copyright a {
  color: var(--color-primary);
}

/* ========================
   BACK TO TOP
   ======================== */
.back-to-top {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  width: 45px;
  height: 45px;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
  cursor: pointer;
  border: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--duration-normal) var(--ease-out-expo);
  z-index: var(--z-raised);
  box-shadow: var(--shadow-md);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background-color: var(--color-navy);
  transform: translateY(-3px);
}

/* ========================
   WHATSAPP FLOAT BUTTON
   ======================== */
.whatsapp-float {
  position: fixed;
  bottom: var(--space-8);
  left: var(--space-8);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: #25D366;
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  z-index: var(--z-raised);
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
  transition: all var(--duration-normal) var(--ease-out-expo);
  animation: whatsapp-pulse 2s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
  color: var(--color-white);
}

@keyframes whatsapp-pulse {
  0%, 100% { box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 4px 24px rgba(37, 211, 102, 0.6), 0 0 0 8px rgba(37, 211, 102, 0.1); }
}

/* ========================
   PAGE HEADER (Inner Pages)
   ======================== */
.page-header {
  background: linear-gradient(rgba(6, 27, 73, 0.9), rgba(6, 27, 73, 0.9)),
              url('../img/cta-bg.jpg') center/cover no-repeat;
  padding: var(--space-24) 0 var(--space-16);
  text-align: center;
}

.page-header h1 {
  color: var(--color-white);
  font-size: var(--text-4xl);
  margin-bottom: var(--space-4);
}

.page-header__breadcrumb {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.6);
}

.page-header__breadcrumb a {
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--duration-normal);
}

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

.page-header__breadcrumb .separator {
  color: var(--color-primary);
}

.page-header__breadcrumb .current {
  color: var(--color-primary);
}

/* ========================
   SERVICES DETAIL (Inner Page)
   ======================== */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
  padding-block: var(--space-12);
  border-bottom: 1px solid var(--color-border);
}

.service-detail:last-child {
  border-bottom: none;
}

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

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

.service-detail__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.service-detail__image img {
  width: 100%;
  height: 350px;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.service-detail:hover .service-detail__image img {
  transform: scale(1.03);
}

.service-detail__content h3 {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-4);
}

.service-detail__content p {
  margin-bottom: var(--space-5);
}

.service-detail__features {
  margin-bottom: var(--space-6);
}

.service-detail__features li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  font-weight: 500;
  color: var(--color-heading);
  font-size: var(--text-sm);
}

.service-detail__features li i {
  color: var(--color-primary);
  font-size: var(--text-base);
}

/* ========================
   GALLERY GRID (Projects Page)
   ======================== */
.gallery__filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-10);
}

.gallery__filter-btn {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: 10px 24px;
  border: 2px solid var(--color-border);
  background: transparent;
  color: var(--color-heading);
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all var(--duration-normal);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

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

.gallery__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.gallery__item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  cursor: pointer;
}

.gallery__item img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.gallery__item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6, 27, 73, 0.85), transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-6);
  opacity: 0;
  transition: opacity var(--duration-normal);
}

.gallery__item:hover img {
  transform: scale(1.08);
}

.gallery__item:hover .gallery__item-overlay {
  opacity: 1;
}

.gallery__item-category {
  font-size: var(--text-sm);
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.gallery__item-title {
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
}

/* ========================
   CONTACT PAGE
   ======================== */
.contact-section .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
}

.contact-form {
  background-color: var(--color-white);
  padding: var(--space-10);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.contact-form h3 {
  margin-bottom: var(--space-6);
}

.form-group {
  margin-bottom: var(--space-5);
}

.form-group label {
  display: block;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-sm);
  color: var(--color-heading);
  margin-bottom: var(--space-2);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-heading);
  background-color: var(--color-bg-alt);
  transition: border-color var(--duration-normal), box-shadow var(--duration-normal);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.1);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.contact-info-card {
  background-color: var(--color-navy);
  color: var(--color-white);
  padding: var(--space-10);
  border-radius: var(--radius-md);
}

.contact-info-card h3 {
  color: var(--color-white);
  margin-bottom: var(--space-6);
}

.contact-info-card p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--space-8);
}

.contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.contact-info__icon {
  width: 45px;
  height: 45px;
  border-radius: 50%;
  background: rgba(var(--color-primary-rgb), 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: var(--text-lg);
  flex-shrink: 0;
}

.contact-info__text strong {
  display: block;
  color: var(--color-white);
  font-family: var(--font-display);
  margin-bottom: var(--space-1);
}

.contact-info__text span {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.6);
}

.contact-info__text a {
  color: rgba(255, 255, 255, 0.6);
}

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

.contact-map {
  margin-top: var(--space-12);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.contact-map--fullwidth {
  margin-top: 0;
  border-radius: 0;
  box-shadow: none;
  width: 100%;
}

.contact-map iframe {
  width: 100%;
  height: 400px;
  border: none;
}

.contact-map--fullwidth iframe {
  height: 450px;
}

/* References grid (inner page) */
.references-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
}

.reference-card {
  background-color: var(--color-white);
  padding: var(--space-8) var(--space-6);
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--duration-normal) var(--ease-out-expo);
  border: 1px solid var(--color-border-light);
}

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

.reference-card img {
  height: 50px;
  width: auto;
  margin: 0 auto var(--space-4);
  filter: grayscale(100%);
  opacity: 0.6;
  transition: all var(--duration-normal);
}

.reference-card:hover img {
  filter: grayscale(0%);
  opacity: 1;
}

.reference-card h4 {
  font-size: var(--text-sm);
  color: var(--color-heading);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

/* ========================
   RESPONSIVE — Inner Pages
   ======================== */
@media (max-width: 992px) {
  .service-detail {
    grid-template-columns: 1fr;
  }

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

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

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

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

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

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

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

/* ========================
   SCROLL REVEAL
   ======================== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--duration-slow) var(--ease-out-expo),
              transform var(--duration-slow) var(--ease-out-expo);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity var(--duration-slow) var(--ease-out-expo),
              transform var(--duration-slow) var(--ease-out-expo);
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity var(--duration-slow) var(--ease-out-expo),
              transform var(--duration-slow) var(--ease-out-expo);
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

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

/* Tablet */
@media (max-width: 992px) {
  :root {
    --text-5xl: 2.5rem;
    --text-4xl: 2rem;
    --section-padding: var(--space-16);
  }

  .header__badges {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background-color: var(--color-navy);
    flex-direction: column;
    padding: var(--space-20) var(--space-6);
    transition: right var(--duration-normal) var(--ease-out-expo);
    z-index: var(--z-overlay);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.2);
  }

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

  .nav-menu__link {
    padding: var(--space-4) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .nav-menu__link::after {
    display: none;
  }

  .nav-right .btn {
    display: none;
  }

  .about .container {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .about__content {
    padding-right: 0;
  }

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

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

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

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

  .stats .container {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-10);
  }

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

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

  .testimonial-card {
    grid-template-columns: 1fr;
  }
}

/* Mobile */
@media (max-width: 768px) {
  :root {
    --text-5xl: 2rem;
    --text-4xl: 1.75rem;
    --text-3xl: 1.5rem;
    --section-padding: var(--space-12);
  }

  .top-bar__contact span:first-child {
    display: none;
  }

  .hero {
    height: 70vh;
    min-height: 450px;
  }

  .hero__title {
    font-size: var(--text-4xl);
  }

  .hero__arrows {
    display: none;
  }

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

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

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

  .stats .container {
    grid-template-columns: 1fr 1fr;
  }

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

  .footer .container {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .about__img-float {
    position: static;
    width: 100%;
    border: none;
    margin-top: var(--space-4);
  }
}

/* Small Mobile */
@media (max-width: 480px) {
  .top-bar .container {
    justify-content: center;
  }

  .top-bar__social {
    display: none;
  }

  .stats .container {
    grid-template-columns: 1fr;
  }

  .hero {
    height: 60vh;
    min-height: 400px;
  }
}