/* --- Tema değişkenleri --- */
:root {
  --bg:        #0f1216;
  --surface:   #171c22;
  --surface-2: #1e252d;
  --border:    #2a323c;
  --text:      #e6eaef;
  --muted:     #8b97a6;
  --accent:    #4f9cf9;
  --up:        #3ecf8e;
  --down:      #f2616b;
  --radius:    12px;
  color-scheme: dark;
}

/* Açık tema: kullanıcı düğmeyle seçtiyse (data-theme="light") ya da hiç seçim
   yapmadıysa ve sistemi açık temadaysa. Değerler iki blokta aynı olmalı; düz CSS'te
   bir öznitelik seçicisi ile medya sorgusu tek kuralda birleştirilemiyor. */
:root[data-theme="light"] {
  --bg:        #f5f7fa;
  --surface:   #ffffff;
  --surface-2: #eef2f7;
  --border:    #dde3ea;
  --text:      #1a1f26;
  --muted:     #5f6b7a;
  --up:        #12946a;
  --down:      #d23c48;
  color-scheme: light;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) {
    --bg:        #f5f7fa;
    --surface:   #ffffff;
    --surface-2: #eef2f7;
    --border:    #dde3ea;
    --text:      #1a1f26;
    --muted:     #5f6b7a;
    --up:        #12946a;
    --down:      #d23c48;
    color-scheme: light;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.5;
}

.wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 16px;
}

/* --- Başlık --- */
.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  position: sticky;
  top: 0;
  z-index: 10;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding-top: 14px;
  padding-bottom: 14px;
}
.logo { margin: 0; font-size: 1.1rem; font-weight: 600; }
.header-right { display: flex; align-items: center; gap: 12px; }

/* Canlı göstergesi */
.live {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.82rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.live .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--muted);
  flex: 0 0 auto;
}
.live[data-state="live"] .dot    { background: var(--up); animation: pulse 2s ease-in-out infinite; }
.live[data-state="loading"] .dot { background: var(--accent); animation: pulse 1s ease-in-out infinite; }
.live[data-state="paused"] .dot  { background: var(--muted); }
.live[data-state="error"] .dot   { background: var(--down); }

@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.25; } }

.btn {
  background: var(--accent);
  color: #fff;
  border: 0;
  border-radius: 8px;
  padding: 7px 14px;
  font: inherit;
  font-size: 0.88rem;
  cursor: pointer;
}
.btn:hover { filter: brightness(1.08); }
.btn:active { transform: translateY(1px); }

/* --- Paneller --- */
main { padding: 24px 16px 8px; }

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 20px;
}
.panel-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.panel-title {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--muted);
}
.panel-meta { margin: 0; font-size: 0.78rem; color: var(--muted); }
.panel-note { margin: 4px 0 16px; font-size: 0.85rem; color: var(--muted); }

/* --- Kartlar --- */
.card-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 12px;
}

.card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 118px;
}

.card-head { display: flex; align-items: center; gap: 10px; min-width: 0; }
.card-title { display: flex; flex-direction: column; min-width: 0; }
.card-name {
  font-weight: 600;
  font-size: 0.92rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.card-sub { font-size: 0.72rem; color: var(--muted); }

.badge {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 5px 7px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  flex: 0 0 auto;
}
.coin-logo { width: 32px; height: 32px; border-radius: 50%; flex: 0 0 auto; }

.card-price {
  font-size: 1.22rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  margin-top: auto;
}

.card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
}
.change {
  font-size: 0.78rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  padding: 2px 7px;
  border-radius: 6px;
}
.change[data-trend="up"]   { color: var(--up);   background: color-mix(in srgb, var(--up) 14%, transparent); }
.change[data-trend="down"] { color: var(--down); background: color-mix(in srgb, var(--down) 14%, transparent); }
.change[data-trend="flat"] { color: var(--muted); background: var(--surface); }

.card-meta { font-size: 0.72rem; color: var(--muted); }

/* Yükleniyor iskeleti */
.skeleton {
  background: linear-gradient(90deg, var(--surface-2) 25%, var(--border) 50%, var(--surface-2) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s linear infinite;
  border-style: dashed;
}
@keyframes shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }

.placeholder { color: var(--muted); font-size: 0.88rem; margin: 0; grid-column: 1 / -1; }
.error { color: var(--down); font-size: 0.88rem; margin: 0; grid-column: 1 / -1; }

/* --- Alt bilgi --- */
.site-footer {
  color: var(--muted);
  font-size: 0.78rem;
  padding-top: 8px;
  padding-bottom: 32px;
}
.site-footer a { color: var(--muted); }

@media (max-width: 480px) {
  .card-list { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
  .card-price { font-size: 1.05rem; }
}

/* Yakalanmayan hataları sayfada gösteren şerit (normalde gizli) */
.fatal {
  margin: 14px 0 0;
  padding: 11px 14px;
  border: 1px solid var(--down);
  border-radius: 8px;
  background: color-mix(in srgb, var(--down) 12%, transparent);
  color: var(--down);
  font-size: 0.85rem;
  word-break: break-word;
}

/* --- Favori yıldızı --- */
.star {
  margin-left: auto;
  flex: 0 0 auto;
  background: none;
  border: 0;
  padding: 2px 4px;
  font-size: 1.05rem;
  line-height: 1;
  color: var(--muted);
  cursor: pointer;
  border-radius: 6px;
  transition: color 0.12s, transform 0.12s;
}
.star:hover { color: #f0b429; transform: scale(1.15); }
.star[data-on="true"] { color: #f0b429; }
.star:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* Favori bölümündeki kartlar hafifçe ayrışsın */
#fav-panel .card { border-color: color-mix(in srgb, #f0b429 35%, var(--border)); }

/* --- Tıklanabilir (grafik açan) kartlar --- */
.card[data-chartable="true"] { cursor: pointer; transition: border-color 0.12s, transform 0.12s; }
.card[data-chartable="true"]:hover { border-color: var(--accent); transform: translateY(-1px); }

.chart-btn {
  margin-left: auto;
  background: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2px 8px;
  font: inherit;
  font-size: 0.72rem;
  color: var(--muted);
  cursor: pointer;
}
.chart-btn:hover { color: var(--text); border-color: var(--accent); }
.chart-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* --- Grafik penceresi --- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.modal[hidden] { display: none; }

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
}

.modal-box {
  position: relative;
  width: 100%;
  max-width: 760px;
  max-height: 100%;
  overflow: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
}

.modal-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}
.modal-title { margin: 0; font-size: 1.1rem; font-weight: 600; }
.modal-sub { margin: 2px 0 0; font-size: 0.8rem; color: var(--muted); }

.icon-btn {
  flex: 0 0 auto;
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 32px;
  height: 32px;
  font-size: 0.95rem;
  cursor: pointer;
}
.icon-btn:hover { border-color: var(--accent); }
.icon-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 10px;
  margin: 16px 0;
}
.stats:empty { display: none; }
.stat {
  display: flex;
  flex-direction: column;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
}
.stat-label { font-size: 0.7rem; color: var(--muted); }
.stat-value { font-size: 0.95rem; font-weight: 600; font-variant-numeric: tabular-nums; }
.stat-value[data-trend="up"]   { color: var(--up); }
.stat-value[data-trend="down"] { color: var(--down); }

.chart-wrap {
  position: relative;
  height: 320px;
  margin-top: 8px;
}
.chart-wrap .placeholder,
.chart-wrap .error {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.chart-wrap [hidden] { display: none; }

@media (max-width: 480px) {
  .chart-wrap { height: 260px; }
  .modal-box { padding: 14px; }
}

/* --- Arama --- */
.search-input {
  width: 100%;
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font: inherit;
  font-size: 0.92rem;
}
.search-input::placeholder { color: var(--muted); }
.search-input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }

.search-results:not(:empty) { margin-top: 14px; display: grid; gap: 16px; }

.search-group-title {
  margin: 0 0 6px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}
.search-group .placeholder,
.search-group .error { grid-column: auto; }

.search-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-2);
}
.search-row + .search-row { margin-top: 6px; }

.add-btn {
  margin-left: auto;
  flex: 0 0 auto;
  background: none;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 10px;
  font: inherit;
  font-size: 0.78rem;
  cursor: pointer;
}
.add-btn:hover { border-color: var(--accent); }
.add-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.add-btn[data-on="true"] { color: #f0b429; border-color: color-mix(in srgb, #f0b429 50%, var(--border)); }

/* --- Kart eylem satırı: 📈 Grafik + 🔔 Alarm (her kartta aynı) --- */
.card-actions { display: flex; gap: 8px; }
.card-actions .chart-btn { margin-left: 0; }

.alarm-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2px 8px;
  font: inherit;
  font-size: 0.72rem;
  color: var(--muted);
  cursor: pointer;
}
.alarm-btn:hover { color: var(--text); border-color: var(--accent); }
.alarm-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.alarm-btn[data-active="true"] {
  color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 55%, var(--border));
}

/* --- Alarm penceresi --- */
.modal-small { max-width: 480px; }

.alarm-form { margin-top: 16px; }
.alarm-label { display: block; margin-bottom: 6px; font-size: 0.8rem; color: var(--muted); }
.alarm-input-row { display: flex; gap: 8px; }
.alarm-input-row .search-input { flex: 1; min-width: 0; }
.alarm-input-row .btn { flex: 0 0 auto; }
.alarm-form .panel-meta,
.alarm-form .error { margin-top: 8px; min-height: 1.2em; }

.alarm-existing { margin-top: 12px; display: grid; gap: 6px; }
.alarm-existing:empty { display: none; }

.alarm-perm-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

/* --- Alarm listesi (panel + pencere) --- */
.alarm-list { display: grid; gap: 8px; }

.alarm-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-2);
}
.alarm-item .card-title { flex: 1; min-width: 0; }
.alarm-item .card-name { white-space: normal; }
.alarm-item[data-state="triggered"] { border-color: color-mix(in srgb, var(--up) 45%, var(--border)); }

.alarm-state {
  flex: 0 0 auto;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 6px;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 14%, transparent);
}
.alarm-item[data-state="triggered"] .alarm-state {
  color: var(--up);
  background: color-mix(in srgb, var(--up) 14%, transparent);
}
.alarm-item .add-btn { margin-left: 0; }
.alarm-clear { justify-self: start; }

/* --- Tetiklenen alarmların uyarı şeridi --- */
.alert-bar { display: grid; gap: 8px; }
.alert-bar:not(:empty) { margin-top: 14px; }
.alert {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  border: 1px solid var(--accent);
  border-radius: 8px;
  background: color-mix(in srgb, var(--accent) 12%, var(--surface));
  font-size: 0.9rem;
  font-weight: 600;
}
.alert .icon-btn { width: 28px; height: 28px; font-size: 0.8rem; }

/* --- Sunucu takibi kutusu (Fiyat Alarmları paneli altında) --- */
.server-box {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.server-box .panel-meta { flex: 1 1 260px; }
.server-box .add-btn { margin-left: 0; }
#server-status[data-state="on"] { color: var(--up); }
#server-status[data-state="error"] { color: var(--down); }

/* --- Favori sıralama: ◀ ▶ düğmeleri ve sürükle-bırak --- */
.card-actions .reorder { margin-left: auto; display: flex; gap: 4px; }

.reorder-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  width: 28px;
  padding: 2px 0;
  font: inherit;
  font-size: 0.68rem;
  line-height: 1.4;
  color: var(--muted);
  cursor: pointer;
}
.reorder-btn:hover:not(:disabled) { color: var(--text); border-color: var(--accent); }
.reorder-btn:disabled { opacity: 0.3; cursor: default; }
.reorder-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.card[draggable="true"] { cursor: grab; }
.card.dragging { opacity: 0.45; cursor: grabbing; }
.card.drop-target { outline: 2px dashed var(--accent); outline-offset: 2px; }

/* =====================================================================
   Telefon / PWA
   ===================================================================== */
html { -webkit-text-size-adjust: 100%; }
body { -webkit-tap-highlight-color: transparent; }
button { touch-action: manipulation; }          /* çift dokunuşla yakınlaşma gecikmesi olmasın */

.btn-ghost { background: none; color: var(--accent); border: 1px solid var(--accent); }
.btn-ghost:hover { background: color-mix(in srgb, var(--accent) 12%, transparent); filter: none; }

/* Çentikli telefonlarda (viewport-fit=cover) içerik çentiğin/kenarın altında kalmasın */
.site-header { padding-top: env(safe-area-inset-top); }
.wrap {
  padding-left: max(16px, env(safe-area-inset-left));
  padding-right: max(16px, env(safe-area-inset-right));
}
.site-footer { padding-bottom: calc(32px + env(safe-area-inset-bottom)); }
#install-hint { margin: 0 0 8px; }

/* Parmakla basılacak hedefler en az ~40px olsun (fare yerine dokunmatik cihazlarda) */
@media (pointer: coarse) {
  .btn, .icon-btn, .add-btn, .chart-btn, .alarm-btn { min-height: 40px; }
  .icon-btn { min-width: 40px; }
  .chart-btn, .alarm-btn { padding: 6px 12px; font-size: 0.8rem; }
  .add-btn { padding: 8px 12px; }
  .reorder-btn { width: 40px; min-height: 36px; font-size: 0.75rem; }
  .star { padding: 8px 10px; font-size: 1.3rem; }
  .card-actions { gap: 10px; }
}

@media (max-width: 600px) {
  .search-input { font-size: 16px; }             /* iOS, 16px altı kutuya odaklanınca sayfayı yakınlaştırır */
  .logo { font-size: 1rem; }
  .header-inner { row-gap: 8px; }
  .panel { padding: 14px; }
  .card-actions { flex-wrap: wrap; }
  .alarm-item, .search-row { flex-wrap: wrap; }

  /* Pencereler ekranın altından yükselen sayfa gibi açılır (başparmakla erişilebilir) */
  .modal { align-items: flex-end; padding: 0; }
  .modal-box,
  .modal-small {
    max-width: none;
    border-radius: 16px 16px 0 0;
    max-height: 92vh;
    max-height: 92dvh;
    padding-bottom: calc(18px + env(safe-area-inset-bottom));
  }
}

/* Uygulama olarak kurulduysa "yükle" düğmesi anlamsız */
@media (display-mode: standalone) {
  #install-btn { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}