/* ============================================================
   AJANS KİVİ — GLOBAL DESIGN SYSTEM
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;0,700;1,300;1,400&family=Inter:wght@300;400;500;600&display=swap');

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

:root {
  --white:      #ffffff;
  --bg-soft:    #f5f5f3;
  --bg-dark:    #1a1a1a;
  --text-dark:  #1a1a1a;
  --text-mid:   #555555;
  --text-light: #888888;
  --accent:     #6b8e23;
  --accent-dk:  #556b1a;
  --border:     #e8e8e4;
  --border-dk:  #2e2e2e;

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'Inter', system-ui, sans-serif;

  --space-xs:  8px;
  --space-sm:  16px;
  --space-md:  24px;
  --space-lg:  48px;
  --space-xl:  80px;
  --space-2xl: 128px;

  --radius:    2px;
  --radius-md: 6px;
  --ease:      cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --max-w:     1320px;
}

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

body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul { list-style: none; }

/* ── Container ───────────────────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* ── Typography ──────────────────────────────────────────── */
.display-1 {
  font-family: var(--font-display);
  font-size: clamp(48px, 6vw, 80px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--text-dark);
}
.display-2 {
  font-family: var(--font-display);
  font-size: clamp(36px, 4.5vw, 60px);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.015em;
}
.display-3 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 600;
  line-height: 1.2;
}
.body-lg  { font-size: 18px; line-height: 1.7; color: var(--text-mid); }
.body-md  { font-size: 16px; line-height: 1.7; color: var(--text-mid); }
.body-sm  { font-size: 14px; line-height: 1.6; color: var(--text-light); }
.eyebrow  {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.04em;
  border-radius: var(--radius);
  transition: all 0.3s var(--ease);
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: var(--white);
  border: 1.5px solid var(--accent);
}
.btn-primary:hover {
  background: var(--accent-dk);
  border-color: var(--accent-dk);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(107,142,35,0.3);
}
.btn-ghost {
  background: transparent;
  color: var(--text-dark);
  border: 1.5px solid var(--border);
}
.btn-ghost:hover {
  border-color: var(--text-dark);
  transform: translateY(-1px);
}
.btn-ghost-white {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.4);
}
.btn-ghost-white:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.08);
}
.btn-dark {
  background: var(--text-dark);
  color: var(--white);
  border: 1.5px solid var(--text-dark);
}
.btn-dark:hover {
  background: #333;
  transform: translateY(-1px);
}

/* ── Navigation ──────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0 var(--space-md);
  transition: all 0.4s var(--ease);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-w);
  margin: 0 auto;
  height: 72px;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s;
}
.nav.scrolled {
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--border);
}
.nav.scrolled .nav-inner { border-color: transparent; }
.nav.hero-mode .nav-logo { color: var(--white); }
.nav.hero-mode .nav-links a { color: rgba(255,255,255,0.85); }
.nav.hero-mode .nav-cta { border-color: rgba(255,255,255,0.5); color: var(--white); }
.nav.scrolled .nav-logo { color: var(--text-dark); }
.nav.scrolled .nav-links a { color: var(--text-dark); }
.nav.scrolled .nav-cta { border-color: var(--border); color: var(--text-dark); }

.nav-logo {
  display: flex;
  align-items: center;
  transition: opacity 0.3s;
}
.nav-logo:hover {
  opacity: 0.85;
}
.nav-logo img {
  height: 40px;
  width: auto;
  display: block;
}

.nav-logo .logo-white { display: none; }
.nav-logo .logo-green { display: block; }

.nav.hero-mode .nav-logo .logo-white { display: block; }
.nav.hero-mode .nav-logo .logo-green { display: none; }

.nav.scrolled .nav-logo .logo-white { display: none; }
.nav.scrolled .nav-logo .logo-green { display: block; }

.footer-brand .nav-logo .logo-white { display: block; height: 40px; width: auto; }
.footer-brand .nav-logo .logo-green { display: none; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: color 0.25s;
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width 0.25s var(--ease);
}
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

.nav-links .has-dropdown { position: relative; }
.nav-links .dropdown {
  position: absolute;
  top: calc(100% + 16px);
  left: -20px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  min-width: 220px;
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all 0.25s var(--ease);
  box-shadow: 0 8px 32px rgba(0,0,0,0.1);
  z-index: 100;
}
.nav-links .has-dropdown:hover .dropdown {
  opacity: 1; visibility: visible; transform: translateY(0);
}
.dropdown a {
  display: block;
  padding: 10px 20px;
  font-size: 13px;
  color: var(--text-dark) !important;
  transition: background 0.15s;
}
.dropdown a::after { display: none; }
.dropdown a:hover { background: var(--bg-soft); color: var(--accent) !important; }

.nav-cta {
  padding: 9px 22px;
  font-size: 13px;
  font-weight: 500;
  border: 1.5px solid;
  border-radius: var(--radius);
  transition: all 0.3s var(--ease);
  letter-spacing: 0.03em;
}
.nav-cta:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--white) !important;
}

.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
.hamburger span { display: block; width: 24px; height: 1.5px; background: currentColor; transition: all 0.3s; }

/* ── Mobile Nav Menu ────────────────────────────────────── */
.mobile-menu {
  display: none;
  position: fixed;
  top: 72px; left: 0; right: 0; bottom: 0;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(16px);
  z-index: 999;
  padding: 32px 24px;
  overflow-y: auto;
  transform: translateX(-100%);
  transition: transform 0.35s var(--ease);
}
.mobile-menu.open {
  display: block;
  transform: translateX(0);
}
.mobile-menu ul li { border-bottom: 1px solid var(--border); }
.mobile-menu ul li a {
  display: block;
  padding: 16px 0;
  font-size: 16px;
  color: var(--text-dark);
  font-weight: 400;
  transition: color 0.2s;
}
.mobile-menu ul li a:hover { color: var(--accent); }
.mobile-menu .mobile-cta {
  display: inline-flex;
  margin-top: 24px;
  padding: 14px 32px;
  background: var(--accent);
  color: var(--white) !important;
  border-radius: var(--radius);
  font-weight: 500;
}

/* ── Section Spacing ─────────────────────────────────────── */
.section { padding: var(--space-2xl) 0; }
.section-sm { padding: var(--space-xl) 0; }
.section-dark { background: var(--bg-dark); color: var(--white); }
.section-dark .section-title { color: var(--white); }
.section-soft { background: var(--bg-soft); }

/* ── Scroll Animations ───────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ── Logo Band ───────────────────────────────────────────── */
.logo-band {
  padding: 40px 0;
  background: var(--white);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.logo-band-label {
  text-align: center;
  margin-bottom: 28px;
}
.logo-track-wrap { overflow: hidden; position: relative; }
.logo-track-wrap::before,
.logo-track-wrap::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 120px;
  z-index: 2;
}
.logo-track-wrap::before { left: 0; background: linear-gradient(to right, var(--white), transparent); }
.logo-track-wrap::after  { right: 0; background: linear-gradient(to left, var(--white), transparent); }
.logo-track {
  display: flex;
  align-items: center;
  gap: 64px;
  white-space: nowrap;
  animation: marquee 28s linear infinite;
  width: max-content;
  margin-bottom: 20px;
}
.logo-track.reverse { animation-direction: reverse; }
.logo-item {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-dark);
  opacity: 0.22;
  transition: opacity 0.3s;
  text-transform: uppercase;
  flex-shrink: 0;
}
.logo-item:hover { opacity: 0.65; }
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ── Value Props ─────────────────────────────────────────── */
.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}
.value-card {
  padding: 40px 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--white);
  transition: all 0.3s var(--ease);
  position: relative;
  overflow: hidden;
}
.value-card::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.value-card:hover { box-shadow: 0 8px 40px rgba(0,0,0,0.08); transform: translateY(-4px); }
.value-card:hover::before { transform: scaleX(1); }
.value-icon { font-size: 32px; margin-bottom: 20px; }
.value-card h3 { font-size: 18px; font-weight: 600; margin-bottom: 12px; }
.value-card p { font-size: 15px; color: var(--text-mid); line-height: 1.6; }

/* ── Services Grid ───────────────────────────────────────── */
.services-asym {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-xl);
}
.srv-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: flex-end;
  text-decoration: none;
  color: inherit;
}
.srv-card-inner {
  width: 100%; height: 100%;
  position: relative;
  min-height: 360px;
}
.srv-card-img {
  position: absolute;
  inset: 0;
  background-position: center center;
  background-size: cover;
  background-repeat: no-repeat;
  transition: transform 0.6s var(--ease);
}

.mobile-only {
  display: none !important;
}

@media (max-width: 768px) {
  .desktop-only {
    display: none !important;
  }
  .mobile-only {
    display: block !important;
  }
}
.srv-card:hover .srv-card-img { transform: scale(1.04); }
.srv-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26,26,26,0.85) 0%, rgba(26,26,26,0.1) 50%, transparent 100%);
  transition: background 0.4s;
}
.srv-card:hover .srv-overlay { background: linear-gradient(to top, rgba(26,26,26,0.7) 0%, rgba(26,26,26,0.1) 60%, transparent 100%); }
.srv-content {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 28px;
  color: var(--white);
}
.srv-tag {
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
  font-weight: 500;
}
.srv-content h3 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 8px;
}
.srv-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(8px);
  transition: all 0.3s var(--ease);
  color: var(--white);
}
.srv-card:hover .srv-link { opacity: 1; transform: translateY(0); }
.srv-link::after {
  content: '→';
  transition: transform 0.25s;
}
.srv-card:hover .srv-link::after { transform: translateX(4px); }

/* Grid span helpers */
.col-span-7  { grid-column: span 7; }
.col-span-5  { grid-column: span 5; }
.col-span-8  { grid-column: span 8; }
.col-span-4  { grid-column: span 4; }
.col-span-6  { grid-column: span 6; }
.col-span-12 { grid-column: span 12; }

/* ── Stats Bar ───────────────────────────────────────────── */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--border-dk);
  border-bottom: 1px solid var(--border-dk);
}
.stat-item {
  padding: 48px 40px;
  text-align: center;
  border-right: 1px solid var(--border-dk);
}
.stat-item:last-child { border-right: none; }
.stat-num {
  font-family: var(--font-display);
  font-size: clamp(48px, 5vw, 72px);
  font-weight: 700;
  color: var(--white);
  line-height: 1;
  margin-bottom: 8px;
}
.stat-num span { color: var(--accent); }
.stat-label {
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
}

/* ── Mid CTA Band ────────────────────────────────────────── */
.cta-band {
  padding: var(--space-2xl) 0;
  background: var(--bg-dark);
  text-align: center;
}
.cta-band .section-title { color: var(--white); }
.cta-band p { color: rgba(255,255,255,0.55); margin: 20px 0 40px; font-size: 17px; }

/* ── Footer ──────────────────────────────────────────────── */
.footer {
  background: #111111;
  color: rgba(255,255,255,0.55);
  padding: 72px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-xl);
  padding-bottom: 48px;
  border-bottom: 1px solid #222;
}
.footer-brand .nav-logo { color: var(--white); font-size: 24px; margin-bottom: 16px; }
.footer-brand p { font-size: 14px; line-height: 1.7; max-width: 280px; }
.footer-col h4 {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 20px;
  font-weight: 500;
}
.footer-col a {
  display: block;
  font-size: 14px;
  padding: 5px 0;
  transition: color 0.25s;
}
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  padding-top: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
}
.footer-bottom a { transition: color 0.25s; }
.footer-bottom a:hover { color: var(--accent); }

/* ── WhatsApp Float ──────────────────────────────────────── */
.wa-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 54px;
  height: 54px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  z-index: 999;
  transition: all 0.3s var(--ease);
}
.wa-float:hover { transform: scale(1.08) translateY(-2px); box-shadow: 0 8px 28px rgba(37,211,102,0.5); }
.wa-float svg { width: 26px; height: 26px; fill: white; }

/* ── Page Header (inner pages) ───────────────────────────── */
.page-header {
  padding: 160px 0 80px;
  background: #0a0a0a;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 70% 30%, rgba(107,142,35,0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 20% 70%, rgba(255,240,200,0.05) 0%, transparent 40%);
  pointer-events: none;
}
.page-header .eyebrow { margin-bottom: 16px; position: relative; z-index: 2; }
.page-header .display-2 { max-width: 640px; margin-bottom: 20px; color: var(--white); position: relative; z-index: 2; }
.page-header .body-lg { max-width: 560px; color: rgba(255, 255, 255, 0.65); position: relative; z-index: 2; }

/* ── Divider ─────────────────────────────────────────────── */
.divider { width: 48px; height: 2px; background: var(--accent); margin: 20px 0; }
.divider-center { margin: 20px auto; }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 1024px) {
  .value-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-lg); }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .stat-item { border-bottom: 1px solid var(--border-dk); }
}
@media (max-width: 768px) {
  :root { --space-2xl: 80px; --space-xl: 56px; }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .nav.hero-mode .hamburger span { background: var(--white); }
  .nav.scrolled .hamburger span { background: var(--text-dark); }
  .value-grid { grid-template-columns: 1fr; }
  .services-asym > * { grid-column: span 12 !important; }
  .srv-card-inner { min-height: 260px; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-lg); }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}
@media (max-width: 480px) {
  .stats-bar { grid-template-columns: 1fr; }
  .btn { padding: 13px 24px; }
}