/* =====================================================================
   Arıtmaevim — "Berrak Su" tasarım sistemi
   Tek kaynak: tokenlar (:root) → temel → bileşenler → sayfa blokları → responsive
   ===================================================================== */

/* ---------- 1. Tokenlar ---------- */
:root {
  /* Renk: petrol (ana koyu), aqua (vurgu), sıcak kâğıt (zemin), turuncu (yalnızca CTA) */
  --petrol-950: #071E21;
  --petrol-900: #0B2A2E;
  --petrol-800: #123A3F;
  --petrol-700: #1B5359;
  --aqua-300: #9BEBE3;
  --aqua-400: #5ED6CA;
  --aqua-600: #0F7C78;
  --aqua-700: #0B6360;
  --paper: #F5F7F5;
  --paper-2: #EDF2F0;
  --white: #FFFFFF;
  --ink: #0F2A2E;
  --ink-soft: #3E5A5E;
  --muted: #4F6A6E;
  --line: #DCE6E4;
  --line-strong: #C5D5D2;
  --cta: #C2410C;
  --cta-hover: #A93A0B;
  --cta-soft: #FFF1E8;
  --wa: #15803D;
  --wa-hover: #116B32;
  --ok: #0F7C4A;
  --danger: #B42318;

  /* Tipografi */
  --font-display: "Sora", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --fs-xs: 0.8125rem;
  --fs-sm: 0.9375rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.3125rem;
  --fs-xl: 1.625rem;
  --fs-2xl: clamp(1.75rem, 1.4rem + 1.6vw, 2.375rem);
  --fs-3xl: clamp(2.125rem, 1.5rem + 2.8vw, 3.5rem);
  --lh-tight: 1.12;
  --lh-body: 1.65;

  /* Boşluk (4px tabanlı) */
  --s-1: 4px; --s-2: 8px; --s-3: 12px; --s-4: 16px; --s-5: 20px; --s-6: 24px;
  --s-8: 32px; --s-10: 40px; --s-12: 48px; --s-16: 64px; --s-20: 80px; --s-24: 96px;

  /* Form */
  --r-sm: 10px; --r-md: 16px; --r-lg: 24px; --r-xl: 32px; --r-pill: 999px;
  --shadow-1: 0 1px 2px rgba(15, 42, 46, .06), 0 8px 24px -12px rgba(15, 42, 46, .14);
  --shadow-2: 0 2px 4px rgba(15, 42, 46, .05), 0 22px 44px -22px rgba(15, 42, 46, .28);
  --shadow-3: 0 40px 80px -40px rgba(7, 30, 33, .65);
  --ring: 0 0 0 3px rgba(94, 214, 202, .55);

  /* Hareket */
  --ease-out: cubic-bezier(.22, .61, .36, 1);
  --ease-in: cubic-bezier(.64, 0, .78, 0);
  --dur-fast: 180ms;
  --dur-base: 320ms;
  --dur-slow: 700ms;

  /* Yerleşim */
  --maxw: 1200px;
  --gutter: clamp(18px, 4vw, 32px);
  --header-h: 76px;

  /* z-index ölçeği */
  --z-header: 60;
  --z-float: 70;
  --z-bar: 65;
  --z-sub: 80;
}

/* ---------- 2. Temel ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-body);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--aqua-700); text-decoration: none; text-underline-offset: .18em; }
a:hover { text-decoration: underline; }
p { margin: 0 0 1em; }
ul { margin: 0 0 1em; padding-left: 1.2em; }
h1, h2, h3, h4 { font-family: var(--font-display); line-height: var(--lh-tight); letter-spacing: -.02em; margin: 0 0 .45em; color: var(--ink); font-weight: 650; text-wrap: balance; }
h1 { font-size: var(--fs-3xl); font-weight: 700; }
h2 { font-size: var(--fs-2xl); }
h3 { font-size: var(--fs-lg); font-weight: 600; letter-spacing: -.01em; }
h4 { font-size: var(--fs-sm); font-weight: 600; text-transform: uppercase; letter-spacing: .08em; }
:focus-visible { outline: 3px solid var(--aqua-400); outline-offset: 3px; border-radius: 6px; }
button { font: inherit; }
.w { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter); }
.i { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.center { text-align: center; }
.center .cta-row { justify-content: center; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 0; background: var(--petrol-900); color: #fff; padding: 10px 16px; z-index: 100; border-radius: 0 0 var(--r-sm) 0; }
.skip:focus { left: 0; }
.hp { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; opacity: 0; }
section { padding-block: clamp(56px, 8vw, 104px); }

picture { display: block; width: 100%; height: 100%; }

/* ---------- 3. Üst bilgi ve header ---------- */
.topbar { background: var(--petrol-950); color: #BFD9D6; font-size: var(--fs-xs); }
.topbar .w { display: flex; justify-content: space-between; align-items: center; gap: var(--s-4); min-height: 40px; }
.topbar a { color: #E9F6F4; }
.topbar a:hover { color: var(--aqua-300); text-decoration: none; }
.topbar .i { width: 15px; height: 15px; margin-right: 6px; vertical-align: -3px; }
.tb-left { display: inline-flex; align-items: center; opacity: .9; }
.tb-right { display: inline-flex; align-items: center; gap: var(--s-5); }
.tb-wa { border: 1px solid rgba(155, 235, 227, .35); padding: 2px 12px; border-radius: var(--r-pill); font-weight: 600; }

.site-header { position: sticky; top: 0; z-index: var(--z-header); background: rgba(255, 255, 255, .92); backdrop-filter: saturate(1.4) blur(12px); -webkit-backdrop-filter: saturate(1.4) blur(12px); border-bottom: 1px solid transparent; transition: border-color var(--dur-base), box-shadow var(--dur-base); }
.site-header.scrolled { border-bottom-color: var(--line); box-shadow: 0 10px 30px -22px rgba(15, 42, 46, .45); }
.site-header .w { display: flex; align-items: center; gap: var(--s-6); min-height: var(--header-h); }
.logo { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-family: var(--font-display); font-weight: 700; font-size: 1.1rem; letter-spacing: -.02em; }
.logo:hover { text-decoration: none; color: var(--ink); }
.logo-mark { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: linear-gradient(150deg, var(--aqua-400), var(--aqua-600)); color: var(--petrol-950); box-shadow: inset 0 1px 0 rgba(255, 255, 255, .35); }
.logo-mark .i { width: 22px; height: 22px; stroke-width: 2; }
.logo-txt { display: flex; flex-direction: column; line-height: 1.05; }
.logo-txt small { font-family: var(--font-body); font-size: .68rem; font-weight: 500; letter-spacing: .02em; color: var(--muted); margin-top: 3px; }
.foot-brand .logo, .foot-brand .logo:hover { color: #fff; }
.foot-brand .logo-txt small { color: #9CC3BF; }

.main { margin-left: auto; }
.main ul { display: flex; align-items: center; gap: 2px; list-style: none; margin: 0; padding: 0; }
.main > ul > li > a { position: relative; display: inline-flex; align-items: center; gap: 4px; padding: 10px 12px; border-radius: var(--r-sm); color: var(--ink); font-weight: 500; font-size: var(--fs-sm); }
.main > ul > li > a:hover { background: var(--paper-2); text-decoration: none; color: var(--aqua-700); }
.main > ul > li > a[aria-current="page"]::after { content: ""; position: absolute; left: 12px; right: 12px; bottom: 3px; height: 2px; border-radius: 2px; background: var(--aqua-600); }
.chev { width: 14px; height: 14px; opacity: .6; transition: transform var(--dur-base) var(--ease-out); }
.has-sub { position: relative; }
.has-sub:hover > .sub, .has-sub:focus-within > .sub { opacity: 1; visibility: visible; transform: translateY(0); }
.has-sub:hover > a .chev { transform: rotate(180deg); }
.sub { position: absolute; top: calc(100% + 10px); left: 0; min-width: 280px; background: var(--white); border: 1px solid var(--line); border-radius: var(--r-md); box-shadow: var(--shadow-2); padding: 8px; opacity: 0; visibility: hidden; transform: translateY(6px); transition: opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out), visibility var(--dur-base); z-index: var(--z-sub); }
.sub-in { display: flex; flex-direction: column; max-height: 70vh; overflow: auto; }
.sub a { padding: 9px 12px; border-radius: var(--r-sm); color: var(--ink); font-size: var(--fs-sm); }
.sub a:hover { background: var(--paper-2); color: var(--aqua-700); text-decoration: none; }
.sub .sub-ov { display: flex; justify-content: space-between; align-items: center; font-weight: 600; color: var(--aqua-700); border-bottom: 1px solid var(--line); border-radius: 0; margin-bottom: 4px; }
.sub .sub-ov .i { width: 14px; height: 14px; }

.head-actions { display: flex; align-items: center; gap: var(--s-3); }
.header-cta { padding: 11px 18px; font-size: var(--fs-sm); }
.burger { display: none; width: 44px; height: 44px; border-radius: var(--r-sm); border: 1px solid var(--line-strong); background: var(--white); cursor: pointer; flex-direction: column; gap: 5px; align-items: center; justify-content: center; }
.burger span { width: 20px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform var(--dur-base) var(--ease-out), opacity var(--dur-base); }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-nav { display: grid; grid-template-rows: 0fr; transition: grid-template-rows var(--dur-base) var(--ease-out); background: var(--white); border-top: 1px solid transparent; }
.mobile-nav > * { overflow: hidden; min-height: 0; }
.mobile-nav.open { grid-template-rows: 1fr; border-top-color: var(--line); }
.mobile-nav ul { list-style: none; margin: 0; padding: 8px 0; display: flex; flex-direction: column; }
.mobile-nav li > a { display: flex; justify-content: space-between; align-items: center; padding: 13px 4px; border-bottom: 1px solid var(--line); color: var(--ink); font-weight: 600; }
.mobile-nav .sub { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: 0; padding: 0 0 8px 12px; min-width: 0; display: none; background: transparent; }
.mobile-nav .has-sub.open > .sub { display: block; }
.mobile-nav .has-sub.open .chev { transform: rotate(180deg); }
.mobile-nav .btn { margin: 10px 0 0; width: 100%; }
.mobile-nav .w { padding-bottom: 18px; }

/* ---------- 4. Butonlar ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 48px; padding: 12px 22px; border-radius: var(--r-pill); border: 1px solid transparent; background: var(--petrol-800); color: #fff; font-family: var(--font-body); font-weight: 600; font-size: var(--fs-sm); letter-spacing: .005em; cursor: pointer; transition: transform var(--dur-fast) var(--ease-out), background var(--dur-base), box-shadow var(--dur-base), color var(--dur-base); box-shadow: 0 10px 22px -14px rgba(7, 30, 33, .8); }
.btn:hover { color: #fff; text-decoration: none; background: var(--petrol-900); transform: translateY(-2px); box-shadow: 0 16px 28px -16px rgba(7, 30, 33, .9); }
.btn:active { transform: translateY(0) scale(.98); }
.btn .i { width: 19px; height: 19px; }
.btn.cta { background: var(--cta); box-shadow: 0 12px 24px -14px rgba(194, 65, 12, .85); }
.btn.cta:hover { background: var(--cta-hover); box-shadow: 0 18px 30px -16px rgba(194, 65, 12, .9); }
.btn.wa { background: var(--wa); box-shadow: 0 12px 24px -14px rgba(21, 128, 61, .8); }
.btn.wa:hover { background: var(--wa-hover); }
.btn.ghost { background: transparent; color: var(--petrol-800); border-color: var(--line-strong); box-shadow: none; }
.btn.ghost:hover { background: var(--white); border-color: var(--petrol-800); color: var(--petrol-900); box-shadow: var(--shadow-1); }
.btn.on-dark { background: rgba(255, 255, 255, .08); border-color: rgba(255, 255, 255, .3); color: #fff; box-shadow: none; }
.btn.on-dark:hover { background: rgba(255, 255, 255, .16); color: #fff; }
.btn.lg { min-height: 56px; padding: 15px 28px; font-size: var(--fs-base); }
.btn.sm { min-height: 40px; padding: 9px 16px; font-size: var(--fs-xs); }
.btn.full { width: 100%; }
.cta-row { display: flex; flex-wrap: wrap; gap: var(--s-3); margin: 0 0 var(--s-2); }
.cta-row .btn { flex: 0 0 auto; }
.btn:focus-visible { outline-offset: 3px; }

/* ---------- 5. Etiket, kart, grid ---------- */
.kicker { display: inline-flex; align-items: center; gap: 8px; font-size: var(--fs-xs); font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--aqua-700); background: rgba(15, 124, 120, .08); border: 1px solid rgba(15, 124, 120, .18); padding: 7px 14px; border-radius: var(--r-pill); margin-bottom: var(--s-5); }
.kicker .i { width: 14px; height: 14px; }
.kicker.light { color: var(--aqua-300); background: rgba(155, 235, 227, .1); border-color: rgba(155, 235, 227, .28); }
.kicker.ok { color: var(--ok); background: rgba(15, 124, 74, .09); border-color: rgba(15, 124, 74, .25); }

.cards { display: grid; gap: var(--s-6); }
.c2 { grid-template-columns: repeat(2, 1fr); }
.c3 { grid-template-columns: repeat(3, 1fr); }
.card { position: relative; display: flex; flex-direction: column; background: var(--white); border: 1px solid var(--line); border-radius: var(--r-lg); padding: var(--s-8); box-shadow: var(--shadow-1); color: var(--ink); transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), border-color var(--dur-base); }
a.card:hover { text-decoration: none; color: var(--ink); transform: translateY(-4px); box-shadow: var(--shadow-2); border-color: var(--line-strong); }
.card h3 { margin-bottom: .4em; }
.card p { color: var(--muted); font-size: var(--fs-sm); margin-bottom: var(--s-4); }
.cico { display: grid; place-items: center; width: 52px; height: 52px; border-radius: var(--r-md); background: var(--paper-2); color: var(--aqua-700); margin-bottom: var(--s-5); transition: background var(--dur-base), color var(--dur-base); }
a.card:hover .cico { background: var(--aqua-700); color: #fff; }
.cico .i { width: 24px; height: 24px; }
.more { margin-top: auto; display: inline-flex; align-items: center; gap: 8px; font-weight: 600; color: var(--aqua-700); font-size: var(--fs-sm); }
.more .i { width: 16px; height: 16px; transition: transform var(--dur-base) var(--ease-out); }
a.card:hover .more .i { transform: translateX(4px); }
.feature { background: var(--white); }
.checks { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--s-3); }
.checks li { position: relative; padding-left: 30px; color: var(--ink-soft); font-size: var(--fs-sm); }
.checks li::before { content: ""; position: absolute; left: 0; top: .25em; width: 20px; height: 20px; border-radius: 50%; background: rgba(15, 124, 74, .12); }
.checks li::after { content: ""; position: absolute; left: 7px; top: .55em; width: 6px; height: 3px; border-left: 2px solid var(--ok); border-bottom: 2px solid var(--ok); transform: rotate(-45deg); }
.checks a { color: var(--aqua-700); }

/* Ürün kartı */
.pmedia { position: relative; overflow: hidden; background: linear-gradient(160deg, #E6F3F1, #F7FBFA); border-radius: var(--r-md); aspect-ratio: 4 / 3; display: grid; place-items: center; }
.pmedia img { width: 100%; height: 100%; object-fit: cover; transition: transform 900ms var(--ease-out); }
.pmedia .psvg { width: 66%; height: auto; }
.pcard { padding: var(--s-4); }
.pcard .pmedia { border-radius: var(--r-md); }
.pbody { padding: var(--s-5) var(--s-3) var(--s-2); display: flex; flex-direction: column; flex: 1; }
.pbody h3 { font-size: var(--fs-md); }
.pbody p { font-size: var(--fs-sm); }
a.pcard:hover .pmedia img { transform: scale(1.05); }
.pcards-lg .pmedia { aspect-ratio: 16 / 10; }
.pdetail { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(24px, 5vw, 56px); align-items: center; }
.pdetail .pmedia { aspect-ratio: 4 / 3; }

/* Blog kartı */
.bcard { padding: 0; overflow: hidden; }
.bimg { display: block; aspect-ratio: 16 / 10; overflow: hidden; background: var(--paper-2); }
.bimg img { width: 100%; height: 100%; object-fit: cover; transition: transform 900ms var(--ease-out); }
a.bcard:hover .bimg img { transform: scale(1.05); }
.bbody { padding: var(--s-6) var(--s-6) var(--s-8); display: flex; flex-direction: column; flex: 1; }
.bbody time { font-size: var(--fs-xs); color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .08em; }
.bbody h3 { margin: .4em 0 .5em; }
.bbody p { font-size: var(--fs-sm); }

/* Chip'ler */
.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 10px; padding: 0; margin: 0; }
.chips a { display: inline-flex; align-items: center; min-height: 40px; background: var(--white); border: 1px solid var(--line-strong); border-radius: var(--r-pill); padding: 8px 16px; color: var(--ink); font-weight: 500; font-size: var(--fs-sm); transition: border-color var(--dur-base), background var(--dur-base), color var(--dur-base); }
.chips a:hover { border-color: var(--aqua-700); color: var(--aqua-700); background: var(--paper-2); text-decoration: none; }
.chips-sm a { min-height: 36px; padding: 6px 14px; font-size: var(--fs-xs); }

/* ---------- 6. Hero (ana sayfa) ---------- */
.hero { position: relative; overflow: hidden; color: #fff; background: radial-gradient(900px 480px at 85% 10%, rgba(94, 214, 202, .28), transparent 60%), linear-gradient(165deg, var(--petrol-900) 0%, var(--petrol-950) 75%); padding-block: 0; }
.hero::after { content: ""; position: absolute; inset: auto -10% -1px -10%; height: 90px; background: var(--paper); border-radius: 50% 50% 0 0 / 100% 100% 0 0; }
.hero-in { position: relative; z-index: 1; display: grid; grid-template-columns: 1.08fr .92fr; gap: clamp(32px, 5vw, 72px); align-items: center; padding-block: clamp(56px, 8vw, 110px) clamp(96px, 11vw, 140px); }
.hero-copy { max-width: 620px; }
.hero .kicker { color: var(--aqua-300); background: rgba(155, 235, 227, .1); border-color: rgba(155, 235, 227, .3); }
.hero-copy h1 { color: #fff; font-size: var(--fs-3xl); margin-bottom: var(--s-5); }
.hero-copy h1 em { font-style: normal; color: var(--aqua-400); }
.lead { font-size: clamp(1.03rem, 1.4vw, 1.175rem); color: #C9E3E0; max-width: 58ch; margin-bottom: var(--s-8); }
.hero .lead { color: #BFDCD8; }
.hero .cta-row { margin-bottom: var(--s-8); }
.hero-badges { display: flex; flex-wrap: wrap; gap: var(--s-3) var(--s-6); font-size: var(--fs-sm); font-weight: 500; color: #D8ECE9; }
.hero-badges span { display: inline-flex; align-items: center; gap: 8px; }
.hero-badges .i { width: 18px; height: 18px; color: var(--aqua-400); }
.hero-visual { position: relative; }
.hero-frame { position: relative; border-radius: var(--r-xl); overflow: hidden; box-shadow: var(--shadow-3); border: 1px solid rgba(155, 235, 227, .2); aspect-ratio: 5 / 5.6; background: var(--petrol-800); }
.hero-img { width: 100%; height: 100%; object-fit: cover; }
.hero-frame::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(7, 30, 33, .55)); pointer-events: none; }
.hero-note { position: absolute; left: clamp(-24px, -2vw, -12px); bottom: var(--s-8); z-index: 2; display: flex; align-items: center; gap: var(--s-4); background: var(--white); color: var(--ink); border-radius: var(--r-lg); padding: var(--s-4) var(--s-5); box-shadow: var(--shadow-3); max-width: 280px; }
.hero-note .hn-ico { display: grid; place-items: center; width: 44px; height: 44px; border-radius: var(--r-md); background: var(--petrol-800); color: var(--aqua-300); flex: none; }
.hero-note b { display: block; font-family: var(--font-display); font-size: var(--fs-sm); }
.hero-note span { font-size: var(--fs-xs); color: var(--muted); }
.hero-tag { position: absolute; top: var(--s-6); right: var(--s-6); z-index: 2; background: rgba(7, 30, 33, .55); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); color: #fff; border: 1px solid rgba(255, 255, 255, .2); padding: 8px 14px; border-radius: var(--r-pill); font-size: var(--fs-xs); font-weight: 600; }

/* Hero giriş animasyonu */
.hero-copy > * { animation: rise 720ms var(--ease-out) both; }
.hero-copy > *:nth-child(2) { animation-delay: 90ms; }
.hero-copy > *:nth-child(3) { animation-delay: 170ms; }
.hero-copy > *:nth-child(4) { animation-delay: 250ms; }
.hero-copy > *:nth-child(5) { animation-delay: 330ms; }
.hero-visual { animation: rise 900ms var(--ease-out) 200ms both; }
@keyframes rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }

/* ---------- 7. Güven şeridi ---------- */
.trust { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--white); }
.trust > div { display: flex; flex-direction: column; gap: 4px; padding: var(--s-6) var(--s-5); border-left: 1px solid var(--line); }
.trust > div:first-child { border-left: 0; }
.trust .i { width: 24px; height: 24px; color: var(--aqua-700); margin-bottom: 6px; }
.trust b { font-family: var(--font-display); font-size: var(--fs-sm); font-weight: 600; }
.trust span { font-size: var(--fs-xs); color: var(--muted); }

/* ---------- 8. Bölüm başlıkları ---------- */
.sec-head { max-width: 720px; margin-bottom: clamp(32px, 4vw, 52px); }
.sec-head h2 { margin-bottom: .35em; }
.sec-head p { color: var(--muted); font-size: var(--fs-md); margin: 0; }
.sec-head.center { margin-inline: auto; text-align: center; }
.sec-row { display: flex; justify-content: space-between; align-items: flex-end; gap: var(--s-6); flex-wrap: wrap; margin-bottom: clamp(32px, 4vw, 52px); }
.sec-row .sec-head { margin-bottom: 0; }

/* ---------- 9. Ürün seçici (ana sayfa) ---------- */
.finder-tabs { display: inline-flex; background: var(--white); border: 1px solid var(--line-strong); border-radius: var(--r-pill); padding: 5px; gap: 4px; margin-bottom: var(--s-8); }
.finder-tabs button { min-height: 44px; padding: 8px 20px; border: 0; border-radius: var(--r-pill); background: transparent; color: var(--ink-soft); font-weight: 600; font-size: var(--fs-sm); cursor: pointer; transition: background var(--dur-base), color var(--dur-base); }
.finder-tabs button[aria-selected="true"] { background: var(--petrol-800); color: #fff; }
.finder-tabs button:hover:not([aria-selected="true"]) { background: var(--paper-2); }
.finder-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s-5); }
.finder-grid .pcard { transition: opacity var(--dur-base), transform var(--dur-base) var(--ease-out); }
.finder-grid .pcard[hidden] { display: none; }
.finder-note { margin-top: var(--s-6); color: var(--muted); font-size: var(--fs-sm); }
.product-feats { list-style: none; padding: 0; margin: 0 0 var(--s-4); display: flex; flex-direction: column; gap: 6px; font-size: var(--fs-xs); color: var(--ink-soft); }
.product-feats li { position: relative; padding-left: 16px; }
.product-feats li::before { content: ""; position: absolute; left: 0; top: .55em; width: 6px; height: 6px; border-radius: 50%; background: var(--aqua-600); }

/* ---------- 10. Adımlar (süreç) ---------- */
.steps { list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-6); padding: 0; margin: 0; counter-reset: s; }
.steps li { position: relative; background: var(--white); border: 1px solid var(--line); border-radius: var(--r-lg); padding: var(--s-8); box-shadow: var(--shadow-1); }
.step-n { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; background: var(--petrol-800); color: var(--aqua-300); font-family: var(--font-display); font-weight: 700; margin-bottom: var(--s-5); }
.steps h3 { margin-bottom: .35em; }
.steps p { color: var(--muted); font-size: var(--fs-sm); margin: 0; }

/* ---------- 11. Koyu bantlar (CTA) ---------- */
.band { position: relative; overflow: hidden; background: linear-gradient(160deg, var(--petrol-900), var(--petrol-950)); color: #fff; padding-block: clamp(64px, 8vw, 104px); }
.band::before { content: ""; position: absolute; inset: 0; background: radial-gradient(640px 320px at 90% 0%, rgba(94, 214, 202, .22), transparent 65%); pointer-events: none; }
.band.soft { background: var(--paper-2); color: var(--ink); }
.band.soft h2, .band.soft .steps h3 { color: var(--ink); }
.band .w { position: relative; }
.band-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: clamp(28px, 5vw, 64px); align-items: center; }
.band h2 { color: #fff; font-size: var(--fs-2xl); }
.band p { color: #C9E3E0; }
.band-list { list-style: none; padding: 0; margin: var(--s-5) 0 0; display: flex; flex-wrap: wrap; gap: 10px 22px; }
.band-list li { display: inline-flex; align-items: center; gap: 8px; font-weight: 500; color: #E8F6F4; }
.band-list .i { width: 18px; height: 18px; color: var(--aqua-400); }
.band-cta { background: rgba(255, 255, 255, .06); border: 1px solid rgba(155, 235, 227, .2); border-radius: var(--r-lg); padding: var(--s-8); }
.band-cta .big { display: block; font-family: var(--font-display); font-size: var(--fs-xl); font-weight: 600; color: #fff; margin-bottom: var(--s-5); }
.band-cta .big:hover { color: var(--aqua-300); text-decoration: none; }
.band-note { display: flex; align-items: center; gap: 8px; font-size: var(--fs-xs); color: #AFD0CC; margin: var(--s-4) 0 0; }
.band-note .i { width: 16px; height: 16px; }

/* ---------- 12. Koyu CTA (ana sayfa son bölüm) ---------- */
.bigcta { position: relative; overflow: hidden; background: var(--petrol-900); color: #fff; padding-block: clamp(64px, 8vw, 104px); }
.bigcta::before { content: ""; position: absolute; inset: 0; background: radial-gradient(700px 360px at 10% 100%, rgba(94, 214, 202, .25), transparent 65%), radial-gradient(500px 300px at 100% 0%, rgba(194, 65, 12, .18), transparent 60%); pointer-events: none; }
.bigcta-in { position: relative; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: var(--s-8); }
.bigcta h2 { color: #fff; font-size: var(--fs-3xl); max-width: 18ch; }
.bigcta p { color: #C9E3E0; font-size: var(--fs-md); max-width: 52ch; margin: 0; }
.bigcta-btns { display: flex; flex-direction: column; gap: var(--s-3); min-width: 280px; }

/* ---------- 13. Metin, yan panel, bilgi ---------- */
.split { display: grid; grid-template-columns: 1.55fr 1fr; gap: clamp(28px, 4vw, 56px); align-items: start; }
.split-single { max-width: 900px; }
.prose { max-width: 68ch; color: var(--ink-soft); }
.prose h2 { margin-top: 1.5em; }
.prose.narrow { max-width: 72ch; }
.prose ul { color: var(--ink-soft); }
.side { display: flex; flex-direction: column; gap: var(--s-5); position: sticky; top: calc(var(--header-h) + 24px); }
.note { background: var(--aqua-700); color: #fff; border-radius: var(--r-lg); padding: var(--s-6); font-size: var(--fs-sm); }
.note strong { color: #fff; }
.info-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: var(--s-5); }
.info-list li { display: flex; align-items: flex-start; gap: 12px; color: var(--ink); }
.info-list .i { width: 20px; height: 20px; color: var(--aqua-700); margin-top: 2px; }
.info-list span { display: block; font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); font-weight: 600; }

.faq-wrap { max-width: 840px; }
.faq { display: flex; flex-direction: column; gap: 10px; }
.faq details { background: var(--white); border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; transition: border-color var(--dur-base), box-shadow var(--dur-base); }
.faq details[open] { border-color: var(--line-strong); box-shadow: var(--shadow-1); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: var(--s-4); padding: 18px 22px; font-family: var(--font-display); font-weight: 600; font-size: var(--fs-sm); min-height: 56px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--aqua-700); }
.faq summary .i { width: 20px; height: 20px; color: var(--aqua-700); transition: transform var(--dur-base) var(--ease-out); flex: none; }
.faq details[open] summary .i { transform: rotate(180deg); }
.faq-a { padding: 0 22px 20px; color: var(--muted); }
.faq-a p { margin: 0; }
.faq-group { margin-bottom: var(--s-10); }
.faqsec { background: var(--paper-2); }
.faq-group h2 { font-size: var(--fs-xl); margin-bottom: var(--s-5); }

/* ---------- 14. Sayfa başlığı (iç sayfalar) ---------- */
.page-hero { position: relative; overflow: hidden; background: radial-gradient(700px 360px at 92% 0%, rgba(94, 214, 202, .22), transparent 65%), linear-gradient(165deg, var(--petrol-900), var(--petrol-950)); color: #fff; padding-block: clamp(56px, 7vw, 96px); }
.page-hero .w { position: relative; }
.page-hero h1 { color: #fff; max-width: 22ch; font-size: var(--fs-2xl); }
.page-hero .lead { color: #C9E3E0; margin-bottom: var(--s-6); }
.page-hero .kicker { color: var(--aqua-300); background: rgba(155, 235, 227, .1); border-color: rgba(155, 235, 227, .3); }
.page-hero .cta-row { margin-bottom: 0; }
.page-hero.center .w { text-align: center; }

/* Yerel sayfalar: bölge ve mahalle */
.crumbs { background: var(--white); border-bottom: 1px solid var(--line); font-size: var(--fs-xs); }
.crumbs .w { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; padding-block: 12px; }
.crumbs a { color: var(--muted); }
.crumbs a:hover { color: var(--ink); }
.crumbs span { color: var(--ink); font-weight: 600; }
.crumbs .sep { width: 14px; height: 14px; transform: rotate(-90deg); color: var(--muted); }

/* ---------- 15. Form ---------- */
.form { display: flex; flex-direction: column; gap: var(--s-4); }
.field { display: flex; flex-direction: column; gap: 6px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-4); }
.field label { font-size: var(--fs-xs); font-weight: 600; color: var(--ink); }
.field input, .field select, .field textarea { width: 100%; min-height: 50px; padding: 12px 14px; border: 1px solid var(--line-strong); border-radius: var(--r-sm); background: var(--white); color: var(--ink); font: inherit; font-size: var(--fs-base); transition: border-color var(--dur-fast), box-shadow var(--dur-fast); }
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--aqua-600); box-shadow: 0 0 0 4px rgba(15, 124, 120, .15); }
.field .err { border-color: var(--danger); box-shadow: 0 0 0 4px rgba(180, 35, 24, .12); }
.consent { display: flex; gap: 10px; align-items: flex-start; font-size: var(--fs-xs); color: var(--muted); }
.consent input { margin-top: 3px; width: 18px; height: 18px; flex: none; accent-color: var(--aqua-700); }
.form-note { font-size: var(--fs-xs); color: var(--muted); margin: 0; }
.form-status { font-size: var(--fs-sm); font-weight: 600; min-height: 1.4em; }
.form-status.ok { color: var(--ok); }
.form-status.err { color: var(--danger); }
.mini-form { gap: var(--s-3); }
.mini-form .field label { font-size: var(--fs-xs); }
.mini-form .field input, .mini-form .field select { min-height: 46px; padding: 10px 13px; }
.contact-grid { display: grid; grid-template-columns: .9fr 1.2fr; gap: var(--s-6); align-items: start; }
.info-card, .form-card { padding: clamp(24px, 3vw, 36px); }
.info-card h2, .form-card h2 { font-size: var(--fs-xl); }
.form-card > p { color: var(--muted); font-size: var(--fs-sm); }
.map-embed { margin-top: var(--s-6); }
.big-form .btn { align-self: flex-start; margin-top: var(--s-2); }


/* ---------- 16. Blog yazısı ---------- */
.post-wrap { max-width: 800px; padding-block: var(--s-10) 0; }
.post-fig { border-radius: var(--r-lg); overflow: hidden; margin: 0 0 var(--s-8); aspect-ratio: 16 / 9; box-shadow: var(--shadow-1); }
.post-fig img { width: 100%; height: 100%; object-fit: cover; }
.post-meta { color: #C9E3E0; font-size: var(--fs-sm); font-weight: 500; }
.post-cta { margin-top: var(--s-12); background: var(--petrol-900); color: #fff; border-radius: var(--r-lg); padding: var(--s-8); }
.post-cta h3 { color: #fff; }
.post-cta p { color: #C9E3E0; }
.post .prose { max-width: none; font-size: 1.0625rem; }
.post .prose h2 { font-size: var(--fs-xl); margin-top: 1.6em; }


/* ---------- 18. Footer ---------- */
footer { background: var(--petrol-950); color: #A9C9C5; margin-top: 0; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr 1.3fr; gap: var(--s-10); padding: clamp(56px, 7vw, 84px) 0 var(--s-10); }
.foot-grid h4 { color: #fff; margin-bottom: var(--s-5); }
.foot-grid ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; font-size: var(--fs-sm); }
.foot-grid a { color: #A9C9C5; }
.foot-grid a:hover { color: #fff; }
.foot-brand p { font-size: var(--fs-sm); color: #8FB3AF; max-width: 34ch; margin-top: var(--s-4); }
.social { display: flex; gap: 10px; margin-top: var(--s-5); }
.social a { display: grid; place-items: center; width: 42px; height: 42px; border-radius: var(--r-sm); background: rgba(255, 255, 255, .07); color: #fff; transition: background var(--dur-base); }
.social a:hover { background: var(--aqua-700); }
.foot-contact .info-list li, .foot-contact li { color: #A9C9C5; }
.foot-contact .i { color: var(--aqua-400); }
.foot-contact .btn { margin-top: var(--s-5); }
.foot-bottom { border-top: 1px solid rgba(255, 255, 255, .08); padding: var(--s-6) 0 var(--s-8); display: flex; justify-content: space-between; gap: var(--s-4); flex-wrap: wrap; font-size: var(--fs-xs); color: #7FA39F; }
.foot-legal a { color: #A9C9C5; }

/* ---------- 19. Yüzen öğeler ---------- */
.float-wa { position: fixed; right: 20px; bottom: 22px; z-index: var(--z-float); width: 58px; height: 58px; border-radius: 50%; display: grid; place-items: center; background: var(--wa); color: #fff; box-shadow: 0 18px 34px -14px rgba(21, 128, 61, .85); transition: transform var(--dur-base) var(--ease-out); }
.float-wa .i { width: 28px; height: 28px; }
.float-wa:hover { color: #fff; text-decoration: none; transform: scale(1.06); }
.bar { display: none; position: fixed; left: 0; right: 0; bottom: 0; z-index: var(--z-bar); background: var(--white); border-top: 1px solid var(--line); padding: 8px 12px calc(8px + env(safe-area-inset-bottom)); gap: 10px; }
.bar a { flex: 1; display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; border-radius: var(--r-pill); font-weight: 600; font-size: var(--fs-sm); color: #fff; }
.bar a:first-child { background: var(--petrol-800); }
.bar a:last-child { background: var(--wa); }
.bar a:hover { text-decoration: none; color: #fff; }

/* ---------- 20. Hareket: reveal ---------- */
.js [data-reveal] { opacity: 0; transform: translateY(22px); transition: opacity 760ms var(--ease-out), transform 760ms var(--ease-out); }
.js [data-reveal].is-in { opacity: 1; transform: none; }
.js [data-reveal][data-delay="1"] { transition-delay: 90ms; }
.js [data-reveal][data-delay="2"] { transition-delay: 180ms; }
.js [data-reveal][data-delay="3"] { transition-delay: 270ms; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
  .card:hover, a.card:hover, .btn:hover, .pmedia img, .bimg img { transform: none !important; }
}

/* ---------- 21. Responsive ---------- */
@media (max-width: 1080px) {
  .trust { grid-template-columns: repeat(2, 1fr); }
  .trust > div:nth-child(3) { border-left: 0; }
  .trust > div:nth-child(n+3) { border-top: 1px solid var(--line); }
  .finder-grid { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: 1.4fr 1fr 1fr; }
  .bigcta-in { grid-template-columns: 1fr; }
  .bigcta-btns { min-width: 0; flex-direction: row; flex-wrap: wrap; }
}
@media (max-width: 980px) {
  .main, .header-cta { display: none; }
  .burger { display: flex; }
  .hero-in { grid-template-columns: 1fr; }
  .hero-frame { aspect-ratio: 4 / 3; }
  .hero-note { left: var(--s-4); bottom: var(--s-4); }
  .c3 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; }
  .split, .contact-grid, .band-grid, .pdetail { grid-template-columns: 1fr; }
  .side { position: static; }
  .c2 { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  :root { --header-h: 66px; }
  body { font-size: 16px; padding-bottom: 76px; }
  .tb-left { display: none; }
  .topbar .w { justify-content: center; }
  .tb-wa { display: none; }
  .head-actions .btn { display: none; }
  .c3, .c2, .cards, .finder-grid { grid-template-columns: 1fr; }
  .trust { grid-template-columns: 1fr 1fr; }
  .trust > div { padding: var(--s-5) var(--s-4); }
  .field-row { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: var(--s-8) var(--s-5); }
  .foot-brand { grid-column: 1 / -1; }
  .foot-bottom { flex-direction: column; }
  .float-wa { display: none; }
  .bar { display: flex; }
  .cta-row .btn { flex: 1 1 100%; }
  .hero .cta-row .btn { width: 100%; }
  .hero-note { display: none; }
  .hero-tag { top: var(--s-4); right: var(--s-4); }
  .finder-tabs { display: flex; width: 100%; }
  .finder-tabs button { flex: 1; padding: 8px 10px; }
  .bigcta-btns .btn { width: 100%; flex: 1 1 100%; }
  .band-cta { padding: var(--s-6); }
  .sub { min-width: 240px; }
  .card { padding: var(--s-6); }
  .sec-row { align-items: flex-start; }
  .sec-row .btn { width: 100%; }
}
@media (max-width: 380px) {
  .foot-grid { grid-template-columns: 1fr; }
  .trust { grid-template-columns: 1fr; }
  .trust > div { border-left: 0; border-top: 1px solid var(--line); }
  .trust > div:first-child { border-top: 0; }
}