/* ============================================================
   Abdurrahman Bayaslan — Premium Portfolio
   ============================================================ */

:root {
  --navy-950: #060a14;
  --navy-900: #0a1226;
  --navy-800: #0e1a34;
  --navy-700: #142248;
  --navy-600: #1b2e5c;
  --blue-electric: #3e6bff;
  --blue-electric-dark: #2748c4;
  --cyan: #4fd8e6;
  --cyan-soft: #8de9f0;
  --violet: #7c6cff;
  --magenta: #c866d6;
  --silver: #c3cbdb;
  --white: #f6f8fc;
  --ink: #0b0f1a;
  --instagram: linear-gradient(135deg, #f9ce34, #ee2a7b 55%, #6228d7);
  --linkedin: #0a66c2;

  --text-primary: #eef2fb;
  --text-muted: #9fabc9;
  --text-on-light: #1b2440;
  --text-on-light-muted: #556080;

  --radius-lg: 22px;
  --radius-md: 14px;
  --radius-sm: 8px;

  --font-display: 'Manrope', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --nav-h: 76px;
}

* { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-h);
}
body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--navy-950);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { font-family: var(--font-display); margin: 0; letter-spacing: -0.01em; }
p { margin: 0; }
button { font-family: inherit; }

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--cyan); color: var(--ink); padding: 10px 16px;
  border-radius: 0 0 8px 0; z-index: 200; font-weight: 600;
}
.skip-link:focus { left: 0; }

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.section-inner {
  max-width: 1220px;
  margin: 0 auto;
  padding: 0 32px;
}

.section-tag {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 14px;
}
.section-title {
  font-size: clamp(2rem, 4vw, 2.9rem);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 18px;
}
.section-lead {
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--text-muted);
  max-width: 640px;
}
.section-head { position: relative; margin-bottom: 56px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.35s var(--ease-out), box-shadow 0.35s var(--ease-out), background 0.3s, border-color 0.3s, color 0.3s;
  white-space: nowrap;
}
.btn-primary {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--blue-electric), var(--cyan));
  color: #051022;
  box-shadow: 0 8px 26px -8px rgba(63, 141, 255, 0.55);
}
.btn-primary::before {
  content: "";
  position: absolute; top: 0; left: -60%; width: 45%; height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,0.55), transparent);
  transform: skewX(-20deg);
  transition: left 0.7s var(--ease-out);
  pointer-events: none;
}
.btn-primary::after {
  content: "→";
  display: inline-block;
  transition: transform 0.35s var(--ease-out);
}
.btn-primary:hover { transform: translateY(-2px) scale(1.02); box-shadow: 0 14px 34px -10px rgba(79, 216, 230, 0.6); }
.btn-primary:hover::before { left: 130%; }
.btn-primary:hover::after { transform: translateX(4px); }
.btn-ghost {
  background: rgba(255,255,255,0.04);
  border-color: rgba(255,255,255,0.18);
  color: var(--text-primary);
  backdrop-filter: blur(6px);
}
.btn-ghost:hover { border-color: var(--cyan); color: var(--cyan-soft); transform: translateY(-2px) scale(1.02); }
.btn-sm { padding: 10px 20px; font-size: 0.82rem; }
.btn-cta { padding: 11px 24px; font-size: 0.85rem; }

/* ============================================================
   NAVIGATION
   ============================================================ */
.site-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--nav-h);
  display: flex; align-items: center;
  transition: background 0.4s var(--ease-out), backdrop-filter 0.4s, box-shadow 0.4s, height 0.3s;
  background: rgba(6, 10, 20, 0.28);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.site-nav.is-scrolled {
  background: rgba(7, 11, 22, 0.82);
  box-shadow: 0 10px 30px -14px rgba(0,0,0,0.6);
  height: 68px;
}
.nav-inner {
  max-width: 1280px; margin: 0 auto; width: 100%;
  padding: 0 28px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}
.nav-brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-mark { display: block; }
.brand-text { font-family: var(--font-display); font-size: 0.98rem; font-weight: 500; color: var(--text-primary); }
.brand-text strong { font-weight: 800; margin-left: 3px; }

.nav-links { display: flex; align-items: center; gap: 30px; margin: 0 auto; }
.nav-links a {
  font-size: 0.9rem; font-weight: 600; color: var(--text-muted);
  position: relative; padding: 6px 0;
  transition: color 0.25s;
}
.nav-links a:hover, .nav-links a.is-active { color: var(--text-primary); }
.nav-links a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: -2px; height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--blue-electric));
  transition: right 0.3s var(--ease-out);
}
.nav-links a:hover::after, .nav-links a.is-active::after { right: 0; }

.nav-cta { flex-shrink: 0; }

.nav-social { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.nav-social a {
  width: 34px; height: 34px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.14);
  color: var(--text-muted);
  transition: color 0.25s, border-color 0.25s, transform 0.25s, background 0.25s;
}
.nav-social svg { width: 16px; height: 16px; }
.nav-social a:hover { color: var(--cyan-soft); border-color: var(--cyan); transform: translateY(-2px); background: rgba(79,216,230,0.08); }

.nav-toggle {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 40px; height: 40px; background: none; border: none; cursor: pointer;
}
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--text-primary); transition: transform 0.3s, opacity 0.3s; margin: 0 auto; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: radial-gradient(ellipse 90% 60% at 50% 0%, var(--navy-800) 0%, var(--navy-950) 60%);
  isolation: isolate;
}
.hero-atmosphere { position: absolute; inset: 0; z-index: 0; }
.hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0.7; }
.hero-grid { position: absolute; inset: 0; width: 100%; height: 100%; color: var(--cyan); }

.craft { offset-distance: 0%; color: var(--white); }
.craft-shape { transform-origin: center; }
@keyframes fly {
  0% { offset-distance: 0%; opacity: 0; }
  6% { opacity: 1; }
  92% { opacity: 1; }
  100% { offset-distance: 100%; opacity: 0; }
}
.craft { animation: fly 26s linear infinite; animation-delay: 2s; }

.tech-icon {
  position: absolute; left: var(--x); top: var(--y);
  width: 42px; height: 42px; color: var(--cyan-soft);
  opacity: 0.55;
  animation: float 9s ease-in-out infinite;
  filter: drop-shadow(0 0 10px rgba(79, 216, 230, 0.25));
}
.icon-radar { animation-delay: -2s; color: var(--silver); }
.icon-chip { animation-delay: -4s; width: 36px; height: 36px; }
.icon-drone { animation-delay: -6s; width: 34px; height: 34px; color: var(--violet); opacity: 0.45; }
@keyframes float {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  50% { transform: translate(0, -14px) rotate(3deg); }
}

.hud-frame { position: absolute; inset: 24px; pointer-events: none; opacity: 0.5; }
.hud-corner { position: absolute; width: 26px; height: 26px; border: 1.5px solid var(--cyan-soft); opacity: 0.6; }
.hud-corner.tl { top: 0; left: 0; border-right: none; border-bottom: none; }
.hud-corner.tr { top: 0; right: 0; border-left: none; border-bottom: none; }
.hud-corner.bl { bottom: 0; left: 0; border-right: none; border-top: none; }
.hud-corner.br { bottom: 0; right: 0; border-left: none; border-top: none; }
.hud-coord {
  position: absolute; bottom: 6px; font-family: var(--font-display);
  font-size: 0.72rem; letter-spacing: 0.1em; color: var(--cyan-soft);
}
.hud-coord--left { left: 0; }
.hud-coord--right { right: 0; }

.cursor-glow {
  position: absolute; width: 460px; height: 460px; border-radius: 50%;
  background: radial-gradient(circle, rgba(79,216,230,0.16), transparent 70%);
  transform: translate(-50%, -50%);
  left: 50%; top: 40%;
  pointer-events: none;
  transition: left 0.5s ease-out, top 0.5s ease-out;
  filter: blur(4px);
}

.hero-content {
  position: relative; z-index: 2;
  max-width: 1220px; margin: 0 auto; padding: 0 32px;
  width: 100%;
  padding-top: var(--nav-h);
}
.hero-eyebrow {
  font-family: var(--font-display); font-weight: 700; font-size: 0.78rem;
  letter-spacing: 0.22em; text-transform: uppercase; color: var(--cyan-soft);
  margin-bottom: 22px; opacity: 0.9;
}
.hero-title {
  font-size: clamp(2.6rem, 7.2vw, 5.6rem);
  font-weight: 800;
  line-height: 1.02;
  color: var(--white);
  margin-bottom: 20px;
  max-width: 16ch;
}
.hero-title span {
  display: block;
  color: var(--cyan-soft);
}
@supports (background-clip: text) or (-webkit-background-clip: text) {
  .hero-title span {
    background: linear-gradient(100deg, var(--cyan-soft) 10%, var(--blue-electric) 55%, var(--violet) 95%);
    -webkit-background-clip: text; background-clip: text; color: transparent;
  }
}
.hero-subtitle {
  font-size: clamp(1.15rem, 2vw, 1.5rem);
  font-weight: 600; font-family: var(--font-display);
  color: var(--silver);
  margin-bottom: 20px;
}
.hero-desc {
  font-size: 1.08rem; line-height: 1.6; color: var(--text-muted);
  max-width: 46ch; margin-bottom: 38px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 46px; }
.hero-location {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-size: 0.8rem; font-weight: 700;
  letter-spacing: 0.14em; color: var(--text-muted);
}
.hero-location .dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(79,216,230,0.18);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

.scroll-cue {
  position: absolute; bottom: 34px; left: 50%; transform: translateX(-50%);
  z-index: 2; width: 26px; height: 42px; border: 1.5px solid rgba(255,255,255,0.3);
  border-radius: 14px; display: flex; justify-content: center; padding-top: 8px;
}
.scroll-cue span { width: 4px; height: 8px; border-radius: 2px; background: var(--cyan-soft); animation: cue 1.8s ease-in-out infinite; }
@keyframes cue { 0% { transform: translateY(0); opacity: 1; } 70% { opacity: 0.2; } 100% { transform: translateY(12px); opacity: 0; } }

/* ============================================================
   FLYING ROCKETS (decorative, per section)
   ============================================================ */
.rocket {
  position: absolute; left: var(--x); top: var(--y);
  width: 40px; height: 40px;
  color: var(--cyan-soft);
  opacity: 0.5;
  pointer-events: none;
  filter: drop-shadow(0 0 14px rgba(79,216,230,0.35));
  animation: rocket-fly 17s ease-in-out infinite;
}
.rocket svg { width: 100%; height: 100%; display: block; }
@keyframes rocket-fly {
  0%   { transform: translate(0, 0) rotate(-34deg); }
  50%  { transform: translate(64px, -150px) rotate(-40deg); }
  100% { transform: translate(0, 0) rotate(-34deg); }
}
.rocket-2 { animation-duration: 20s; animation-delay: -3s; color: var(--violet); }
.rocket-3 { animation-duration: 15s; animation-delay: -6s; color: var(--magenta); }
.rocket-4 { animation-duration: 22s; animation-delay: -9s; }
.rocket-5 { animation-duration: 18s; animation-delay: -2s; color: var(--violet); }
.rocket-6 { animation-duration: 16s; animation-delay: -5s; color: var(--magenta); }
.rocket-7 { animation-duration: 21s; animation-delay: -8s; }
.rocket-8 { animation-duration: 19s; animation-delay: -4s; color: var(--violet); }

/* ============================================================
   REVEAL ANIMATION
   ============================================================ */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}
[data-reveal].in-view { opacity: 1; transform: translateY(0); }
.hero-content[data-reveal] { opacity: 1; transform: none; transition: none; }

/* ============================================================
   ABOUT
   ============================================================ */
.about { background: var(--navy-950); padding: 130px 0; position: relative; }
.about-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 72px;
  align-items: start;
}
.about-role {
  font-family: var(--font-display); font-weight: 700; font-size: 1.02rem;
  color: var(--cyan-soft); margin-bottom: 26px;
}
.about-text { color: var(--text-muted); line-height: 1.75; font-size: 1.02rem; margin-bottom: 20px; max-width: 58ch; }
.about-points {
  margin-top: 30px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px 20px;
}
.about-points li {
  display: flex; align-items: center; gap: 10px;
  font-size: 0.92rem; font-weight: 600; color: var(--text-primary);
  padding: 12px 16px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-sm);
}
.about-points li::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--blue-electric));
  flex-shrink: 0;
}

.profile-card { display: flex; justify-content: center; }
.profile-card-frame {
  position: relative;
  width: 100%; max-width: 340px;
  padding: 34px 28px 30px;
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, rgba(255,255,255,0.06), rgba(255,255,255,0.01));
  border: 1px solid rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
  text-align: center;
  box-shadow: 0 30px 60px -30px rgba(0,0,0,0.6);
}
.profile-portrait {
  position: relative;
  width: 176px; height: 176px; margin: 0 auto 24px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, var(--navy-700), var(--navy-900));
  border: 1px solid rgba(255,255,255,0.12);
  display: flex; align-items: center; justify-content: center;
}
.portrait-placeholder { width: 100%; height: 100%; color: var(--cyan-soft); }
.portrait-mono {
  font-family: var(--font-display); font-weight: 800; font-size: 2.6rem;
  fill: var(--text-primary); opacity: 0.85;
}
.portrait-note {
  position: absolute; bottom: -8px; left: 50%; transform: translateX(-50%);
  font-size: 0.62rem; letter-spacing: 0.04em; color: var(--text-muted);
  background: var(--navy-900); padding: 4px 10px; border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.1); white-space: nowrap;
}
.profile-info h3 { font-size: 1.3rem; color: var(--text-primary); margin-bottom: 6px; }
.profile-role { color: var(--cyan-soft); font-weight: 600; font-size: 0.92rem; margin-bottom: 10px; }
.profile-location {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--text-muted); font-size: 0.86rem;
}
.profile-badge {
  position: absolute; top: -14px; right: -14px;
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-electric), var(--cyan));
  color: #051022; font-family: var(--font-display); font-weight: 800; font-size: 0.86rem;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 24px -8px rgba(63,141,255,0.6);
}

/* ============================================================
   SERVICES
   ============================================================ */
.services { background: var(--navy-900); padding: 130px 0; position: relative; }
.service-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.service-card {
  padding: 32px 26px;
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, rgba(255,255,255,0.045), rgba(255,255,255,0.01));
  border: 1px solid rgba(255,255,255,0.08);
  transition: transform 0.4s var(--ease-out), border-color 0.4s, box-shadow 0.4s;
}
.service-card:nth-child(1) { --accent: linear-gradient(150deg, #5a86ff, #3e6bff); --accent-shadow: rgba(63,107,255,0.5); }
.service-card:nth-child(2) { --accent: linear-gradient(150deg, #8de9f0, #4fd8e6); --accent-shadow: rgba(79,216,230,0.5); }
.service-card:nth-child(3) { --accent: linear-gradient(150deg, #a99dff, #7c6cff); --accent-shadow: rgba(124,108,255,0.5); }
.service-card:nth-child(4) { --accent: linear-gradient(150deg, #e6a6f0, #c866d6); --accent-shadow: rgba(200,102,214,0.5); }
.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(79,216,230,0.4);
  box-shadow: 0 24px 50px -24px rgba(63,141,255,0.35);
}
.service-icon {
  position: relative;
  display: flex; align-items: center; justify-content: center;
  width: 62px; height: 62px; border-radius: 18px;
  background: var(--accent);
  color: #071022;
  margin-bottom: 22px;
  box-shadow: 0 14px 28px -12px var(--accent-shadow), inset 0 1px 0 rgba(255,255,255,0.45), inset 0 -10px 18px -8px rgba(0,0,0,0.3);
  animation: icon-bob 6s ease-in-out infinite;
  transition: transform 0.5s var(--ease-out), box-shadow 0.5s;
}
.service-icon::before {
  content: "";
  position: absolute; inset: 3px; border-radius: 14px;
  background: linear-gradient(150deg, rgba(255,255,255,0.55), rgba(255,255,255,0) 55%);
  opacity: 0.7; pointer-events: none;
}
.service-icon svg { position: relative; z-index: 1; width: 28px; height: 28px; opacity: 0.88; }
@keyframes icon-bob {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-5px) rotate(-2deg); }
}
.service-card:hover .service-icon {
  animation-play-state: paused;
  transform: perspective(600px) rotateY(16deg) rotateX(-8deg) translateZ(10px);
  box-shadow: 0 20px 42px -14px var(--accent-shadow), inset 0 1px 0 rgba(255,255,255,0.5);
}
.service-card h3 { font-size: 1.18rem; color: var(--text-primary); margin-bottom: 16px; }
.service-card ul { display: flex; flex-direction: column; gap: 9px; }
.service-card li {
  font-size: 0.88rem; color: var(--text-muted); line-height: 1.4;
  padding-left: 15px; position: relative;
}
.service-card li::before {
  content: ""; position: absolute; left: 0; top: 7px;
  width: 5px; height: 5px; border-radius: 50%; background: var(--cyan);
  opacity: 0.7;
}

/* ============================================================
   BEYOND DESIGN / TIMELINE
   ============================================================ */
.beyond { background: var(--navy-950); padding: 130px 0 150px; overflow: hidden; position: relative; }
.timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  padding-top: 12px;
}
.timeline-line { position: absolute; top: 34px; left: 0; width: 100%; height: 4px; color: rgba(255,255,255,0.25); z-index: 0; }
.timeline-node {
  position: relative; z-index: 1;
  padding-top: 6px;
  transition: transform 0.2s ease-out;
}
.node-dot {
  display: flex; align-items: center; justify-content: center;
  width: 68px; height: 68px; border-radius: 50%;
  background: var(--navy-900);
  border: 1px solid rgba(79,216,230,0.35);
  color: var(--cyan-soft);
  margin-bottom: 26px;
  box-shadow: 0 0 0 6px rgba(6,10,20,1), 0 0 30px -6px rgba(79,216,230,0.4);
}
.node-dot svg { width: 30px; height: 30px; }
.timeline-node h3 { font-size: 1.2rem; color: var(--text-primary); margin-bottom: 10px; }
.timeline-node p { color: var(--text-muted); font-size: 0.92rem; line-height: 1.55; max-width: 26ch; }

/* ============================================================
   PORTFOLIO
   ============================================================ */
.portfolio { background: var(--navy-900); padding: 130px 0; position: relative; }
.portfolio-disclaimer {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 4px; margin-bottom: 24px;
  padding: 8px 16px; border-radius: 999px;
  background: rgba(79,216,230,0.06); border: 1px solid rgba(79,216,230,0.25);
  color: var(--cyan-soft); font-size: 0.8rem; font-weight: 600;
}
.portfolio-disclaimer svg { width: 15px; height: 15px; flex-shrink: 0; }
.portfolio-filters { position: relative; display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 46px; }
.filter-btn {
  padding: 10px 20px; border-radius: 999px;
  background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.1);
  color: var(--text-muted); font-family: var(--font-display); font-weight: 600; font-size: 0.85rem;
  cursor: pointer; transition: all 0.3s var(--ease-out);
}
.filter-btn:hover { color: var(--text-primary); border-color: rgba(79,216,230,0.4); }
.filter-btn.is-active {
  background: linear-gradient(135deg, var(--blue-electric), var(--cyan));
  color: #051022; border-color: transparent;
}

.portfolio-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.portfolio-card:nth-child(1) { grid-column: span 2; }
.portfolio-card:nth-child(4) { grid-column: span 2; }

.portfolio-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--navy-800);
  border: 1px solid rgba(255,255,255,0.07);
  transition: transform 0.5s var(--ease-out), box-shadow 0.5s var(--ease-out);
}
.portfolio-card.is-hidden { display: none; }
.portfolio-card:hover { transform: translateY(-6px); box-shadow: 0 30px 60px -26px rgba(0,0,0,0.55); }
.card-media { position: relative; aspect-ratio: 4/3; overflow: hidden; background: var(--navy-700); }
.portfolio-card:nth-child(1) .card-media, .portfolio-card:nth-child(4) .card-media { aspect-ratio: 16/8.2; }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s var(--ease-out); }
.portfolio-card:hover .card-media img { transform: scale(1.06); }
.card-media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(6,10,20,0.65) 100%);
  opacity: 0; transition: opacity 0.4s;
}
.portfolio-card:hover .card-media::after { opacity: 1; }
.card-body { padding: 24px 26px 28px; }
.card-cat {
  display: inline-block; font-family: var(--font-display); font-weight: 700;
  font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--cyan-soft); margin-bottom: 10px;
}
.card-body h3 { font-size: 1.1rem; color: var(--text-primary); margin-bottom: 8px; }
.card-body p { color: var(--text-muted); font-size: 0.9rem; line-height: 1.5; }

/* ============================================================
   ŞANLIURFA x TECHNOLOGY
   ============================================================ */
.urfa {
  position: relative;
  background: linear-gradient(180deg, var(--navy-950) 0%, var(--navy-800) 55%, var(--navy-950) 100%);
  padding: 150px 0 120px;
  overflow: hidden;
}
.urfa-bg { position: absolute; inset: 0; z-index: 0; }
.urfa-skyline {
  position: absolute; bottom: 0; left: 0; width: 100%; height: 42%;
  color: var(--navy-700); opacity: 0.9;
}
.urfa-grid { position: absolute; inset: 0; width: 100%; height: 100%; color: var(--cyan); }
.radar-hud {
  position: absolute; right: 4%; top: 12%; width: 220px; height: 220px;
  color: var(--cyan-soft); opacity: 0.55;
}
.radar-hud .radar-sweep { transform-origin: 100px 100px; animation: sweep 5s linear infinite; }
@keyframes sweep { to { transform: rotate(360deg); } }
.blip { animation: blink 2.6s ease-in-out infinite; }
.blip-2 { animation-delay: 1.1s; }
@keyframes blink { 0%, 100% { opacity: 0.2; } 50% { opacity: 1; } }
.urfa-content { position: relative; z-index: 1; }
.urfa-tags { display: flex; gap: 12px; margin-top: 30px; flex-wrap: wrap; }
.urfa-tags span {
  padding: 9px 20px; border-radius: 999px;
  border: 1px solid rgba(79,216,230,0.35);
  background: rgba(79,216,230,0.06);
  font-family: var(--font-display); font-weight: 700; font-size: 0.82rem;
  color: var(--cyan-soft); letter-spacing: 0.04em;
}

/* ============================================================
   SOCIAL
   ============================================================ */
.social { background: var(--navy-900); padding: 130px 0; position: relative; }
.social-cards { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.social-card {
  display: flex; align-items: center; gap: 20px;
  padding: 34px 30px;
  border-radius: var(--radius-lg);
  background: linear-gradient(150deg, rgba(255,255,255,0.05), rgba(255,255,255,0.01));
  border: 1px solid rgba(255,255,255,0.09);
  transition: transform 0.4s var(--ease-out), border-color 0.4s, box-shadow 0.4s;
}
.social-card:hover {
  transform: translateY(-5px);
  border-color: rgba(79,216,230,0.4);
  box-shadow: 0 26px 54px -26px rgba(63,141,255,0.35);
}
.social-icon {
  flex-shrink: 0; width: 64px; height: 64px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  box-shadow: 0 14px 30px -12px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.35);
  transition: transform 0.4s var(--ease-out);
}
.social-card:hover .social-icon { transform: scale(1.08) rotate(-4deg); }
.social-icon svg { width: 28px; height: 28px; }
.social-card--instagram .social-icon { background: var(--instagram); }
.social-card--linkedin .social-icon { background: var(--linkedin); }
.social-info { flex: 1; display: flex; flex-direction: column; gap: 4px; }
.social-platform { font-family: var(--font-display); font-weight: 700; color: var(--text-primary); font-size: 1.02rem; }
.social-handle { color: var(--text-muted); font-size: 0.9rem; }

/* Floating Instagram / LinkedIn rail */
.social-rail {
  position: fixed; right: 26px; top: 50%; transform: translateY(-50%);
  z-index: 90; display: flex; flex-direction: column; gap: 14px;
  opacity: 0; pointer-events: none;
  transition: opacity 0.4s var(--ease-out);
}
.social-rail.is-visible { opacity: 1; pointer-events: auto; }
.rail-btn {
  width: 50px; height: 50px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  box-shadow: 0 12px 28px -12px rgba(0,0,0,0.55);
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s;
}
.rail-btn svg { width: 22px; height: 22px; }
.rail-btn:hover { transform: translateX(-5px) scale(1.08); box-shadow: 0 16px 34px -12px rgba(0,0,0,0.6); }
.rail-instagram { background: var(--instagram); }
.rail-linkedin { background: var(--linkedin); }
@media (max-width: 900px) { .social-rail { display: none; } }

/* ============================================================
   CONTACT
   ============================================================ */
.contact { background: var(--navy-950); padding: 130px 0 140px; position: relative; }
.contact-grid { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: start; }
.contact-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 32px; }

.contact-form {
  background: linear-gradient(165deg, rgba(255,255,255,0.045), rgba(255,255,255,0.01));
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: var(--radius-lg);
  padding: 38px 34px;
  display: flex; flex-direction: column; gap: 20px;
}
.hp-field { position: absolute; left: -9999px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field label {
  font-size: 0.82rem; font-weight: 600; color: var(--text-muted);
  font-family: var(--font-display);
}
.field input, .field select, .field textarea {
  padding: 13px 16px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  resize: vertical;
  transition: border-color 0.3s, background 0.3s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--cyan);
  background: rgba(79,216,230,0.05);
  outline: none;
}
.field select { appearance: none; cursor: pointer; }
.btn-submit { margin-top: 6px; width: 100%; }
.form-status { font-size: 0.86rem; color: var(--cyan-soft); min-height: 1.2em; }
.form-status.is-error { color: #ff8f8f; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer { background: var(--navy-950); border-top: 1px solid rgba(255,255,255,0.07); padding: 64px 0 0; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-brand { display: flex; gap: 14px; align-items: flex-start; }
.footer-name { font-family: var(--font-display); font-weight: 800; color: var(--text-primary); margin-bottom: 4px; }
.footer-role { color: var(--text-muted); font-size: 0.88rem; margin-bottom: 4px; }
.footer-loc { color: var(--text-muted); font-size: 0.82rem; }
.footer-heading {
  font-family: var(--font-display); font-weight: 700; font-size: 0.78rem;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--cyan-soft); margin-bottom: 14px;
}
.footer-links, .footer-site { display: flex; flex-direction: column; gap: 10px; }
.footer-links a, .footer-site a { color: var(--text-muted); font-size: 0.92rem; transition: color 0.25s; }
.footer-links a:hover, .footer-site a:hover { color: var(--cyan-soft); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 22px 32px;
  text-align: center;
}
.footer-bottom p { color: var(--text-muted); font-size: 0.82rem; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1080px) {
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .timeline { grid-template-columns: repeat(2, 1fr); gap: 44px 28px; }
  .timeline-line { display: none; }
  .about-grid { grid-template-columns: 1fr; gap: 56px; }
  .profile-card { justify-content: flex-start; }
}

@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .nav-social { display: none; }
  .nav-toggle { display: flex; }

  .site-nav.nav-open .nav-links {
    display: flex; flex-direction: column; align-items: flex-start; gap: 4px;
    position: absolute; top: 100%; left: 0; right: 0;
    background: rgba(7,11,22,0.97);
    padding: 18px 28px 26px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
  }
  .site-nav.nav-open .nav-links a { padding: 12px 0; width: 100%; border-bottom: 1px solid rgba(255,255,255,0.05); }
  .site-nav.nav-open .nav-cta { display: none; }

  .portfolio-grid { grid-template-columns: 1fr 1fr; }
  .portfolio-card:nth-child(1), .portfolio-card:nth-child(4) { grid-column: span 2; }
  .social-cards, .contact-grid { grid-template-columns: 1fr; }
  .contact-grid { gap: 48px; }
}

@media (max-width: 640px) {
  .section-inner { padding: 0 20px; }
  .about, .services, .beyond, .portfolio, .social, .contact { padding: 90px 0; }
  .urfa { padding: 100px 0 90px; }
  .service-grid { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: 1fr; gap: 36px; }
  .about-points { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .portfolio-card:nth-child(1), .portfolio-card:nth-child(4) { grid-column: span 1; }
  .portfolio-card:nth-child(1) .card-media, .portfolio-card:nth-child(4) .card-media { aspect-ratio: 4/3; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .radar-hud { width: 140px; height: 140px; top: 6%; right: 2%; }
  .hud-frame { inset: 14px; }
  .tech-icon { display: none; }
  .cursor-glow { display: none; }
  .rocket { display: none; }
  .hero-title { max-width: 100%; }
  .contact-form { padding: 28px 22px; }
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .craft { offset-distance: 40%; opacity: 1; }
}