/* ============================================================
   Kampüs İçinde — Tanıtım sitesi tasarım sistemi
   Koyu tema · yeşil vurgu · Outfit · uygulama benzeri
   ============================================================ */

/* Self-hosted Outfit (KVKK m.9: Google Fonts CDN'e ziyaretçi IP/User-Agent
   aktarımını önlemek için font yerelden servis edilir). Lisans: OFL,
   assets/fonts/OFL-Outfit.txt */
@font-face {
  font-family: "Outfit";
  src: url("../fonts/Outfit-Variable.ttf") format("truetype");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root {
  /* Renkler */
  --green: #1fb55e;
  --green-bright: #2fe07a;
  --green-deep: #128a45;
  --blue: #3652ad;
  --blue-bright: #6f8bff;
  --yellow: #ffcc4d;

  --bg: #000000;
  --surface: #0d0d0f;
  --surface-2: #151517;
  --surface-3: #1c1c20;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.16);

  --text: #ffffff;
  --muted: #9a9aa2;
  --muted-2: #6e6e76;

  /* Ölçüler */
  --container: 1180px;
  --radius: 16px;
  --radius-lg: 26px;
  --radius-pill: 999px;
  --header-h: 68px;

  --shadow-soft: 0 20px 60px rgba(0, 0, 0, 0.5);
  --shadow-green: 0 0 60px rgba(31, 181, 94, 0.28);

  --font: "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui,
    sans-serif;

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

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

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

body {
  margin: 0;
  background: transparent;
  color: var(--text);
  font-family: var(--font);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.nav-open {
  overflow: hidden;
}

/* ============================================================
   SCROLL-REACTIVE ATMOSPHERE (kaydırdıkça değişen ton)
   main.js .scene-atmosphere katmanını body'ye enjekte eder;
   bölümler görünüme girdikçe body[data-tone] güncellenir.
   ============================================================ */
@property --tone-a {
  syntax: "<color>";
  inherits: true;
  initial-value: rgba(31, 181, 94, 0.3);
}
@property --tone-b {
  syntax: "<color>";
  inherits: true;
  initial-value: rgba(54, 82, 173, 0.24);
}

body {
  --tone-a: rgba(31, 181, 94, 0.3);
  --tone-b: rgba(54, 82, 173, 0.24);
  transition: --tone-a 1.1s var(--ease), --tone-b 1.1s var(--ease);
}
body[data-tone="green"] {
  --tone-a: rgba(31, 181, 94, 0.36);
  --tone-b: rgba(18, 138, 69, 0.2);
}
body[data-tone="blue"] {
  --tone-a: rgba(54, 82, 173, 0.32);
  --tone-b: rgba(111, 139, 255, 0.26);
}
body[data-tone="warm"] {
  --tone-a: rgba(255, 204, 77, 0.18);
  --tone-b: rgba(47, 224, 122, 0.24);
}

.scene-atmosphere {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

/* Blur filtresi yok: parıltı, çözünürlükten bağımsız (vektörel) radyal
   gradyanlarla elde edilir; böylece HiDPI/Retina'da pikselleşme/bantlaşma
   olmaz. */
.scene-blob {
  position: absolute;
  width: 96vmax;
  height: 96vmax;
  border-radius: 50%;
  opacity: 0.9;
  will-change: transform;
}

.scene-blob.b1 {
  top: -34vmax;
  left: -28vmax;
  background: radial-gradient(
    circle at center,
    var(--tone-a) 0%,
    transparent 60%
  );
}

.scene-blob.b2 {
  right: -30vmax;
  bottom: -36vmax;
  background: radial-gradient(
    circle at center,
    var(--tone-b) 0%,
    transparent 60%
  );
}

img {
  max-width: 100%;
  display: block;
}

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

button {
  font-family: inherit;
  cursor: pointer;
}

h1,
h2,
h3,
h4 {
  margin: 0 0 0.5em;
  line-height: 1.12;
  letter-spacing: -0.02em;
  font-weight: 800;
}

p {
  margin: 0 0 1em;
}

:focus-visible {
  outline: 2px solid var(--green-bright);
  outline-offset: 3px;
  border-radius: 6px;
}

/* —— İçeriğe geç (skip link) —— */
.skip-link {
  position: fixed;
  left: 14px;
  top: -80px;
  z-index: 200;
  padding: 11px 18px;
  border-radius: 12px;
  font-weight: 700;
  background: var(--green);
  color: #04160c;
  transition: top 0.2s var(--ease);
}

.skip-link:focus {
  top: 14px;
}

/* —— Yardımcılar —— */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 22px;
}

.text-green {
  color: var(--green);
}
.text-blue {
  color: var(--blue-bright);
}
.text-yellow {
  color: var(--yellow);
}

.section {
  padding: clamp(64px, 9vw, 120px) 0;
  position: relative;
}

.section-head {
  max-width: 720px;
  margin: 0 auto clamp(36px, 5vw, 64px);
  text-align: center;
}

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 14px;
  padding: 6px 14px;
  border: 1px solid rgba(31, 181, 94, 0.35);
  border-radius: var(--radius-pill);
  background: rgba(31, 181, 94, 0.08);
}

.section-title {
  font-size: clamp(1.8rem, 4.2vw, 3rem);
}

.section-sub {
  color: var(--muted);
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  margin-top: 8px;
}

/* —— Butonlar —— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 1rem;
  border: 1px solid transparent;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease),
    background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--green-bright), var(--green));
  color: #04160c;
  box-shadow: 0 10px 30px rgba(31, 181, 94, 0.35);
}

.btn-primary:hover {
  box-shadow: 0 14px 40px rgba(31, 181, 94, 0.5);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--line-strong);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: var(--green);
  background: rgba(31, 181, 94, 0.08);
}

/* ============================================================
   HEADER / NAV  (main.js tarafından enjekte edilir)
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.brand-logo {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  object-fit: cover;
}

.brand-green {
  color: var(--green);
  margin-left: 4px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav a {
  padding: 9px 14px;
  border-radius: var(--radius-pill);
  color: var(--muted);
  font-weight: 600;
  font-size: 0.95rem;
  transition: color 0.2s, background 0.2s;
}

.nav a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}

.nav a.active {
  color: var(--text);
  background: rgba(31, 181, 94, 0.14);
}

.lang-toggle {
  margin-left: 8px;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--text);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.03em;
  transition: border-color 0.2s, background 0.2s;
}

.lang-toggle:hover {
  border-color: var(--green);
  background: rgba(31, 181, 94, 0.08);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  position: relative;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 20px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transform: translate(-50%, -50%);
  transition: transform 0.25s var(--ease), opacity 0.2s;
}

.nav-toggle span::before {
  transform: translate(-50%, -8px);
}
.nav-toggle span::after {
  transform: translate(-50%, 6px);
}

body.nav-open .nav-toggle span {
  background: transparent;
}
body.nav-open .nav-toggle span::before {
  transform: translate(-50%, 0) rotate(45deg);
}
body.nav-open .nav-toggle span::after {
  transform: translate(-50%, 0) rotate(-45deg);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  padding: clamp(56px, 8vw, 96px) 0 clamp(56px, 8vw, 88px);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 70%;
  background: radial-gradient(
    50% 60% at 30% 20%,
    rgba(31, 181, 94, 0.22),
    transparent 70%
  );
  pointer-events: none;
  z-index: 0;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(
    rgba(255, 255, 255, 0.05) 1px,
    transparent 1px
  );
  background-size: 34px 34px;
  mask-image: radial-gradient(70% 70% at 50% 30%, #000, transparent 75%);
  -webkit-mask-image: radial-gradient(70% 70% at 50% 30%, #000, transparent 75%);
  pointer-events: none;
  z-index: 0;
  opacity: 0.5;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: clamp(32px, 5vw, 64px);
  will-change: transform, opacity;
}

.hero-title {
  font-size: clamp(2.2rem, 5.4vw, 4rem);
}

.hero-sub {
  color: var(--muted);
  font-size: clamp(1.05rem, 1.8vw, 1.3rem);
  max-width: 40ch;
  margin-bottom: 28px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.trust {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 30px;
  color: var(--muted);
  font-size: 0.95rem;
}

.avatars {
  display: flex;
}

.avatars span {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 2px solid #000;
  margin-left: -12px;
  display: grid;
  place-items: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: #04160c;
}
.avatars span:first-child {
  margin-left: 0;
}
.avatars span:nth-child(1) {
  background: linear-gradient(135deg, var(--green-bright), var(--green));
}
.avatars span:nth-child(2) {
  background: linear-gradient(135deg, var(--blue-bright), var(--blue));
}
.avatars span:nth-child(3) {
  background: linear-gradient(135deg, var(--yellow), #e0a800);
}

.hero-visual {
  display: grid;
  place-items: center;
  position: relative;
}

.hero-visual::before {
  content: "";
  position: absolute;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(31, 181, 94, 0.32), transparent 62%);
  z-index: 0;
}

/* ============================================================
   TELEFON ÇERÇEVESİ
   ============================================================ */
.phone {
  position: relative;
  z-index: 1;
  width: min(300px, 74vw);
  filter: drop-shadow(0 30px 60px rgba(0, 0, 0, 0.6));
}

.phone-bezel {
  position: relative;
  padding: 10px;
  border-radius: 44px;
  background: linear-gradient(160deg, #2b2b30, #0c0c0e);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08),
    inset 0 2px 4px rgba(255, 255, 255, 0.12);
}

.phone-glow-green .phone-bezel {
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1),
    0 0 0 1px rgba(31, 181, 94, 0.3), 0 0 60px rgba(31, 181, 94, 0.28);
}

/* Ekran görüntüleri iOS durum çubuğunu/Dynamic Island'ı zaten içeriyor;
   sahte çentik gizli. */
.phone-notch {
  display: none;
}

.phone-screen {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 34px;
  background: #000;
}

/* ============================================================
   ÇOK YAKINDA — MAĞAZA ROZETLERİ
   ============================================================ */
.store-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.store-badge {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 11px 20px 11px 18px;
  border-radius: 14px;
  background: var(--surface-2);
  border: 1px solid var(--line-strong);
  color: var(--text);
  cursor: default;
  overflow: hidden;
}

.store-badge svg {
  width: 26px;
  height: 26px;
  flex: none;
  fill: currentColor;
}

.store-badge .sb-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
  text-align: left;
}

.store-badge .sb-small {
  font-size: 0.68rem;
  color: var(--muted);
}

.store-badge .sb-big {
  font-size: 1.05rem;
  font-weight: 700;
}

.store-badge .sb-ribbon {
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--green-bright);
  border: 1px solid rgba(31, 181, 94, 0.4);
  background: rgba(31, 181, 94, 0.1);
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  margin-left: 4px;
}

/* ============================================================
   NASIL ÇALIŞIR — ADIMLAR
   ============================================================ */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  counter-reset: step;
}

.step {
  position: relative;
  padding: 32px 26px;
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--line);
}

.step::before {
  counter-increment: step;
  content: counter(step);
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  margin-bottom: 18px;
  font-weight: 800;
  font-size: 1.2rem;
  color: #04160c;
  background: linear-gradient(135deg, var(--green-bright), var(--green));
}

.step h3 {
  font-size: 1.2rem;
}

.step p {
  color: var(--muted);
  margin: 0;
}

/* ============================================================
   PROBLEM → ÇÖZÜM (kontrast kartlar)
   ============================================================ */
.ps-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(18px, 3vw, 26px);
  max-width: 1000px;
  margin: 0 auto;
}

.ps-card {
  padding: clamp(26px, 3.4vw, 38px);
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--line);
}

.ps-card.solution {
  border-color: rgba(31, 181, 94, 0.35);
  background: linear-gradient(
      160deg,
      rgba(31, 181, 94, 0.1),
      rgba(54, 82, 173, 0.06)
    ),
    var(--surface);
}

.ps-label {
  display: inline-block;
  margin-bottom: 16px;
  padding: 5px 13px;
  border-radius: var(--radius-pill);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.ps-card.problem .ps-label {
  color: var(--muted);
  border: 1px solid var(--line-strong);
}

.ps-card.solution .ps-label {
  color: var(--green-bright);
  border: 1px solid rgba(31, 181, 94, 0.4);
  background: rgba(31, 181, 94, 0.08);
}

.ps-card h3 {
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  margin: 0 0 12px;
}

.ps-card p {
  color: var(--muted);
  margin: 0;
}

/* ============================================================
   ÖZELLİK KARTLARI (grid)
   ============================================================ */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  padding: 30px 26px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, var(--surface-2), var(--surface));
  border: 1px solid var(--line);
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease);
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(31, 181, 94, 0.4);
}

.feature-ico {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  background: rgba(31, 181, 94, 0.12);
  border: 1px solid rgba(31, 181, 94, 0.3);
}

.feature-ico svg {
  width: 26px;
  height: 26px;
  stroke: var(--green-bright);
  fill: none;
  stroke-width: 1.8;
}

.feature-card.accent-blue .feature-ico {
  background: rgba(111, 139, 255, 0.12);
  border-color: rgba(111, 139, 255, 0.3);
}
.feature-card.accent-blue .feature-ico svg {
  stroke: var(--blue-bright);
}
.feature-card.accent-yellow .feature-ico {
  background: rgba(255, 204, 77, 0.12);
  border-color: rgba(255, 204, 77, 0.3);
}
.feature-card.accent-yellow .feature-ico svg {
  stroke: var(--yellow);
}

.feature-card h3 {
  font-size: 1.2rem;
}

.feature-card p {
  color: var(--muted);
  margin: 0;
}

/* ============================================================
   ÖZELLİK — DÖNÜŞÜMLÜ (feature rows)
   ============================================================ */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: clamp(32px, 6vw, 80px);
  margin-bottom: clamp(56px, 8vw, 100px);
}

.feature-row:last-child {
  margin-bottom: 0;
}

.feature-row:nth-child(even) .feature-row-media {
  order: -1;
}

.feature-row-text .eyebrow {
  margin-bottom: 16px;
}

.feature-row-text h3 {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
}

.feature-row-text p {
  color: var(--muted);
  font-size: 1.08rem;
  max-width: 46ch;
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 18px 0 0;
  display: grid;
  gap: 12px;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--text);
}

.feature-list li::before {
  content: "";
  flex: none;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border-radius: 50%;
  background: rgba(31, 181, 94, 0.15)
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232fe07a' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E")
    center / 13px no-repeat;
}

.feature-row-media {
  display: grid;
  place-items: center;
  position: relative;
}

/* ============================================================
   İLGİ ETİKETLERİ VİTRİNİ
   ============================================================ */
.tags-showcase {
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
}

.tags-pills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 26px;
}

.pill {
  padding: 9px 18px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.95rem;
  border: 1.5px solid;
  background: rgba(20, 20, 24, 0.6);
}

.pill.blue {
  border-color: rgba(111, 139, 255, 0.6);
  color: #cdd8ff;
  box-shadow: 0 0 22px rgba(80, 120, 255, 0.25);
}
.pill.gold {
  border-color: rgba(255, 204, 77, 0.6);
  color: #ffe6a6;
  box-shadow: 0 0 22px rgba(255, 204, 77, 0.22);
}
.pill.green {
  border-color: rgba(31, 181, 94, 0.7);
  color: #a6f4c8;
  box-shadow: 0 0 22px rgba(31, 181, 94, 0.3);
}

/* ============================================================
   EKRAN GALERİSİ
   ============================================================ */
.gallery {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: clamp(-40px, -3vw, 24px);
  flex-wrap: wrap;
}

.gallery .phone {
  width: min(230px, 60vw);
}

.gallery .phone-mid {
  width: min(260px, 66vw);
  z-index: 2;
}

/* ============================================================
   ÇOK YAKINDA BANDI (CTA)
   ============================================================ */
.cta-band {
  position: relative;
  border-radius: var(--radius-lg);
  padding: clamp(40px, 6vw, 72px);
  text-align: center;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(31, 181, 94, 0.16), rgba(54, 82, 173, 0.12)),
    var(--surface);
  border: 1px solid rgba(31, 181, 94, 0.3);
}

.cta-band::before {
  content: "";
  position: absolute;
  inset: auto -10% -60% -10%;
  height: 100%;
  background: radial-gradient(50% 100% at 50% 100%, rgba(31, 181, 94, 0.3), transparent 70%);
  pointer-events: none;
}

.cta-band h2 {
  position: relative;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
}

.cta-band p {
  position: relative;
  color: var(--muted);
  max-width: 52ch;
  margin: 0 auto 28px;
}

.cta-band .store-badges {
  position: relative;
  justify-content: center;
}

/* ============================================================
   SSS — AKORDEON
   ============================================================ */
.faq {
  max-width: 800px;
  margin-inline: auto;
  display: grid;
  gap: 14px;
}

.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
}

.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 22px;
  background: transparent;
  border: 0;
  color: var(--text);
  font-size: 1.08rem;
  font-weight: 700;
  text-align: left;
}

.faq-q .faq-icon {
  flex: none;
  width: 24px;
  height: 24px;
  position: relative;
  transition: transform 0.3s var(--ease);
}
.faq-q .faq-icon::before,
.faq-q .faq-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 14px;
  height: 2px;
  background: var(--green-bright);
  transform: translate(-50%, -50%);
}
.faq-q .faq-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
  transition: transform 0.3s var(--ease);
}

.faq-item.open .faq-q .faq-icon::after {
  transform: translate(-50%, -50%) rotate(0);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s var(--ease);
}

.faq-a-inner {
  padding: 0 22px 20px;
  color: var(--muted);
}

/* ============================================================
   İLETİŞİM
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  max-width: 900px;
  margin-inline: auto;
}

.contact-card {
  padding: 30px 26px;
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--line);
  text-align: center;
}

.contact-card .feature-ico {
  margin-inline: auto;
}

.contact-card a {
  color: var(--green-bright);
  font-weight: 700;
  word-break: break-word;
}

.contact-note {
  max-width: 620px;
  margin: 34px auto 0;
  text-align: center;
  color: var(--muted-2);
  font-size: 0.9rem;
}

/* ============================================================
   İÇERİK / YASAL SAYFA
   ============================================================ */
.page-hero {
  padding: clamp(48px, 7vw, 90px) 0 clamp(24px, 4vw, 48px);
  text-align: center;
  position: relative;
}

.page-hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
}

.page-hero p {
  color: var(--muted);
  max-width: 60ch;
  margin-inline: auto;
}

.prose {
  max-width: 760px;
  margin-inline: auto;
  padding-bottom: clamp(56px, 8vw, 100px);
}

.prose h2 {
  font-size: 1.5rem;
  margin-top: 2em;
}

.prose h3 {
  font-size: 1.15rem;
  margin-top: 1.5em;
}

.prose p,
.prose li {
  color: var(--muted);
}

.prose ul {
  padding-left: 1.2em;
}

.prose a {
  color: var(--green-bright);
  text-decoration: underline;
}

.prose .updated {
  color: var(--muted-2);
  font-size: 0.9rem;
}

.prose .legal-note {
  margin-top: 2.5em;
  padding: 16px 20px;
  border-radius: var(--radius);
  border: 1px dashed var(--line-strong);
  color: var(--muted-2);
  font-size: 0.88rem;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  border-top: 1px solid var(--line);
  background: var(--surface);
  padding: clamp(48px, 6vw, 72px) 0 28px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
}

.footer-brand .brand {
  margin-bottom: 14px;
}

.footer-brand p {
  color: var(--muted);
  max-width: 34ch;
  font-size: 0.95rem;
}

.footer-col h4 {
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 14px;
}

.footer-col a {
  display: block;
  color: var(--muted);
  padding: 6px 0;
  font-size: 0.95rem;
  transition: color 0.2s;
}

.footer-col a:hover {
  color: var(--green-bright);
}

.footer-bottom {
  margin-top: 40px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  color: var(--muted-2);
  font-size: 0.88rem;
}

.social {
  display: flex;
  gap: 10px;
}

.social a {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  border: 1px solid var(--line-strong);
  color: var(--muted);
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.social a:hover {
  color: var(--green-bright);
  border-color: var(--green);
  background: rgba(31, 181, 94, 0.08);
}

.social svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* ============================================================
   SCROLL PROGRESS BAR
   ============================================================ */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 200;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--green), var(--green-bright), var(--blue-bright));
  box-shadow: 0 0 12px rgba(31, 181, 94, 0.6);
  will-change: transform;
  pointer-events: none;
}

/* Header'ın kaydırıldığındaki hâli */
.site-header.scrolled {
  background: rgba(0, 0, 0, 0.85);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.45);
  border-bottom-color: var(--line-strong);
}

/* ============================================================
   SCROLL REVEAL (yönlü + kademeli)
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  will-change: opacity, transform;
}

.reveal.from-left {
  transform: translateX(-42px);
}
.reveal.from-right {
  transform: translateX(42px);
}
.reveal.zoom {
  transform: scale(0.92);
}
.reveal.blur {
  filter: blur(10px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease),
    filter 0.7s var(--ease);
}

.reveal.in {
  opacity: 1;
  transform: none;
  filter: none;
}

/* Parallax katmanları */
[data-parallax] {
  will-change: transform;
}

/* Hero telefonunun yumuşak süzülüşü */
@keyframes ki-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-14px);
  }
}
.hero-visual .phone {
  animation: ki-float 6.5s ease-in-out infinite;
}

/* ============================================================
   SCROLLYTELLING — sabit telefon, kaydırdıkça değişen ekran
   ============================================================ */
.scrolly-inner {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: clamp(24px, 5vw, 72px);
  align-items: start;
}

.scrolly-visual {
  position: sticky;
  top: calc(var(--header-h) + 40px);
  display: grid;
  place-items: center;
  height: min(660px, calc(100vh - var(--header-h) - 80px));
}

.scrolly-phone {
  width: min(300px, 72vw);
}

/* Adım noktaları (pinned telefonun altında) */
.scrolly-dots {
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 2;
}

.scrolly-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--line-strong);
  transition: transform 0.4s var(--ease), background 0.4s var(--ease),
    width 0.4s var(--ease);
}

.scrolly-dot.is-active {
  width: 26px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--green-bright), var(--green));
}

.scrolly-phone .phone-bezel {
  aspect-ratio: 1206 / 2622;
}

.scrolly-screen {
  position: absolute;
  top: 10px;
  left: 10px;
  width: calc(100% - 20px);
  height: calc(100% - 20px);
  border-radius: 34px;
  object-fit: cover;
  object-position: top center;
  opacity: 0;
  transform: translateY(16px) scale(1.015);
  transition: opacity 0.55s var(--ease), transform 0.7s var(--ease);
  background: #000;
}

.scrolly-screen.is-active {
  opacity: 1;
  transform: none;
}

.scrolly-steps {
  display: flex;
  flex-direction: column;
}

.scrolly-step {
  min-height: 64vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 12px 0;
  opacity: 0.32;
  transform: translateY(6px);
  transition: opacity 0.45s var(--ease), transform 0.45s var(--ease);
}

.scrolly-step.is-active {
  opacity: 1;
  transform: none;
}

.scrolly-step:first-child {
  min-height: 42vh;
}
.scrolly-step:last-child {
  min-height: 46vh;
}

.scrolly-num {
  display: inline-grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin-bottom: 18px;
  border-radius: 15px;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--green-bright);
  border: 1px solid rgba(31, 181, 94, 0.35);
  background: rgba(31, 181, 94, 0.1);
  transition: transform 0.45s var(--ease), background 0.45s var(--ease),
    color 0.45s var(--ease);
}

.scrolly-step.is-active .scrolly-num {
  color: #04160c;
  background: linear-gradient(135deg, var(--green-bright), var(--green));
  transform: scale(1.06);
}

.scrolly-step h3 {
  font-size: clamp(1.4rem, 2.6vw, 2rem);
}

.scrolly-step p {
  color: var(--muted);
  font-size: 1.08rem;
  max-width: 42ch;
  margin: 0;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 960px) {
  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-sub {
    margin-inline: auto;
  }
  .hero-cta,
  .trust {
    justify-content: center;
  }
  .hero-visual {
    order: -1;
  }
  .scrolly-inner {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .scrolly-visual {
    top: calc(var(--header-h) + 8px);
    height: auto;
    padding: 14px 0 4px;
    background: linear-gradient(
      180deg,
      var(--bg) 72%,
      transparent
    );
    z-index: 5;
  }
  .scrolly-phone {
    width: min(190px, 44vw);
  }
  .scrolly-step {
    min-height: 52vh;
    align-items: center;
    text-align: center;
  }
  .scrolly-step:first-child {
    min-height: 30vh;
  }
  .scrolly-num {
    margin-inline: auto;
  }
  .scrolly-step p {
    margin-inline: auto;
  }
  .feature-grid,
  .steps {
    grid-template-columns: 1fr 1fr;
  }
  .ps-grid {
    grid-template-columns: 1fr;
  }
  .feature-row {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .feature-row:nth-child(even) .feature-row-media {
    order: 0;
  }
  .feature-list {
    text-align: left;
    max-width: 420px;
    margin-inline: auto;
  }
  .feature-row-text p {
    margin-inline: auto;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 720px) {
  .nav-toggle {
    display: block;
  }
  .nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 16px 22px 24px;
    background: rgba(0, 0, 0, 0.96);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.3s var(--ease), opacity 0.25s var(--ease),
      visibility 0.3s;
    max-height: calc(100vh - var(--header-h));
    overflow-y: auto;
  }
  body.nav-open .nav {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  .nav a {
    padding: 14px 16px;
    font-size: 1.05rem;
  }
  .lang-toggle {
    margin: 8px 0 0;
    align-self: flex-start;
  }
}

@media (max-width: 560px) {
  .feature-grid,
  .steps {
    grid-template-columns: 1fr;
  }
  .footer-top {
    grid-template-columns: 1fr;
  }
  .gallery {
    gap: 16px;
  }
  .store-badge {
    flex: 1 1 auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
    filter: none;
  }
  .hero-visual .phone {
    animation: none;
  }
  [data-parallax] {
    transform: none !important;
  }
  .scene-atmosphere {
    display: none;
  }
  .hero-inner {
    transform: none !important;
    opacity: 1 !important;
  }
}