/* ─── TOKENS ─── */
:root {
  --bg: #050505;
  --bg-2: #0d0d0d;
  --bg-3: #141414;
  --accent: #00d4ff;
  --accent-dim: rgba(0, 212, 255, 0.12);
  --white: #f0f0f0;
  --muted: rgba(240, 240, 240, 0.45);
  --border: rgba(255, 255, 255, 0.07);

  --font-display: 'Space Grotesk', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-body: 'Inter', sans-serif;

  --nav-h: 72px;
  --section-pad: clamp(80px, 12vw, 140px);
  --container: 1200px;
  --radius: 12px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.87, 0, 0.13, 1);
}

/* ─── BASE ─── */
html { background: var(--bg); color: var(--white); font-family: var(--font-body); }
body { background: var(--bg); min-height: 100vh; overflow-x: hidden; cursor: none; }

.mono { font-family: var(--font-mono); }
.accent { color: var(--accent); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 60px);
}

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

.section__label {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 32px;
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 64px;
}
.section__title em { font-style: normal; color: var(--accent); }

/* ─── CUSTOM CURSOR ─── */
.cursor-dot,
.cursor-ring {
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 9999;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}
.cursor-dot {
  width: 6px; height: 6px;
  background: var(--accent);
}
.cursor-ring {
  width: 36px; height: 36px;
  border: 1.5px solid rgba(0, 212, 255, 0.5);
  transition: transform 0.1s var(--ease-out), opacity 0.2s;
}
body.cursor-hover .cursor-ring {
  transform: translate(-50%, -50%) scale(1.8);
  opacity: 0.5;
}

/* ─── NAV ─── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(20px, 5vw, 60px);
  z-index: 100;
  transition: background 0.4s, backdrop-filter 0.4s;
}
.nav.scrolled {
  background: rgba(5, 5, 5, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.nav__logo {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.03em;
}
.nav__links {
  display: flex;
  gap: 40px;
  align-items: center;
}
.nav__links a {
  font-size: 14px;
  color: var(--muted);
  transition: color 0.2s;
}
.nav__links a:hover { color: var(--white); }
.nav__cta {
  padding: 8px 20px;
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--white) !important;
  transition: border-color 0.2s, background 0.2s !important;
}
.nav__cta:hover {
  border-color: var(--accent) !important;
  background: var(--accent-dim) !important;
}
.nav__burger { display: none; flex-direction: column; gap: 5px; padding: 4px; }
.nav__burger span { width: 24px; height: 1.5px; background: var(--white); display: block; transition: 0.3s; }

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 99;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.mobile-menu.open { display: flex; }
.mobile-menu ul { display: flex; flex-direction: column; gap: 32px; text-align: center; }
.mobile-menu a {
  font-family: var(--font-display);
  font-size: clamp(28px, 8vw, 48px);
  font-weight: 600;
  color: var(--muted);
  transition: color 0.2s;
}
.mobile-menu a:hover { color: var(--white); }

/* ─── HERO ─── */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
#heroCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 20px;
}
.hero__tag {
  font-size: 11px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
  opacity: 0;
}
.hero__name {
  display: flex;
  flex-direction: column;
  font-family: var(--font-display);
  font-size: clamp(64px, 13vw, 180px);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.04em;
  overflow: hidden;
}
.hero__name-line {
  display: block;
  transform: translateY(110%);
  position: relative;
}
/* Glitch */
.hero__name-line::before,
.hero__name-line::after {
  content: attr(data-text);
  position: absolute;
  left: 0; top: 0;
  width: 100%;
  opacity: 0;
}
.hero__name-line::before { color: #ff003c; clip-path: polygon(0 0, 100% 0, 100% 40%, 0 40%); }
.hero__name-line::after  { color: var(--accent); clip-path: polygon(0 60%, 100% 60%, 100% 100%, 0 100%); }
.glitch-active .hero__name-line::before {
  animation: glitch-top 0.4s steps(1) forwards;
}
.glitch-active .hero__name-line::after {
  animation: glitch-bot 0.4s steps(1) forwards;
}

@keyframes glitch-top {
  0%   { opacity: 1; transform: translateX(-4px); }
  25%  { opacity: 0; }
  50%  { opacity: 1; transform: translateX(4px); }
  75%  { opacity: 0; }
  100% { opacity: 0; transform: translateX(0); }
}
@keyframes glitch-bot {
  0%   { opacity: 1; transform: translateX(4px); }
  33%  { opacity: 0; }
  66%  { opacity: 1; transform: translateX(-2px); }
  100% { opacity: 0; transform: translateX(0); }
}

.hero__sub {
  margin-top: 28px;
  font-family: var(--font-mono);
  font-size: clamp(14px, 2vw, 18px);
  color: var(--muted);
  min-height: 28px;
  opacity: 0;
}
.cursor-blink {
  animation: blink 0.8s step-end infinite;
  color: var(--accent);
}
@keyframes blink { 50% { opacity: 0; } }

.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  opacity: 0;
}
.hero__scroll span { font-size: 10px; letter-spacing: 0.2em; color: var(--muted); }
.hero__scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scroll-pulse 2s ease-in-out infinite;
}
@keyframes scroll-pulse {
  0%, 100% { transform: scaleY(1); opacity: 1; }
  50% { transform: scaleY(0.6); opacity: 0.4; }
}

/* ─── ABOUT ─── */
.about { background: var(--bg); }
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.about__heading {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 28px;
}
.about__heading em { font-style: normal; color: var(--accent); }
.about__text p {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 16px;
}
.about__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.stat-card {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
}
.stat-card__num {
  font-family: var(--font-display);
  font-size: clamp(48px, 6vw, 72px);
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--white);
  line-height: 1;
}
.stat-card__plus { color: var(--accent); font-size: 32px; font-weight: 700; line-height: 1; }
.stat-card__label { font-size: 13px; color: var(--muted); margin-top: 8px; }

/* ─── SERVICES ─── */
.services { background: var(--bg-2); }
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}
.service-card {
  background: var(--bg-3);
  border: 1px solid var(--border);
  padding: 48px 36px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s, background 0.3s;
  cursor: default;
}
.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-dim), transparent);
  opacity: 0;
  transition: opacity 0.4s;
}
.service-card:hover { border-color: rgba(0, 212, 255, 0.3); }
.service-card:hover::before { opacity: 1; }
.service-card__num {
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 24px;
}
.service-card__title {
  font-family: var(--font-display);
  font-size: clamp(18px, 2vw, 24px);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}
.service-card__desc { font-size: 14px; color: var(--muted); line-height: 1.75; }
.service-card__arrow {
  position: absolute;
  bottom: 32px; right: 32px;
  font-size: 20px;
  color: var(--accent);
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity 0.3s, transform 0.3s;
}
.service-card:hover .service-card__arrow { opacity: 1; transform: translateX(0); }

/* ─── PROJECTS ─── */
.projects { background: var(--bg); }

.project-featured {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 60px;
  margin-bottom: 24px;
  position: relative;
  overflow: hidden;
}
.project-featured::before {
  content: '';
  position: absolute;
  top: -80px; right: -80px;
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.08) 0%, transparent 70%);
  pointer-events: none;
}
.project-featured__tag {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 16px;
}
.project-featured__title {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}
.project-featured__desc { font-size: 15px; color: var(--muted); line-height: 1.8; margin-bottom: 36px; }
.project-featured__actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* Mockup */
.project-featured__mockup {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}
.mockup__bar {
  display: flex;
  gap: 6px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}
.mockup__bar span {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--border);
}
.mockup__bar span:first-child { background: #ff5f57; }
.mockup__bar span:nth-child(2) { background: #febc2e; }
.mockup__bar span:last-child { background: #28c840; }
.mockup__content { padding: 20px; }
.mockup__line {
  height: 8px;
  background: var(--border);
  border-radius: 4px;
  margin-bottom: 10px;
  animation: shimmer 2s ease-in-out infinite;
}
.mockup__line.short { width: 60%; }
.mockup__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 20px; }
.mockup__card {
  height: 80px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 6px;
  animation: shimmer 2s ease-in-out infinite;
}
.mockup__card:nth-child(2) { animation-delay: 0.3s; }
.mockup__card:nth-child(3) { animation-delay: 0.6s; }
@keyframes shimmer {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.9; }
}

.project-secondary {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 48px 60px;
  margin-bottom: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  transition: border-color 0.3s;
}
.project-secondary:hover { border-color: rgba(0, 212, 255, 0.2); }
.project-secondary__tag {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--muted);
  margin-bottom: 12px;
}
.project-secondary__title {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.project-secondary__desc { font-size: 14px; color: var(--muted); line-height: 1.7; margin-bottom: 24px; }

.projects-past { background: var(--bg-2); }

.past-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 20px;
}

.past-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 20px;
  transition: border-color 0.3s, transform 0.3s, background 0.3s;
  position: relative;
  overflow: hidden;
}
.past-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-dim), transparent);
  opacity: 0;
  transition: opacity 0.35s;
}
.past-card:hover {
  border-color: rgba(0, 212, 255, 0.3);
  transform: translateY(-4px);
}
.past-card:hover::before { opacity: 1; }

.past-card__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.past-card__num {
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--accent);
}
.past-card__ext {
  font-size: 16px;
  color: var(--muted);
  transition: color 0.2s, transform 0.2s;
}
.past-card:hover .past-card__ext {
  color: var(--accent);
  transform: translate(2px, -2px);
}
.past-card__title {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
  line-height: 1.3;
}
.past-card__desc {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 16px;
}
.past-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.past-card__tags span {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 3px 8px;
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--muted);
}

@media (max-width: 1024px) {
  .past-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .past-grid { grid-template-columns: 1fr; }
}

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 100px;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.25s var(--ease-out);
  white-space: nowrap;
}
.btn--primary {
  background: var(--accent);
  color: #000;
}
.btn--primary:hover { background: #33deff; transform: translateY(-2px); }
.btn--outline {
  border: 1px solid var(--accent);
  color: var(--accent);
}
.btn--outline:hover { background: var(--accent-dim); }
.btn--ghost {
  border: 1px solid var(--border);
  color: var(--white);
}
.btn--ghost:hover { border-color: rgba(255,255,255,0.3); }

/* ─── CONTACT ─── */
.contact { background: var(--bg-2); }

.contact__redirects {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 64px;
}
.redirect-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 28px 32px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.3s, transform 0.3s;
}
.redirect-card:hover { border-color: rgba(0,212,255,0.3); transform: translateY(-3px); }
.redirect-card__icon { font-size: 28px; }
.redirect-card__title { font-size: 15px; font-weight: 500; margin-bottom: 4px; }
.redirect-card__sub { font-size: 12px; color: var(--accent); }

.contact__form-label {
  font-size: 15px;
  color: var(--muted);
  margin-bottom: 32px;
}
.contact-form { display: flex; flex-direction: column; gap: 20px; max-width: 700px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label {
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--muted);
}
.form-group input,
.form-group textarea {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 18px;
  color: var(--white);
  font-size: 14px;
  resize: vertical;
  transition: border-color 0.2s;
  outline: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(240,240,240,0.2); }
.form-group input:focus,
.form-group textarea:focus { border-color: var(--accent); }

.contact__social {
  display: flex;
  gap: 32px;
  margin-top: 64px;
}
.social-link {
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.1em;
  transition: color 0.2s;
}
.social-link:hover { color: var(--accent); }

/* ─── FOOTER ─── */
.footer {
  padding: 24px 0;
  border-top: 1px solid var(--border);
}
.footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer .mono { font-size: 12px; color: var(--muted); letter-spacing: 0.1em; }

/* ─── REVEAL ANIMATIONS ─── */
.reveal-up {
  opacity: 0;
  transform: translateY(40px);
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
  .services__grid { grid-template-columns: 1fr 1fr; }
  .project-featured { grid-template-columns: 1fr; gap: 40px; padding: 40px; }
  .project-featured__visual { display: none; }
  .about__grid { grid-template-columns: 1fr; gap: 48px; }
  .about__stats { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root { --nav-h: 60px; }
  .nav__links { display: none; }
  .nav__burger { display: flex; }
  .services__grid { grid-template-columns: 1fr; }
  .contact__redirects { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .project-secondary { flex-direction: column; padding: 32px; }
  .project-featured { padding: 32px; }
  .about__stats { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat-card { padding: 20px 16px; }
  .stat-card__num { font-size: clamp(28px, 7vw, 40px); }
  .stat-card__plus { font-size: 20px; }
  .stat-card__label { font-size: 11px; }
  .footer .container { flex-direction: column; gap: 8px; text-align: center; }

  /* Scroll snap — her section tam ekran, smooth geçiş */
  html { scroll-snap-type: y mandatory; scroll-padding-top: var(--nav-h); scroll-behavior: smooth; }
  section { scroll-snap-align: start; scroll-snap-stop: always; min-height: 100svh; }
  footer { scroll-snap-align: start; }
}

@media (max-width: 480px) {
  .project-featured__actions { flex-direction: column; }
}