/* ==========================================================================
   WaFinder — Warm Radar Design Tokens
   Uygulamanın lib/core/theme/tokens.dart ve typography.dart dosyalarındaki
   "Warm Radar" tasarım diliyle bire bir eşleşen CSS custom property seti.
   ========================================================================== */

:root {
  /* Renkler — light tema (uygulamada varsayılan tema) */
  --color-bg: #FFF8F0;
  --color-surface: #FFFFFF;
  --color-surface-sunken: #F3EAD9;
  --color-ink: #211A14;
  --color-ink-muted: #6B5F52;
  --color-ink-faint: #A79C8C;
  --color-line: #EADFC9;
  --color-accent: #2E9B6C;
  --color-accent-soft: #DDF0E4;
  --color-idle: #E0A526;
  --color-danger: #D64545;
  --color-plus: #123B2C;
  --color-plus-ink: #F7EFE4;

  /* Yarıçap ölçeği: 12 / 20 / 28 */
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;

  /* Boşluk ölçeği */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-xl: 24px;
  --space-xxl: 32px;
  --space-xxxl: 48px;
  --page-padding: 20px;

  /* Tipografi */
  --font-body: "Manrope", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "Space Mono", ui-monospace, monospace;

  /* Hareket */
  --motion-fast: 150ms;
  --motion-base: 260ms;
  --motion-slow: 450ms;
  --ease-out-cubic: cubic-bezier(0.215, 0.61, 0.355, 1);
  --ease-in-out: cubic-bezier(0.645, 0.045, 0.355, 1);
  --ease-out-back: cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Gölge — tek katmanlı, yumuşak */
  --shadow-card: 0 6px 16px rgba(33, 26, 20, 0.06);
  --shadow-card-lg: 0 12px 28px rgba(33, 26, 20, 0.08);

  --max-width: 1120px;
}

/* ==========================================================================
   Reset / Normalize
   ========================================================================== */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

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

ul,
ol {
  margin: 0;
  padding: 0;
}

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

h1,
h2,
h3,
p {
  margin: 0;
}

/* Odak stilleri — erişilebilirlik */
a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* Ekran okuyucular için görünmez ama erişilebilir içerik */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ==========================================================================
   Tipografi sınıfları (Bölüm 4.3 — tokens.dart / typography.dart ile eşleşir)
   ========================================================================== */

.display {
  font-family: var(--font-body);
  font-size: clamp(28px, 5vw, 34px);
  font-weight: 800;
  letter-spacing: -0.6px;
  line-height: 1.15;
  color: var(--color-ink);
}

.title-l {
  font-family: var(--font-body);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.2px;
  line-height: 1.25;
  color: var(--color-ink);
}

.title-m {
  font-family: var(--font-body);
  font-size: 17px;
  font-weight: 600;
  color: var(--color-ink);
}

.body-text {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 400;
  line-height: 1.5;
  color: var(--color-ink-muted);
}

.body-strong {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  color: var(--color-ink);
}

.label {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

.mono {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-ink);
}

/* ==========================================================================
   Layout
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding-left: var(--page-padding);
  padding-right: var(--page-padding);
}

.section {
  padding-top: var(--space-xxxl);
  padding-bottom: var(--space-xxxl);
}

.section-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-md);
  margin-bottom: var(--space-xxl);
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 860px) {
  .grid-3,
  .grid-2 {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Ortak bileşenler (Bölüm 6 — buttons, cards)
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  height: 54px;
  padding: 0 var(--space-xl);
  border-radius: var(--radius-lg);
  border: none;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  transition: transform var(--motion-fast) var(--ease-out-cubic),
    box-shadow var(--motion-fast) var(--ease-out-cubic),
    background-color var(--motion-fast) var(--ease-out-cubic);
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--color-accent);
  color: #FFFFFF;
  box-shadow: var(--shadow-card);
}

.btn-primary:hover {
  box-shadow: var(--shadow-card-lg);
}

.btn-secondary {
  background: var(--color-accent-soft);
  color: var(--color-accent);
}

.btn-block {
  width: 100%;
}

.btn-sm {
  height: 44px;
  padding: 0 var(--space-lg);
  font-size: 14px;
}

.card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: var(--space-lg);
}

.pill-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-lg);
  background: var(--color-accent-soft);
  color: var(--color-accent);
  font-size: 13px;
  font-weight: 700;
}

/* Scroll-reveal — IntersectionObserver ile tetiklenir (main.js) */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--motion-slow) var(--ease-out-cubic),
    transform var(--motion-slow) var(--ease-out-cubic);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 248, 240, 0.9);
  backdrop-filter: blur(8px);
  transition: box-shadow var(--motion-base) var(--ease-out-cubic);
}

.site-header.is-scrolled {
  box-shadow: 0 1px 0 var(--color-line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-md);
  padding-bottom: var(--space-md);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.brand-logo {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
}

.brand-name {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 18px;
  color: var(--color-ink);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav-menu a:not(.btn) {
  font-weight: 600;
  font-size: 14px;
  color: var(--color-ink-muted);
  transition: color var(--motion-fast) var(--ease-out-cubic);
}

.nav-menu a:not(.btn):hover {
  color: var(--color-accent);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: var(--space-sm);
  border-radius: var(--radius-sm);
}

.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-ink);
  margin: 4px 0;
  border-radius: 2px;
}

@media (max-width: 760px) {
  .nav-toggle {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
  }

  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-surface);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-sm) var(--page-padding) var(--space-lg);
    box-shadow: var(--shadow-card-lg);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--motion-base) var(--ease-out-cubic),
      transform var(--motion-base) var(--ease-out-cubic);
  }

  .nav-menu.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-menu a:not(.btn) {
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--color-line);
  }

  .nav-menu .btn {
    margin-top: var(--space-md);
  }
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  padding-top: var(--space-xxxl);
  padding-bottom: var(--space-xxxl);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--space-xxxl);
  align-items: center;
}

@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-copy {
    order: 1;
  }

  .hero-visual {
    order: 2;
  }

  .hero-actions,
  .hero-note {
    justify-content: center;
  }
}

.hero-copy {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.hero-title {
  font-size: clamp(32px, 6vw, 48px);
  font-weight: 800;
  letter-spacing: -0.8px;
  line-height: 1.1;
  color: var(--color-ink);
}

.hero-title .accent-text {
  color: var(--color-accent);
}

.hero-subtitle {
  font-size: 17px;
  line-height: 1.6;
  color: var(--color-ink-muted);
  max-width: 480px;
}

@media (max-width: 900px) {
  .hero-subtitle {
    max-width: none;
    margin-left: auto;
    margin-right: auto;
  }
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero-note {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 13px;
  color: var(--color-ink-faint);
}

/* Play Store buton içeriği */
.store-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
}

.store-btn-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.store-btn-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.1;
}

.store-btn-text small {
  font-size: 10px;
  font-weight: 500;
  opacity: 0.85;
}

.store-btn-text strong {
  font-size: 15px;
  font-weight: 700;
}

/* ==========================================================================
   Radar mockup (telefon çerçevesi + CSS/SVG radar taraması)
   ========================================================================== */

.hero-visual {
  display: flex;
  justify-content: center;
}

.phone-frame {
  position: relative;
  width: 260px;
  height: 540px;
  background: var(--color-ink);
  border-radius: 44px;
  padding: 14px;
  box-shadow: var(--shadow-card-lg);
}

.phone-screen {
  width: 100%;
  height: 100%;
  background: var(--color-bg);
  border-radius: 32px;
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
}

.phone-notch {
  position: absolute;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  width: 70px;
  height: 18px;
  background: var(--color-ink);
  border-radius: 12px;
  z-index: 5;
}

.mock-topbar {
  padding: 34px var(--space-lg) var(--space-sm);
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 15px;
  color: var(--color-ink);
}

.mock-radar-stage {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.radar-rings {
  position: relative;
  width: 168px;
  height: 168px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.radar-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--color-accent-soft);
}

.radar-ring--1 {
  width: 168px;
  height: 168px;
}

.radar-ring--2 {
  width: 116px;
  height: 116px;
  background: var(--color-accent-soft);
  opacity: 0.6;
}

.radar-ring--3 {
  width: 72px;
  height: 72px;
  background: var(--color-bg);
}

.radar-core {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-accent);
  z-index: 3;
  box-shadow: 0 0 0 0 rgba(46, 155, 108, 0.5);
}

/* Nabız halkası — genişleyip solan animasyon (RadarPulse) */
.radar-pulse-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid var(--color-accent);
  animation: radar-pulse 1.8s var(--ease-out-cubic) infinite;
}

.radar-pulse-ring--delay {
  animation-delay: 0.9s;
}

@keyframes radar-pulse {
  0% {
    transform: scale(0.9);
    opacity: 0.7;
  }
  100% {
    transform: scale(2.6);
    opacity: 0;
  }
}

/* Taranan kol — saat yönünde dönen çizgi */
.radar-sweep {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg,
    rgba(46, 155, 108, 0.35),
    transparent 40%
  );
  animation: radar-sweep 3.2s linear infinite;
}

@keyframes radar-sweep {
  to {
    transform: rotate(360deg);
  }
}

.mock-card {
  margin: 0 var(--space-md) var(--space-md);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.mock-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--color-accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.mock-card-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.mock-card-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-ink);
}

.mock-card-status {
  display: flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-ink-muted);
}

.mock-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 0 rgba(46, 155, 108, 0.6);
  animation: mock-dot-pulse 1.8s var(--ease-in-out) infinite;
}

@keyframes mock-dot-pulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(46, 155, 108, 0.5);
  }
  50% {
    box-shadow: 0 0 0 5px rgba(46, 155, 108, 0);
  }
}

/* ==========================================================================
   Nasıl Çalışır — 3 adım
   ========================================================================== */

.step-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.step-number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 16px;
}

/* ==========================================================================
   Özellikler
   ========================================================================== */

.feature-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding: var(--space-xl);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
}

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--color-accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}

/* ==========================================================================
   Gizlilik — "kırmızı çizgiler"
   ========================================================================== */

.privacy-section {
  background: var(--color-surface-sunken);
  border-radius: var(--radius-lg);
  padding: var(--space-xxxl) var(--space-xl);
}

.privacy-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

@media (max-width: 760px) {
  .privacy-list {
    grid-template-columns: 1fr;
  }
}

.privacy-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-card);
}

.privacy-item-icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ==========================================================================
   Plus tanıtımı
   ========================================================================== */

.plus-card {
  background: var(--color-plus);
  color: var(--color-plus-ink);
  border-radius: var(--radius-lg);
  padding: var(--space-xxxl) var(--space-xl);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xxl);
  align-items: center;
}

@media (max-width: 860px) {
  .plus-card {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .plus-benefits {
    text-align: left;
  }
}

.plus-card .title-l,
.plus-card .display {
  color: var(--color-plus-ink);
}

.plus-eyebrow {
  color: #8FD9B8;
}

.plus-benefits {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.plus-benefit {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  font-size: 14px;
  color: rgba(247, 239, 228, 0.88);
}

.plus-benefit-dot {
  width: 8px;
  height: 8px;
  margin-top: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}

.plus-cta-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  align-items: flex-start;
}

@media (max-width: 860px) {
  .plus-cta-col {
    align-items: center;
  }
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  border-top: 1px solid var(--color-line);
  padding-top: var(--space-xxl);
  padding-bottom: var(--space-xxl);
}

.footer-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-xl);
  padding-bottom: var(--space-xl);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xl);
}

.footer-links a {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-ink-muted);
  transition: color var(--motion-fast) var(--ease-out-cubic);
}

.footer-links a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  border-top: 1px solid var(--color-line);
  padding-top: var(--space-lg);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-sm);
  font-size: 13px;
  color: var(--color-ink-faint);
}

.footer-disclaimer {
  max-width: 640px;
}

/* ==========================================================================
   Legal (privacy.html / eula.html) sayfaları
   ========================================================================== */

.legal-page {
  padding-top: var(--space-xxl);
  padding-bottom: var(--space-xxxl);
}

.legal-content {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.legal-content h2 {
  font-size: 19px;
  font-weight: 700;
  color: var(--color-ink);
  margin-top: var(--space-md);
}

.legal-content p,
.legal-content li {
  font-size: 15px;
  line-height: 1.65;
  color: var(--color-ink-muted);
}

.legal-content ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding-left: var(--space-lg);
  list-style: disc;
}

.legal-updated {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-ink-faint);
}

.legal-callout {
  background: var(--color-surface-sunken);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  font-size: 14px;
  color: var(--color-ink-muted);
}