/* ============================================================
   DESIGN TOKENS
   Diagram "Tasarım Prensipleri": arka plan #EAC3C9, buton #A15663
============================================================ */
:root {
  --color-bg:           #EAC3C9;
  --color-surface:      #FFFDFC;
  --color-surface-alt:  #F6E4E2;
  --color-border:       #EAD4D2;
  --color-border-strong:#C99FA0;

  --color-text:         #3B262B;
  --color-text-secondary: #6F4B51;
  --color-text-muted:   #8A5A61;

  --color-primary:      #A15663;
  --color-primary-dark: #8B4350;
  --color-primary-text: #FFFFFF;
  --color-secondary-bg: #F3DDDB;

  --color-success-bg:   #EDF4EC;
  --color-success-text: #4A7C47;
  --color-success-border:#79A876;
  --color-error-bg:     #FAEAEA;
  --color-error-text:   #9B4444;

  --font-heading: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'Inter', system-ui, sans-serif;

  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.375rem;
  --text-2xl:  1.75rem;
  --text-3xl:  2.125rem;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  --shadow-sm:  0 1px 3px rgba(80,38,46,.10), 0 1px 2px rgba(80,38,46,.05);
  --shadow-md:  0 4px 12px rgba(80,38,46,.14), 0 2px 4px rgba(80,38,46,.06);
  --shadow-card:0 2px 10px rgba(161,86,99,.20);

  --ease:     cubic-bezier(.4,0,.2,1);
  --ease-out: cubic-bezier(0,0,.2,1);
  --dur-fast: 150ms;
  --dur-norm: 320ms;
  --dur-slow: 450ms;
}

/* ============================================================
   RESET
============================================================ */
*, *::before, *::after {
  box-sizing: border-box; margin: 0; padding: 0;
  -webkit-tap-highlight-color: transparent;
}
html, body {
  width: 100%; height: 100%; overflow: hidden;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
}

/* ============================================================
   SCREEN SYSTEM
============================================================ */
.screen {
  position: fixed; inset: 0;
  width: 100%; height: 100dvh;
  overflow: hidden;
  display: none;
  background: var(--color-bg);
  opacity: 0;
  transition: opacity var(--dur-norm) var(--ease);
}
.screen.active {
  display: flex;
  opacity: 1;
}
.screen-inner {
  width: 100%; max-width: 430px;
  margin: 0 auto; height: 100%;
  display: flex; flex-direction: column;
  padding: env(safe-area-inset-top, 20px) 1.5rem env(safe-area-inset-bottom, 24px);
  position: relative; /* back-btn için */
}
.zone-top    { flex: 0 0 auto; padding-top: 3.5rem; }
.zone-middle { flex: 0 0 auto; display: flex; flex-direction: column; padding-top: 1.5rem; }
.zone-bottom { flex: 0 0 auto; margin-top: 1.75rem; padding-bottom: 0.5rem; }

/* Ekranlar: kaydırılabilir orta bölge */
#PERSONALIZATION_PAGE .zone-middle,
#MUSIC_PAGE .zone-middle,
#Q1_BUSY .zone-middle,
#BUSY_DRAG .zone-middle,
#BUSY_ILGAZ .zone-middle,
#BUSY_KARA .zone-middle,
#BUSY_RESULT .zone-middle,
#BRIDE_SIDE_Q .zone-middle,
#GROOM_SIDE_Q .zone-middle,
#GROOM_SIDE_Q2 .zone-middle,
#SONG_REQUEST_PAGE .zone-middle,
#FINAL_INVITATION_SUBMIT .zone-middle {
  flex: 1; overflow-y: auto; -webkit-overflow-scrolling: touch;
}

/* ============================================================
   TYPOGRAPHY
============================================================ */
.heading {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-text);
}
.heading-lg {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-text);
}
.subheading {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  letter-spacing: .03em;
  text-transform: uppercase;
}
.body-text {
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--color-text-secondary);
}
.body-text + .body-text { margin-top: 0.75rem; }
.muted { color: var(--color-text-muted); font-size: var(--text-sm); }

/* ============================================================
   BUTTONS
============================================================ */
.btn {
  display: flex; align-items: center; justify-content: center; gap: .5rem;
  width: 100%; min-height: 52px;
  padding: .875rem 1.5rem;
  border: none; border-radius: var(--radius-md);
  font-family: var(--font-body); font-size: var(--text-base); font-weight: 600;
  cursor: pointer; letter-spacing: .01em;
  transition: transform var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}
.btn:active { transform: scale(.97); opacity: .9; }
.btn:disabled { opacity: .45; pointer-events: none; }

.btn-primary { background: var(--color-primary); color: var(--color-primary-text); box-shadow: var(--shadow-md); }
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-secondary { background: var(--color-surface); color: var(--color-text); border: 1.5px solid var(--color-border-strong); }
.btn + .btn { margin-top: .625rem; }

/* ============================================================
   OPTION CARDS (quiz, seçimler)
============================================================ */
.option-card {
  display: flex; align-items: center;
  width: 100%; min-height: 52px;
  padding: .875rem 1.125rem;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-body); font-size: var(--text-base); font-weight: 500;
  color: var(--color-text); text-align: left; cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease), transform 100ms var(--ease);
}
.option-card:active { transform: scale(.985); }
.option-card:hover  { border-color: var(--color-border-strong); }
.option-card.correct { background: var(--color-success-bg); border-color: var(--color-success-text); color: var(--color-success-text); }
.option-card.wrong   { background: var(--color-error-bg);   border-color: var(--color-error-text);   color: var(--color-error-text); }
/* Olumlu seçim = yeşil (diagram notu: "kırmızı değil, yeşil tonu olsun") */
.option-card.selected{ border-color: var(--color-success-border); background: var(--color-success-bg); color: var(--color-success-text); }
.option-card:disabled{ pointer-events: none; }
.option-card + .option-card { margin-top: .625rem; }

/* ============================================================
   MUSIC GRID (diagram notu: liste değil, büyük fotoğraflı grid)
============================================================ */
.music-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: .875rem;
  padding-bottom: .5rem;
}
.music-card {
  display: flex; flex-direction: column;
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer; text-align: left; width: 100%;
  box-shadow: var(--shadow-sm); color: inherit;
  padding: 0;
  transition: border-color var(--dur-fast) var(--ease), transform 100ms var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.music-card:active   { transform: scale(.975); }
.music-card.selected { border-color: var(--color-success-border); box-shadow: 0 4px 14px rgba(74,124,71,.25); }
.music-card.playing  { animation: pulse-border 1.2s ease infinite; }
@keyframes pulse-border { 0%,100%{border-color:var(--color-success-border)} 50%{border-color:var(--color-border)} }

.music-photo {
  width: 100%; aspect-ratio: 1 / 1;
  object-fit: cover; display: block;
  background: var(--color-surface-alt);
}
.music-meta  { padding: .625rem .75rem .75rem; display: flex; flex-direction: column; gap: .2rem; }
.music-track { font-size: var(--text-sm); font-weight: 700; color: var(--color-text); letter-spacing: .02em; }
.music-lyric { font-size: var(--text-xs); color: var(--color-text-muted); line-height: 1.4; }
.music-check {
  position: absolute; top: .5rem; right: .5rem;
  width: 1.6rem; height: 1.6rem; border-radius: var(--radius-full);
  background: var(--color-success-text); color: #fff;
  display: none; align-items: center; justify-content: center;
  font-size: .85rem; font-weight: 700;
}
.music-photo-wrap { position: relative; }
.music-card.selected .music-check { display: flex; }

/* ============================================================
   HITAP CHIPS
============================================================ */
.hitap-grid {
  display: flex; flex-wrap: wrap; gap: .5rem;
  max-height: 220px; overflow-y: auto;
  padding: .25rem .125rem;
  -webkit-overflow-scrolling: touch;
}
.hitap-chip {
  padding: .5rem 1rem;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-full);
  font-family: var(--font-body); font-size: var(--text-sm); font-weight: 500;
  color: var(--color-text-secondary); cursor: pointer;
  transition: border-color var(--dur-fast), background var(--dur-fast), color var(--dur-fast);
  white-space: nowrap;
}
.hitap-chip:active  { transform: scale(.95); }
/* Seçim = yeşil (diagram notu) */
.hitap-chip.selected{ border-color: var(--color-success-border); background: var(--color-success-bg); color: var(--color-success-text); font-weight: 600; }

/* ============================================================
   INPUT
============================================================ */
.input {
  width: 100%; min-height: 52px;
  padding: .875rem 1rem;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-body); font-size: var(--text-base); color: var(--color-text);
  outline: none; -webkit-appearance: none;
  transition: border-color var(--dur-fast) var(--ease);
}
.input::placeholder { color: var(--color-text-muted); }
.input:focus { border-color: var(--color-primary); }
.input-label { display: block; font-size: var(--text-sm); font-weight: 500; color: var(--color-text-secondary); margin-bottom: .5rem; }
.section-gap { margin-top: 1.5rem; }

/* ============================================================
   EVENT DETAILS CARD
============================================================ */
.event-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
}
.event-row { display: flex; align-items: flex-start; gap: .75rem; padding: .625rem 0; }
.event-row + .event-row { border-top: 1px solid var(--color-border); }
.event-icon { font-size: 1.1rem; flex-shrink: 0; padding-top: .1rem; }
.event-label{ font-size: var(--text-xs); color: var(--color-text-muted); text-transform: uppercase; letter-spacing: .05em; margin-bottom: .2rem; }
.event-value{ font-size: var(--text-base); font-weight: 600; color: var(--color-text); line-height: 1.4; }
.event-note { font-size: var(--text-sm); color: var(--color-text-secondary); line-height: 1.55; margin-top: .75rem; padding-top: .75rem; border-top: 1px solid var(--color-border); }

/* ============================================================
   SONG REQUEST
============================================================ */
.song-list { display: flex; flex-direction: column; gap: .5rem; margin-top: .75rem; }
.song-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: .625rem 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm); color: var(--color-text-secondary);
}
.song-item-remove {
  background: none; border: none; cursor: pointer;
  color: var(--color-text-muted); font-size: 1.1rem; padding: 0 0 0 .625rem;
  flex-shrink: 0;
}

/* ============================================================
   FINAL INVITATION
============================================================ */
.invite-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 1.5rem 1.25rem;
  box-shadow: var(--shadow-card);
  text-align: center;
}
.invite-names {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.2;
}
.invite-names .amp { color: var(--color-primary); font-style: italic; }
.invite-divider { width: 40px; height: 1.5px; background: var(--color-primary); margin: .875rem auto; }
.invite-detail { font-size: var(--text-sm); color: var(--color-text-secondary); line-height: 1.8; }
.invite-detail strong { color: var(--color-text); font-weight: 600; }

.final-video {
  width: 100%;
  border-radius: var(--radius-xl);
  display: block;
  background: var(--color-surface-alt);
  box-shadow: var(--shadow-md);
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.action-btn {
  width: 100%;
  display: flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .8rem 1rem; min-height: 48px;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  font-size: var(--text-sm); color: var(--color-text);
  cursor: pointer; font-family: var(--font-body); font-weight: 600;
  transition: border-color var(--dur-fast), background var(--dur-fast);
}
.action-btn:active { border-color: var(--color-primary); background: var(--color-secondary-bg); }
.action-btn .action-icon { font-size: 1.15rem; }

/* ============================================================
   SPINNER
============================================================ */
.spinner {
  width: 36px; height: 36px;
  border: 2px solid rgba(255,255,255,.7);
  border-top-color: var(--color-primary-dark);
  border-radius: 50%;
  animation: spin .9s linear infinite;
  margin: 0 auto 1rem;
}
@keyframes spin { to { transform: rotate(360deg); } }
#SYSTEM_CHECK .screen-inner { align-items: center; justify-content: center; text-align: center; gap: .5rem; }

/* ============================================================
   UTILITIES
============================================================ */
.mt-sm   { margin-top: .5rem; }
.mt-md   { margin-top: 1rem; }
.mt-lg   { margin-top: 1.5rem; }
.text-center { text-align: center; }
.divider { width: 32px; height: 2px; background: var(--color-primary); margin: 1.25rem 0; border-radius: 2px; }
.badge {
  display: inline-block; padding: .25rem .75rem;
  background: rgba(255,255,255,.6); border-radius: var(--radius-full);
  font-size: var(--text-xs); color: var(--color-text-secondary); letter-spacing: .04em;
}

/* ============================================================
   SCREEN 01 — HOME
============================================================ */
#HOME .screen-inner { justify-content: center; }
#HOME .zone-top  { display: flex; justify-content: center; padding-top: 1.5rem; }
#HOME .zone-middle { padding-top: 0; }
#HOME .zone-bottom { margin-top: 1.25rem; }
.home-tulip {
  height: 220px; width: auto; object-fit: contain; display: block;
  mix-blend-mode: multiply;
}
.home-greeting {
  font-family: var(--font-heading); font-size: 2.25rem; font-weight: 400;
  letter-spacing: .04em; text-align: center; color: var(--color-text);
}
.home-ornament {
  text-align: center; color: var(--color-primary-dark);
  font-size: .8rem; letter-spacing: .3em; margin: .375rem 0;
}
.home-body { display: flex; flex-direction: column; gap: .875rem; align-items: center; text-align: center; }

/* ============================================================
   QUIZ HINT (soru altı mesaj)
============================================================ */
.quiz-hint {
  margin-top: 1rem;
  padding: .75rem 1rem;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  line-height: 1.5;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity var(--dur-norm) var(--ease), transform var(--dur-norm) var(--ease-out);
  pointer-events: none;
}
.quiz-hint.visible { opacity: 1; transform: translateY(0); }
.quiz-hint.wrong   { background: var(--color-error-bg);   color: var(--color-error-text);   border: 1px solid #ddb9b9; }
.quiz-hint.correct { background: var(--color-success-bg); color: var(--color-success-text); border: 1px solid #b8d9b5; }

/* ============================================================
   BACK BUTTON
============================================================ */
.back-btn {
  position: absolute;
  top: calc(env(safe-area-inset-top, 16px) + 12px);
  left: 1.25rem;
  background: none; border: none;
  font-size: 1.4rem; color: var(--color-text-muted);
  cursor: pointer; padding: .25rem;
  line-height: 1;
  transition: color var(--dur-fast);
  z-index: 10;
}
.back-btn:active { color: var(--color-text); }

/* ============================================================
   ROBOT CHECK
============================================================ */
.robot-label {
  display: flex; align-items: center; gap: .875rem;
  padding: 1rem 1.25rem;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: var(--text-base);
  font-family: var(--font-body);
  color: var(--color-text);
  user-select: none;
  transition: border-color var(--dur-fast);
}
.robot-label:active { border-color: var(--color-primary); }
.robot-label input[type="checkbox"] {
  width: 1.25rem; height: 1.25rem;
  accent-color: var(--color-primary);
  cursor: pointer; flex-shrink: 0;
}

/* ============================================================
   QUOTE CARD (ayet)
============================================================ */
.quote-card {
  background: var(--color-surface);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 1rem 1.125rem;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-style: italic;
  color: var(--color-text);
  line-height: 1.65;
}

/* ============================================================
   DRAG SORT
============================================================ */
.drag-list {
  display: flex; flex-direction: column; gap: .5rem;
  position: relative;
}
.drag-item {
  display: flex; align-items: center; gap: .75rem;
  padding: .875rem 1rem;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  user-select: none;
  transition: box-shadow var(--dur-fast), border-color var(--dur-fast), opacity var(--dur-fast);
  position: relative;
}
.drag-item.is-dragging {
  opacity: .5;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}
.drag-rank {
  font-family: var(--font-heading);
  font-size: 1.375rem; font-weight: 600;
  color: var(--color-primary-dark);
  min-width: 1.5rem; text-align: center;
}
.drag-city { flex: 1; font-size: var(--text-base); font-weight: 500; color: var(--color-text); }
/* Sürükleme sadece tutamaçtan başlar — liste parmakla kaydırılabilir kalır */
.drag-handle {
  color: var(--color-text-muted); font-size: 1.25rem; letter-spacing: .05em;
  padding: .625rem .75rem; margin: -.625rem -.75rem;
  cursor: grab; touch-action: none;
}
.drag-item.is-dragging .drag-handle { cursor: grabbing; }

@keyframes itemShake {
  0%,100% { transform: translateX(0) rotate(0deg); }
  15%     { transform: translateX(-8px) rotate(-4deg); }
  30%     { transform: translateX(10px)  rotate(3deg); }
  50%     { transform: translateX(-10px) rotate(-3deg); }
  70%     { transform: translateX(7px)   rotate(2deg); }
  85%     { transform: translateX(-4px)  rotate(-1deg); }
}

/* ============================================================
   TULIP TRANSITION (🌷 sayfa geçişi — diagram notu)
============================================================ */
@keyframes tulipBoom {
  0%   { opacity: 0; transform: translateY(22px) scale(0.2); }
  42%  { opacity: 1; transform: translateY(-8px)  scale(1.18); }
  65%  { opacity: 1; transform: translateY(0)     scale(1); }
  100% { opacity: 1; transform: translateY(0)     scale(1); }
}

/* ============================================================
   CELEBRATION EMOJIS (AVAILABLE_REVEAL — diagram notu)
============================================================ */
@keyframes heartFloat {
  0%   { opacity: 0; transform: translateY(0) scale(0.3) rotate(0deg); }
  18%  { opacity: 1; transform: translateY(-60px) scale(1) rotate(8deg); }
  85%  { opacity: 0.8; }
  100% { opacity: 0; transform: translateY(-96vh) scale(0.6) rotate(-10deg); }
}

/* ============================================================
   THANK YOU
============================================================ */
#THANK_YOU_PAGE .screen-inner { align-items: center; justify-content: center; text-align: center; }

@keyframes tulipFadeIn {
  0%   { opacity: 0; transform: scale(0.75) translateY(24px); }
  70%  { opacity: 1; transform: scale(1.04) translateY(-4px); }
  100% { opacity: 1; transform: scale(1)    translateY(0); }
}
.thankyou-tulip {
  height: 220px; width: auto; object-fit: contain; display: block;
  margin: 0 auto 1.75rem;
  mix-blend-mode: multiply;
  animation: tulipFadeIn 1.1s cubic-bezier(.34,1.56,.64,1) forwards;
}
.thankyou-date {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 400;
  color: var(--color-text);
  margin-top: 1.25rem;
  line-height: 1.5;
}