/* Call in One tanıtım sitesi — tek stil dosyası. Renkler uygulamanın marka paletinden (indigo vurgu +
   soğuk nötrler, src/app/globals.css); yazı tipi sistem yığını (dış font isteği yok). Satır içi stil
   KULLANILMAZ: staticwebapp.config.json CSP'si style-src 'self' ile kısıtlıdır. */
:root {
  --indigo-50: #eef2ff;
  --indigo-100: #e0e7ff;
  --indigo-200: #c7d2fe;
  --indigo-600: #4f46e5;
  --indigo-700: #4338ca;
  --indigo-800: #3730a3;
  --ink: #1b1f33;
  --ink-2: #4b5069;
  --ink-3: #6b7190;
  --line: #e4e6ef;
  --bg: #f7f8fc;
  --card: #ffffff;
  --dark: #141729;
  --dark-2: #1d2140;
  --radius: 14px;
  --radius-lg: 20px;
  --gutter: 20px;
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --shadow: 0 1px 2px rgba(20, 23, 41, 0.05), 0 10px 28px -14px rgba(20, 23, 41, 0.18);
  --shadow-lg: 0 28px 64px -28px rgba(49, 46, 129, 0.4);
  color-scheme: light;
}

@media (min-width: 768px) {
  :root { --gutter: 32px; }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
}
img, svg { display: block; max-width: 100%; }
a { color: var(--indigo-700); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { margin: 0; line-height: 1.15; letter-spacing: -0.02em; text-wrap: balance; }
h1 { font-size: clamp(2.1rem, 4.6vw, 3.5rem); font-weight: 800; }
h2 { font-size: clamp(1.7rem, 3vw, 2.35rem); font-weight: 750; }
h3 { font-size: 1.125rem; font-weight: 650; }
p { margin: 0; }
ol, ul { margin: 0; padding: 0; }

.container { width: min(1120px, 100% - 2 * var(--gutter)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 100; background: #fff; padding: 8px 12px; border-radius: 8px; }
.skip:focus { left: 8px; }
.eyebrow { margin-bottom: 12px; color: var(--indigo-700); font-size: 0.82rem; font-weight: 650; letter-spacing: 0.08em; text-transform: uppercase; }
.lead { font-size: 1.125rem; color: var(--ink-2); max-width: 62ch; }

/* Düğmeler */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px; border-radius: 999px; border: 1px solid transparent;
  font-weight: 600; white-space: nowrap;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--indigo-600); color: #fff; box-shadow: 0 10px 22px -12px rgba(79, 70, 229, 0.8); }
.btn-primary:hover { background: var(--indigo-700); }
.btn-ghost { background: #fff; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: #c9cce0; }
.btn-sm { padding: 8px 16px; font-size: 0.9rem; }

/* Üst çubuk */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(247, 248, 252, 0.86);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 750; font-size: 1.05rem; }
.brand:hover { text-decoration: none; }
.brand-mark { width: 32px; height: 32px; flex: none; }
.site-nav { display: flex; align-items: center; gap: 22px; font-size: 0.95rem; font-weight: 550; }
.site-nav a { color: var(--ink-2); }
.site-nav a:hover { color: var(--ink); text-decoration: none; }
.site-nav .btn-primary { color: #fff; }
.lang-switch { padding: 4px 10px; border: 1px solid var(--line); border-radius: 999px; font-size: 0.85rem; }
.nav-toggle {
  display: none; align-items: center; justify-content: center;
  width: 40px; height: 40px; border: 1px solid var(--line); border-radius: 10px;
  background: #fff; color: var(--ink); cursor: pointer;
}
.nav-toggle svg { width: 22px; height: 22px; }
@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; }
  .site-nav {
    display: none; position: absolute; left: 0; right: 0; top: 64px;
    flex-direction: column; align-items: stretch; gap: 4px;
    padding: 12px var(--gutter) 20px; background: #fff; border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow);
  }
  .site-nav.is-open { display: flex; }
  .site-nav a { padding: 10px 4px; }
  .site-nav .lang-switch { align-self: flex-start; }
  .site-nav .btn { justify-content: center; margin-top: 8px; }
}

/* Hero */
.hero {
  padding: 72px 0 40px;
  background: radial-gradient(1100px 520px at 72% -12%, rgba(99, 102, 241, 0.16), transparent 62%), var(--bg);
}
.hero-grid { display: grid; gap: 48px; align-items: center; }
@media (min-width: 960px) {
  .hero-grid { grid-template-columns: 1.05fr 0.95fr; }
}
.hero-copy .lead { margin-top: 20px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero-note { margin-top: 16px; font-size: 0.9rem; color: var(--ink-3); }
.hero-visual { position: relative; width: 100%; max-width: 460px; margin-inline: auto; }
.chat-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg); overflow: hidden;
}
.chat-head {
  display: flex; align-items: center; gap: 12px; padding: 14px 16px;
  border-bottom: 1px solid var(--line); background: linear-gradient(180deg, #fff, #fafbff);
}
.chat-avatar {
  display: grid; place-items: center; width: 36px; height: 36px; border-radius: 12px;
  background: var(--indigo-600); color: #fff; font-size: 0.8rem; font-weight: 700;
}
.chat-head strong { display: block; font-size: 0.95rem; }
.chat-status { font-size: 0.8rem; color: #16a34a; }
.chat-body { display: flex; flex-direction: column; gap: 10px; padding: 16px; background: #fbfbfe; }
.bubble { max-width: 86%; padding: 10px 14px; border-radius: 16px; font-size: 0.92rem; line-height: 1.45; }
.bubble-customer { align-self: flex-end; background: var(--indigo-600); color: #fff; border-bottom-right-radius: 6px; }
.bubble-bot { align-self: flex-start; background: #fff; border: 1px solid var(--line); border-bottom-left-radius: 6px; }
.bubble-agent { align-self: flex-start; background: var(--indigo-50); border: 1px solid var(--indigo-100); border-bottom-left-radius: 6px; }
.bubble-name { display: block; margin-bottom: 2px; font-size: 0.74rem; font-weight: 650; color: var(--indigo-800); }
.bubble-system { align-self: center; padding: 4px 10px; border-radius: 999px; background: #eef0f6; font-size: 0.74rem; color: var(--ink-3); }
.chat-input {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 16px; border-top: 1px solid var(--line); font-size: 0.9rem; color: var(--ink-3);
}
.chat-send { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 10px; background: var(--indigo-600); color: #fff; }
.chat-send svg { width: 16px; height: 16px; }
.panel-card {
  position: absolute; right: -24px; bottom: -32px; width: 250px; padding: 14px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-lg);
}
@media (max-width: 560px) {
  .panel-card { position: static; width: auto; margin-top: 16px; }
}
.panel-title { font-size: 0.74rem; font-weight: 650; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-3); }
.panel-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 10px 0; }
.panel-stats div { padding: 8px 4px; border-radius: 10px; background: var(--bg); text-align: center; }
.panel-stats strong { display: block; font-size: 1.2rem; line-height: 1.2; }
.panel-stats span { font-size: 0.72rem; color: var(--ink-3); }
.panel-ticket { display: flex; align-items: center; gap: 8px; padding-top: 10px; border-top: 1px solid var(--line); font-size: 0.8rem; }
.ticket-code { padding: 2px 6px; border-radius: 6px; background: var(--indigo-50); color: var(--indigo-800); font-family: var(--mono); font-size: 0.74rem; }
.ticket-badge { margin-left: auto; padding: 2px 8px; border-radius: 999px; background: #fef3c7; color: #b45309; font-size: 0.7rem; font-weight: 650; }

/* Kısa gerçekler */
.facts { padding: 40px 0 8px; }
.facts-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
@media (min-width: 768px) {
  .facts-grid { grid-template-columns: repeat(4, 1fr); }
}
.fact { padding: 18px 20px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.fact strong { display: block; font-size: 1.6rem; font-weight: 800; letter-spacing: -0.02em; color: var(--indigo-700); }
.fact span { font-size: 0.9rem; color: var(--ink-2); }

/* Bölümler ve kartlar */
.section { padding: 88px 0; }
.section-alt { background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { max-width: 740px; margin-bottom: 44px; }
.section-head .lead { margin-top: 14px; }
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: 1fr; }
@media (min-width: 720px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
}
.grid-4 { grid-template-columns: 1fr; }
@media (min-width: 640px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}
.card { padding: 26px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.card h3 { margin: 14px 0 8px; }
.card p { font-size: 0.95rem; color: var(--ink-2); }
.icon { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; background: var(--indigo-50); color: var(--indigo-700); }
.icon svg { width: 22px; height: 22px; }
.face-card { position: relative; padding-right: 110px; }
@media (max-width: 480px) {
  .face-card { padding-right: 26px; }
}
.card-path { position: absolute; top: 22px; right: 22px; padding: 3px 8px; border-radius: 6px; background: var(--bg); font-family: var(--mono); font-size: 0.74rem; color: var(--ink-3); }
.feature-card { padding: 22px; }
.feature-card .icon { width: 40px; height: 40px; }
.feature-card h3 { font-size: 1.05rem; }

/* Adımlar */
.steps { display: grid; gap: 20px; list-style: none; }
@media (min-width: 860px) {
  .steps { grid-template-columns: repeat(3, 1fr); }
}
.step { padding: 28px 26px 26px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.step-num { display: inline-grid; place-items: center; width: 36px; height: 36px; margin-bottom: 16px; border-radius: 50%; background: var(--indigo-600); color: #fff; font-weight: 700; }
.step h3 { margin-bottom: 8px; }
.step p { font-size: 0.95rem; color: var(--ink-2); }
.step-addr { display: inline-block; margin-top: 14px; padding: 4px 10px; border-radius: 8px; background: var(--indigo-50); color: var(--indigo-800); font-family: var(--mono); font-size: 0.8rem; }

/* Güvenlik (koyu bölüm) */
.section-dark { background: var(--dark); color: #e6e8f5; }
.section-dark .eyebrow { color: #a5b4fc; }
.section-dark h2 { color: #fff; }
.section-dark .lead { color: #b3b8d4; }
.sec-grid { display: grid; gap: 18px; }
@media (min-width: 720px) {
  .sec-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .sec-grid { grid-template-columns: repeat(3, 1fr); }
}
.sec-item { padding: 24px; background: var(--dark-2); border: 1px solid rgba(255, 255, 255, 0.08); border-radius: var(--radius-lg); }
.sec-item .icon { background: rgba(129, 140, 248, 0.16); color: var(--indigo-200); }
.sec-item h3 { margin: 14px 0 8px; color: #fff; }
.sec-item p { font-size: 0.95rem; color: #b3b8d4; }

/* Entegrasyon */
.int-grid { display: grid; gap: 36px; align-items: start; }
@media (min-width: 960px) {
  .int-grid { grid-template-columns: 0.9fr 1.1fr; }
}
.int-grid .lead { margin-top: 14px; }
.int-list { display: grid; gap: 12px; margin-top: 24px; list-style: none; }
.int-list li { display: flex; align-items: flex-start; gap: 12px; color: var(--ink-2); }
.int-list svg { flex: none; width: 20px; height: 20px; margin-top: 3px; color: var(--indigo-600); }
.tabs { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.tab {
  padding: 8px 14px; border: 1px solid var(--line); border-radius: 999px; background: #fff;
  font: inherit; font-size: 0.9rem; font-weight: 600; color: var(--ink-2); cursor: pointer;
}
.tab[aria-selected="true"] { background: var(--indigo-600); border-color: var(--indigo-600); color: #fff; }
.tabpanel[hidden] { display: none; }
.code {
  position: relative; padding: 18px 18px 18px; overflow: auto;
  background: var(--dark); color: #e6e8f5; border-radius: var(--radius);
  font-family: var(--mono); font-size: 0.82rem; line-height: 1.55;
}
.code pre { margin: 0; padding-right: 72px; white-space: pre; font: inherit; }
.copy {
  position: absolute; top: 10px; right: 10px; padding: 6px 10px; border: 0; border-radius: 8px;
  background: rgba(255, 255, 255, 0.12); color: #fff; font: inherit; font-size: 0.74rem; cursor: pointer;
}
.copy:hover { background: rgba(255, 255, 255, 0.22); }
.int-note { margin-top: 12px; font-size: 0.9rem; color: var(--ink-2); }
.int-label { margin: 16px 0 8px; font-size: 0.8rem; font-weight: 650; letter-spacing: 0.05em; text-transform: uppercase; color: var(--ink-3); }
.channels { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { padding: 6px 12px; border: 1px solid var(--line); border-radius: 999px; background: #fff; font-size: 0.85rem; font-weight: 600; color: var(--ink-2); }

/* Paketler */
.plans { display: grid; gap: 20px; }
@media (min-width: 860px) {
  .plans { grid-template-columns: repeat(3, 1fr); }
}
.plan { display: flex; flex-direction: column; padding: 28px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.plan-featured { border-color: var(--indigo-600); box-shadow: 0 0 0 3px var(--indigo-100), var(--shadow); }
.plan-badge { align-self: flex-start; margin-bottom: 12px; padding: 4px 10px; border-radius: 999px; background: var(--indigo-50); color: var(--indigo-800); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; }
.plan h3 { font-size: 1.35rem; }
.plan-for { margin-top: 4px; font-size: 0.9rem; color: var(--ink-3); }
.plan ul { display: grid; gap: 10px; margin: 20px 0 24px; list-style: none; }
.plan li { display: flex; align-items: flex-start; gap: 10px; font-size: 0.95rem; color: var(--ink-2); }
.plan li svg { flex: none; width: 18px; height: 18px; margin-top: 4px; color: var(--indigo-600); }
.plan li.plus { color: var(--ink); font-weight: 600; }
.plan .btn { justify-content: center; margin-top: auto; }
.plans-note { max-width: 72ch; margin-top: 22px; font-size: 0.95rem; color: var(--ink-2); }

/* SSS */
.faq-list { display: grid; gap: 12px; max-width: 820px; }
details { padding: 0 22px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 0; font-weight: 650; cursor: pointer; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; flex: none; font-size: 1.4rem; line-height: 1; color: var(--indigo-600); }
details[open] summary::after { content: "\2212"; }
details p { padding: 0 0 20px; color: var(--ink-2); }

/* Çağrı */
.cta { padding: 80px 0; background: linear-gradient(135deg, var(--indigo-800), var(--indigo-600) 60%, #6366f1); color: #fff; }
.cta-box { display: grid; gap: 28px; align-items: center; }
@media (min-width: 860px) {
  .cta-box { grid-template-columns: 1.2fr 0.8fr; }
}
.cta h2 { color: #fff; }
.cta .lead { margin-top: 14px; color: var(--indigo-100); }
.cta-actions { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; }
@media (min-width: 860px) {
  .cta-actions { align-items: flex-end; text-align: right; }
}
.cta .btn-primary { background: #fff; color: var(--indigo-700); box-shadow: none; }
.cta .btn-primary:hover { background: var(--indigo-50); }
.cta-email-label { font-size: 0.95rem; color: var(--indigo-100); }
.cta-email { color: #fff; font-weight: 650; }

/* Alt bilgi */
.site-footer { padding: 40px 0; font-size: 0.9rem; color: var(--ink-3); }
.footer-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px 28px; }
.footer-brand { display: block; color: var(--ink); }
.footer-tagline { display: block; }
.footer-links { display: flex; flex-wrap: wrap; gap: 18px; }
.footer-links a { color: var(--ink-2); }
.footer-copy { width: 100%; }
@media (min-width: 960px) {
  .footer-copy { width: auto; }
}

/* Kaydırmada belirme (yalnızca JS etkinken ve hareket azaltma kapalıyken uygulanır) */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.5s ease, transform 0.5s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* 404 */
.notfound { min-height: 70vh; display: grid; place-items: center; text-align: center; padding: 64px 0; }
.notfound h1 { font-size: clamp(2rem, 5vw, 3rem); }
.notfound p { margin-top: 12px; color: var(--ink-2); }
.notfound .btn { margin-top: 24px; }