/* ==========================================================================
   oxacs — antrasit tasarım dili, koyu (varsayılan) + açık tema.
   Token'lar Oxfortech panelinden taşındı: iki ürün aynı aileye benzesin,
   ama bu arayüz müşteriye bakıyor — daha az yoğun, daha büyük dokunma hedefleri.
   ========================================================================== */

:root,
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #111318;
  --surface: #171A24;
  --elevated: #1F2330;
  --sunken: #13151d;
  --hover: rgba(255, 255, 255, 0.045);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #F4F5F7;
  --text-2: #A7B0C0;
  --text-3: #7D879A;
  --accent: #6366F1;
  --accent-text: #A5A8FF;
  --accent-soft: rgba(99, 102, 241, 0.16);
  --good-text: #34C77B;
  --bad-text: #F27C7C;
  --warn-text: #F2B84B;
  --good-soft: rgba(12, 163, 12, 0.16);
  --bad-soft: rgba(208, 59, 59, 0.18);
  --warn-soft: rgba(250, 178, 25, 0.16);
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
}

:root[data-theme="light"] {
  color-scheme: light;
  --page: #F4F5F8;
  --surface: #FFFFFF;
  --elevated: #FFFFFF;
  --sunken: #F7F8FA;
  --hover: rgba(15, 23, 42, 0.04);
  --border: rgba(15, 23, 42, 0.09);
  --border-strong: rgba(15, 23, 42, 0.18);
  --text: #0E1117;
  --text-2: #4B5565;
  --text-3: #6B7280;
  --accent: #4F46E5;
  --accent-text: #4338CA;
  --accent-soft: rgba(79, 70, 229, 0.1);
  --good-text: #0B7A32;
  --bad-text: #C22F2F;
  --warn-text: #9A5B00;
  --good-soft: rgba(12, 163, 12, 0.1);
  --bad-soft: rgba(208, 59, 59, 0.1);
  --warn-soft: rgba(250, 178, 25, 0.16);
  --shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
}

:root {
  --radius: 14px;
  --radius-sm: 10px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--page);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  /* iOS'ta alt çubuğun altına içerik kaçmasın */
  padding-bottom: env(safe-area-inset-bottom);
}

button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }
a { color: var(--accent-text); }

/* ==========================================================================
   Giriş / kayıt
   ========================================================================== */

.auth-wrap {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 24px 16px;
}

.auth-card {
  width: 100%;
  max-width: 400px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 24px;
}

.auth-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 22px; }
.auth-mark {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), #8B5CF6);
  display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 15px;
}
.auth-name { font-weight: 700; font-size: 17px; letter-spacing: -0.01em; }
.auth-title { font-size: 20px; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 4px; }
.auth-sub { color: var(--text-2); font-size: 13.5px; margin-bottom: 20px; }
.auth-foot { margin-top: 18px; text-align: center; color: var(--text-2); font-size: 13.5px; }

/* ==========================================================================
   Form
   ========================================================================== */

.field { display: block; margin-bottom: 14px; }
.field > span { display: block; font-size: 12.5px; font-weight: 600; color: var(--text-2); margin-bottom: 6px; }

.input {
  width: 100%;
  /* 16px: iOS Safari daha küçük yazı tipinde alana odaklanınca sayfayı zoomlar */
  height: 44px; padding: 0 12px; font-size: 16px;
  background: var(--sunken);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: border-color 0.15s, box-shadow 0.15s;
}
textarea.input { height: auto; padding: 10px 12px; min-height: 84px; resize: vertical; }
.input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.input[aria-invalid="true"] { border-color: var(--bad-text); }

.field-error { display: block; margin-top: 5px; font-size: 12.5px; color: var(--bad-text); }
.form-help { font-size: 12.5px; color: var(--text-3); line-height: 1.45; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 44px; padding: 0 18px; border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong); background: var(--elevated);
  font-weight: 600; font-size: 14.5px;
  transition: background 0.15s, border-color 0.15s, transform 0.08s;
}
.btn:hover { background: var(--hover); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; transform: none; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { background: color-mix(in srgb, var(--accent) 88%, #fff); }
.btn-block { width: 100%; }
.btn-ghost { border-color: var(--border); background: transparent; }
.btn-sm { height: 34px; padding: 0 12px; font-size: 13px; }
.btn-danger { color: var(--bad-text); border-color: color-mix(in srgb, var(--bad-text) 40%, transparent); background: transparent; }

.alert-box {
  padding: 10px 12px; border-radius: var(--radius-sm); font-size: 13.5px;
  border: 1px solid var(--bad-soft); background: var(--bad-soft); color: var(--bad-text);
  margin-bottom: 14px;
}

/* ==========================================================================
   Uygulama kabuğu — mobil öncelikli
   ========================================================================== */

.shell { min-height: 100dvh; display: flex; flex-direction: column; }

.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 12px;
  padding: 10px 16px;
  background: color-mix(in srgb, var(--page) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.topbar-brand { display: flex; align-items: center; gap: 9px; font-weight: 700; font-size: 15px; }
.topbar-spacer { flex: 1; }
.icon-btn {
  display: grid; place-items: center; width: 38px; height: 38px;
  border-radius: 10px; color: var(--text-2);
}
.icon-btn:hover { background: var(--hover); color: var(--text); }

.view { flex: 1; padding: 16px; max-width: 1100px; width: 100%; margin: 0 auto; }
.view-head { margin-bottom: 16px; }
.view-title { font-size: 21px; font-weight: 700; letter-spacing: -0.02em; }
.view-sub { color: var(--text-2); font-size: 13.5px; margin-top: 2px; }

/* Alt sekme çubuğu: telefonda başparmakla erişilebilir yükseklikte */
.tabbar {
  position: sticky; bottom: 0; z-index: 20;
  display: flex; border-top: 1px solid var(--border);
  background: color-mix(in srgb, var(--page) 92%, transparent);
  backdrop-filter: blur(12px);
  padding-bottom: env(safe-area-inset-bottom);
}
.tab {
  flex: 1; display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 9px 4px 7px; font-size: 11px; font-weight: 600; color: var(--text-3);
}
.tab.is-active { color: var(--accent-text); }
.tab svg { width: 21px; height: 21px; }

@media (min-width: 860px) {
  .tabbar { position: static; justify-content: center; gap: 4px; border-top: none; border-bottom: 1px solid var(--border); }
  .tab { flex: 0 0 auto; flex-direction: row; gap: 7px; padding: 11px 16px; font-size: 13.5px; }
  .view { padding: 24px 16px 48px; }
}

/* ==========================================================================
   Kartlar ve özet
   ========================================================================== */

.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
@media (min-width: 640px) { .grid { grid-template-columns: repeat(4, minmax(0, 1fr)); } }

.stat {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 13px 14px;
  display: flex; flex-direction: column; gap: 3px;
  text-align: left; width: 100%;
}
.stat:hover { border-color: var(--border-strong); }
.stat.is-active { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent-soft); }
.stat-value { font-size: 25px; font-weight: 750; letter-spacing: -0.02em; line-height: 1.1; }
.stat-label { font-size: 12px; color: var(--text-2); font-weight: 500; }
.stat.is-overdue .stat-value { color: var(--bad-text); }
.stat.is-today .stat-value { color: var(--warn-text); }

.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); margin-top: 14px; overflow: hidden;
}
.card-head {
  display: flex; align-items: center; gap: 10px;
  padding: 13px 15px; border-bottom: 1px solid var(--border);
}
.card-title { font-size: 14.5px; font-weight: 650; }
.card-body { padding: 15px; }
.card-body.is-flush { padding: 0; }

/* ==========================================================================
   Belge listesi — telefonda kart, masaüstünde satır
   ========================================================================== */

.doc-list { display: flex; flex-direction: column; }
.doc {
  display: grid; gap: 3px;
  padding: 13px 15px; border-bottom: 1px solid var(--border);
  text-align: left; width: 100%;
  border-left: 3px solid transparent;
}
.doc:last-child { border-bottom: none; }
.doc:hover { background: var(--hover); }
/* Tıklanmayan satır (ekip listesi): hover vurgusu "buraya basılabilir" der */
.doc.is-static, .doc.is-static:hover { background: transparent; cursor: default; }
.doc-top { display: flex; align-items: baseline; gap: 8px; }
.doc-name { font-weight: 620; font-size: 14.5px; flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.doc-amount { font-variant-numeric: tabular-nums; font-weight: 650; font-size: 14px; white-space: nowrap; }
.doc-meta { display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--text-3); }
.doc-dot { width: 3px; height: 3px; border-radius: 50%; background: currentColor; opacity: 0.5; }

/* Aciliyet tek kaynaktan (lib/deadline.js urgency) gelir; renk burada bağlanır */
.doc.u-overdue { border-left-color: var(--bad-text); }
.doc.u-today { border-left-color: var(--warn-text); }
.doc.u-urgent { border-left-color: var(--warn-text); }
.doc.u-soon { border-left-color: var(--accent); }
.doc.u-later, .doc.u-none { border-left-color: transparent; }

.pill {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 2px 8px; border-radius: 999px;
  font-size: 11.5px; font-weight: 650; white-space: nowrap;
  border: 1px solid var(--border);
}
.pill.is-overdue { color: var(--bad-text); background: var(--bad-soft); border-color: transparent; }
.pill.is-today { color: var(--warn-text); background: var(--warn-soft); border-color: transparent; }
.pill.is-urgent { color: var(--warn-text); background: var(--warn-soft); border-color: transparent; }
.pill.is-soon { color: var(--accent-text); background: var(--accent-soft); border-color: transparent; }
.pill.is-good { color: var(--good-text); background: var(--good-soft); border-color: transparent; }
.pill.is-later, .pill.is-none, .pill.is-quiet { color: var(--text-3); }
/* "doğrula": aciliyet değil, eksik bilgi. Vade renklerinden ayrı dursun ki
   kullanıcı sarıyı "süre doluyor" diye okumasın. */
.pill.is-warn {
  color: var(--accent-text); background: transparent;
  border-color: color-mix(in srgb, var(--accent) 45%, transparent);
  border-style: dashed;
}

/* ==========================================================================
   Boş durum, yükleniyor, bildirim
   ========================================================================== */

.empty { padding: 36px 20px; text-align: center; display: grid; gap: 6px; justify-items: center; }
.empty-icon {
  width: 44px; height: 44px; border-radius: 13px; display: grid; place-items: center;
  background: var(--hover); color: var(--text-3); margin-bottom: 4px;
}
.empty-title { font-weight: 650; font-size: 14.5px; }
.empty-text { color: var(--text-3); font-size: 13px; max-width: 320px; }

.skeleton { display: grid; gap: 10px; }
.sk { height: 62px; border-radius: var(--radius); background: var(--surface); position: relative; overflow: hidden; }
.sk::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, var(--hover), transparent);
  animation: sweep 1.3s infinite;
}
@keyframes sweep { to { transform: translateX(100%); } }
@media (prefers-reduced-motion: reduce) { .sk::after { animation: none; } }

.toasts { position: fixed; left: 50%; bottom: 76px; transform: translateX(-50%); z-index: 60; display: grid; gap: 8px; }
.toast {
  padding: 10px 15px; border-radius: 999px; font-size: 13.5px; font-weight: 550;
  background: var(--elevated); border: 1px solid var(--border-strong);
  box-shadow: var(--shadow); opacity: 0; transform: translateY(8px);
  transition: opacity 0.2s, transform 0.2s;
}
.toast.is-in { opacity: 1; transform: none; }
.toast.is-bad { color: var(--bad-text); border-color: var(--bad-soft); }
.toast.is-good { color: var(--good-text); border-color: var(--good-soft); }

/* ==========================================================================
   Alt çekmece — telefonda alttan, masaüstünde ortada
   ========================================================================== */

.sheet { position: fixed; inset: 0; z-index: 50; display: none; }
.sheet.is-open { display: block; }
.sheet-backdrop { position: absolute; inset: 0; background: rgba(5, 6, 10, 0.55); backdrop-filter: blur(2px); }
.sheet-panel {
  position: absolute; left: 0; right: 0; bottom: 0;
  max-height: 88dvh; overflow-y: auto; overscroll-behavior: contain;
  background: var(--surface); border-top: 1px solid var(--border);
  border-radius: 18px 18px 0 0; padding: 18px 16px calc(24px + env(safe-area-inset-bottom));
  box-shadow: var(--shadow);
  animation: rise 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes rise { from { transform: translateY(14px); opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .sheet-panel { animation: none; } }
.sheet-head { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 14px; }
.sheet-title { font-size: 17px; font-weight: 700; flex: 1; }
.sheet-actions { display: flex; gap: 8px; margin-top: 16px; }
.sheet-actions .btn { flex: 1; }

@media (min-width: 640px) {
  .sheet-panel {
    left: 50%; right: auto; bottom: auto; top: 50%;
    transform: translate(-50%, -50%);
    width: min(480px, calc(100vw - 32px));
    border-radius: var(--radius); border: 1px solid var(--border);
    animation: none;
  }
}

.kv { display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; font-size: 13.5px; }
.kv dt { color: var(--text-3); }
.kv dd { text-align: right; font-weight: 550; }

/* ==========================================================================
   Anahtar — tüm satır tıklanabilir, dokunma hedefi 44px'in altına düşmesin
   ========================================================================== */

.switch {
  display: flex; align-items: flex-start; gap: 12px;
  min-height: 44px; cursor: pointer;
}
.switch-body { display: grid; gap: 2px; flex: 1; min-width: 0; }
.switch-label { font-size: 14px; font-weight: 550; line-height: 1.35; }
.switch-body .form-help { margin: 0; }

/* Görünür anahtarı ::before/::after ile kuruyoruz ama girdinin kendisi
   erişilebilirlik ağacında kalıyor: klavye ve ekran okuyucu çalışmaya devam eder. */
.switch-input {
  appearance: none; -webkit-appearance: none;
  position: relative; flex: 0 0 auto;
  width: 42px; height: 25px; margin: 1px 0 0;
  border-radius: 999px; border: 1px solid var(--border);
  background: var(--hover); cursor: pointer;
  transition: background 0.16s ease, border-color 0.16s ease;
}
.switch-input::after {
  content: ''; position: absolute; top: 2px; left: 2px;
  width: 19px; height: 19px; border-radius: 50%;
  background: var(--text-3);
  transition: transform 0.16s ease, background 0.16s ease;
}
.switch-input:checked { background: var(--accent); border-color: var(--accent); }
.switch-input:checked::after { transform: translateX(17px); background: #fff; }
.switch-input:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ==========================================================================
   Sosyal giriş düğmeleri
   ========================================================================== */

.social { display: flex; flex-direction: column; gap: 9px; margin-bottom: 18px; }

.btn-social {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  background: var(--surface); border: 1px solid var(--border); color: var(--text);
  text-decoration: none; font-weight: 550;
  /* Giriş ekranında dokunma hedefi 48px: telefonda ilk ekran burası */
  min-height: 48px;
}
.btn-social:hover { background: var(--hover); border-color: var(--text-3); }
.social-logo { display: inline-flex; align-items: center; flex: 0 0 auto; }

/* "ya da" ayracı: iki yolun eşit olduğunu söylüyor, birini gömmüyor */
.social-sep {
  display: flex; align-items: center; gap: 12px;
  color: var(--text-3); font-size: 11.5px; letter-spacing: 0.14em;
  text-transform: uppercase; margin: 6px 0 2px;
}
.social-sep::before, .social-sep::after {
  content: ''; flex: 1; height: 1px; background: var(--border);
}