/* ==========================================================================
   Bizzy Center — Tasarım Sistemi
   Tek CSS dosyası. Token → temel → bileşen → bölüm → yardımcı sırasıyla.
   ========================================================================== */

/* --- Fontlar (self-hosted, Google'a istek gitmez) ------------------------ */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url('../fonts/plus-jakarta-sans-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF,
    U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020,
    U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url('../fonts/plus-jakarta-sans-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}

/* --- Tokenlar: açık tema temel, koyu tema override ----------------------- */
:root {
  --ink: #f7f9fc;
  --surface: #ffffff;
  --surface-2: #eef2f9;
  --surface-3: #e3e9f4;
  --line: rgba(15, 23, 42, 0.10);
  --line-strong: rgba(15, 23, 42, 0.18);
  --text: #0b1222;
  --text-soft: #33415c;
  --text-muted: #5a6b88;
  --primary: #2450e6;
  --primary-soft: rgba(36, 80, 230, 0.10);
  --primary-ink: #ffffff;
  --accent: #0d9b78;
  --accent-soft: rgba(13, 155, 120, 0.10);
  --warn: #b25b06;
  --grad: linear-gradient(135deg, #2450e6, #0d9b78);
  --grad-soft: linear-gradient(135deg, rgba(36, 80, 230, 0.10), rgba(13, 155, 120, 0.10));
  --shadow-sm: 0 1px 2px rgba(11, 18, 34, 0.06), 0 2px 8px rgba(11, 18, 34, 0.04);
  --shadow-md: 0 10px 30px rgba(11, 18, 34, 0.10);
  --shadow-lg: 0 24px 60px rgba(11, 18, 34, 0.14);
  --glow: 0 12px 32px rgba(36, 80, 230, 0.22);
  --grid-line: rgba(15, 23, 42, 0.045);

  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 18px;
  --r-xl: 26px;
  --r-full: 999px;

  --step--1: clamp(0.8rem, 0.77rem + 0.15vw, 0.875rem);
  --step-0: clamp(0.95rem, 0.92rem + 0.18vw, 1.03rem);
  --step-1: clamp(1.06rem, 1rem + 0.3vw, 1.2rem);
  --step-2: clamp(1.25rem, 1.15rem + 0.5vw, 1.5rem);
  --step-3: clamp(1.6rem, 1.35rem + 1.2vw, 2.3rem);
  --step-4: clamp(2.1rem, 1.6rem + 2.4vw, 3.55rem);

  --wrap: 1140px;
  --gutter: clamp(20px, 4vw, 32px);
  --sec-y: clamp(64px, 8vw, 110px);
  --nav-h: 70px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --ink: #070a12;
    --surface: #0d1220;
    --surface-2: #131a2b;
    --surface-3: #1a2338;
    --line: rgba(148, 163, 184, 0.14);
    --line-strong: rgba(148, 163, 184, 0.28);
    --text: #e8edf7;
    --text-soft: #c3cddf;
    --text-muted: #93a1bb;
    --primary: #6d92ff;
    --primary-soft: rgba(109, 146, 255, 0.14);
    --primary-ink: #060a14;
    --accent: #2fd8ac;
    --accent-soft: rgba(47, 216, 172, 0.13);
    --warn: #f0a95f;
    --grad: linear-gradient(135deg, #6d92ff, #2fd8ac);
    --grad-soft: linear-gradient(135deg, rgba(109, 146, 255, 0.14), rgba(47, 216, 172, 0.12));
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 12px 34px rgba(0, 0, 0, 0.45);
    --shadow-lg: 0 28px 70px rgba(0, 0, 0, 0.55);
    --glow: 0 14px 38px rgba(109, 146, 255, 0.28);
    --grid-line: rgba(148, 163, 184, 0.06);
    color-scheme: dark;
  }
}

:root[data-theme='dark'] {
  --ink: #070a12;
  --surface: #0d1220;
  --surface-2: #131a2b;
  --surface-3: #1a2338;
  --line: rgba(148, 163, 184, 0.14);
  --line-strong: rgba(148, 163, 184, 0.28);
  --text: #e8edf7;
  --text-soft: #c3cddf;
  --text-muted: #93a1bb;
  --primary: #6d92ff;
  --primary-soft: rgba(109, 146, 255, 0.14);
  --primary-ink: #060a14;
  --accent: #2fd8ac;
  --accent-soft: rgba(47, 216, 172, 0.13);
  --warn: #f0a95f;
  --grad: linear-gradient(135deg, #6d92ff, #2fd8ac);
  --grad-soft: linear-gradient(135deg, rgba(109, 146, 255, 0.14), rgba(47, 216, 172, 0.12));
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 12px 34px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 28px 70px rgba(0, 0, 0, 0.55);
  --glow: 0 14px 38px rgba(109, 146, 255, 0.28);
  --grid-line: rgba(148, 163, 184, 0.06);
  color-scheme: dark;
}

/* --- Temel -------------------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

* { margin: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  font-size: var(--step-0);
  line-height: 1.65;
  color: var(--text);
  background: var(--ink);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg, video { display: block; max-width: 100%; height: auto; }

a { color: inherit; text-decoration: none; }

button, input, textarea, select { font: inherit; color: inherit; }

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection { background: var(--primary); color: var(--primary-ink); }

h1, h2, h3, h4 { line-height: 1.15; letter-spacing: -0.02em; font-weight: 800; }
h1 { font-size: var(--step-4); letter-spacing: -0.035em; }
h2 { font-size: var(--step-3); letter-spacing: -0.03em; }
h3 { font-size: var(--step-1); font-weight: 700; letter-spacing: -0.015em; }

p { text-wrap: pretty; }

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  background: var(--primary);
  color: var(--primary-ink);
  padding: 12px 20px;
  border-radius: 0 0 var(--r-md) 0;
  font-weight: 700;
}
.skip:focus { left: 0; }

/* --- Bileşen: buton ----------------------------------------------------- */
.btn {
  --btn-bg: transparent;
  --btn-fg: var(--text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border: 1px solid transparent;
  border-radius: var(--r-md);
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-size: var(--step--1);
  font-weight: 700;
  letter-spacing: -0.01em;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease),
    background-color 0.2s, border-color 0.2s, color 0.2s;
}
.btn svg { width: 17px; height: 17px; flex: none; }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary { --btn-bg: var(--primary); --btn-fg: var(--primary-ink); }
.btn-primary:hover { box-shadow: var(--glow); }

.btn-ghost {
  --btn-fg: var(--text);
  border-color: var(--line-strong);
  background: color-mix(in srgb, var(--surface) 60%, transparent);
}
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }

.btn-lg { padding: 15px 30px; font-size: var(--step-0); }
.btn-block { width: 100%; }

/* --- Bileşen: etiket / rozet -------------------------------------------- */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-full);
  background: color-mix(in srgb, var(--surface) 70%, transparent);
  color: var(--text-soft);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.pill .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* --- Bileşen: kart ------------------------------------------------------ */
.card {
  position: relative;
  padding: 30px 28px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s var(--ease), border-color 0.3s, box-shadow 0.3s;
}
.card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--primary) 45%, var(--line));
  box-shadow: var(--shadow-md);
}
.card h3 { margin-bottom: 8px; }
.card p { color: var(--text-muted); font-size: var(--step--1); }

.ico {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  margin-bottom: 18px;
  border-radius: var(--r-md);
  background: var(--primary-soft);
  color: var(--primary);
}
.ico svg {
  width: 23px;
  height: 23px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.ico-accent { background: var(--accent-soft); color: var(--accent); }

/* --- Navigasyon --------------------------------------------------------- */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  background: color-mix(in srgb, var(--ink) 82%, transparent);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background-color 0.3s;
}
.nav.scrolled { border-bottom-color: var(--line); }

.nav-in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: var(--nav-h);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}
.logo-mark { width: 32px; height: 32px; flex: none; }
.logo b { font-weight: 800; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-inline-start: auto;
}
.nav-links a {
  padding: 9px 14px;
  border-radius: var(--r-sm);
  color: var(--text-muted);
  font-size: var(--step--1);
  font-weight: 600;
  transition: color 0.2s, background-color 0.2s;
}
.nav-links a:hover { color: var(--text); background: var(--surface-2); }
.nav-links a.active { color: var(--text); }

.nav-actions { display: flex; align-items: center; gap: 10px; }

.icon-btn {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-md);
  background: transparent;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}
.icon-btn:hover { border-color: var(--primary); color: var(--primary); }
.icon-btn svg {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.icon-btn .sun { display: none; }
:root[data-theme='dark'] .icon-btn .sun { display: block; }
:root[data-theme='dark'] .icon-btn .moon { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) .icon-btn .sun { display: block; }
  :root:not([data-theme='light']) .icon-btn .moon { display: none; }
}

.burger { display: none; }

.progress {
  position: absolute;
  left: 0;
  bottom: -1px;
  height: 2px;
  width: 0;
  background: var(--grad);
  transition: width 0.1s linear;
}

/* --- Hero --------------------------------------------------------------- */
.hero {
  position: relative;
  padding-top: calc(var(--nav-h) + clamp(48px, 7vw, 88px));
  padding-bottom: var(--sec-y);
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(760px 420px at 12% -5%, var(--primary-soft), transparent 70%),
    radial-gradient(680px 380px at 92% 8%, var(--accent-soft), transparent 70%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(70% 60% at 50% 30%, #000 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(70% 60% at 50% 30%, #000 30%, transparent 100%);
  pointer-events: none;
}
.hero .wrap { position: relative; z-index: 1; }

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}
.hero h1 { margin: 20px 0 18px; }
.hero-sub {
  max-width: 52ch;
  color: var(--text-muted);
  font-size: var(--step-1);
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}
.hero-note {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  color: var(--text-muted);
  font-size: var(--step--1);
}
.hero-note svg {
  width: 15px;
  height: 15px;
  flex: none;
  fill: none;
  stroke: var(--accent);
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.hero-visual { position: relative; }

/* --- Metrik şeridi ------------------------------------------------------ */
.metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  margin-top: clamp(48px, 6vw, 72px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: color-mix(in srgb, var(--surface) 65%, transparent);
  overflow: hidden;
}
.metric { padding: 22px 24px; border-inline-end: 1px solid var(--line); }
.metric:last-child { border-inline-end: none; }
.metric b {
  display: block;
  font-size: var(--step-2);
  font-weight: 800;
  letter-spacing: -0.03em;
}
.metric span { color: var(--text-muted); font-size: var(--step--1); }

/* --- Bölüm ölçeği ------------------------------------------------------- */
section { padding-block: var(--sec-y); }

.sec-head {
  max-width: 620px;
  margin-bottom: clamp(36px, 5vw, 56px);
}
.sec-head.center { margin-inline: auto; text-align: center; }
.sec-head h2 { margin: 16px 0 14px; }
.sec-head p { color: var(--text-muted); font-size: var(--step-1); }

.tinted {
  background: var(--surface-2);
  border-block: 1px solid var(--line);
}

.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(232px, 1fr)); }

/* --- Sorunlar (pain points) --------------------------------------------- */
.pain {
  display: flex;
  gap: 16px;
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--surface);
}
.pain .mark {
  flex: none;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  margin-top: 2px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--warn) 16%, transparent);
  color: var(--warn);
  font-weight: 800;
  font-size: 0.9rem;
}
.pain p { color: var(--text-soft); font-size: var(--step--1); }
.pain strong { display: block; color: var(--text); font-size: var(--step-0); margin-bottom: 3px; }

/* --- Süreç -------------------------------------------------------------- */
.steps { counter-reset: step; }
.step {
  position: relative;
  padding: 30px 26px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--surface);
  overflow: hidden;
}
.step::after {
  counter-increment: step;
  content: '0' counter(step);
  position: absolute;
  top: 12px;
  right: 18px;
  font-size: 3.2rem;
  font-weight: 800;
  letter-spacing: -0.06em;
  color: var(--text);
  opacity: 0.06;
  line-height: 1;
}
.step h3 { margin-bottom: 8px; }
.step p { color: var(--text-muted); font-size: var(--step--1); }
.step .dur {
  display: inline-block;
  margin-top: 14px;
  padding: 4px 10px;
  border-radius: var(--r-full);
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

/* --- Neden biz ---------------------------------------------------------- */
.why-item { display: flex; gap: 16px; align-items: flex-start; }
.why-item .check {
  flex: none;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  margin-top: 3px;
  border-radius: var(--r-sm);
  background: var(--grad);
}
.why-item .check svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: var(--ink);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.why-item h3 { margin-bottom: 4px; font-size: var(--step-0); }
.why-item p { color: var(--text-muted); font-size: var(--step--1); }

/* --- Sektör / teknoloji şeridi ------------------------------------------ */
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-full);
  background: var(--surface);
  color: var(--text-soft);
  font-size: var(--step--1);
  font-weight: 600;
}

/* --- SSS ---------------------------------------------------------------- */
.faq { max-width: 760px; margin-inline: auto; }
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--surface);
  margin-bottom: 10px;
  overflow: hidden;
}
.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 20px 22px;
  border: 0;
  background: transparent;
  text-align: start;
  font-size: var(--step-0);
  font-weight: 700;
  cursor: pointer;
}
.faq-q svg {
  width: 18px;
  height: 18px;
  flex: none;
  fill: none;
  stroke: var(--primary);
  stroke-width: 2.2;
  stroke-linecap: round;
  transition: transform 0.3s var(--ease);
}
.faq-item.open .faq-q svg { transform: rotate(45deg); }
.faq-a {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.35s var(--ease);
}
.faq-item.open .faq-a { grid-template-rows: 1fr; }
.faq-a > div { overflow: hidden; }
.faq-a p {
  padding: 0 22px 22px;
  color: var(--text-muted);
  font-size: var(--step--1);
}

/* --- CTA kutusu --------------------------------------------------------- */
.cta-box {
  position: relative;
  padding: clamp(44px, 6vw, 72px) clamp(24px, 4vw, 48px);
  border: 1px solid color-mix(in srgb, var(--primary) 35%, var(--line));
  border-radius: var(--r-xl);
  background: var(--grad-soft);
  text-align: center;
  overflow: hidden;
}
.cta-box p {
  max-width: 54ch;
  margin: 14px auto 30px;
  color: var(--text-soft);
  font-size: var(--step-1);
}

/* --- İletişim / form ---------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.contact-list { margin-top: 28px; display: grid; gap: 4px; }
.c-row {
  display: flex;
  gap: 14px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.c-row:last-child { border-bottom: none; }
.c-row .ico { width: 40px; height: 40px; margin: 0; }
.c-row small { display: block; color: var(--text-muted); font-size: 0.78rem; }
.c-row a, .c-row span.val { font-weight: 700; }
.c-row a:hover { color: var(--primary); }

.form-card {
  padding: clamp(26px, 3vw, 36px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--surface);
  box-shadow: var(--shadow-md);
}
.field { margin-bottom: 16px; }
.field label {
  display: block;
  margin-bottom: 7px;
  font-size: var(--step--1);
  font-weight: 700;
}
.field label .req { color: var(--primary); }
.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 13px 15px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-md);
  background: var(--surface-2);
  font-size: var(--step-0);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.field textarea { min-height: 128px; resize: vertical; }
.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-soft);
}
.field input::placeholder,
.field textarea::placeholder { color: var(--text-muted); opacity: 0.75; }
.field .err {
  display: none;
  margin-top: 6px;
  color: #e0564f;
  font-size: 0.8rem;
  font-weight: 600;
}
.field.invalid input,
.field.invalid textarea { border-color: #e0564f; }
.field.invalid .err { display: block; }

.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.consent {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin: 18px 0 20px;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.consent input { width: 17px; height: 17px; margin-top: 3px; flex: none; accent-color: var(--primary); }
.consent a { color: var(--primary); text-decoration: underline; text-underline-offset: 2px; }

/* Bal küpü — insanlar görmez, botlar doldurur */
.hp {
  position: absolute !important;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.form-status {
  display: none;
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: var(--r-md);
  font-size: var(--step--1);
  font-weight: 600;
}
.form-status.show { display: block; }
.form-status.ok {
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
}
.form-status.fail {
  background: rgba(224, 86, 79, 0.12);
  color: #e0564f;
  border: 1px solid rgba(224, 86, 79, 0.35);
}

.btn[aria-busy='true'] { opacity: 0.7; pointer-events: none; }
.spinner {
  width: 16px;
  height: 16px;
  border: 2px solid color-mix(in srgb, currentColor 30%, transparent);
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* --- Footer ------------------------------------------------------------- */
.footer {
  border-top: 1px solid var(--line);
  background: var(--surface-2);
  padding-block: clamp(40px, 5vw, 60px) 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(auto-fit, minmax(140px, 1fr));
  gap: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--line);
}
.footer-brand p {
  max-width: 34ch;
  margin-top: 14px;
  color: var(--text-muted);
  font-size: var(--step--1);
}
.footer h4 {
  margin-bottom: 14px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.footer ul { list-style: none; padding: 0; display: grid; gap: 9px; }
.footer ul a { color: var(--text-soft); font-size: var(--step--1); }
.footer ul a:hover { color: var(--primary); }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  padding-top: 22px;
  color: var(--text-muted);
  font-size: 0.82rem;
}

/* --- Yüzen WhatsApp ----------------------------------------------------- */
.wa {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 90;
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  box-shadow: 0 10px 28px rgba(37, 211, 102, 0.4);
  transition: transform 0.25s var(--ease);
}
.wa:hover { transform: scale(1.08); }
.wa svg { width: 28px; height: 28px; fill: currentColor; }

/* --- İçerik sayfaları (yasal metinler) ---------------------------------- */
.doc {
  max-width: 760px;
  margin-inline: auto;
  padding-top: calc(var(--nav-h) + 48px);
}
.doc h1 { font-size: var(--step-3); margin-bottom: 10px; }
.doc .updated { color: var(--text-muted); font-size: var(--step--1); margin-bottom: 40px; }
.doc h2 { font-size: var(--step-2); margin: 40px 0 12px; }
.doc h3 { margin: 26px 0 8px; }
.doc p, .doc li { color: var(--text-soft); font-size: var(--step--1); }
.doc p { margin-bottom: 14px; }
.doc ul, .doc ol { margin: 0 0 16px 22px; display: grid; gap: 7px; }
.doc table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
  font-size: var(--step--1);
}
.doc th, .doc td {
  padding: 11px 14px;
  border: 1px solid var(--line);
  text-align: start;
  vertical-align: top;
}
.doc th { background: var(--surface-2); font-weight: 700; }
.doc-scroll { overflow-x: auto; }

/* --- 404 ---------------------------------------------------------------- */
.err-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 40px var(--gutter);
}
.err-code {
  font-size: clamp(5rem, 18vw, 10rem);
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 1;
}

/* --- Görünürlük animasyonu ----------------------------------------------
   Yalnızca JS çalışıyorsa gizle: betik yüklenmezse içerik görünür kalır. */
.js .reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.js .reveal.on { opacity: 1; transform: none; }

/* --- Responsive --------------------------------------------------------- */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; max-width: 520px; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 820px) {
  .burger { display: grid; }
  .nav-links {
    position: fixed;
    inset: var(--nav-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 16px var(--gutter) 24px;
    background: var(--ink);
    border-bottom: 1px solid var(--line);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s, transform 0.25s var(--ease), visibility 0.25s;
  }
  .nav-links.open { opacity: 1; visibility: visible; transform: none; }
  .nav-links a { padding: 13px 12px; font-size: var(--step-0); }
  .nav-actions .btn-primary { display: none; }
  .field-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 520px) {
  .metric { border-inline-end: none; border-bottom: 1px solid var(--line); }
  .metric:last-child { border-bottom: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-cta .btn { width: 100%; }
}

@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;
  }
  .js .reveal { opacity: 1; transform: none; }
}

@media print {
  .nav, .wa, .hero::after, .cta-box { display: none !important; }
  body { background: #fff; color: #000; }
}