/* ===========================
   NOVA DÖNÜŞÜM – Premium Design System
   =========================== */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,600;1,400&family=Inter:wght@300;400;500;600&display=swap');

/* --- Custom Properties --- */
:root {
  /* Brand Colors */
  --gold: #C5943A;
  --gold-dark: #A67B2E;
  --navy: #050B14;
  --navy-light: #0A1526;
  --white: #FFFFFF;
  --off-white: #F8F9FA;

  /* Accents & Glass */
  --light-blue-glass: rgba(184, 212, 232, 0.03);
  --white-glass: rgba(255, 255, 255, 0.05);
  --navy-glass: rgba(5, 11, 20, 0.7);

  /* Grays */
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-400: #9CA3AF;
  --gray-600: #4B5563;
  --gray-800: #1F2937;
  --gray-900: #111827;

  /* Elevation (No cheap shadows, only ambient or hairline borders) */
  --border-light: 1px solid rgba(0, 0, 0, 0.06);
  --border-dark: 1px solid rgba(255, 255, 255, 0.08);
  --shadow-ambient: 0 10px 40px -10px rgba(0, 0, 0, 0.05);

  /* Radii */
  --radius-sm: 4px;
  --radius-md: 12px;
  --radius-lg: 24px;

  /* Transitions */
  --transition-smooth: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);

  /* Typography */
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Inter', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  color: var(--gray-800);
  background: var(--off-white);
  line-height: 1.7;
  overflow-x: hidden;
  letter-spacing: -0.01em;
}

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

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

ul {
  list-style: none;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 5vw;
}

/* --- Typography --- */
h1,
h2,
h3,
h4 {
  font-family: var(--font-heading);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--navy);
  line-height: 1.15;
}

h1 {
  font-size: clamp(3rem, 7vw, 5.5rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
}

h3 {
  font-size: clamp(1.2rem, 2.5vw, 1.75rem);
}

h4 {
  font-size: 1.1rem;
  font-family: var(--font-body);
  font-weight: 500;
  letter-spacing: 0;
}

p {
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  color: var(--gray-600);
  line-height: 1.8;
  font-weight: 300;
}

/* --- Section Spacing (Whitespace is Luxury) --- */
.section {
  padding: 160px 0;
}

.section-header {
  margin-bottom: 80px;
  max-width: 800px;
}

.section-header h2 {
  margin-bottom: 24px;
}

.section-header p {
  font-size: clamp(1.125rem, 2vw, 1.35rem);
  color: var(--gray-600);
}

/* --- Button (Singular, Elegant) --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 40px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  border-radius: 100px;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: 1px solid var(--gold);
  background: transparent;
  color: var(--gold);
}

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

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

.btn-primary:hover {
  background: transparent;
  color: var(--gold);
}

/* ===========================
   HEADER / NAVIGATION (Fixed Dark)
   =========================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 24px 0;
  background: var(--navy);
  border-bottom: var(--border-dark);
  transition: padding var(--transition-smooth);
}

.header.scrolled {
  padding: 12px 0;
}

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

.logo img {
  height: 48px;
  border-radius: 4px;
}

.nav-menu {
  display: flex;
  gap: 32px;
}

.nav-menu a {
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.75);
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--gold);
}

.nav-dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: rgba(5, 11, 20, 0.97);
  min-width: 180px;
  padding: 12px 0;
  border-radius: var(--radius-sm);
  box-shadow: 0 16px 40px rgba(0,0,0,0.4);
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition-fast);
  z-index: 1000;
  border: var(--border-dark);
}

.nav-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu a {
  padding: 10px 24px;
  display: block;
  color: rgba(255, 255, 255, 0.75);
}

.dropdown-menu a:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--gold);
}

/* Hamburger (Minimalist) */
.hamburger {
  display: none;
  width: 40px;
  height: 40px;
  position: relative;
  z-index: 1002;
  cursor: pointer;
  background: transparent;
  border: none;
}

.hamburger span {
  position: absolute;
  width: 24px;
  height: 1.5px;
  background: var(--white);
  left: 8px;
  transition: var(--transition-smooth);
}

.hamburger span:nth-child(1) {
  top: 14px;
}

.hamburger span:nth-child(2) {
  top: 24px;
}

.hamburger.active span:nth-child(1) {
  top: 19px;
  transform: rotate(45deg);
  background: var(--gray-900);
  /* Always dark inside menu */
}

.hamburger.active span:nth-child(2) {
  top: 19px;
  transform: rotate(-45deg);
  background: var(--gray-900);
}

/* Mobile Menu (Bottom Sheet / Full Screen Overlay) */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--off-white);
  z-index: 1001;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 5vw;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
  transform: translateY(20px);
}

.mobile-menu.active {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.mobile-menu a {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  color: var(--navy);
  margin-bottom: 24px;
  display: block;
  opacity: 0;
  transform: translateY(20px);
  transition: var(--transition-smooth);
}

.mobile-menu.active a {
  opacity: 1;
  transform: translateY(0);
}

.mobile-menu a:nth-child(1) {
  transition-delay: 0.1s;
}

.mobile-menu a:nth-child(2) {
  transition-delay: 0.15s;
}

.mobile-menu a:nth-child(3) {
  transition-delay: 0.2s;
}

.mobile-menu a:nth-child(4) {
  transition-delay: 0.25s;
}

/* ===========================
   HERO (Deep, Bold, Minimalist)
   =========================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--navy);
  position: relative;
  padding-top: 100px;
}

/* Subtle glow instead of loud pattern */
.hero::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60vw;
  height: 60vw;
  background: radial-gradient(circle, rgba(197, 148, 58, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
}

.hero h1 {
  color: var(--white);
  line-height: 1.05;
  margin-bottom: 0px;
}

.hero h1 i {
  color: var(--gold);
  font-style: italic;
  font-weight: 400;
}

.stamp {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 40px;
  padding: 8px 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 100px;
  font-size: 0.8rem;
  color: var(--gray-400);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
}

.stamp svg {
  width: 16px;
  height: 16px;
  fill: var(--gold);
}

/* ===========================
   ABOUT (Whitespace & Typography)
   =========================== */
.about {
  background: var(--white);
  border-bottom: var(--border-light);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 120px;
  align-items: center;
}

.about-text p {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  color: var(--navy);
  line-height: 1.6;
  margin-bottom: 32px;
}

.about-text p.sub {
  font-size: 1rem;
  color: var(--gray-600);
  font-family: var(--font-body);
}

.about-image {
  position: relative;
  border-radius: 4px;
  overflow: hidden;
  background: var(--off-white);
  aspect-ratio: 4/5;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-image img {
  width: 60%;
  opacity: 0.9;
  filter: grayscale(100%) contrast(1.2);
  mix-blend-mode: multiply;
}

/* ===========================
   SERVICES (Bento Box)
   =========================== */
.services {
  background: var(--off-white);
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(2, minmax(320px, auto));
  gap: 24px;
}

.bento-card {
  background: var(--white);
  border: var(--border-light);
  border-radius: var(--radius-lg);
  padding: 48px;
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.bento-card:hover {
  transform: scale(0.99);
  border-color: rgba(197, 148, 58, 0.3);
}

/* Hover glow effect */
.bento-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at center, rgba(197, 148, 58, 0.03) 0%, transparent 60%);
  opacity: 0;
  transition: var(--transition-smooth);
  pointer-events: none;
}

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

/* Grid Spans */
.bento-card:nth-child(1) {
  grid-column: span 2;
}

/* Otel */
.bento-card:nth-child(2) {
  grid-column: span 1;
}

/* Kafe */
.bento-card:nth-child(3) {
  grid-column: span 1;
}

/* Restaurant */
.bento-card:nth-child(4) {
  grid-column: span 2;
}

/* Club */

.bento-icon {
  width: 48px;
  height: 48px;
  margin-bottom: auto;
}

.bento-icon svg {
  width: 100%;
  height: 100%;
  stroke: var(--gold);
  stroke-width: 1.2px;
  fill: none;
}

.bento-card h3 {
  margin: 32px 0 16px;
  font-size: 1.75rem;
}

.bento-card p {
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* ===========================
   HOW WE WORK (Elegant Numbers)
   =========================== */
.how-we-work {
  background: var(--navy);
  color: var(--white);
}

.how-we-work .section-header h2 {
  color: var(--white);
}

.how-we-work .section-header p {
  color: var(--gray-400);
}

.process-list {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.process-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  align-items: start;
  border-top: var(--border-dark);
  padding-top: 40px;
}

.process-num {
  font-family: var(--font-heading);
  font-size: 4rem;
  font-weight: 300;
  color: var(--gold);
  line-height: 0.8;
}

.process-content h3 {
  color: var(--white);
  margin-bottom: 16px;
  font-size: 1.5rem;
}

.process-content p {
  color: var(--gray-400);
  max-width: 600px;
}

/* ===========================
   STATS (Floating)
   =========================== */
.stats {
  background: var(--white);
  border-bottom: var(--border-light);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}

.stat-item {
  position: relative;
}

.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -20px;
  top: 20%;
  height: 60%;
  width: 1px;
  background: var(--border-light);
}

.stat-num {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  color: var(--navy);
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--gray-400);
}

/* ===========================
   FOOTER (Minimalist)
   =========================== */
.footer {
  background: var(--off-white);
  padding: 100px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 80px;
}

.footer-logo img {
  height: 40px;
  margin-bottom: 24px;
  filter: grayscale(100%);
  opacity: 0.6;
}

.footer-col h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
  color: var(--gray-800);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col a {
  font-size: 0.9rem;
  color: var(--gray-500);
}

.footer-col a:hover {
  color: var(--gold);
}

.footer-bottom {
  border-top: var(--border-light);
  padding-top: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--gray-400);
}

/* ===========================
   RESPONSIVE (Mobile-First approach in media queries)
   =========================== */
@media (max-width: 1024px) {
  .bento-grid {
    grid-template-columns: 1fr 1fr;
  }

  .bento-card:nth-child(1),
  .bento-card:nth-child(2),
  .bento-card:nth-child(3),
  .bento-card:nth-child(4) {
    grid-column: span 1;
  }

  .about-grid {
    gap: 60px;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    row-gap: 60px;
  }

  .stat-item:nth-child(2)::after {
    display: none;
  }

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

@media (max-width: 768px) {
  .section {
    padding: 100px 0;
  }

  .nav-menu {
    display: none;
  }

  .hamburger {
    display: block;
  }

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

  .about-image {
    order: -1;
    aspect-ratio: 16/9;
  }

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

  .bento-card {
    padding: 32px;
  }

  .process-item {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .process-num {
    font-size: 3rem;
  }

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

  .stat-item::after {
    display: none !important;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

/* ===========================
   SUBPAGES (Premium Enhancements)
   =========================== */
.page-hero {
  background: var(--navy);
  color: var(--white);
  padding: 240px 0 120px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80vw;
  height: 80vw;
  background: radial-gradient(circle, rgba(197, 148, 58, 0.05) 0%, transparent 60%);
  pointer-events: none;
}

.page-hero h1 {
  color: var(--white);
  margin-bottom: 24px;
  position: relative;
  z-index: 2;
}

.page-hero p {
  color: var(--gray-400);
  font-size: 1.25rem;
  max-width: 600px;
  margin: 0 auto 40px;
  position: relative;
  z-index: 2;
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-size: 0.8rem;
  color: var(--gray-400);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  position: relative;
  z-index: 2;
}

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

.breadcrumb .current {
  color: var(--gold);
}

.page-content {
  padding: 120px 0;
  background: var(--white);
}

.content-section {
  max-width: 800px;
  margin: 0 auto 80px;
}

.content-section h2 {
  margin-bottom: 32px;
}

.content-section p {
  margin-bottom: 24px;
  font-size: 1.125rem;
}

.content-section ul {
  margin: 0 0 40px 24px;
  list-style: none;
}

.content-section li {
  margin-bottom: 16px;
  position: relative;
  padding-left: 24px;
  color: var(--gray-600);
  font-size: 1.125rem;
}

.content-section li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 6px;
  height: 6px;
  background: var(--gold);
  border-radius: 50%;
}

.content-highlight {
  padding: 48px;
  background: var(--off-white);
  border-left: 2px solid var(--gold);
  margin: 60px 0;
}

.content-highlight p {
  margin: 0;
  font-size: 1.25rem;
  color: var(--navy);
  line-height: 1.6;
}

.values-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  margin-top: 60px;
}

.value-item h4 {
  color: var(--navy);
  margin-bottom: 16px;
  font-size: 1.25rem;
  font-family: var(--font-heading);
}

.value-item p {
  margin: 0;
  font-size: 1rem;
}

@media (max-width: 768px) {
  .page-hero {
    padding: 180px 0 80px;
  }

  .page-content {
    padding: 80px 0;
  }

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

  .content-highlight {
    padding: 32px;
  }
}

/* Contact Specific */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 80px;
}

.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-card {
  background: var(--off-white);
  padding: 32px;
  border-radius: var(--radius-md);
  border: var(--border-light);
}

.contact-card h3 {
  margin-bottom: 8px;
  font-size: 1.25rem;
}

.contact-form {
  background: var(--white);
  padding: 48px;
  border-radius: var(--radius-md);
  border: var(--border-light);
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--navy);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 16px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition-fast);
  background: var(--off-white);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--gold);
  background: var(--white);
}

/* Projects & Team specific */
.projects-grid,
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 60px;
}

.project-card,
.team-card {
  background: var(--white);
  border: var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-smooth);
}

.project-card:hover,
.team-card:hover {
  transform: translateY(-4px);
  border-color: rgba(197, 148, 58, 0.3);
}

.project-image,
.team-image {
  height: 240px;
  background: var(--off-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  color: var(--gray-300);
}

.project-content,
.team-content {
  padding: 32px;
}

.project-category,
.team-role {
  font-size: 0.85rem;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
  display: block;
}

.project-content h3,
.team-content h3 {
  margin-bottom: 12px;
  font-size: 1.5rem;
}

.project-content p,
.team-content p {
  font-size: 0.95rem;
  margin-bottom: 0;
}

@media (max-width: 1024px) {

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

@media (max-width: 768px) {

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