/*
 * Energy OS tanıtım sitesi
 * Biçim kuralları: kartlar 24px, görseller 20px, giriş alanları 12px, tüm butonlar tam yuvarlak (pill).
 * Tek vurgu rengi (yeşil). Tema: html[data-theme] = light | dark (varsayılan cihaz ayarı).
 */

:root {
  --bg: #fbfbfd;
  --bg-alt: #f5f5f7;
  --surface: #ffffff;
  --surface-2: #f5f5f7;
  --text: #1d1d1f;
  --text-2: #424245;
  --muted: #6e6e73;
  --line: rgba(0, 0, 0, 0.09);
  --line-strong: rgba(0, 0, 0, 0.16);
  --accent: #0a8f62;
  --accent-ink: #076b4a;
  --accent-soft: rgba(10, 143, 98, 0.09);
  --on-accent: #ffffff;
  --danger: #c4372b;
  --warn: #b26a00;
  --shadow: 0 1px 2px rgba(16, 24, 20, 0.04), 0 12px 40px -12px rgba(16, 24, 20, 0.14);
  --glass: rgba(251, 251, 253, 0.72);

  --font: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Segoe UI Variable Display',
    'Segoe UI', system-ui, sans-serif;
  --mono: 'SF Mono', ui-monospace, 'Cascadia Code', Menlo, Consolas, monospace;
  --ease: cubic-bezier(0.32, 0.72, 0, 1);
  --r-card: 24px;
  --r-media: 20px;
  --r-input: 12px;
  --wrap: 1180px;
  color-scheme: light;
}

html[data-theme='dark'] {
  --bg: #0b0b0c;
  --bg-alt: #111113;
  --surface: #161618;
  --surface-2: #1d1d20;
  --text: #f5f5f7;
  --text-2: #d2d2d7;
  --muted: #a1a1a6;
  --line: rgba(255, 255, 255, 0.1);
  --line-strong: rgba(255, 255, 255, 0.18);
  --accent: #34c48f;
  --accent-ink: #5fd6a9;
  --accent-soft: rgba(52, 196, 143, 0.12);
  --on-accent: #06281b;
  --danger: #ff6b5e;
  --warn: #f0a83a;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 20px 50px -16px rgba(0, 0, 0, 0.6);
  --glass: rgba(16, 16, 18, 0.7);
  color-scheme: dark;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.5;
  letter-spacing: -0.012em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}
img {
  display: block;
  max-width: 100%;
  height: auto;
}
a {
  color: inherit;
  text-decoration: none;
}
button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
}
::selection {
  background: var(--accent);
  color: var(--on-accent);
}
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}
.icon {
  width: 20px;
  height: 20px;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}
.skip {
  position: absolute;
  left: 16px;
  top: -60px;
  z-index: 100;
  background: var(--text);
  color: var(--bg);
  padding: 10px 16px;
  border-radius: 999px;
}
.skip:focus {
  top: 12px;
}

/* ---------------------------------------------------------------- Tipografi */
h1,
h2,
h3 {
  margin: 0;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.08;
  text-wrap: balance;
}
h1 {
  font-size: clamp(40px, 6vw, 68px);
  letter-spacing: -0.045em;
  line-height: 1.04;
}
h2 {
  font-size: clamp(32px, 4.4vw, 52px);
}
h3 {
  font-size: 21px;
  letter-spacing: -0.02em;
  line-height: 1.2;
}
p {
  margin: 0;
}
.lead {
  font-size: clamp(19px, 1.8vw, 22px);
  line-height: 1.45;
  color: var(--muted);
  letter-spacing: -0.015em;
  max-width: 34ch;
}
.sub {
  margin-top: 16px;
  font-size: 19px;
  color: var(--muted);
  max-width: 60ch;
  line-height: 1.5;
}
.eyebrow {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-ink);
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}
.num {
  font-variant-numeric: tabular-nums;
}

/* ---------------------------------------------------------------- Butonlar */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 16px;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  transition: transform 0.4s var(--ease), background-color 0.3s var(--ease), border-color 0.3s var(--ease),
    color 0.3s var(--ease);
}
.btn:active {
  transform: scale(0.97);
}
.btn-primary {
  background: var(--accent);
  color: var(--on-accent);
  padding-right: 8px;
}
.btn-primary:hover {
  background: var(--accent-ink);
}
html[data-theme='dark'] .btn-primary:hover {
  background: #4dd6a2;
}
.btn-primary .bub {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.18);
  transition: transform 0.45s var(--ease);
}
html[data-theme='dark'] .btn-primary .bub {
  background: rgba(6, 40, 27, 0.14);
}
.btn-primary:hover .bub {
  transform: translate(2px, -1px) scale(1.05);
}
.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line-strong);
}
.btn-ghost:hover {
  background: var(--surface-2);
}
.btn-sm {
  min-height: 38px;
  padding: 0 16px;
  font-size: 14px;
}
.btn-sm.btn-primary {
  padding-right: 16px;
}
.link {
  color: var(--accent-ink);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.link:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------------------------------------------------------------- Üst menü (yüzen cam şerit) */
.nav {
  position: fixed;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 50;
  width: min(calc(100% - 24px), 1180px);
  height: 60px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 10px 0 16px;
  border-radius: 999px;
  background: var(--glass);
  border: 1px solid var(--line);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  box-shadow: 0 8px 30px -14px rgba(0, 0, 0, 0.18);
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 17px;
  letter-spacing: -0.02em;
  margin-right: auto;
}
.brand img {
  width: 32px;
  height: 32px;
  border-radius: 9px;
}
.nav-links {
  display: flex;
  gap: 2px;
}
.nav-links a {
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 14px;
  color: var(--text-2);
  transition: background-color 0.25s var(--ease), color 0.25s var(--ease);
}
.nav-links a:hover {
  background: var(--surface-2);
  color: var(--text);
}
.nav-tools {
  display: flex;
  align-items: center;
  gap: 6px;
}
.tool {
  height: 38px;
  min-width: 38px;
  padding: 0 10px;
  display: inline-grid;
  place-items: center;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-2);
  transition: background-color 0.25s var(--ease);
}
.tool:hover {
  background: var(--surface-2);
}
.tool .icon {
  width: 18px;
  height: 18px;
}
.menu-btn {
  display: none;
}
.nav-login {
  color: var(--text-2);
}

/* Mobil menü */
.sheet {
  position: fixed;
  inset: 0;
  z-index: 45;
  background: var(--glass);
  backdrop-filter: blur(30px) saturate(160%);
  -webkit-backdrop-filter: blur(30px) saturate(160%);
  padding: 96px 24px 32px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s var(--ease);
}
.sheet a {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.03em;
  padding: 8px 0;
  transform: translateY(16px);
  opacity: 0;
  transition: transform 0.5s var(--ease), opacity 0.5s var(--ease);
}
.sheet .btn {
  margin-top: 20px;
  justify-content: center;
  font-size: 17px;
}
body.menu-open .sheet {
  opacity: 1;
  pointer-events: auto;
}
body.menu-open .sheet a {
  transform: none;
  opacity: 1;
}
body.menu-open .sheet a:nth-child(2) {
  transition-delay: 0.04s;
}
body.menu-open .sheet a:nth-child(3) {
  transition-delay: 0.08s;
}
body.menu-open .sheet a:nth-child(4) {
  transition-delay: 0.12s;
}
body.menu-open .sheet a:nth-child(5) {
  transition-delay: 0.16s;
}
body.menu-open .sheet a:nth-child(6) {
  transition-delay: 0.2s;
}

/* ---------------------------------------------------------------- Bölümler */
section {
  padding: 112px 0;
}
.section-alt {
  background: var(--bg-alt);
}
.head {
  max-width: 760px;
  margin-bottom: 56px;
}

/* Hero */
.hero {
  padding: 132px 0 72px;
  position: relative;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 56px;
  align-items: center;
}
.hero h1 {
  max-width: 13ch;
}
.hero .lead {
  margin-top: 22px;
}
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}
.trial-note {
  margin-top: 16px;
  font-size: 14px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.trial-note .icon {
  width: 16px;
  height: 16px;
  color: var(--accent);
}
.stage {
  position: relative;
  padding-bottom: 40px;
}
.screen {
  border-radius: var(--r-media);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  background: var(--surface);
}
.screen img {
  width: 100%;
}
.phone {
  position: absolute;
  right: -8px;
  bottom: 0;
  width: 31%;
  min-width: 150px;
  padding: 7px;
  border-radius: 38px;
  background: #1d1d1f;
  box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.45), inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}
.phone img {
  border-radius: 31px;
  width: 100%;
}

/* Rakamlar */
.facts {
  padding: 8px 0 96px;
}
.facts-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}
.fact {
  padding: 28px 24px 0 0;
}
.fact + .fact {
  padding-left: 24px;
  border-left: 1px solid var(--line);
}
.fact b {
  display: block;
  font-size: clamp(34px, 3.6vw, 48px);
  letter-spacing: -0.04em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.fact span {
  display: block;
  margin-top: 10px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.4;
}

/* Hikaye */
.story-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
  gap: 64px;
  align-items: start;
}
.story-text {
  font-size: clamp(24px, 2.6vw, 34px);
  line-height: 1.32;
  letter-spacing: -0.03em;
  font-weight: 600;
  color: var(--text);
}
.story-text em {
  font-style: normal;
  color: var(--muted);
}
.story-aside {
  padding-top: 10px;
  display: grid;
  gap: 22px;
}
.story-aside p {
  color: var(--text-2);
  font-size: 17px;
}
.signature {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
}
.signature img {
  width: 44px;
  height: 44px;
  border-radius: 12px;
}
.signature small {
  display: block;
  color: var(--muted);
}

/* Bento özellikler */
.bento {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 16px;
}
.tile {
  position: relative;
  border-radius: var(--r-card);
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 30px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 260px;
}
.tile h3 {
  margin-top: 14px;
}
.tile p {
  margin-top: 8px;
  color: var(--muted);
  font-size: 16px;
  max-width: 42ch;
}
.tile .ico {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  color: var(--accent-ink);
}
.t-live {
  grid-column: span 4;
  grid-row: span 2;
  padding-bottom: 0;
}
.t-live .shot {
  margin: 28px -30px 0 30px;
  border-radius: 16px 0 0 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-right: 0;
  border-bottom: 0;
  flex: 1;
}
.t-live .shot img {
  width: 100%;
  min-height: 100%;
  object-fit: cover;
  object-position: left top;
}
.t-fire {
  grid-column: span 2;
  background: linear-gradient(160deg, rgba(230, 92, 54, 0.12), transparent 60%), var(--surface);
}
.t-fire .big {
  margin-top: auto;
  font-size: 64px;
  font-weight: 700;
  letter-spacing: -0.05em;
  line-height: 1;
  color: #d4512c;
}
html[data-theme='dark'] .t-fire .big {
  color: #ff8a5c;
}
.t-fire .big small {
  font-size: 22px;
  color: var(--muted);
  font-weight: 600;
  letter-spacing: -0.02em;
}
.t-tariff {
  grid-column: span 2;
}
.tier-bars {
  margin-top: auto;
  display: grid;
  gap: 8px;
  padding-top: 18px;
}
.tier-row {
  display: grid;
  grid-template-columns: 34px 1fr auto;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--muted);
}
.tier-row i {
  height: 8px;
  border-radius: 999px;
  background: var(--accent);
}
.tier-row:nth-child(2) i {
  background: #e3a008;
}
.t-plug {
  grid-column: span 3;
}
.plugs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: auto;
  padding-top: 22px;
}
.plug {
  border-radius: 16px;
  padding: 14px;
  background: var(--surface-2);
}
.plug b {
  display: block;
  font-size: 22px;
  letter-spacing: -0.03em;
}
.plug span {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.35;
  display: block;
  margin-top: 2px;
}
.plug .dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  display: inline-block;
  margin-right: 6px;
}
.t-notify {
  grid-column: span 3;
}
.toast {
  margin-top: auto;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 16px;
  border-radius: 18px;
  background: var(--surface-2);
  font-size: 14px;
  line-height: 1.4;
}
.toast + .toast {
  margin-top: 8px;
}
.toast .ico {
  width: 34px;
  height: 34px;
  border-radius: 10px;
}
.toast b {
  display: block;
  font-size: 14px;
}
.toast span {
  color: var(--muted);
}
.t-app {
  grid-column: span 2;
  padding-bottom: 0;
}
.t-app .mini-phone {
  margin: 22px auto 0;
  height: 210px;
  overflow: hidden;
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
  width: 62%;
  padding: 5px;
  border-radius: 28px;
  background: #1d1d1f;
}
.t-app .mini-phone img {
  border-radius: 23px;
}
.t-family {
  grid-column: span 2;
}
.t-billing {
  grid-column: span 2;
}
.chips {
  margin-top: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 18px;
}
.chip {
  font-size: 13px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--text-2);
}

/* Koruma kuralları (3x2 ızgara) */
.rules {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.rule {
  border-radius: var(--r-card);
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 22px 24px 24px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.rule .val {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.1;
  color: var(--accent-ink);
  font-variant-numeric: tabular-nums;
  margin-bottom: 6px;
}
.rule h3 {
  font-size: 17px;
}
.rule p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

/* Hakkımızda */
.about-cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}
.about-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-ink);
  margin-bottom: 12px;
}
.about-label .icon {
  width: 18px;
  height: 18px;
}
.about-col p {
  color: var(--text-2);
  font-size: 16px;
  line-height: 1.6;
}
.about-col b {
  color: var(--text);
}
.founder-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 16px;
  margin-top: 64px;
}
.founder {
  margin: 0;
  border-radius: var(--r-card);
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 28px;
}
.founder blockquote {
  margin: 0;
  font-size: clamp(21px, 2.1vw, 27px);
  line-height: 1.38;
  letter-spacing: -0.025em;
  font-weight: 600;
}
.founder blockquote::before {
  content: '“';
  color: var(--accent);
  margin-right: 2px;
}
.founder blockquote::after {
  content: '”';
  color: var(--accent);
}
.claude-card {
  border-radius: var(--r-card);
  padding: 32px;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(217, 119, 87, 0.12), transparent 55%), var(--surface);
}
.claude-card .about-label {
  color: #c2603f;
}
html[data-theme='dark'] .claude-card .about-label {
  color: #e8906f;
}
.claude-card p {
  color: var(--text-2);
  font-size: 16px;
}
.claude-list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  font-size: 14px;
  color: var(--muted);
}
.claude-list li {
  padding-left: 18px;
  position: relative;
}
.claude-list li::before {
  content: '';
  position: absolute;
  left: 2px;
  top: 0.62em;
  width: 7px;
  height: 1.5px;
  background: currentColor;
}
.roadmap {
  margin-top: 64px;
}
.roadmap h3 {
  font-size: 24px;
  margin-bottom: 20px;
}
.road-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
.road {
  border-radius: 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 22px;
  display: grid;
  gap: 8px;
  align-content: start;
}
.road b {
  font-size: 16px;
  letter-spacing: -0.015em;
}
.road p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.45;
}
.pill {
  justify-self: start;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--text-2);
}
.pill.now {
  background: var(--accent);
  color: var(--on-accent);
}
.pill.later {
  background: var(--surface-2);
  color: var(--muted);
}
.pill.next {
  background: var(--accent-soft);
  color: var(--accent-ink);
}

/* Ürün turu (sekmeli) */
.tour-tabs {
  display: inline-flex;
  padding: 4px;
  gap: 2px;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  margin-bottom: 28px;
  max-width: 100%;
  overflow-x: auto;
}
.tour-tabs button {
  border: 0;
  background: transparent;
  padding: 9px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  white-space: nowrap;
  transition: background-color 0.3s var(--ease), color 0.3s var(--ease);
}
.tour-tabs button[aria-selected='true'] {
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}
.tour-stage {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 28px;
  align-items: end;
}
.tour-stage .screen img,
.tour-stage .phone img {
  transition: opacity 0.35s var(--ease);
}
.tour-stage .phone {
  position: static;
  width: 100%;
}
.tour-caption {
  margin-top: 18px;
  color: var(--muted);
  font-size: 16px;
  min-height: 3em;
}

/* Karşılaştırma */
.compare {
  border-radius: var(--r-card);
  border: 1px solid var(--line);
  background: var(--surface);
  overflow: hidden;
}
.compare table {
  width: 100%;
  border-collapse: collapse;
  font-size: 16px;
}
.compare th,
.compare td {
  padding: 18px 22px;
  text-align: left;
}
.compare thead th {
  font-size: 14px;
  color: var(--muted);
  font-weight: 600;
  background: var(--surface-2);
}
.compare thead th.us {
  color: var(--accent-ink);
}
.compare tbody tr + tr td {
  border-top: 1px solid var(--line);
}
.compare td.c {
  text-align: center;
  width: 17%;
}
.compare th.c {
  text-align: center;
}
.compare td.us {
  background: var(--accent-soft);
}
.yes {
  color: var(--accent);
}
.no {
  color: var(--muted);
  opacity: 0.55;
}
.part {
  font-size: 13px;
  color: var(--muted);
}

/* Kurulum */
.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 40px;
  counter-reset: s;
  position: relative;
}
.step {
  position: relative;
  padding-top: 64px;
}
.step::before {
  counter-increment: s;
  content: counter(s);
  position: absolute;
  top: 0;
  left: 0;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  font-weight: 700;
  background: var(--text);
  color: var(--bg);
}
.step::after {
  content: '';
  position: absolute;
  top: 22px;
  left: 56px;
  right: -28px;
  height: 1px;
  background: var(--line-strong);
}
.step:last-child::after {
  display: none;
}
.step p {
  color: var(--muted);
  margin-top: 8px;
  font-size: 16px;
}
.compat {
  margin-top: 56px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 16px;
}
.compat-box {
  border-radius: var(--r-card);
  padding: 26px;
  border: 1px solid var(--line);
  background: var(--surface);
}
.compat-box h3 {
  font-size: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.compat-box ul {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  color: var(--text-2);
  font-size: 15px;
}
.compat-box li {
  display: flex;
  gap: 10px;
}
.compat-box li .icon {
  width: 18px;
  height: 18px;
  color: var(--accent);
  margin-top: 2px;
}
details.guide {
  margin-top: 16px;
  border-radius: var(--r-card);
  border: 1px solid var(--line);
  background: var(--surface);
}
details.guide summary {
  cursor: pointer;
  list-style: none;
  padding: 22px 26px;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
details.guide summary::-webkit-details-marker {
  display: none;
}
details.guide[open] summary .icon {
  transform: rotate(180deg);
}
details.guide summary .icon {
  transition: transform 0.35s var(--ease);
}
.guide-body {
  padding: 0 26px 26px;
  color: var(--text-2);
  font-size: 16px;
}
.guide-body ol {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 10px;
}
.guide-body b {
  color: var(--text);
}

/* Paketler */
.plans {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(196px, 1fr));
  gap: 14px;
}
.plan {
  border-radius: var(--r-card);
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 300px;
  transition: transform 0.5s var(--ease), border-color 0.3s var(--ease);
}
.plan:hover {
  transform: translateY(-3px);
}
.plan.trial {
  border-color: var(--accent);
  background: linear-gradient(180deg, var(--accent-soft), transparent 70%), var(--surface);
}
.plan.popular {
  border-color: var(--line-strong);
}
.plan .badge {
  align-self: flex-start;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--text-2);
}
.plan.trial .badge,
.plan.popular .badge {
  background: var(--accent);
  color: var(--on-accent);
}
.plan h3 {
  margin-top: 12px;
  font-size: 19px;
}
.price {
  margin-top: 6px;
  font-size: 36px;
  white-space: nowrap;
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 1.05;
  font-variant-numeric: tabular-nums;
}
.price small {
  font-size: 15px;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: -0.01em;
}
.plan p {
  color: var(--muted);
  font-size: 15px;
}
.plan .btn {
  margin-top: auto;
  justify-content: center;
}
.plan .per {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 4px;
}
.plan.skeleton {
  background: var(--surface-2);
  border-color: transparent;
  animation: pulse 1.4s ease-in-out infinite;
}
@keyframes pulse {
  50% {
    opacity: 0.55;
  }
}
.plans-note {
  margin-top: 14px;
  color: var(--muted);
  font-size: 14px;
}

/* Kayıt */
.signup-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 56px;
  align-items: start;
}
.perks {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}
.perks li {
  display: flex;
  gap: 12px;
  color: var(--text-2);
}
.perks .icon {
  color: var(--accent);
  margin-top: 3px;
}
.form-shell {
  border-radius: 30px;
  padding: 6px;
  background: var(--surface-2);
  border: 1px solid var(--line);
}
.form {
  border-radius: 25px;
  background: var(--surface);
  padding: 32px;
  display: grid;
  gap: 18px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}
.field {
  display: grid;
  gap: 8px;
}
.field label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-2);
}
.field input {
  height: 50px;
  padding: 0 16px;
  border-radius: var(--r-input);
  border: 1px solid var(--line-strong);
  background: var(--bg);
  font-size: 16px;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.field input::placeholder {
  color: var(--muted);
  opacity: 0.85;
}
.field input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}
.field .help {
  font-size: 13px;
  color: var(--muted);
}
.field .err {
  font-size: 13px;
  color: var(--danger);
  min-height: 0;
}
.field.invalid input {
  border-color: var(--danger);
}
.row2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.pw {
  position: relative;
}
.pw input {
  width: 100%;
  padding-right: 52px;
}
.pw button {
  position: absolute;
  right: 6px;
  top: 6px;
  height: 38px;
  padding: 0 12px;
  border-radius: 999px;
  border: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
}
.check {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.45;
}
.check input {
  width: 20px;
  height: 20px;
  margin: 1px 0 0;
  accent-color: var(--accent);
  flex: none;
}
.check a {
  color: var(--accent-ink);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.form .btn {
  justify-content: center;
  width: 100%;
}
.form-msg {
  border-radius: 14px;
  padding: 14px 16px;
  font-size: 15px;
  display: none;
}
.form-msg.show {
  display: block;
}
.form-msg.error {
  background: rgba(196, 55, 43, 0.08);
  color: var(--danger);
}
.success {
  text-align: left;
  display: none;
  gap: 14px;
}
.success.show {
  display: grid;
}
.success .ico {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  color: var(--accent-ink);
}
.success .ico .icon {
  width: 26px;
  height: 26px;
}
.success p {
  color: var(--muted);
}
.success .cred {
  font-family: var(--mono);
  font-size: 14px;
  padding: 12px 14px;
  border-radius: 12px;
  background: var(--surface-2);
}
.spin {
  animation: spin 0.9s linear infinite;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* SSS */
.faq-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 56px;
}
.faq details {
  border-bottom: 1px solid var(--line);
}
.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 22px 0;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.015em;
  display: flex;
  justify-content: space-between;
  gap: 20px;
}
.faq summary::-webkit-details-marker {
  display: none;
}
.faq summary .icon {
  margin-top: 3px;
  transition: transform 0.35s var(--ease);
  color: var(--muted);
}
.faq details[open] summary .icon {
  transform: rotate(180deg);
}
.faq .ans {
  padding: 0 40px 22px 0;
  color: var(--text-2);
  font-size: 16px;
}

/* Durum */
.status-card {
  border-radius: var(--r-card);
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 30px;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 40px;
  align-items: center;
}
.status-head {
  display: flex;
  align-items: center;
  gap: 14px;
}
.pulse {
  width: 14px;
  height: 14px;
  border-radius: 999px;
  background: var(--muted);
  position: relative;
  flex: none;
}
.pulse.ok {
  background: var(--accent);
}
.pulse.warn {
  background: var(--warn);
}
.pulse.ok::after {
  content: '';
  position: absolute;
  inset: -6px;
  border-radius: 999px;
  border: 2px solid var(--accent);
  opacity: 0;
  animation: ring 2.4s var(--ease) infinite;
}
@keyframes ring {
  0% {
    transform: scale(0.6);
    opacity: 0.7;
  }
  100% {
    transform: scale(1.4);
    opacity: 0;
  }
}
.status-title {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.025em;
}
.status-meta {
  margin-top: 10px;
  color: var(--muted);
  font-size: 15px;
}
.comp-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.comp {
  border-radius: 16px;
  background: var(--surface-2);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 15px;
}
.comp .st {
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  white-space: nowrap;
}
.comp .st.ok {
  color: var(--accent-ink);
}
.comp .st.bad {
  color: var(--warn);
}

/* İletişim + alt bilgi */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 56px;
  align-items: end;
}
.contact-list {
  display: grid;
  gap: 2px;
}
.contact-list a,
.contact-list div {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  font-size: 17px;
}
.contact-list .icon {
  color: var(--muted);
}
.contact-list small {
  margin-left: auto;
  color: var(--muted);
  font-size: 14px;
}
.contact-list a:hover {
  color: var(--accent-ink);
}
footer {
  padding: 56px 0 40px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  color: var(--muted);
}
.foot-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 32px;
}
.foot-grid h4 {
  margin: 0 0 12px;
  font-size: 13px;
  color: var(--text);
  font-weight: 600;
}
.foot-grid a {
  display: block;
  padding: 4px 0;
}
.foot-grid a.brand {
  display: flex;
  padding: 0;
}
.foot-grid a:hover {
  color: var(--text);
}
.foot-bottom {
  margin-top: 40px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

/* Sayfa içi belge (yasal metinler, durum sayfası) */
.doc {
  padding: 140px 0 96px;
}
.doc .wrap {
  max-width: 780px;
}
.doc h1 {
  font-size: clamp(36px, 5vw, 52px);
}
.doc h2 {
  font-size: 24px;
  margin-top: 44px;
}
.doc p,
.doc li {
  color: var(--text-2);
  font-size: 17px;
  margin-top: 12px;
}
.doc .meta {
  color: var(--muted);
  margin-top: 14px;
}
[data-lang-block] {
  display: none;
}
html[lang='tr'] [data-lang-block='tr'],
html[lang='en'] [data-lang-block='en'] {
  display: block;
}

/* ---------------------------------------------------------------- Giriş animasyonları */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(28px);
    filter: blur(6px);
    transition: opacity 0.9s var(--ease), transform 0.9s var(--ease), filter 0.9s var(--ease);
    transition-delay: calc(var(--i, 0) * 70ms);
  }
  .reveal.in {
    opacity: 1;
    transform: none;
    filter: none;
  }
  .hero .phone {
    animation: rise 1.1s var(--ease) 0.25s both;
  }
  @keyframes rise {
    from {
      transform: translateY(40px);
      opacity: 0;
    }
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}
@media (prefers-reduced-transparency: reduce) {
  .nav,
  .sheet {
    background: var(--bg);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

/* ---------------------------------------------------------------- Duyarlı yerleşim */
@media (max-width: 1080px) {
  .nav-links {
    display: none;
  }
  .menu-btn {
    display: inline-grid;
  }
  .t-live {
    grid-column: span 6;
    grid-row: auto;
  }
  .t-fire,
  .t-tariff,
  .t-app,
  .t-family,
  .t-billing {
    grid-column: span 3;
  }
  .rules {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .road-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 900px) {
  section {
    padding: 80px 0;
  }
  .hero {
    padding: 112px 0 48px;
  }
  .hero-grid,
  .story-grid,
  .about-cols,
  .founder-grid,
  .signup-grid,
  .faq-grid,
  .status-card,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero h1 {
    max-width: 16ch;
  }
  .facts-grid {
    grid-template-columns: 1fr 1fr;
  }
  .fact:nth-child(3) {
    border-left: 0;
    padding-left: 0;
  }
  .fact {
    padding-bottom: 24px;
  }
  .tour-stage {
    grid-template-columns: 1fr;
  }
  .tour-stage .phone {
    display: none;
  }
  .steps {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .step {
    padding-top: 0;
    padding-left: 64px;
  }
  .step::after {
    display: none;
  }
  .compat {
    grid-template-columns: 1fr;
  }
  .foot-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 680px) {
  body {
    font-size: 16px;
  }
  .wrap {
    padding: 0 16px;
  }
  .nav {
    top: 8px;
    width: calc(100% - 16px);
    height: 56px;
    padding: 0 6px 0 12px;
  }
  .nav-login,
  .nav-tools .theme-tool {
    display: none;
  }
  .brand span {
    font-size: 16px;
  }
  .bento {
    grid-template-columns: 1fr;
  }
  .bento .tile {
    grid-column: auto;
    min-height: 0;
  }
  .t-live .shot {
    margin-right: -30px;
  }
  .plugs {
    grid-template-columns: 1fr;
  }
  .rules,
  .road-grid {
    grid-template-columns: 1fr;
  }
  .rule {
    padding: 18px 20px;
  }
  .founder,
  .claude-card {
    padding: 24px;
  }
  .phone {
    width: 36%;
    min-width: 0;
    border-radius: 26px;
    padding: 5px;
    right: -4px;
  }
  .phone img {
    border-radius: 21px;
  }
  .compare th,
  .compare td {
    padding: 14px 10px;
    font-size: 14px;
  }
  .compare .hide-sm {
    display: none;
  }
  .row2 {
    grid-template-columns: 1fr;
  }
  .form {
    padding: 22px;
  }
  .comp-list {
    grid-template-columns: 1fr;
  }
  .foot-grid {
    grid-template-columns: 1fr;
  }
  .cta-row .btn {
    flex: 1 1 auto;
    justify-content: center;
  }
}