/* Türkçe karakter desteği: ğ ş ı ö ü ç Ğ Ş İ Ö Ü Ç */
/* ========================================
   EROL TASARIM - Premium Web Site Styles
   ======================================== */

/* ---- DESIGN TOKENS ---- */
:root {
  --clr-bg: #060b14;
  --clr-bg-2: #0c1426;
  --clr-bg-3: #111b30;
  --clr-surface: rgba(255,255,255,0.04);
  --clr-surface-hover: rgba(255,255,255,0.07);
  --clr-border: rgba(255,255,255,0.08);
  --clr-teal: #00d4b4;
  --clr-teal-2: #00b09b;
  --clr-purple: #7c3aed;
  --clr-purple-2: #6d28d9;
  --clr-pink: #ec4899;
  --clr-orange: #f97316;
  --clr-text: #f1f5f9;
  --clr-text-muted: #94a3b8;
  --clr-text-dim: #64748b;
  --gradient-main: linear-gradient(135deg, var(--clr-teal), var(--clr-purple));
  --gradient-hero: linear-gradient(135deg, #00d4b4 0%, #7c3aed 50%, #ec4899 100%);
  --font-body: 'Nunito', 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --shadow-sm: 0 4px 16px rgba(0,0,0,0.3);
  --shadow-md: 0 8px 32px rgba(0,0,0,0.4);
  --shadow-glow-teal: 0 0 40px rgba(0,212,180,0.2);
  --shadow-glow-purple: 0 0 40px rgba(124,58,237,0.2);
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
  --nav-h: 72px;
}

/* ---- RESET & BASE ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--clr-bg);
  color: var(--clr-text);
  font-family: var(--font-body);
  line-height: 1.65;
  overflow-x: hidden;
  cursor: none;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; font-family: var(--font-body); border: none; background: none; }
select, input, textarea { font-family: var(--font-body); }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }

/* ---- PARTICLES ---- */
#particles-bg {
  position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden;
}
.particle {
  position: absolute; border-radius: 50%; animation: float-particle linear infinite;
  background: var(--clr-teal); opacity: 0.15;
}
@keyframes float-particle {
  from { transform: translateY(100vh) scale(0); opacity: 0; }
  10% { opacity: 0.15; }
  90% { opacity: 0.1; }
  to { transform: translateY(-20vh) scale(1); opacity: 0; }
}

/* ---- CUSTOM CURSOR ---- */
#cursor {
  position: fixed; top: 0; left: 0; width: 14px; height: 14px;
  background: var(--clr-teal); border-radius: 50%; pointer-events: none;
  z-index: 9999; transform: translate(-50%,-50%);
  transition: width .2s, height .2s, background .2s;
  mix-blend-mode: screen;
}
#cursor-trail {
  position: fixed; top: 0; left: 0; width: 36px; height: 36px;
  border: 2px solid rgba(0,212,180,0.4); border-radius: 50%; pointer-events: none;
  z-index: 9998; transform: translate(-50%,-50%);
  transition: left .12s ease, top .12s ease, width .2s, height .2s;
}
body:has(a:hover) #cursor, body:has(button:hover) #cursor {
  width: 24px; height: 24px; background: var(--clr-purple);
}



/* ---- LAYOUT ---- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; position: relative; z-index: 1; }
.section { padding: 100px 0; position: relative; }
.section--dark { background: var(--clr-bg-2); }
.section--gradient {
  background: linear-gradient(135deg, rgba(0,212,180,0.12), rgba(124,58,237,0.12));
}

/* ---- SECTION HEADERS ---- */
.section-header { text-align: center; margin-bottom: 64px; }
.section-tag {
  display: inline-block; padding: 6px 18px; border-radius: 100px;
  background: rgba(0,212,180,0.12); border: 1px solid rgba(0,212,180,0.3);
  color: var(--clr-teal); font-size: .85rem; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase; margin-bottom: 16px;
}
.section-title {
  font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; line-height: 1.15;
  margin-bottom: 16px; text-align: center;
}
.section-desc { color: var(--clr-text-muted); max-width: 560px; margin: 0 auto; font-size: 1.05rem; }

/* ---- GRADIENT TEXT ---- */
.gradient-text {
  background: var(--gradient-hero);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; border-radius: var(--radius-sm);
  font-weight: 600; font-size: .95rem; transition: var(--transition);
  position: relative; overflow: hidden;
}
.btn::before {
  content: ''; position: absolute; inset: 0;
  background: rgba(255,255,255,0.08); opacity: 0;
  transition: opacity .2s;
}
.btn:hover::before { opacity: 1; }
.btn-primary {
  background: var(--gradient-main);
  color: #fff; box-shadow: 0 0 24px rgba(0,212,180,0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 0 40px rgba(0,212,180,0.5); }
.btn-ghost {
  border: 1px solid var(--clr-border); color: var(--clr-text);
  background: var(--clr-surface);
}
.btn-ghost:hover { border-color: var(--clr-teal); color: var(--clr-teal); transform: translateY(-2px); }
.btn-sm { padding: 10px 20px; font-size: .88rem; }
.btn-full { width: 100%; justify-content: center; }

/* ---- NAVBAR ---- */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav-h); background: rgba(6,11,20,0.6);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}
#navbar.scrolled {
  background: rgba(6,11,20,0.95);
  border-bottom-color: var(--clr-border);
  box-shadow: var(--shadow-sm);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; gap: 32px; height: 100%;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px; flex-shrink: 0;
}
.logo-img { width: 52px; height: 52px; border-radius: 8px; object-fit: contain; background: transparent; }
.logo-text { font-weight: 800; font-size: 1.1rem; letter-spacing: .05em; }
.logo-accent { color: var(--clr-teal); }
.nav-links {
  display: flex; align-items: center; gap: 8px; flex: 1;
  justify-content: center; list-style: none; margin: 0; padding: 0;
}
.nav-link {
  padding: 8px 16px; border-radius: var(--radius-sm); font-weight: 500;
  color: var(--clr-text-muted); transition: var(--transition); font-size: .95rem;
}
.nav-link:hover, .nav-link.active { color: var(--clr-text); background: var(--clr-surface); }
.nav-cta { margin-left: auto; flex-shrink: 0; padding: 10px 22px; }
.hamburger {
  display: none; flex-direction: column; gap: 5px; padding: 8px; border-radius: var(--radius-sm);
  background: var(--clr-surface);
}
.hamburger span {
  display: block; width: 22px; height: 2px; background: var(--clr-text);
  border-radius: 2px; transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ---- HERO ---- */
.hero-section {
  position: relative; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden; padding-top: var(--nav-h);
}
.hero-bg-img {
  position: absolute; inset: 0; z-index: 0;
}
.hero-bg-img img {
  width: 100%; height: 100%; object-fit: cover; opacity: 0.25;
}
.hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, rgba(6,11,20,0.3) 0%, rgba(6,11,20,0.7) 60%, var(--clr-bg) 100%);
}
.hero-content {
  position: relative; z-index: 2; text-align: center;
  padding: 80px 24px 60px; max-width: 800px;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 18px; border-radius: 100px;
  background: rgba(0,212,180,0.08); border: 1px solid rgba(0,212,180,0.25);
  color: var(--clr-teal); font-size: .85rem; font-weight: 600;
  margin-bottom: 28px; animation: fadeUp .6s ease both;
}
.badge-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--clr-teal); box-shadow: 0 0 8px var(--clr-teal);
  animation: pulse-dot 2s ease infinite;
}
@keyframes pulse-dot { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }
.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 900; line-height: 1.1;
  margin-bottom: 24px; animation: fadeUp .6s .1s ease both;
}
.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem); color: var(--clr-text-muted);
  max-width: 640px; margin: 0 auto 40px; animation: fadeUp .6s .2s ease both;
}
.hero-sub strong { color: var(--clr-text); }
.hero-actions {
  display: flex; gap: 16px; justify-content: center; flex-wrap: wrap;
  margin-bottom: 36px; animation: fadeUp .6s .3s ease both;
}
.hero-social { animation: fadeUp .6s .4s ease both; }
.social-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px; border-radius: 100px;
  background: rgba(255,255,255,0.05); border: 1px solid var(--clr-border);
  font-size: .9rem; color: var(--clr-text-muted); transition: var(--transition);
}
.social-pill:hover { background: rgba(0,212,180,0.1); border-color: rgba(0,212,180,0.4); color: var(--clr-teal); }
@keyframes fadeUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }

/* ---- SERVICES ---- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.service-card {
  position: relative; padding: 28px 24px; border-radius: var(--radius-md);
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  transition: var(--transition); overflow: hidden;
  display: flex; flex-direction: column; gap: 12px;
}
.service-card:hover {
  border-color: rgba(0,212,180,0.4); transform: translateY(-4px);
  box-shadow: var(--shadow-glow-teal); background: var(--clr-surface-hover);
}
.service-card:focus { outline: 2px solid var(--clr-teal); border-radius: var(--radius-md); }
.service-glow {
  position: absolute; top: -40px; right: -40px;
  width: 120px; height: 120px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,212,180,0.12), transparent 70%);
  pointer-events: none; transition: var(--transition);
}
.service-card:hover .service-glow { transform: scale(1.4); }
.service-icon {
  width: 52px; height: 52px; border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(0,212,180,0.12), rgba(124,58,237,0.12));
  border: 1px solid rgba(0,212,180,0.2);
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-teal); flex-shrink: 0;
}
.service-card h3 { font-size: 1.1rem; font-weight: 700; }
.service-card p { color: var(--clr-text-muted); font-size: .9rem; line-height: 1.6; flex: 1; }
.service-features {
  display: flex; flex-direction: column; gap: 6px;
}
.service-features li {
  font-size: .83rem; color: var(--clr-teal);
  padding-left: 4px;
}
.service-cta {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--clr-teal); font-weight: 700; font-size: .88rem;
  margin-top: 4px; transition: var(--transition);
  padding: 8px 16px; border-radius: var(--radius-sm);
  background: rgba(0,212,180,0.08); border: 1px solid rgba(0,212,180,0.2);
  width: fit-content;
}
.service-cta:hover { background: rgba(0,212,180,0.18); gap: 10px; }

/* ---- PORTFOLIO ---- */
.portfolio-filters {
  display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-bottom: 48px;
}
.filter-btn {
  padding: 10px 24px; border-radius: 100px; font-size: .9rem; font-weight: 600;
  border: 1px solid var(--clr-border); color: var(--clr-text-muted);
  background: var(--clr-surface); transition: var(--transition);
}
.filter-btn:hover, .filter-btn.active {
  background: var(--gradient-main); color: #fff; border-color: transparent;
  box-shadow: 0 0 20px rgba(0,212,180,0.3);
}
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.portfolio-item {
  border-radius: var(--radius-md); overflow: hidden;
  position: relative; cursor: pointer;
}
.portfolio-item--wide { grid-column: span 1; }
.portfolio-img-wrap {
  position: relative; overflow: hidden; aspect-ratio: 4/3;
}
.portfolio-item--wide .portfolio-img-wrap { aspect-ratio: 4/3; }
.portfolio-img-wrap img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .5s ease;
}
.portfolio-item:hover .portfolio-img-wrap img { transform: scale(1.06); }
.portfolio-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(6,11,20,0.95) 45%, rgba(6,11,20,0.1) 100%);
  display: flex; flex-direction: column; justify-content: flex-end; padding: 22px;
  opacity: 0; transform: translateY(8px); transition: var(--transition);
}
.portfolio-item:hover .portfolio-overlay { opacity: 1; transform: translateY(0); }
.portfolio-tag {
  display: inline-block; padding: 3px 10px; border-radius: 100px; font-size: .75rem;
  background: var(--gradient-main); color: #fff; font-weight: 700;
  margin-bottom: 8px; width: fit-content;
}
.portfolio-overlay h3 { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.portfolio-overlay p { color: var(--clr-text-muted); font-size: .83rem; margin-bottom: 14px; }
.portfolio-item.hidden { display: none; }
.portfolio-item.fade-in { animation: fadeUp .4s ease both; }

/* ---- ABOUT ---- */
.about-grid {
  display: grid; grid-template-columns: 1fr 1.2fr; gap: 80px; align-items: center;
}
.about-visual { text-align: center; }
.about-logo-wrap {
  position: relative; display: inline-block; margin-bottom: 40px;
}
.about-logo {
  width: 200px; height: 200px; border-radius: 50%; object-fit: cover;
  border: 3px solid rgba(0,212,180,0.4);
  box-shadow: 0 0 60px rgba(0,212,180,0.3);
}
.about-logo-glow {
  position: absolute; inset: -20px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,212,180,0.15), transparent 70%);
  animation: pulse-glow 3s ease infinite;
}
@keyframes pulse-glow { 0%,100% { transform: scale(1); opacity: .8; } 50% { transform: scale(1.1); opacity: 1; } }
.about-tools {
  display: flex; flex-wrap: wrap; gap: 8px; justify-content: center;
}
.tool-badge {
  padding: 6px 14px; border-radius: 100px; font-size: .8rem; font-weight: 600;
  background: rgba(124,58,237,0.12); border: 1px solid rgba(124,58,237,0.25);
  color: #a78bfa;
}
.about-content .section-tag { display: inline-block; }
.about-text { color: var(--clr-text-muted); margin-bottom: 16px; font-size: 1rem; }
.about-text strong { color: var(--clr-teal); }
.about-cta-row { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 32px; }

/* ---- STATS ---- */
.stats-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 32px;
}
.stat-card {
  text-align: center; padding: 48px 24px; border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.04); border: 1px solid rgba(0,212,180,0.15);
  transition: var(--transition);
}
.stat-card:hover { border-color: rgba(0,212,180,0.4); transform: translateY(-4px); box-shadow: var(--shadow-glow-teal); }
.stat-number {
  display: block; font-size: clamp(2.5rem, 5vw, 3.5rem); font-weight: 900;
  background: var(--gradient-hero); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
  margin-bottom: 8px; line-height: 1;
}
.stat-label { color: var(--clr-text-muted); font-size: .95rem; font-weight: 500; }

/* ---- TESTIMONIALS ---- */
.testimonials-slider { overflow: hidden; position: relative; }
.testimonials-track {
  display: flex; gap: 24px; transition: transform .5s cubic-bezier(0.4,0,0.2,1);
}
.testimonial-card {
  flex: 0 0 calc(33.333% - 16px); padding: 36px; border-radius: var(--radius-lg);
  background: var(--clr-surface); border: 1px solid var(--clr-border);
}
.testimonial-stars { color: #fbbf24; font-size: 1.1rem; margin-bottom: 16px; }
.testimonial-card > p { color: var(--clr-text-muted); font-size: .95rem; line-height: 1.7; margin-bottom: 24px; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.author-avatar {
  width: 44px; height: 44px; border-radius: 50%; flex-shrink: 0;
  background: var(--gradient-main); display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: .85rem; color: #fff;
}
.testimonial-author strong { display: block; font-size: .95rem; }
.testimonial-author span { color: var(--clr-text-muted); font-size: .83rem; }
.slider-controls {
  display: flex; align-items: center; justify-content: center; gap: 16px; margin-top: 36px;
}
.slider-btn {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  color: var(--clr-text); display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.slider-btn:hover { background: var(--gradient-main); border-color: transparent; color: #fff; }
.slider-dots { display: flex; gap: 8px; }
.slider-dot {
  width: 8px; height: 8px; border-radius: 100px; background: var(--clr-border);
  transition: var(--transition); border: none; cursor: pointer;
}
.slider-dot.active { width: 24px; background: var(--clr-teal); }

/* ---- PARTNERS ---- */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.partner-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  display: flex; flex-direction: column; align-items: center;
  gap: 20px; text-align: center;
  transition: var(--transition);
}
.partner-card:hover {
  border-color: rgba(0,212,180,0.4);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow-teal);
  background: var(--clr-surface-hover);
}
.partner-logo-wrap {
  width: 140px; height: 140px;
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--clr-border);
}
.partner-logo-wrap img {
  width: 100%; height: 100%; object-fit: contain;
  padding: 8px;
}
.partner-info h3 {
  font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; color: var(--clr-text);
}
.partner-info p {
  font-size: .88rem; color: var(--clr-text-muted); line-height: 1.6;
}

/* ---- CONTACT ---- */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.5fr; gap: 60px; align-items: start;
}
.contact-info { display: flex; flex-direction: column; gap: 16px; }
.contact-info-card {
  display: flex; align-items: center; gap: 16px; padding: 20px 24px;
  border-radius: var(--radius-md); background: var(--clr-surface);
  border: 1px solid var(--clr-border); transition: var(--transition);
}
.contact-info-card:hover { border-color: rgba(0,212,180,0.4); box-shadow: var(--shadow-glow-teal); }
.contact-info-icon {
  width: 48px; height: 48px; border-radius: var(--radius-sm); flex-shrink: 0;
  background: linear-gradient(135deg, rgba(0,212,180,0.15), rgba(124,58,237,0.15));
  border: 1px solid rgba(0,212,180,0.2);
  display: flex; align-items: center; justify-content: center; color: var(--clr-teal);
}
.contact-info-card strong { display: block; font-size: .85rem; color: var(--clr-text-muted); margin-bottom: 2px; }
.contact-info-card a { color: var(--clr-text); font-weight: 600; transition: var(--transition); }
.contact-info-card a:hover { color: var(--clr-teal); }

.contact-form {
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg); padding: 40px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.form-group label { font-size: .88rem; font-weight: 600; color: var(--clr-text-muted); }
.form-group input, .form-group select, .form-group textarea {
  padding: 14px 16px; border-radius: var(--radius-sm); font-size: .95rem;
  background: rgba(255,255,255,0.04); border: 1px solid var(--clr-border);
  color: var(--clr-text); transition: var(--transition); outline: none;
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--clr-text-dim); }
.form-group select { appearance: none; cursor: pointer; }
.form-group select option { background: var(--clr-bg-3); color: var(--clr-text); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--clr-teal); box-shadow: 0 0 0 3px rgba(0,212,180,0.1);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.form-success {
  display: flex; align-items: center; gap: 12px; padding: 16px;
  border-radius: var(--radius-sm); background: rgba(0,212,180,0.1);
  border: 1px solid rgba(0,212,180,0.3); color: var(--clr-teal);
  margin-top: 16px; font-weight: 600;
}

/* ---- FOOTER ---- */
.footer {
  padding: 60px 0 0; background: var(--clr-bg-2);
  border-top: 1px solid var(--clr-border);
}
.footer-inner {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 32px; padding-bottom: 40px;
}
.footer-brand { display: flex; flex-direction: column; gap: 12px; }
.footer-brand p { color: var(--clr-text-muted); font-size: .9rem; }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-links a { color: var(--clr-text-muted); font-size: .9rem; transition: var(--transition); }
.footer-links a:hover { color: var(--clr-teal); }
.footer-social { display: flex; gap: 12px; }
.social-icon-btn {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  display: flex; align-items: center; justify-content: center; color: var(--clr-text-muted);
  transition: var(--transition);
}
.social-icon-btn:hover { background: var(--gradient-main); border-color: transparent; color: #fff; }
.footer-bottom {
  border-top: 1px solid var(--clr-border); padding: 20px 0;
  text-align: center; color: var(--clr-text-dim); font-size: .85rem;
  display: flex; flex-direction: column; align-items: center; gap: 12px;
}
.footer-bottom a { color: var(--clr-teal); }
.admin-login-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 14px; border-radius: 100px; font-size: .75rem;
  color: var(--clr-text-dim); border: 1px solid var(--clr-border);
  transition: var(--transition); text-decoration: none;
}
.admin-login-btn:hover { color: var(--clr-teal); border-color: rgba(0,212,180,0.3); }

/* WhatsApp CTA */
.contact-whatsapp-cta {
  background: rgba(37,211,102,0.06); border: 1px solid rgba(37,211,102,0.2);
  border-radius: var(--radius-md); padding: 28px 24px; text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 16px;
}
.contact-whatsapp-cta p {
  color: var(--clr-text-muted); font-size: 1rem; font-weight: 600;
}
.contact-whatsapp-cta .btn-full { max-width: 320px; }

/* ---- BACK TO TOP ---- */
#back-to-top {
  position: fixed; bottom: 28px; right: 28px; z-index: 999;
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--gradient-main); color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 24px rgba(0,212,180,0.4);
  opacity: 0; transform: translateY(20px); pointer-events: none;
  transition: var(--transition);
}
#back-to-top.visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
#back-to-top:hover { transform: translateY(-4px); box-shadow: 0 0 40px rgba(0,212,180,0.6); }

/* ---- SCROLL REVEAL ---- */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity .6s ease, transform .6s ease; }
.reveal.revealed { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }

/* ===================================================
   RESPONSIVE — MOBİL UYUM
   =================================================== */

/* Tablet (max 1024px) */
@media (max-width: 1024px) {
  .services-grid  { grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .partners-grid  { grid-template-columns: repeat(2, 1fr); }
  .about-grid     { grid-template-columns: 1fr; gap: 40px; }
  .about-visual   { order: -1; }
  .contact-grid   { grid-template-columns: 1fr; }
  .testimonial-card { flex: 0 0 calc(50% - 12px); }
}

/* Mobil (max 768px) */
@media (max-width: 768px) {
  :root { --nav-h: 64px; }

  .section { padding: 56px 0; }

  /* Navbar */
  .nav-links {
    display: none; flex-direction: column; gap: 4px;
    position: absolute; top: var(--nav-h); left: 0; right: 0;
    background: rgba(6,11,20,0.98); backdrop-filter: blur(20px);
    padding: 16px 20px 24px; border-bottom: 1px solid var(--clr-border);
    z-index: 999;
  }
  .nav-links.open { display: flex; }
  .nav-link { padding: 12px 16px; font-size: 1rem; border-radius: var(--radius-sm); }
  .hamburger { display: flex; }
  .nav-cta { display: none; }

  /* Hero */
  .hero-content { padding: 40px 0 60px; text-align: center; }
  .hero-title { font-size: clamp(2rem, 9vw, 3rem); }
  .hero-subtitle { font-size: 1rem; }
  .hero-actions {
    flex-direction: column; align-items: center; gap: 12px;
  }
  .hero-actions .btn { width: 100%; max-width: 280px; justify-content: center; }
  .hero-social { justify-content: center; }

  /* Section başlıklar */
  .section-title { font-size: clamp(1.6rem, 6vw, 2.2rem); }
  .section-desc  { font-size: .93rem; }

  /* Hizmetler */
  .services-grid { grid-template-columns: 1fr; gap: 14px; }
  .service-card  { padding: 22px 18px; }

  /* Portfolyo */
  .portfolio-grid { grid-template-columns: 1fr; gap: 14px; }
  .portfolio-filters { gap: 8px; flex-wrap: wrap; }
  .filter-btn { font-size: .8rem; padding: 6px 14px; }

  /* Yan Firmalar */
  .partners-grid { grid-template-columns: 1fr; gap: 14px; }
  .partner-logo-wrap { width: 110px; height: 110px; }

  /* İstatistikler */
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .stat-number { font-size: 2.2rem; }

  /* Hakkımda */
  .about-grid   { grid-template-columns: 1fr; gap: 32px; }
  .about-visual { order: -1; }
  .about-tools  { gap: 8px; }
  .about-cta-row { flex-direction: column; align-items: flex-start; gap: 12px; }

  /* Testimonials */
  .testimonial-card { flex: 0 0 100%; }

  /* İletişim */
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .form-row     { grid-template-columns: 1fr; }
  .contact-info-cards { grid-template-columns: 1fr; }

  /* Footer */
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 24px; }
  .footer-links { gap: 14px; }

  /* Cursor gizle */
  body { cursor: auto; }
  #cursor, #cursor-trail { display: none; }
}

/* Küçük mobil (max 480px) */
@media (max-width: 480px) {
  .section { padding: 44px 0; }
  .container { padding: 0 16px; }

  .hero-title { font-size: clamp(1.7rem, 8vw, 2.4rem); }

  .services-grid  { gap: 12px; }
  .portfolio-grid { gap: 12px; }
  .partners-grid  { gap: 12px; }

  .stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat-card  { padding: 20px 12px; }

  .partner-logo-wrap { width: 90px; height: 90px; }

  .section-title { font-size: 1.6rem; }

  .footer-links { flex-direction: column; gap: 10px; }
  .footer-inner { gap: 20px; }
}