:root {
  /* Colors */
  --color-midnight-canvas: #05060f;
  --color-steel-plate: #2f343e;
  --color-fog-veil: #9da7ba;
  --color-moon-mist: #c7d3ea;
  --color-frost-glow: #d1e4fa;
  --color-ice-highlight: #d8ecf8;
  --gradient-ice-highlight: linear-gradient(0deg, #d8ecf8 0%, #98c0ef 100%);
  --color-pure-white: #ffffff;
  --color-void-violet: #663af3;
  --color-blueprint-blue: #b6d9fc;
  --color-gridline-blue: #3f4959;
  --color-glass-edge: #bad7f71f;
  --color-luminous-fill: #c7d3ea1f;
  --hairline: rgba(186, 215, 247, 0.12);
  --hairline-soft: rgba(186, 215, 247, 0.06);

  /* Fonts */
  --font-body: 'Inter', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: 'Space Grotesk', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  /* Layout */
  --page-max-width: 1200px;
  --section-gap: 120px;
  --card-padding: 24px;
  --radius-card: 16px;
  --radius-badge: 6px;
  --radius-pill: 999px;
  --radius-circle: 9999px;

  /* Shadows */
  --shadow-card: inset 0 1px 1px rgba(199, 211, 234, 0.12), inset 0 24px 48px rgba(199, 211, 234, 0.05), 0 24px 32px rgba(6, 6, 14, 0.7);
  --shadow-float: inset 0 1px 1px rgba(216, 236, 248, 0.2), inset 0 24px 48px rgba(168, 216, 245, 0.06), 0 16px 32px rgba(0, 0, 0, 0.3);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--color-midnight-canvas);
  color: var(--color-frost-glow);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: -0.16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ---------- Ambient background ---------- */
.bg-layer {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
}
.bg-layer::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(186, 215, 247, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(186, 215, 247, 0.06) 1px, transparent 1px);
  background-size: 80px 80px;
  -webkit-mask-image: radial-gradient(ellipse 120% 70% at 50% 0%, #000 40%, transparent 100%);
  mask-image: radial-gradient(ellipse 120% 70% at 50% 0%, #000 40%, transparent 100%);
}
.bg-layer::after {
  content: "";
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 1200px;
  height: 900px;
  background: conic-gradient(at 50% 0%, transparent 45%, rgba(124,145,182,0.28) 49%, rgba(124,145,182,0.5) 50%, rgba(124,145,182,0.28) 51%, transparent 55%);
  filter: blur(70px);
  opacity: 0.7;
}

.container { max-width: var(--page-max-width); margin: 0 auto; padding: 0 24px; }

/* ---------- Typography helpers ---------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.10em;
  color: var(--color-moon-mist);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}
.eyebrow::before,
.eyebrow::after {
  content: "";
  height: 1px;
  width: 48px;
  background: linear-gradient(90deg, transparent, var(--hairline));
}
.eyebrow::after { background: linear-gradient(270deg, transparent, var(--hairline)); }

.gradient-text {
  background: var(--gradient-ice-highlight);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.section { padding: 0 0 var(--section-gap); }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 56px; display: flex; flex-direction: column; gap: 20px; align-items: center; }
.section-head h2 { font-family: var(--font-display); font-weight: 500; font-size: 44px; line-height: 1.16; letter-spacing: normal; }
.section-head p { color: var(--color-moon-mist); font-size: 16px; line-height: 1.6; }

/* ---------- Header ---------- */
header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(5, 6, 15, 0.6);
  border-bottom: 1px solid var(--hairline-soft);
}
.nav { max-width: var(--page-max-width); margin: 0 auto; padding: 16px 24px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand .mark {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 20px;
  background: var(--gradient-ice-highlight);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  letter-spacing: normal;
}
.mark-prompt { font-family: var(--font-mono); font-weight: 600; font-size: 20px; color: var(--color-blueprint-blue); line-height: 1; }
.footer-brand .mark-prompt { font-size: 22px; margin-right: 7px; }
.brand .mark-prompt, .brand .mark, .brand .brand-logo { opacity: 0; filter: blur(6px); transform: translateY(6px); transition: opacity .5s ease, filter .5s ease, transform .5s ease; }
.brand .mark.formed { opacity: 1; filter: blur(0); transform: translateY(0); }
.brand .brand-logo.formed { opacity: 1; filter: blur(0); transform: translateY(0); }
.brand .mark-prompt.formed { opacity: 1; filter: blur(0); transform: translateY(0); animation: promptBlink 1.1s step-end infinite; }
@keyframes promptBlink { 0%, 49% { opacity: 1; } 50%, 100% { opacity: 0; } }
.brand-logo { width: 28px; height: 28px; flex-shrink: 0; object-fit: contain; }
.footer-logo { width: 88px; height: 88px; display: block; margin-bottom: 18px; object-fit: contain; transition: transform .35s ease, filter .35s ease; }
.footer-logo:hover { transform: translateY(-6px) scale(1.04); filter: drop-shadow(0 10px 28px rgba(102,58,243,0.5)); }
.nav-txt { display: inline-block; opacity: 0; filter: blur(6px); transform: translateY(6px); transition: opacity .5s ease, filter .5s ease, transform .5s ease; }
.nav-txt.formed { opacity: 1; filter: blur(0); transform: translateY(0); }
.nav-toggle { opacity: 0; filter: blur(6px); transform: translateY(6px); transition: opacity .5s ease, filter .5s ease, transform .5s ease; }
.nav-toggle.formed { opacity: 1; filter: blur(0); transform: translateY(0); }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { font-size: 14px; font-weight: 500; color: var(--color-moon-mist); transition: color .2s; }
.nav-links a:hover { color: var(--color-ice-highlight); }
.nav-cta { display: inline-flex; align-items: center; gap: 8px; }
.nav-toggle { display: none; background: none; border: none; color: var(--color-frost-glow); font-size: 22px; cursor: pointer; }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: var(--radius-pill); padding: 8px 16px; font-family: var(--font-body); font-size: 14px; font-weight: 500; cursor: pointer; transition: all .2s; white-space: nowrap; }
.btn:hover { transform: translateY(-3px); }
.btn-ghost { background: rgba(186, 214, 247, 0.06); color: var(--color-pure-white); border: 1px solid var(--hairline); box-shadow: inset 0 1px 1px rgba(216,236,248,0.1); }
.btn-ghost:hover { background: rgba(186, 214, 247, 0.12); }
.btn-outline { background: transparent; color: var(--color-frost-glow); border: 1px solid var(--hairline); }
.btn-outline:hover { background: rgba(186, 214, 247, 0.06); }
.btn-violet { background: var(--color-void-violet); color: var(--color-pure-white); border: 1px solid rgba(255,255,255,0.08); box-shadow: 0 0 0 1px rgba(102,58,243,0.4), 0 8px 24px rgba(102,58,243,0.35); }
.btn-violet:hover { filter: brightness(1.1); }
.btn-lg { padding: 12px 24px; font-size: 15px; }

/* ---------- Hero ---------- */
.hero { position: relative; text-align: center; padding: 104px 0 120px; }
.hero .eyebrow { margin-bottom: 28px; }
.hero-wordmark {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(56px, 11vw, 132px);
  line-height: 1.0;
  letter-spacing: normal;
  margin-bottom: 28px;
}
.wordmark-wrap { position: relative; display: inline-block; transition: transform .35s ease; }
.wordmark-wrap:hover { transform: translateY(-6px); }
.wordmark-halo {
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  width: 115%; height: 130%;
  background: radial-gradient(ellipse at center, rgba(152,192,239,0.30) 0%, rgba(102,58,243,0.12) 42%, transparent 70%);
  filter: blur(46px);
  opacity: 0;
  z-index: -1;
  transition: opacity 1.4s ease;
  pointer-events: none;
}
.wordmark-halo.animate { opacity: 1; }
.wm-letter {
  display: inline-block;
  background: var(--gradient-ice-highlight);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  opacity: 0;
  filter: blur(14px);
  transform: translateY(28px) scale(0.94);
  transition: opacity .6s ease, filter .6s ease, transform .6s ease;
}
.wm-letter.formed { opacity: 1; filter: blur(0); transform: translateY(0) scale(1); }
.wm-canvas { position: absolute; inset: 0; z-index: 2; pointer-events: none; }
.fade-up { opacity: 0; transform: translateY(20px); }
.fade-up.animate { animation: fadeUp .9s cubic-bezier(0.16, 1, 0.3, 1) forwards; }
@keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }
.card-in { opacity: 0; filter: blur(8px); }
.card-in.animate { animation: cardIn .9s cubic-bezier(0.16, 1, 0.3, 1) forwards; }
@keyframes cardIn { to { opacity: 1; filter: blur(0); } }
.hero-tagline { max-width: 700px; margin: 0 auto 40px; font-size: 18px; line-height: 1.6; color: var(--color-moon-mist); }
.hero-tagline strong { color: var(--color-ice-highlight); font-weight: 600; }
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* Floating glass cards */
.hero-cards { position: relative; max-width: 760px; margin: 72px auto 0; height: 320px; perspective: 1200px; }
.hero-cards::before {
  content: "";
  position: absolute;
  left: 50%; top: -42px;
  transform: translateX(-50%);
  width: 640px; height: 360px;
  background: radial-gradient(ellipse at 50% 0%, rgba(152,192,239,0.24) 0%, rgba(102,58,243,0.16) 44%, transparent 72%);
  filter: blur(22px);
  pointer-events: none;
  z-index: 0;
}
.hero-cards::after {
  content: "";
  position: absolute;
  inset: -60px -40px;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 40% 50% at 22% 58%, rgba(102,58,243,0.46) 0%, transparent 70%),
    radial-gradient(ellipse 36% 46% at 78% 46%, rgba(56,130,246,0.36) 0%, transparent 70%),
    radial-gradient(ellipse 44% 52% at 50% 32%, rgba(152,192,239,0.30) 0%, transparent 72%);
  filter: blur(26px);
}
.float-card {
  position: absolute;
  border-radius: var(--radius-card);
  background: linear-gradient(180deg, rgba(26, 32, 48, 0.62) 0%, rgba(8, 10, 22, 0.78) 100%);
  box-shadow:
    inset 0 1px 0 rgba(216,236,248,0.10),
    0 0 0 1px rgba(6,6,14,0.42),
    0 26px 50px rgba(0,0,0,0.44),
    0 10px 22px rgba(0,0,0,0.34);
  border: 1px solid rgba(186, 215, 247, 0.15);
  backdrop-filter: blur(20px) saturate(150%);
  -webkit-backdrop-filter: blur(20px) saturate(150%);
  padding: 18px 20px;
  text-align: left;
  transition: transform .3s ease;
}
.float-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(180deg, rgba(216,236,248,0.38) 0%, rgba(216,236,248,0.07) 40%, rgba(216,236,248,0.0) 100%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  pointer-events: none;
}
.float-card:hover { translate: 0 -6px; }
.fc-center { left: 50%; top: 0; transform: translateX(-50%); width: 360px; z-index: 3; }
.fc-left { left: 4%; top: 64px; rotate: -6deg; width: 260px; z-index: 1; opacity: .94; }
.fc-right { right: 4%; top: 64px; rotate: 6deg; width: 260px; z-index: 2; opacity: .94; }
.fc-title { font-size: 13px; color: var(--color-moon-mist); margin-bottom: 14px; display: flex; align-items: center; gap: 7px; }
.fc-title .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--color-frost-glow); opacity: .5; }
.code-line { font-family: var(--font-mono); font-size: 12px; line-height: 1.9; color: var(--color-fog-veil); white-space: pre-wrap; }
.code-line .k { color: #98c0ef; }
.code-line .s { color: #9da7ba; }
.code-line .v { color: #b6d9fc; }
.code-line .ok { color: #7de0a3; }
.caret { display: inline-block; width: 8px; height: 16px; background: var(--color-frost-glow); vertical-align: text-bottom; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* ---------- Marquee ---------- */
.marquee {
  overflow: hidden;
  border-top: 1px solid var(--hairline-soft);
  border-bottom: 1px solid var(--hairline-soft);
  padding: 16px 0;
  margin-bottom: var(--section-gap);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}
.marquee-track { display: flex; gap: 48px; width: max-content; animation: scroll 32s linear infinite; }
.marquee-track span { font-family: var(--font-mono); font-size: 14px; color: var(--color-fog-veil); letter-spacing: 0.04em; white-space: nowrap; }
.marquee-track span em { font-style: normal; color: var(--color-moon-mist); }
@keyframes scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ---------- Feature icon row ---------- */
.feature-row { display: grid; grid-template-columns: repeat(6, 1fr); gap: 0; position: relative; margin-bottom: var(--section-gap); }
.feature-row::before { content: ""; position: absolute; top: 28px; left: 8%; right: 8%; height: 1px; background: var(--hairline); z-index: 0; }
.feature-item { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; gap: 16px; text-align: center; padding: 0 8px; }
.icon-tile { width: 56px; height: 56px; border-radius: var(--radius-circle); background: rgba(186, 214, 247, 0.06); border: 1px solid var(--hairline-soft); display: flex; align-items: center; justify-content: center; box-shadow: inset 0 1px 1px rgba(216,236,248,0.12); }
.icon-tile svg { width: 24px; height: 24px; stroke: var(--color-frost-glow); fill: none; stroke-width: 1.5; }
.feature-item .label { font-size: 14px; color: var(--color-moon-mist); font-weight: 500; }

/* ---------- Services grid ---------- */
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  border-radius: var(--radius-card);
  background: rgba(186, 214, 247, 0.03);
  padding: var(--card-padding);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--hairline-soft);
  display: flex; flex-direction: column; gap: 14px;
  transition: transform .25s ease, border-color .25s;
}
.card:hover { transform: translateY(-4px); border-color: var(--hairline); }
.card .card-icon { width: 44px; height: 44px; border-radius: var(--radius-circle); background: rgba(186, 214, 247, 0.06); display: flex; align-items: center; justify-content: center; }
.card .card-icon svg { width: 20px; height: 20px; stroke: var(--color-frost-glow); fill: none; stroke-width: 1.5; }
.card h3 { font-family: var(--font-display); font-weight: 500; font-size: 20px; color: var(--color-ice-highlight); letter-spacing: normal; }
.card p { font-size: 14px; line-height: 1.6; color: var(--color-moon-mist); }
.badge-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; }
.badge { display: inline-block; border-radius: var(--radius-badge); background: rgba(199, 211, 234, 0.12); color: var(--color-frost-glow); padding: 4px 8px; font-size: 12px; font-weight: 500; box-shadow: inset 0 1px 1px rgba(216,236,248,0.12); }

/* ---------- AI highlight (split) ---------- */
.ai-split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; margin-bottom: var(--section-gap); }
.ai-split .copy h2 { font-family: var(--font-display); font-weight: 500; font-size: 40px; line-height: 1.14; letter-spacing: normal; margin-bottom: 20px; }
.ai-split .copy p { color: var(--color-moon-mist); font-size: 16px; line-height: 1.7; margin-bottom: 16px; }
.ai-bullets { display: flex; flex-direction: column; gap: 18px; margin-top: 24px; }
.ai-bullet { display: flex; gap: 14px; align-items: flex-start; }
.ai-bullet .tick { flex-shrink: 0; width: 24px; height: 24px; border-radius: 50%; background: rgba(102,58,243,0.18); border: 1px solid rgba(102,58,243,0.4); display: flex; align-items: center; justify-content: center; margin-top: 1px; }
.ai-bullet .tick svg { width: 12px; height: 12px; stroke: var(--color-blueprint-blue); fill: none; stroke-width: 2.5; }
.ai-bullet h4 { font-family: var(--font-display); font-weight: 500; font-size: 16px; color: var(--color-ice-highlight); letter-spacing: normal; margin-bottom: 4px; }
.ai-bullet p { font-size: 14px; color: var(--color-fog-veil); margin-bottom: 0; }
.ai-terminal { position: relative; }
.ai-terminal .float-card { position: relative; width: 100%; left: 0; top: 0; transform: none; }
.ai-terminal .float-card.tilt { transform: rotate(-1.5deg); }
.term-line { font-family: var(--font-mono); font-size: 12.5px; line-height: 2; color: var(--color-fog-veil); white-space: pre-wrap; min-height: 1.2em; }

/* ---------- Process ---------- */
.process { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.process-step { position: relative; display: flex; flex-direction: column; gap: 12px; }
.process-step .num { font-family: var(--font-mono); font-size: 13px; letter-spacing: 0.08em; color: var(--color-blueprint-blue); opacity: .8; }
.process-step h4 { font-family: var(--font-display); font-weight: 500; font-size: 17px; color: var(--color-ice-highlight); letter-spacing: normal; }
.process-step p { font-size: 13px; line-height: 1.6; color: var(--color-fog-veil); }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-bottom: var(--section-gap); }
.stat { text-align: center; padding: 28px 20px; border-radius: var(--radius-card); background: rgba(186, 214, 247, 0.03); border: 1px solid var(--hairline-soft); box-shadow: var(--shadow-card); }
.stat .value { font-family: var(--font-display); font-weight: 500; font-size: 44px; line-height: 1.1; background: var(--gradient-ice-highlight); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }
.stat .cap { font-size: 13px; color: var(--color-moon-mist); margin-top: 8px; }

/* ---------- CTA band ---------- */
.cta-band { position: relative; text-align: center; border-radius: 24px; padding: 72px 32px; background: rgba(5, 6, 15, 0.6); border: 1px solid var(--hairline-soft); box-shadow: var(--shadow-float); overflow: hidden; }
.cta-band::before { content: ""; position: absolute; inset: 0; background: conic-gradient(at 50% 120%, transparent 45%, rgba(102,58,243,0.25) 50%, transparent 55%); pointer-events: none; }
.cta-band h2 { font-family: var(--font-display); font-weight: 500; font-size: 44px; line-height: 1.16; letter-spacing: normal; color: var(--color-ice-highlight); margin-bottom: 16px; }
.cta-band p { max-width: 560px; margin: 0 auto 32px; color: var(--color-moon-mist); font-size: 16px; }
.cta-band .hero-actions { position: relative; }

/* ---------- Teklif Al (quote) ---------- */
.quote-split { display: grid; grid-template-columns: 1fr 1.1fr; gap: 48px; align-items: start; }
.quote-copy h2 { font-family: var(--font-display); font-weight: 500; font-size: 40px; line-height: 1.14; letter-spacing: normal; margin-bottom: 20px; }
.quote-copy > p { color: var(--color-moon-mist); font-size: 16px; line-height: 1.7; margin-bottom: 24px; }
.quote-form {
  border-radius: var(--radius-card);
  background: rgba(186, 214, 247, 0.03);
  border: 1px solid var(--hairline-soft);
  box-shadow: var(--shadow-card);
  padding: 28px;
  display: flex; flex-direction: column; gap: 18px;
}
.quote-form .field { display: flex; flex-direction: column; gap: 7px; }
.quote-form .field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.quote-form label { font-size: 13px; font-weight: 500; color: var(--color-moon-mist); }
.quote-form input, .quote-form textarea, .quote-form select {
  font-family: var(--font-body); font-size: 14px; color: var(--color-ice-highlight);
  background: rgba(5, 6, 15, 0.6); border: 1px solid var(--hairline-soft);
  border-radius: 10px; padding: 11px 13px; outline: none; width: 100%; box-sizing: border-box;
  transition: border-color .2s, box-shadow .2s;
}
.quote-form textarea { resize: vertical; min-height: 110px; }
.quote-form input:focus, .quote-form textarea:focus, .quote-form select:focus { border-color: rgba(102,58,243,0.6); box-shadow: 0 0 0 3px rgba(102,58,243,0.16); }
.quote-form select { appearance: none; -webkit-appearance: none; cursor: pointer; }
.radio-row { display: flex; flex-wrap: wrap; gap: 16px; }
.radio { display: inline-flex; align-items: center; gap: 7px; font-size: 14px; color: var(--color-moon-mist); cursor: pointer; font-weight: 400; }
.radio input { width: auto; accent-color: var(--color-void-violet); }
.form-note { font-size: 14px; text-align: center; padding: 12px 14px; border-radius: 10px; }
.form-note.ok { color: #7ee2a8; background: rgba(76, 217, 100, 0.10); border: 1px solid rgba(76, 217, 100, 0.25); }
.form-note.err { color: #ff9d9d; background: rgba(255, 90, 90, 0.10); border: 1px solid rgba(255, 90, 90, 0.25); }
.quote-form .btn { align-self: flex-start; }
.quote-alt { text-align: center; font-size: 14px; color: var(--color-fog-veil); }
.quote-alt a { color: var(--color-blueprint-blue); }

@media (max-width: 900px) {
  .quote-split { grid-template-columns: 1fr; gap: 36px; }
  .quote-copy h2 { font-size: 32px; }
}
@media (max-width: 600px) {
  .quote-form .field-row { grid-template-columns: 1fr; }
  .quote-form { padding: 20px; }
}

/* ---------- Garanti (RİSKİ BİZ ALIYORUZ) ---------- */
.guarantee { text-align: center; border-radius: 24px; padding: 64px 32px; background: rgba(5,6,15,0.6); border: 1px solid var(--hairline-soft); box-shadow: var(--shadow-float); }
.guarantee h2 { font-family: var(--font-display); font-weight: 500; font-size: 44px; line-height: 1.16; color: var(--color-ice-highlight); margin: 16px 0; letter-spacing: normal; }
.guarantee-lead { max-width: 560px; margin: 0 auto 36px; font-size: 18px; color: var(--color-moon-mist); line-height: 1.6; }
.guarantee-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; text-align: left; margin-bottom: 32px; }
.g-step { padding: 20px; border-radius: var(--radius-card); background: rgba(186,214,247,0.03); border: 1px solid var(--hairline-soft); }
.g-step .num { font-family: var(--font-mono); font-size: 13px; letter-spacing: .08em; color: var(--color-blueprint-blue); opacity: .8; }
.g-step p { margin-top: 10px; font-size: 14px; line-height: 1.6; color: var(--color-moon-mist); }
.guarantee-tags { justify-content: center; margin-bottom: 20px; }
.guarantee-fine { font-size: 12px; color: var(--color-fog-veil); opacity: .8; }
@media (max-width: 900px) { .guarantee-steps { grid-template-columns: 1fr; } }

/* ---------- AI Destek Asistanı ---------- */
.ai-float {
  position: fixed; left: 24px; bottom: 24px; z-index: 100;
  width: 58px; height: 58px; border-radius: var(--radius-circle);
  display: flex; align-items: center; justify-content: center;
  background: rgba(5, 6, 15, 0.72); border: 1px solid var(--hairline);
  box-shadow: var(--shadow-float); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  color: var(--color-blueprint-blue); cursor: pointer;
  transition: transform .2s ease, border-color .2s ease, color .2s ease, box-shadow .2s ease;
}
.ai-float svg { width: 28px; height: 28px; stroke: currentColor; fill: none; }
.ai-float:hover { transform: translateY(-3px); color: var(--color-ice-highlight); border-color: rgba(102,58,243,0.55); box-shadow: 0 0 0 1px rgba(102,58,243,0.4), 0 10px 26px rgba(102,58,243,0.35); }
.ai-panel {
  position: fixed; left: 24px; bottom: 96px; z-index: 101;
  width: 360px; max-width: calc(100vw - 32px); height: 480px; max-height: calc(100vh - 120px);
  display: flex; flex-direction: column;
  border-radius: var(--radius-card); overflow: hidden;
  background: rgba(8, 10, 22, 0.94); border: 1px solid var(--hairline);
  box-shadow: var(--shadow-float); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
}
.ai-panel[hidden] { display: none; }
.ai-panel-head { display: flex; align-items: center; justify-content: space-between; padding: 14px 16px; border-bottom: 1px solid var(--hairline-soft); }
.ai-panel-title { display: flex; align-items: center; gap: 8px; font-weight: 600; font-size: 15px; color: var(--color-ice-highlight); }
.ai-dot { width: 8px; height: 8px; border-radius: 50%; background: #4cd964; box-shadow: 0 0 8px rgba(76,217,100,0.7); }
.ai-close { background: none; border: none; color: var(--color-moon-mist); font-size: 22px; cursor: pointer; line-height: 1; }
.ai-close:hover { color: var(--color-ice-highlight); }
.ai-messages { flex: 1; overflow-y: auto; padding: 16px; display: flex; flex-direction: column; gap: 10px; }
.ai-msg { max-width: 85%; padding: 10px 13px; border-radius: 14px; font-size: 14px; line-height: 1.55; white-space: pre-wrap; word-wrap: break-word; }
.ai-msg.bot { align-self: flex-start; background: rgba(186, 214, 247, 0.08); color: var(--color-moon-mist); border: 1px solid var(--hairline-soft); border-bottom-left-radius: 4px; }
.ai-msg.user { align-self: flex-end; background: var(--color-void-violet); color: #fff; border-bottom-right-radius: 4px; }
.ai-msg a { color: var(--color-blueprint-blue); text-decoration: underline; }
.ai-panel-foot { display: flex; gap: 8px; padding: 12px; border-top: 1px solid var(--hairline-soft); }
.ai-panel-foot input { flex: 1; font-family: var(--font-body); font-size: 14px; color: var(--color-ice-highlight); background: rgba(5,6,15,0.6); border: 1px solid var(--hairline-soft); border-radius: 10px; padding: 10px 12px; outline: none; }
.ai-panel-foot input:focus { border-color: rgba(102,58,243,0.6); }
.ai-send { width: 42px; flex-shrink: 0; border-radius: 10px; border: 1px solid var(--hairline-soft); background: var(--color-void-violet); color: #fff; cursor: pointer; display: flex; align-items: center; justify-content: center; }
.ai-send svg { width: 18px; height: 18px; }
.ai-send:hover { filter: brightness(1.1); }
.ai-wa { display: block; text-align: center; padding: 10px; font-size: 13px; color: var(--color-blueprint-blue); border-top: 1px solid var(--hairline-soft); text-decoration: none; }
.ai-wa:hover { color: var(--color-ice-highlight); }

/* ---------- Kartvizit ---------- */
.card-showcase { margin-top: 56px; display: flex; justify-content: center; perspective: 1400px; }
.biz-card {
  width: min(560px, 92vw);
  height: auto;
  display: block;
  border-radius: 20px;
  transform-style: preserve-3d;
  will-change: transform;
  transition: transform .15s ease-out;
  filter: drop-shadow(0 30px 60px rgba(0,0,0,0.55));
}
.card-showcase:hover .biz-card { filter: drop-shadow(0 34px 70px rgba(102,58,243,0.32)); }

/* ---------- Footer ---------- */
footer { border-top: 1px solid var(--hairline-soft); padding: 56px 0 40px; margin-top: var(--section-gap); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 40px; }
.footer-brand .mark { font-family: var(--font-display); font-weight: 500; font-size: 22px; background: var(--gradient-ice-highlight); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; display: inline-block; margin-bottom: 12px; }
.footer-brand p { font-size: 14px; color: var(--color-fog-veil); max-width: 280px; line-height: 1.6; }
.footer-col h5 { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.10em; text-transform: uppercase; color: var(--color-moon-mist); margin-bottom: 16px; font-weight: 400; }
.footer-col a { display: block; font-size: 14px; color: var(--color-fog-veil); padding: 6px 0; transition: color .2s; }
.footer-col a:hover { color: var(--color-ice-highlight); }
.footer-addr { display: block; font-size: 14px; color: var(--color-fog-veil); padding: 6px 0; margin: 0; }
.footer-bottom { border-top: 1px solid var(--hairline-soft); padding-top: 24px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 13px; color: var(--color-fog-veil); }

/* ---------- Floating WhatsApp button ---------- */
.wa-float { position: fixed; right: 24px; bottom: 24px; z-index: 100; width: 58px; height: 58px; border-radius: var(--radius-circle); display: flex; align-items: center; justify-content: center; background: rgba(5, 6, 15, 0.72); border: 1px solid var(--hairline); box-shadow: var(--shadow-float); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); color: var(--color-frost-glow); transition: transform .2s ease, border-color .2s ease, color .2s ease, box-shadow .2s ease; }
.wa-float svg { width: 27px; height: 27px; fill: currentColor; }
.wa-float::before { content: ""; position: absolute; inset: -3px; border-radius: 50%; border: 1px solid var(--hairline); animation: waPulse 2.6s ease-out infinite; pointer-events: none; }
.wa-float:hover { transform: translateY(-3px); color: var(--color-ice-highlight); border-color: rgba(102, 58, 243, 0.55); box-shadow: 0 0 0 1px rgba(102, 58, 243, 0.4), 0 10px 26px rgba(102, 58, 243, 0.35); }
@keyframes waPulse { 0% { transform: scale(1); opacity: .55; } 70% { transform: scale(1.55); opacity: 0; } 100% { transform: scale(1.55); opacity: 0; } }

/* ---------- Blog ---------- */
.blog-hero { text-align: center; padding: 96px 0 48px; }
.blog-hero h1 { font-family: var(--font-display); font-weight: 500; font-size: clamp(40px, 8vw, 72px); line-height: 1.05; letter-spacing: normal; margin-bottom: 20px; }
.blog-hero p { max-width: 560px; margin: 0 auto; color: var(--color-moon-mist); font-size: 16px; line-height: 1.6; }
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; padding-bottom: var(--section-gap); }
.post-card { border-radius: var(--radius-card); background: rgba(186, 214, 247, 0.03); border: 1px solid var(--hairline-soft); box-shadow: var(--shadow-card); padding: var(--card-padding); display: flex; flex-direction: column; gap: 14px; transition: transform .25s ease, border-color .25s; }
.post-card:hover { transform: translateY(-4px); border-color: var(--hairline); }
.post-meta { display: flex; align-items: center; gap: 12px; font-family: var(--font-mono); font-size: 12px; color: var(--color-fog-veil); }
.post-meta .tag { border-radius: var(--radius-badge); background: rgba(102,58,243,0.18); border: 1px solid rgba(102,58,243,0.35); color: var(--color-blueprint-blue); padding: 3px 8px; font-size: 11px; }
.post-card h3 { font-family: var(--font-display); font-weight: 500; font-size: 20px; line-height: 1.3; color: var(--color-ice-highlight); letter-spacing: normal; }
.post-card p { font-size: 14px; line-height: 1.6; color: var(--color-moon-mist); }
.post-card .read-more { margin-top: auto; font-size: 13px; font-weight: 600; color: var(--color-blueprint-blue); display: inline-flex; align-items: center; gap: 6px; }

.article { max-width: 760px; margin: 0 auto; padding: 64px 0 var(--section-gap); }
.article .back { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; color: var(--color-moon-mist); margin-bottom: 32px; }
.article .back:hover { color: var(--color-ice-highlight); }
.article h1 { font-family: var(--font-display); font-weight: 500; font-size: clamp(32px, 5vw, 48px); line-height: 1.12; letter-spacing: normal; margin-bottom: 16px; }
.article .post-meta { margin-bottom: 32px; }
.article .prose { color: var(--color-moon-mist); font-size: 17px; line-height: 1.8; }
.article .prose p { margin-bottom: 20px; }
.article .prose h2 { font-family: var(--font-display); font-weight: 500; font-size: 26px; letter-spacing: normal; color: var(--color-ice-highlight); margin: 40px 0 16px; }
.article .prose h3 { font-family: var(--font-display); font-weight: 500; font-size: 20px; letter-spacing: normal; color: var(--color-ice-highlight); margin: 28px 0 12px; }
.article .prose ul, .article .prose ol { margin: 0 0 20px 24px; display: flex; flex-direction: column; gap: 8px; }
.article .prose li::marker { color: var(--color-blueprint-blue); }
.article .prose strong { color: var(--color-ice-highlight); font-weight: 600; }
.article .prose code { font-family: var(--font-mono); font-size: 14px; background: rgba(186, 214, 247, 0.08); border: 1px solid var(--hairline-soft); border-radius: 6px; padding: 2px 6px; color: var(--color-frost-glow); }
.article .prose blockquote { border-left: 2px solid var(--color-void-violet); padding-left: 20px; margin: 24px 0; color: var(--color-frost-glow); font-style: italic; }
.article .prose .code-block { background: rgba(5, 6, 15, 0.7); border: 1px solid var(--hairline-soft); border-radius: var(--radius-card); padding: 20px; font-family: var(--font-mono); font-size: 13.5px; line-height: 1.8; color: var(--color-fog-veil); overflow-x: auto; margin: 24px 0; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .feature-row { grid-template-columns: repeat(3, 1fr); row-gap: 32px; }
  .feature-row::before { display: none; }
  .grid { grid-template-columns: 1fr 1fr; }
  .process { grid-template-columns: repeat(2, 1fr); row-gap: 32px; }
  .stats { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .section-head h2, .cta-band h2 { font-size: 34px; }
  .ai-split { grid-template-columns: 1fr; gap: 40px; }
  .ai-split .copy h2 { font-size: 32px; }
  .blog-grid { grid-template-columns: 1fr 1fr; }
  .fc-left, .fc-right { display: none; }
  .hero-cards { height: 240px; }
}
@media (max-width: 600px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .nav-links.open { display: flex; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; background: rgba(5,6,15,0.97); padding: 16px 24px; gap: 16px; border-bottom: 1px solid var(--hairline-soft); align-items: flex-start; }
  .grid { grid-template-columns: 1fr; }
  .feature-row { grid-template-columns: repeat(2, 1fr); }
  .process { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .hero { padding: 96px 0 80px; }
}