/* =====================================================================
   AI Panel — sinematik koyu tema
   ===================================================================== */

@property --angle {
  syntax: '<angle>';
  initial-value: 0deg;
  inherits: false;
}

:root {
  color-scheme: dark;
  --bg: #07070d;
  --surface: rgba(18, 18, 30, 0.58);
  --surface-strong: rgba(20, 20, 33, 0.9);
  --surface-hover: rgba(255, 255, 255, 0.055);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #f4f4fb;
  --text-2: #c4c4d6;
  --muted: #8f8fa8;
  /* Tema renkleri (Ayarlar → Görünüm ile değişir, bkz. js/prefs.js) */
  --a1: #8b5cf6;
  --a1-light: #c4b5fd;
  --a1-deep: #7c3aed;
  --a2: #22d3ee;
  --a3: #ec4899;
  --accent: var(--a1);
  --grad: linear-gradient(120deg, var(--a1-light) 0%, var(--a1) 35%, var(--a2) 70%, var(--a1-light) 100%);
  --grad-btn: linear-gradient(120deg, #7c3aed, #6366f1 50%, #0ea5e9);
  --fs-chat: 15px;
  --chat-w: 820px;
  --danger: #f87171;
  --danger-soft: rgba(248, 113, 113, 0.12);
  --warn: #fbbf24;
  --warn-soft: rgba(251, 191, 36, 0.12);
  --ok: #34d399;
  --chart-surface: #14141f;
  --m: var(--a1); /* aktif modelin rengi, JS ile değişir */
  --radius: 18px;
  --radius-sm: 12px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --font: 'Inter Variable', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --display: 'Space Grotesk Variable', var(--font);
  --mono: 'JetBrains Mono Variable', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --shadow: 0 20px 60px -20px rgba(0, 0, 0, 0.7), 0 0 0 1px var(--border);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.6 var(--font);
  font-feature-settings: 'cv11', 'ss01';
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
}
[hidden] { display: none !important; }
a { color: var(--a1-light); text-underline-offset: 3px; }
a:hover { color: #fff; }
h1, h2, h3 { font-family: var(--display); line-height: 1.15; margin: 0; letter-spacing: -0.02em; }
h2 { font-size: 1.25rem; }
h3 { font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); font-weight: 600; font-family: var(--font); }
::selection { background: color-mix(in srgb, var(--a1) 45%, transparent); }
:focus-visible { outline: 2px solid var(--a1-light); outline-offset: 2px; border-radius: 8px; }
.muted { color: var(--muted); }
.small { font-size: 0.82rem; }
.mono { font-family: var(--mono); }
.ellipsis { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.grad-text {
  background: var(--grad);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: grad-pan 8s linear infinite;
}
@keyframes grad-pan { to { background-position: 200% center; } }
.icon { display: inline-flex; width: 18px; height: 18px; flex: none; }
.icon svg { width: 100%; height: 100%; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- Arka plan katmanları ---------- */
#bg-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -3;
  opacity: 0;
  transition: opacity 1.6s ease;
}
#bg-canvas.ready { opacity: 1; }
.bg-fallback {
  position: fixed;
  inset: -20%;
  z-index: -4;
  background:
    radial-gradient(40% 40% at 25% 30%, color-mix(in srgb, var(--a1) 35%, transparent), transparent 70%),
    radial-gradient(35% 35% at 75% 65%, color-mix(in srgb, var(--a2) 22%, transparent), transparent 70%),
    radial-gradient(30% 30% at 60% 20%, color-mix(in srgb, var(--a3) 15%, transparent), transparent 70%),
    var(--bg);
}
.grain {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.07;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
#fx-canvas { position: fixed; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 100; }

/* ---------- Cam yüzeyler ---------- */
.glass {
  background: var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(22px) saturate(140%);
  -webkit-backdrop-filter: blur(22px) saturate(140%);
}
.spotlight { position: relative; isolation: isolate; }
.spotlight::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  z-index: -1;
  background: radial-gradient(420px circle at var(--mx, -999px) var(--my, -999px), color-mix(in srgb, var(--a1-light) 9%, transparent), transparent 45%);
}

/* ---------- Düğmeler ---------- */
.btn {
  --tx: 0px;
  --ty: 0px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font: 600 0.92rem/1 var(--font);
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  padding: 0.75rem 1.1rem;
  min-height: 44px;
  cursor: pointer;
  white-space: nowrap;
  transform: translate(var(--tx), var(--ty));
  transition: transform 0.25s var(--ease-out), background 0.2s, border-color 0.2s, box-shadow 0.3s, opacity 0.2s;
}
.btn:hover { background: rgba(255, 255, 255, 0.09); border-color: rgba(255, 255, 255, 0.24); }
.btn:active { transform: translate(var(--tx), var(--ty)) scale(0.97); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary {
  position: relative;
  overflow: hidden;
  border: none;
  background: var(--grad-btn);
  background-size: 160% 100%;
  color: #fff;
  box-shadow: 0 8px 30px -8px color-mix(in srgb, var(--a1) 70%, transparent), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}
.btn-primary:hover { background: var(--grad-btn); background-size: 160% 100%; background-position: 100% 0; box-shadow: 0 10px 40px -6px color-mix(in srgb, var(--a1) 85%, transparent), inset 0 1px 0 rgba(255, 255, 255, 0.3); }
.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 35%, rgba(255, 255, 255, 0.35) 50%, transparent 65%);
  transform: translateX(-120%);
  transition: transform 0s;
}
.btn-primary:hover::after { transform: translateX(120%); transition: transform 0.9s var(--ease-out); }
.btn-danger { background: rgba(248, 113, 113, 0.14); border-color: rgba(248, 113, 113, 0.4); color: #fecaca; }
.btn-danger:hover { background: rgba(248, 113, 113, 0.24); }
.btn-ghost { background: none; border-color: transparent; color: var(--text-2); }
.btn-ghost:hover { background: var(--surface-hover); border-color: transparent; color: var(--text); }
.btn.block { width: 100%; }
.btn.sm { min-height: 34px; padding: 0.45rem 0.75rem; font-size: 0.82rem; border-radius: 10px; }
.icon-btn {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid transparent;
  background: none;
  color: var(--text-2);
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.2s var(--ease-out);
}
.icon-btn:hover { background: var(--surface-hover); color: var(--text); border-color: var(--border); }
.icon-btn:active { transform: scale(0.92); }
.icon-btn .icon { width: 19px; height: 19px; }

/* ---------- Form öğeleri ---------- */
input, textarea, select {
  font: inherit;
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  padding: 0.75rem 0.9rem;
  width: 100%;
  min-height: 46px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.25s, background 0.2s;
}
input::placeholder, textarea::placeholder { color: #6e6e88; }
input:focus, textarea:focus, select:focus {
  border-color: color-mix(in srgb, var(--a1-light) 70%, transparent);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--a1) 18%, transparent);
}
label { display: grid; gap: 0.4rem; font-size: 0.86rem; font-weight: 550; color: var(--text-2); }
label.check { display: flex; gap: 0.7rem; align-items: flex-start; font-weight: 400; cursor: pointer; }
label.check input { width: 20px; height: 20px; min-height: 0; margin-top: 2px; accent-color: var(--accent); flex: none; }
.stack { display: grid; gap: 0.95rem; }
.hint { color: var(--muted); font-weight: 400; font-size: 0.8rem; }
.form-msg { margin: 0.6rem 0 0; font-size: 0.87rem; color: var(--danger); }
.form-msg[data-kind='ok'] { color: var(--ok); }
.form-msg:empty { display: none; }
.notice {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
  background: color-mix(in srgb, var(--a1) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--a1) 25%, transparent);
  border-radius: 12px;
  padding: 0.75rem 0.9rem;
  font-size: 0.84rem;
  color: var(--text-2);
}
.notice .icon { color: var(--a1-light); margin-top: 1px; }

.switch { position: relative; display: inline-flex; align-items: center; gap: 0.75rem; cursor: pointer; font-weight: 500; color: var(--text); }
.switch input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.switch .track {
  width: 46px;
  height: 26px;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid var(--border-strong);
  position: relative;
  flex: none;
  transition: background 0.25s;
}
.switch .track::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
  transition: transform 0.35s var(--ease-spring);
}
.switch input:checked + .track { background: var(--grad-btn); border-color: transparent; }
.switch input:checked + .track::after { transform: translateX(20px); }
.switch input:focus-visible + .track { outline: 2px solid var(--a1-light); outline-offset: 2px; }

/* ---------- Küre (yapay zeka simgesi) ---------- */
.orb {
  --s: 44px;
  --c1: var(--m);
  --c2: var(--a2);
  position: relative;
  width: var(--s);
  height: var(--s);
  border-radius: 50%;
  flex: none;
  isolation: isolate;
  background:
    radial-gradient(circle at 32% 28%, rgba(255, 255, 255, 0.85), transparent 18%),
    radial-gradient(circle at 50% 55%, color-mix(in srgb, var(--c1) 85%, white), var(--c1) 45%, color-mix(in srgb, var(--c1) 40%, black) 100%);
  box-shadow:
    0 0 calc(var(--s) * 0.5) color-mix(in srgb, var(--c1) 60%, transparent),
    inset 0 0 calc(var(--s) * 0.25) rgba(255, 255, 255, 0.25);
  animation: orb-breathe 5s ease-in-out infinite;
  transition: --m 0.6s, box-shadow 0.6s;
}
/* Dönen ışık halkaları: degrade sabit, katman döner (transform). Her karede yeniden boyama ve
   bulanıklık hesabı yapılmaz; telefonlarda da akıcıdır ve @property desteklemeyen eski Safari'de çalışır. */
.orb::before {
  content: '';
  position: absolute;
  inset: -12%;
  border-radius: 50%;
  background: conic-gradient(transparent, var(--c2), transparent 35%, var(--c1), transparent 70%);
  filter: blur(calc(var(--s) * 0.08));
  opacity: 0.75;
  z-index: -1;
  will-change: transform;
  animation: orb-rot 6s linear infinite;
}
.orb::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: conic-gradient(rgba(255, 255, 255, 0), rgba(255, 255, 255, 0.35), rgba(255, 255, 255, 0) 40%);
  mix-blend-mode: overlay;
  will-change: transform;
  animation: orb-rot 9s linear infinite reverse;
}
@keyframes orb-rot { to { transform: rotate(360deg); } }
.orb[data-state='thinking']::before { animation-duration: 1.4s; opacity: 1; }
.orb[data-state='thinking'] { animation: orb-think 1.2s ease-in-out infinite; }
.orb[data-state='speaking'] { animation: orb-speak 0.5s ease-in-out infinite alternate; }
.orb.xs { --s: 30px; }
.orb.sm { --s: 36px; }
.orb.lg { --s: 120px; }
.orb.xl { --s: min(220px, 42vw); } /* .hero adı ana sayfa bölümüyle çakışıyordu */
@keyframes spin { to { --angle: 360deg; } }
@keyframes orb-breathe { 50% { transform: scale(1.04); } }
@keyframes orb-think { 50% { transform: scale(0.9); } }
@keyframes orb-speak { from { transform: scale(0.96); } to { transform: scale(1.06); } }
.orb-wrap { position: relative; display: grid; place-items: center; }
.orb-ring {
  position: absolute;
  inset: -18%;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.12);
  animation: ring-pulse 4s var(--ease-out) infinite;
}
.orb-ring.r2 { animation-delay: 2s; }
@keyframes ring-pulse { from { transform: scale(0.85); opacity: 0.9; } to { transform: scale(1.6); opacity: 0; } }

.brand { display: flex; align-items: center; gap: 0.65rem; font: 700 1.05rem var(--display); letter-spacing: -0.01em; min-width: 0; }
a.brand { text-decoration: none; color: var(--text); border-radius: 10px; transition: opacity 0.2s; }
a.brand:hover { color: var(--text); opacity: 0.85; }
.brand .orb { --s: 26px; --m: var(--a1); }

/* ---------- Açılış ---------- */
.boot { position: fixed; inset: 0; display: grid; place-items: center; }
.boot .orb { --s: 64px; --m: var(--a1); }

/* ---------- Giriş ekranı ---------- */
.auth {
  height: 100%;
  overflow-y: auto;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  align-items: center;
  gap: clamp(24px, 5vw, 80px);
  padding: clamp(24px, 6vw, 80px);
  max-width: 1320px;
  margin: 0 auto;
}
.auth-hero { display: grid; gap: 1.6rem; justify-items: start; }
.auth-hero .orb-wrap { margin-bottom: 0.5rem; }
.auth-hero .orb { --m: var(--a1); }
.hero-title { font-size: clamp(2.2rem, 5vw, 4.2rem); font-weight: 700; letter-spacing: -0.035em; }
.hero-title .w { display: inline-block; opacity: 0; transform: translateY(0.4em) rotate(2deg); filter: blur(8px); animation: word-in 0.9s var(--ease-out) forwards; }
@keyframes word-in { to { opacity: 1; transform: none; filter: blur(0); } }
.hero-sub { font-size: 1.08rem; color: var(--text-2); max-width: 520px; margin: 0; }
.feature-row { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.feature {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.8rem;
  border-radius: 99px;
  font-size: 0.82rem;
  color: var(--text-2);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
}
.feature .icon { width: 15px; height: 15px; color: var(--a1-light); }
.marquee {
  width: 100%;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee-track { display: flex; gap: 0.7rem; width: max-content; animation: marquee 28s linear infinite; }
.marquee-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.95rem;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid var(--border);
  font: 600 0.85rem var(--display);
  white-space: nowrap;
}
.marquee-chip i { width: 8px; height: 8px; border-radius: 50%; background: var(--c); box-shadow: 0 0 10px var(--c); }
@keyframes marquee { to { transform: translateX(-50%); } }

.auth-card {
  width: 100%;
  max-width: 440px;
  justify-self: end;
  border-radius: 24px;
  padding: 30px;
  display: grid;
  gap: 1.2rem;
  box-shadow: var(--shadow);
  background: var(--surface-strong);
}
.auth-card h2 { font-size: 1.4rem; }
.tabs { position: relative; display: grid; grid-template-columns: 1fr 1fr; background: rgba(255, 255, 255, 0.04); border: 1px solid var(--border); border-radius: 14px; padding: 4px; }
.tabs .indicator {
  position: absolute;
  top: 4px;
  bottom: 4px;
  left: 4px;
  width: calc(50% - 4px);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.09);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
  transition: transform 0.45s var(--ease-spring);
}
.tabs[data-active='1'] .indicator { transform: translateX(100%); }
.tab {
  position: relative;
  font: 600 0.9rem var(--font);
  border: none;
  background: none;
  color: var(--muted);
  padding: 0.65rem;
  min-height: 42px;
  border-radius: 10px;
  cursor: pointer;
  transition: color 0.2s;
}
.tab.active { color: var(--text); }

/* ---------- Uygulama düzeni ---------- */
.app { display: grid; grid-template-columns: 300px 1fr; height: 100%; padding: 12px; gap: 12px; }
.sidebar {
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  padding: 16px 12px 12px;
  min-height: 0;
}
.sidebar-head { display: flex; justify-content: space-between; align-items: center; padding: 0 6px; }
.new-chat {
  position: relative;
  justify-content: flex-start;
  border-radius: 14px;
}
.conv-list { flex: 1; overflow-y: auto; overflow-x: hidden; display: grid; align-content: start; gap: 2px; min-height: 0; margin: 0 -4px; padding: 0 4px; scrollbar-width: thin; }
.conv-label { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); padding: 0.6rem 0.75rem 0.3rem; }
.conv {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-align: left;
  font: 500 0.88rem var(--font);
  background: none;
  border: none;
  color: var(--text-2);
  padding: 0.6rem 0.75rem;
  min-height: 40px;
  border-radius: 10px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, transform 0.25s var(--ease-out);
}
.conv span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.conv:hover { background: var(--surface-hover); color: var(--text); transform: translateX(3px); }
.conv.active { background: rgba(255, 255, 255, 0.08); color: var(--text); }
.conv.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 22%;
  bottom: 22%;
  width: 3px;
  border-radius: 3px;
  background: var(--grad);
}
.conv .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--c, var(--muted)); flex: none; opacity: 0.85; }

/* Cüzdan */
.wallet {
  border-radius: 16px;
  padding: 14px;
  display: grid;
  gap: 0.75rem;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid var(--border);
}
.wallet-main { display: flex; align-items: center; gap: 0.85rem; background: none; border: none; color: inherit; text-align: left; padding: 0; cursor: pointer; font: inherit; border-radius: 12px; }
.ring { position: relative; width: 62px; height: 62px; flex: none; }
.ring svg { width: 100%; height: 100%; transform: rotate(-90deg); overflow: visible; }
.ring .track { stroke: rgba(255, 255, 255, 0.08); }
.ring .value { transition: stroke-dashoffset 1.1s var(--ease-out); filter: drop-shadow(0 0 6px color-mix(in srgb, var(--a1) 60%, transparent)); }
.ring.low .value { filter: drop-shadow(0 0 6px rgba(248, 113, 113, 0.7)); }
.ring.low { animation: low-pulse 1.6s ease-in-out infinite; }
@keyframes low-pulse { 50% { transform: scale(1.05); } }
.ring .pct { position: absolute; inset: 0; display: grid; place-items: center; font: 700 0.78rem var(--mono); color: var(--text-2); }
.wallet-num { display: grid; gap: 0.1rem; min-width: 0; }
.wallet-num b { font: 700 1.35rem var(--mono); letter-spacing: -0.03em; font-variant-numeric: tabular-nums; }
.wallet-num span { font-size: 0.76rem; color: var(--muted); }
.wallet-est { font-size: 0.78rem; color: var(--text-2); display: flex; align-items: center; gap: 0.4rem; }
.wallet-est .icon { width: 14px; height: 14px; color: var(--a1-light); }
.wallet-exp { font-size: 0.72rem; color: var(--muted); }
.wallet-exp.soon { color: var(--warn); }
.expiry-card { margin: 0.8rem 0 0; padding: 0.65rem 0.8rem; border-radius: 12px; border: 1px solid var(--border); background: rgba(255, 255, 255, 0.025); font-size: 0.82rem; }
.expiry-card h4 { margin: 0 0 0.4rem; font-size: 0.82rem; font-weight: 600; color: var(--text-2); }
.expiry-card ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 0.25rem; }
.expiry-card li { display: flex; justify-content: space-between; gap: 0.6rem; }
.expiry-card li b { font-family: var(--mono); }
.expiry-card li.soon span { color: var(--warn); }
.expiry-card p { margin: 0.45rem 0 0; font-size: 0.74rem; color: var(--muted); }
.redeem { display: flex; gap: 0.4rem; }
.redeem input { font-family: var(--mono); font-size: 0.8rem; padding: 0.55rem 0.7rem; min-height: 40px; text-transform: uppercase; }
.redeem .btn { min-height: 40px; padding: 0.5rem 0.8rem; }
.wallet .form-msg { margin: 0; font-size: 0.8rem; }

.account { display: flex; align-items: center; gap: 0.55rem; padding: 2px 4px 0; }
.avatar { width: 32px; height: 32px; border-radius: 10px; display: grid; place-items: center; font: 700 0.85rem var(--display); background: var(--grad-btn); color: #fff; flex: none; }
.account .name { flex: 1; font-size: 0.88rem; font-weight: 600; }
.account .icon-btn { width: 36px; height: 36px; }

/* ---------- Sohbet alanı ---------- */
.chat { position: relative; display: flex; flex-direction: column; min-width: 0; min-height: 0; border-radius: var(--radius); }
.topbar { display: flex; align-items: center; gap: 0.6rem; padding: 6px 6px 10px; min-height: 56px; }
.topbar h1 { flex: 1; font: 600 0.95rem var(--font); color: var(--text-2); letter-spacing: 0; text-align: center; }
.model-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 0.75rem 0.45rem 0.5rem;
  min-height: 44px;
  border-radius: 14px;
  border: 1px solid var(--border-strong);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  cursor: pointer;
  font: 600 0.92rem var(--display);
  backdrop-filter: blur(18px);
  transition: border-color 0.3s, background 0.3s, box-shadow 0.4s, transform 0.2s var(--ease-out);
}
.model-pill:hover { border-color: color-mix(in srgb, var(--m) 60%, transparent); box-shadow: 0 0 30px -8px var(--m); background: rgba(255, 255, 255, 0.07); }
.model-pill:active { transform: scale(0.97); }
.model-pill .orb { --s: 26px; }
.model-pill .mult { font: 600 0.72rem var(--mono); color: var(--text-2); background: rgba(255, 255, 255, 0.08); padding: 0.15rem 0.4rem; border-radius: 6px; }
.model-pill .icon { width: 16px; height: 16px; color: var(--muted); }
.balance-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  min-height: 40px;
  padding: 0.35rem 0.65rem;
  border-radius: 12px;
  border: 1px solid var(--border-strong);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font: 700 0.8rem var(--mono);
  font-variant-numeric: tabular-nums;
  cursor: pointer;
  flex: none;
}
.balance-chip .icon { width: 15px; height: 15px; color: var(--a1-light); }
.balance-chip.low { border-color: rgba(248, 113, 113, 0.5); color: #fecaca; }

.messages {
  flex: 1;
  overflow-y: auto;
  padding: 18px 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
  scroll-behavior: smooth;
  mask-image: linear-gradient(180deg, transparent 0, #000 24px, #000 calc(100% - 24px), transparent 100%);
  scrollbar-width: thin;
}
.messages > * { width: 100%; max-width: var(--chat-w); margin-inline: auto; }
.messages { font-size: var(--fs-chat); }

.empty { margin-block: auto; text-align: center; display: grid; justify-items: center; gap: 1.1rem; padding: 24px 0; }
.empty .orb { --s: 96px; }
.empty h2 { font-size: clamp(1.7rem, 3.5vw, 2.6rem); font-weight: 700; letter-spacing: -0.03em; }
.empty p { max-width: 520px; margin: 0; color: var(--text-2); font-size: 0.95rem; }
.chips { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.65rem; width: 100%; max-width: 640px; margin-top: 0.6rem; }
.chip {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
  text-align: left;
  padding: 0.9rem 1rem;
  min-height: 64px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-2);
  font: 500 0.88rem/1.4 var(--font);
  cursor: pointer;
  transition: transform 0.3s var(--ease-out), border-color 0.3s, background 0.3s, color 0.2s;
}
.chip b { display: block; color: var(--text); font-weight: 600; margin-bottom: 0.15rem; }
.chip .icon { color: var(--a1-light); margin-top: 2px; }
.chip:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--a1-light) 45%, transparent); background: color-mix(in srgb, var(--a1) 8%, transparent); color: var(--text); }

.msg { display: flex; gap: 0.9rem; }
.msg.user { justify-content: flex-end; }
.msg.user .bubble {
  position: relative;
  max-width: 78%;
  padding: 0.8rem 1.1rem;
  border-radius: 20px 20px 6px 20px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--a1-deep) 34%, transparent), color-mix(in srgb, var(--a2) 14%, transparent));
  border: 1px solid color-mix(in srgb, var(--a1-light) 30%, transparent);
  box-shadow: 0 10px 30px -12px color-mix(in srgb, var(--a1) 60%, transparent);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.msg.assistant .orb { --s: 32px; margin-top: 2px; }
.msg-body { flex: 1; min-width: 0; }
.msg-head { display: flex; align-items: center; gap: 0.5rem; font: 600 0.8rem var(--display); color: var(--text-2); margin-bottom: 0.35rem; }
.msg-head .tag { font: 600 0.68rem var(--mono); color: var(--muted); }
.msg-foot { display: flex; align-items: center; gap: 0.4rem; margin-top: 0.5rem; min-height: 28px; opacity: 0.85; }
.msg-foot .cost { font: 600 0.74rem var(--mono); color: var(--muted); padding: 0.15rem 0.45rem; border-radius: 6px; background: rgba(255, 255, 255, 0.05); }
.msg-foot .icon-btn { width: 30px; height: 30px; border-radius: 8px; }
.msg-foot .icon-btn .icon { width: 15px; height: 15px; }
.msg .note { font-size: 0.8rem; color: var(--warn); background: var(--warn-soft); display: inline-flex; padding: 0.25rem 0.6rem; border-radius: 8px; margin-top: 0.5rem; }
.thinking { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.3rem 0; font-size: 0.9rem; }
.shimmer {
  background: linear-gradient(90deg, var(--muted) 0%, #fff 50%, var(--muted) 100%);
  background-size: 200% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: shimmer 1.6s linear infinite;
}
@keyframes shimmer { from { background-position: 150% 0; } to { background-position: -50% 0; } }
.caret {
  display: inline-block;
  width: 9px;
  height: 1.1em;
  margin-left: 2px;
  vertical-align: -0.18em;
  border-radius: 3px;
  background: linear-gradient(180deg, #fff, var(--m));
  box-shadow: 0 0 12px var(--m);
  animation: caret 0.9s ease-in-out infinite;
}
@keyframes caret { 50% { opacity: 0.25; } }
.msg.done .md { animation: settle 1.2s var(--ease-out); }
@keyframes settle { from { filter: drop-shadow(0 0 14px color-mix(in srgb, var(--m) 70%, transparent)); } to { filter: none; } }

/* Markdown */
.md { overflow-wrap: anywhere; color: #e8e8f2; }
.md > :first-child { margin-top: 0; }
.md > :last-child { margin-bottom: 0; }
.md p, .md ul, .md ol, .md pre, .md blockquote, .md table { margin: 0 0 0.85em; }
.md ul, .md ol { padding-left: 1.4em; }
.md li { margin-bottom: 0.25em; }
.md li::marker { color: var(--a1-light); }
.md strong { color: #fff; }
.md code { font-family: var(--mono); font-size: 0.85em; background: rgba(255, 255, 255, 0.08); padding: 0.12em 0.4em; border-radius: 6px; }
.md pre {
  position: relative;
  background: rgba(8, 8, 16, 0.75);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem 1.1rem;
  overflow-x: auto;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}
.md pre code { background: none; padding: 0; font-size: 0.83rem; line-height: 1.6; color: #dbe2ff; }
.md pre .copy {
  position: absolute;
  top: 8px;
  right: 8px;
  font: 600 0.72rem var(--font);
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.3rem 0.6rem;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.2s;
}
.md pre:hover .copy, .md pre .copy:focus-visible { opacity: 1; }
.md blockquote { border-left: 3px solid var(--a1); padding-left: 0.9em; color: var(--text-2); }
.md table { border-collapse: collapse; display: block; overflow-x: auto; }
.md th, .md td { border: 1px solid var(--border-strong); padding: 0.4em 0.7em; }
.md h1, .md h2, .md h3 { margin: 1.1em 0 0.5em; font-size: 1.1rem; text-transform: none; letter-spacing: -0.01em; color: #fff; font-family: var(--display); }
.md hr { border: none; height: 1px; background: var(--border-strong); }

.banner {
  max-width: var(--chat-w);
  width: calc(100% - 40px);
  margin: 0 auto 10px;
  padding: 0.7rem 1rem;
  border-radius: 14px;
  font-size: 0.87rem;
  background: color-mix(in srgb, var(--a1) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--a1) 30%, transparent);
  color: var(--text-2);
  animation: banner-in 0.5s var(--ease-spring);
}
.banner[data-kind='warn'] { background: var(--warn-soft); border-color: rgba(251, 191, 36, 0.35); color: #fde68a; }
.banner[data-kind='error'] { background: var(--danger-soft); border-color: rgba(248, 113, 113, 0.4); color: #fecaca; }
@keyframes banner-in { from { opacity: 0; transform: translateY(8px) scale(0.98); } }

/* Yazma kutusu: odaklanınca dönen ışık kenarlığı */
.composer-wrap { padding: 0 20px 6px; }
.composer {
  position: relative;
  display: flex;
  gap: 0.5rem;
  align-items: flex-end;
  max-width: var(--chat-w);
  margin: 0 auto;
  padding: 8px;
  border-radius: 22px;
  background: var(--surface-strong);
  border: 1px solid var(--border-strong);
  box-shadow: 0 18px 50px -18px rgba(0, 0, 0, 0.8);
  isolation: isolate;
  transition: border-color 0.3s;
}
.composer::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1.5px;
  background: conic-gradient(from var(--angle), transparent 0deg, var(--m) 70deg, var(--a2) 130deg, transparent 200deg, transparent 360deg);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.4s;
  animation: spin 4s linear infinite;
  pointer-events: none;
}
.composer:focus-within::before, .composer.busy::before { opacity: 1; }
.composer.busy::before { animation-duration: 1.2s; }
.composer::after {
  content: '';
  position: absolute;
  inset: 10% 5%;
  z-index: -1;
  border-radius: inherit;
  background: var(--m);
  filter: blur(40px);
  opacity: 0;
  transition: opacity 0.5s;
}
.composer:focus-within::after { opacity: 0.18; }
.composer.busy::after { opacity: 0.32; }
.composer textarea {
  border: none;
  background: transparent;
  box-shadow: none;
  resize: none;
  max-height: 220px;
  min-height: 46px;
  padding: 0.7rem 0.75rem;
  font-size: calc(var(--fs-chat) + 1px);
}
.composer textarea:focus { box-shadow: none; background: transparent; }
.send-btn {
  width: 46px;
  height: 46px;
  min-height: 46px;
  padding: 0;
  border-radius: 15px;
  flex: none;
}
.send-btn .icon { width: 20px; height: 20px; }
.send-btn.stop { background: rgba(248, 113, 113, 0.9); box-shadow: 0 8px 30px -8px rgba(248, 113, 113, 0.8); }
.composer-meta { max-width: var(--chat-w); margin: 8px auto 4px; display: flex; justify-content: space-between; align-items: center; gap: 1rem; font-size: 0.74rem; color: var(--muted); padding: 0 6px; }
.composer-meta a { color: inherit; }
.meta-left { display: inline-flex; align-items: center; gap: 0.75rem; min-width: 0; }

/* ---------- Tasarruf modu ---------- */
.composer-wrap { position: relative; }
.saver-pill {
  --c: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 30px;
  padding: 0.2rem 0.7rem 0.2rem 0.55rem;
  border-radius: 99px;
  border: 1px solid var(--border-strong);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-2);
  font: 600 0.74rem var(--font);
  cursor: pointer;
  white-space: nowrap;
  transition: border-color 0.25s, background 0.25s, box-shadow 0.3s, color 0.25s;
}
.saver-pill .icon { width: 14px; height: 14px; color: var(--c); transition: color 0.25s, transform 0.4s var(--ease-spring); }
.saver-pill:hover { border-color: color-mix(in srgb, var(--ok) 50%, var(--border-strong)); }
.saver-pill:hover .icon { transform: rotate(-14deg) scale(1.12); }
.saver-pill .mem { font: 500 0.7rem var(--mono); color: var(--muted); padding-left: 0.45rem; border-left: 1px solid var(--border-strong); }
.saver-pill[data-level='eco'], .saver-pill[data-level='max'] {
  --c: var(--ok);
  color: #d1fae5;
  border-color: rgba(52, 211, 153, 0.45);
  background: rgba(52, 211, 153, 0.1);
  box-shadow: 0 0 18px -6px rgba(52, 211, 153, 0.6);
}
.saver-pill[data-level='max'] { background: rgba(52, 211, 153, 0.16); }
.saver-pill[aria-expanded='true'] { border-color: var(--ok); }

.saver-pop {
  position: absolute;
  z-index: 30;
  left: max(20px, calc((100% - var(--chat-w)) / 2));
  bottom: calc(100% - 4px);
  width: min(430px, calc(100% - 40px));
  max-height: calc(100dvh - 150px);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 1rem;
  border-radius: var(--radius);
  background: var(--surface-strong);
  backdrop-filter: blur(18px) saturate(1.3);
  -webkit-backdrop-filter: blur(18px) saturate(1.3);
  box-shadow: var(--shadow), 0 0 40px -18px rgba(52, 211, 153, 0.5);
  opacity: 0;
  transform: translateY(10px) scale(0.98);
  transform-origin: bottom left;
  transition: opacity 0.2s, transform 0.3s var(--ease-out);
}
.saver-pop.open { opacity: 1; transform: none; }
.saver-head { display: flex; gap: 0.8rem; align-items: flex-start; }
.saver-head h3 { margin: 0 0 0.2rem; font: 600 1rem var(--display); color: #fff; text-transform: none; letter-spacing: -0.01em; }
.saver-head p { margin: 0; font-size: 0.8rem; line-height: 1.5; color: var(--text-2); }
.saver-badge { flex: none; display: grid; place-items: center; width: 36px; height: 36px; border-radius: 11px; background: rgba(52, 211, 153, 0.14); color: var(--ok); box-shadow: inset 0 0 0 1px rgba(52, 211, 153, 0.35); }
.saver-badge .icon { width: 18px; height: 18px; }
.saver-opts { display: grid; gap: 6px; margin: 0.9rem 0 0.8rem; }
.saver-opt {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.7rem;
  align-items: center;
  width: 100%;
  padding: 0.6rem 0.75rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.025);
  color: var(--text);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}
.saver-opt:hover { background: var(--surface-hover); }
.saver-opt[aria-checked='true'] { border-color: rgba(52, 211, 153, 0.55); background: rgba(52, 211, 153, 0.08); }
.saver-opt .radio { width: 16px; height: 16px; border-radius: 50%; border: 2px solid var(--border-strong); transition: border 0.2s, box-shadow 0.2s; }
.saver-opt[aria-checked='true'] .radio { border: 5px solid var(--ok); box-shadow: 0 0 10px rgba(52, 211, 153, 0.6); }
.saver-opt .txt { display: grid; gap: 0.1rem; min-width: 0; }
.saver-opt .txt b { font-size: 0.86rem; display: flex; align-items: center; gap: 0.45rem; }
.saver-opt .txt em { font: 600 0.62rem var(--font); font-style: normal; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ok); padding: 0.05rem 0.4rem; border-radius: 99px; background: rgba(52, 211, 153, 0.12); }
.saver-opt .txt span { font-size: 0.74rem; line-height: 1.4; color: var(--muted); }
.saver-opt .val { display: grid; justify-items: end; font: 600 0.78rem var(--mono); color: var(--text-2); white-space: nowrap; }
.saver-opt .val small { font-size: 0.68rem; color: var(--ok); }
.saver-meter { padding: 0.7rem 0.8rem; border-radius: 12px; background: rgba(0, 0, 0, 0.22); }
.saver-meter .meter-head { display: flex; justify-content: space-between; gap: 0.5rem; font-size: 0.76rem; color: var(--text-2); }
.saver-meter .meter-head b { font-family: var(--mono); color: #fff; }
.saver-meter .meter-track { height: 6px; margin: 0.5rem 0; border-radius: 99px; background: rgba(255, 255, 255, 0.08); overflow: hidden; }
.saver-meter .meter-track i { display: block; height: 100%; border-radius: 99px; background: linear-gradient(90deg, #34d399, #a3e635); transition: width 0.6s var(--ease-out); }
.saver-meter p { margin: 0; }
.saver-foot { margin: 0.75rem 0 0; font-size: 0.72rem; line-height: 1.5; color: var(--muted); }
.saver-compact { display: grid; gap: 0.55rem; margin-top: 0.7rem; padding: 0.7rem 0.8rem; border-radius: 12px; border: 1px solid var(--border); background: rgba(255, 255, 255, 0.025); }
.saver-compact p { margin: 0; }
.cmp-head { display: flex; gap: 0.65rem; align-items: flex-start; }
.cmp-head > div { display: grid; gap: 0.15rem; }
.cmp-head b { font-size: 0.86rem; }
.cmp-head span { font-size: 0.74rem; line-height: 1.45; color: var(--muted); }
.cmp-ic { flex: none; display: grid; place-items: center; width: 28px; height: 28px; border-radius: 9px; background: rgba(139, 92, 246, 0.14); color: #c4b5fd; }
.cmp-ic .icon { width: 15px; height: 15px; }
.cmp-row { display: flex; align-items: center; justify-content: space-between; gap: 0.6rem; flex-wrap: wrap; }
.cmp-row .small { color: var(--text-2); }
.cmp-row b { font-family: var(--mono); color: #fff; }
.cmp-row b.ok { color: var(--ok); }
/* ---------- Duyurular ve kampanyalar ---------- */
.bell-btn { position: relative; }
.bell-badge { position: absolute; top: 4px; right: 3px; min-width: 17px; height: 17px; padding: 0 4px; border-radius: 99px; display: grid; place-items: center; font: 700 0.62rem var(--font); color: #fff; background: linear-gradient(135deg, #f472b6, #8b5cf6); box-shadow: 0 0 0 2px var(--bg, #0b0b14), 0 0 12px rgba(244, 114, 182, 0.6); animation: bell-pop 0.4s var(--ease-out); }
.bell-badge[hidden] { display: none; }
@keyframes bell-pop { from { transform: scale(0.4); } to { transform: none; } }
.news-list { display: grid; gap: 12px; }
.news-card { position: relative; display: grid; gap: 0.55rem; padding: 1rem 1.1rem; border-radius: 16px; border: 1px solid var(--border); background: rgba(255, 255, 255, 0.03); }
.news-card.campaign { border-color: rgba(251, 191, 36, 0.28); background: linear-gradient(160deg, rgba(251, 191, 36, 0.08), rgba(244, 114, 182, 0.05) 60%, rgba(255, 255, 255, 0.02)); }
.news-card.unread { box-shadow: 0 0 0 1px rgba(196, 181, 253, 0.45), 0 0 28px -12px rgba(139, 92, 246, 0.8); }
.news-top { display: flex; align-items: center; gap: 0.5rem; font-size: 0.74rem; color: var(--muted); }
.news-ic { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 9px; background: rgba(139, 92, 246, 0.16); color: #c4b5fd; }
.news-card.campaign .news-ic { background: rgba(251, 191, 36, 0.16); color: #fcd34d; }
.news-ic .icon { width: 15px; height: 15px; }
.news-kind { font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-2); }
.news-new { padding: 0.1rem 0.45rem; border-radius: 99px; font-weight: 700; color: #fff; background: linear-gradient(135deg, #f472b6, #8b5cf6); }
.news-date { margin-left: auto; }
.news-card h3 { margin: 0; font: 700 1.08rem var(--display); color: #fff; text-transform: none; letter-spacing: -0.01em; }
.news-reward { display: inline-flex; align-items: center; gap: 0.4rem; justify-self: start; padding: 0.3rem 0.7rem; border-radius: 99px; font-size: 0.82rem; color: #fde68a; background: rgba(251, 191, 36, 0.12); border: 1px solid rgba(251, 191, 36, 0.35); }
.news-reward .icon { width: 14px; height: 14px; color: #fbbf24; }
.news-reward b { font-family: var(--mono); color: #fff; }
.news-reward span { color: var(--text-2); }
.news-body { font-size: 0.9rem; line-height: 1.6; color: var(--text-2); }
.news-body > * { margin: 0 0 0.55rem; }
.news-body > :last-child { margin-bottom: 0; }
.news-body ul { padding-left: 1.2rem; }
.news-body h4 { font-size: 0.95rem; color: var(--text); }
.news-body b { color: var(--text); }
.news-body a { color: var(--a1-light); }
.news-body code { font: 0.85em var(--mono); padding: 0.1em 0.35em; border-radius: 6px; background: rgba(255, 255, 255, 0.08); color: var(--text); }
.news-ends { margin: 0; font-size: 0.76rem; color: var(--warn); }

/* Sohbet içinde özetin yeri */
.sum-mark { display: grid; gap: 0.5rem; margin: 0.25rem 0; }
.sum-line { display: flex; align-items: center; gap: 0.7rem; font-size: 0.78rem; color: var(--muted); }
.sum-line::before, .sum-line::after { content: ''; flex: 1; height: 1px; background: linear-gradient(90deg, transparent, var(--border-strong), transparent); }
.sum-line .icon { width: 14px; height: 14px; color: #c4b5fd; }
.sum-line button { border: 0; background: none; color: #c4b5fd; font: 600 0.78rem var(--font); cursor: pointer; padding: 0.2rem 0.3rem; border-radius: 6px; }
.sum-line button:hover { background: var(--surface-hover); }
.sum-body { padding: 0.8rem 1rem; border-radius: 12px; border: 1px solid rgba(139, 92, 246, 0.3); background: rgba(139, 92, 246, 0.06); font-size: 0.88rem; }
.sum-body > :first-child { margin-top: 0; }
.sum-body .sum-note { font-size: 0.74rem; color: var(--muted); padding-bottom: 0.5rem; border-bottom: 1px solid var(--border); }
.sum-body > :last-child { margin-bottom: 0; }
.msg.before-sum { opacity: 0.55; transition: opacity 0.2s; }
.msg.before-sum:hover { opacity: 0.9; }
.msg-foot .saved { display: inline-flex; align-items: center; gap: 0.3rem; font: 600 0.72rem var(--mono); color: var(--ok); padding: 0.15rem 0.45rem; border-radius: 6px; background: rgba(52, 211, 153, 0.1); }
.msg-foot .saved .icon { width: 12px; height: 12px; }
.banner-act { margin-left: 0.75rem; padding: 0.3rem 0.75rem; min-height: 32px; border-radius: 99px; border: 1px solid rgba(52, 211, 153, 0.5); background: rgba(52, 211, 153, 0.14); color: #d1fae5; font: 600 0.8rem var(--font); cursor: pointer; }
.banner-act:hover { background: rgba(52, 211, 153, 0.24); }
.saved-note { display: flex; align-items: center; gap: 0.5rem; margin: 0.8rem 0 0; padding: 0.55rem 0.75rem; border-radius: 12px; font-size: 0.82rem; color: #d1fae5; background: rgba(52, 211, 153, 0.1); border: 1px solid rgba(52, 211, 153, 0.3); }
.saved-note .icon { width: 16px; height: 16px; color: var(--ok); flex: none; }

/* ---------- Katmanlar (model seçici, kullanım, ayarlar) ---------- */
.overlay { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; padding: 20px 16px; }
.overlay-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4, 4, 10, 0.6);
  backdrop-filter: blur(10px);
  opacity: 0;
  transition: opacity 0.35s ease;
}
.overlay.open .overlay-backdrop { opacity: 1; }
.panel {
  position: relative;
  width: min(980px, 100%);
  max-height: min(860px, 100%);
  overflow-y: auto;
  border-radius: 26px;
  padding: 28px;
  background: rgba(16, 16, 27, 0.92);
  border: 1px solid var(--border-strong);
  box-shadow: 0 40px 120px -30px rgba(0, 0, 0, 0.9), 0 0 0 1px rgba(255, 255, 255, 0.03) inset;
  opacity: 0;
  transform: translateY(24px) scale(0.96);
  transition: opacity 0.35s ease, transform 0.55s var(--ease-spring);
  scrollbar-width: thin;
}
.overlay.open .panel { opacity: 1; transform: none; }
.panel.narrow { width: min(560px, 100%); }
.panel-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; margin-bottom: 1.4rem; }
.panel-head h2 { font-size: 1.6rem; }
.panel-head p { margin: 0.35rem 0 0; color: var(--text-2); font-size: 0.92rem; }

/* Model kartları */
.model-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; perspective: 1200px; }
.model-card {
  --rx: 0deg;
  --ry: 0deg;
  --gx: 50%;
  --gy: 0%;
  position: relative;
  display: grid;
  gap: 0.85rem;
  align-content: start;
  text-align: left;
  padding: 20px;
  min-height: 250px;
  border-radius: 20px;
  border: 1px solid var(--border-strong);
  background:
    radial-gradient(120% 80% at var(--gx) var(--gy), color-mix(in srgb, var(--m) 22%, transparent), transparent 60%),
    rgba(255, 255, 255, 0.025);
  color: var(--text);
  cursor: pointer;
  font: inherit;
  transform: rotateX(var(--rx)) rotateY(var(--ry));
  transform-style: preserve-3d;
  transition: transform 0.4s var(--ease-out), border-color 0.3s, box-shadow 0.4s;
  overflow: hidden;
}
.model-card:hover { border-color: color-mix(in srgb, var(--m) 55%, transparent); box-shadow: 0 24px 60px -24px var(--m); }
.model-card.selected { border-color: var(--m); box-shadow: 0 0 0 1px var(--m), 0 24px 70px -20px var(--m); }
.model-card .glow {
  position: absolute;
  width: 180px;
  height: 180px;
  right: -60px;
  top: -60px;
  border-radius: 50%;
  background: var(--m);
  filter: blur(60px);
  opacity: 0.35;
  pointer-events: none;
}
.model-card .top { display: flex; justify-content: space-between; align-items: center; transform: translateZ(30px); }
.model-card .orb { --s: 46px; }
.model-card .name { font: 700 1.15rem var(--display); letter-spacing: -0.02em; transform: translateZ(24px); }
.model-card .family { font: 600 0.72rem var(--mono); color: var(--muted); text-transform: uppercase; letter-spacing: 0.1em; }
.model-card .tagline { font-size: 0.86rem; color: var(--text-2); margin: 0; min-height: 3.6em; }
.model-card .meters { display: grid; gap: 0.35rem; font-size: 0.76rem; color: var(--muted); }
.meter-row { display: grid; grid-template-columns: 52px 1fr; align-items: center; gap: 0.5rem; }
.pips { display: flex; gap: 4px; }
.pips i { flex: 1; height: 5px; border-radius: 3px; background: rgba(255, 255, 255, 0.1); }
.pips i.on { background: var(--m); box-shadow: 0 0 8px color-mix(in srgb, var(--m) 70%, transparent); }
.model-card .foot { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: auto; }
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font: 600 0.72rem var(--mono);
  padding: 0.25rem 0.5rem;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.07);
  color: var(--text-2);
}
.badge.hot { background: color-mix(in srgb, var(--m) 22%, transparent); color: #fff; }
.model-card .check {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--m);
  color: #fff;
  opacity: 0;
  transform: scale(0.4);
  transition: opacity 0.25s, transform 0.4s var(--ease-spring);
}
.model-card .check .icon { width: 15px; height: 15px; }
.model-card.selected .check { opacity: 1; transform: none; }

/* Kullanım paneli */
.usage-grid { display: grid; grid-template-columns: 300px 1fr; gap: 18px; }
.usage-hero {
  border-radius: 20px;
  padding: 22px;
  display: grid;
  justify-items: center;
  gap: 0.9rem;
  background: var(--chart-surface);
  border: 1px solid var(--border);
  text-align: center;
}
.ring.big { width: 190px; height: 190px; }
.ring.big .pct { display: grid; align-content: center; justify-items: center; gap: 0.15rem; }
.ring.big .pct b { font: 700 2rem var(--mono); color: var(--text); letter-spacing: -0.04em; }
.ring.big .pct span { font: 500 0.78rem var(--font); color: var(--muted); }
.kpis { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; width: 100%; }
.kpi { border-radius: 14px; padding: 12px; background: rgba(255, 255, 255, 0.035); border: 1px solid var(--border); text-align: left; }
.kpi span { display: block; font-size: 0.72rem; color: var(--muted); }
.kpi b { font: 700 1.05rem var(--mono); font-variant-numeric: tabular-nums; }
.usage-side { display: grid; gap: 18px; align-content: start; min-width: 0; }
.chart-card { border-radius: 20px; padding: 18px 18px 14px; background: var(--chart-surface); border: 1px solid var(--border); min-width: 0; }
.chart-card h3 { margin-bottom: 0.9rem; display: flex; justify-content: space-between; align-items: baseline; }
.chart-card h3 small { text-transform: none; letter-spacing: 0; font-weight: 500; color: var(--muted); font-size: 0.78rem; }
.bars { position: relative; height: 170px; display: grid; grid-template-columns: 40px 1fr; }
.bars .axis { position: relative; font: 500 0.7rem var(--font); font-variant-numeric: tabular-nums; color: var(--muted); }
.bars .axis span { position: absolute; right: 8px; transform: translateY(-50%); }
.bars .plot { position: relative; display: flex; align-items: flex-end; gap: 2px; border-bottom: 1px solid rgba(255, 255, 255, 0.14); }
.bars .grid-line { position: absolute; left: 0; right: 0; height: 1px; background: rgba(255, 255, 255, 0.05); }
.bar-col { position: relative; flex: 1; height: 100%; display: flex; align-items: flex-end; justify-content: center; cursor: default; }
.bar-col:hover { background: rgba(255, 255, 255, 0.03); border-radius: 6px 6px 0 0; }
.bar {
  width: min(70%, 22px);
  border-radius: 4px 4px 0 0;
  background: linear-gradient(180deg, var(--a1-light), var(--a1-deep));
  transform-origin: bottom;
  animation: bar-grow 0.9s var(--ease-out) backwards;
}
@keyframes bar-grow { from { transform: scaleY(0); } }
.bar-labels { display: grid; grid-template-columns: 40px 1fr; margin-top: 6px; }
.bar-labels div { display: flex; justify-content: space-between; font: 500 0.7rem var(--font); color: var(--muted); }
.tooltip {
  position: fixed;
  z-index: 120;
  pointer-events: none;
  min-width: 160px;
  padding: 0.6rem 0.75rem;
  border-radius: 12px;
  background: rgba(10, 10, 18, 0.96);
  border: 1px solid var(--border-strong);
  box-shadow: 0 12px 40px -10px rgba(0, 0, 0, 0.9);
  font-size: 0.78rem;
  color: var(--text-2);
  transform: translate(-50%, calc(-100% - 12px));
}
.tooltip b { color: var(--text); font-family: var(--mono); }
.tooltip .row { display: flex; justify-content: space-between; gap: 1rem; align-items: center; }
.tooltip .sw { display: inline-block; width: 8px; height: 8px; border-radius: 2px; margin-right: 0.4rem; background: var(--c); }
.est-list { display: grid; gap: 0.7rem; }
.est-row { display: grid; grid-template-columns: 150px 1fr 90px; align-items: center; gap: 0.8rem; font-size: 0.85rem; }
.est-row .lbl { display: flex; align-items: center; gap: 0.5rem; color: var(--text); font-weight: 600; min-width: 0; }
.est-row .lbl i { width: 9px; height: 9px; border-radius: 3px; background: var(--c); flex: none; }
.est-row .lbl span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.est-row .track { height: 10px; border-radius: 0 4px 4px 0; background: rgba(255, 255, 255, 0.04); overflow: hidden; }
.est-row .fill { height: 100%; border-radius: 0 4px 4px 0; background: var(--c); transform-origin: left; animation: fill-grow 1.1s var(--ease-out) backwards; }
@keyframes fill-grow { from { transform: scaleX(0); } }
.est-row .val { text-align: right; font: 600 0.8rem var(--mono); color: var(--text-2); }
.activity { display: grid; gap: 2px; }
.act { display: grid; grid-template-columns: 32px 1fr auto; gap: 0.7rem; align-items: center; padding: 0.5rem 0.4rem; border-radius: 10px; font-size: 0.84rem; }
.act:hover { background: rgba(255, 255, 255, 0.03); }
.act .ic { width: 32px; height: 32px; border-radius: 10px; display: grid; place-items: center; background: rgba(255, 255, 255, 0.06); color: var(--text-2); }
.act .ic .icon { width: 16px; height: 16px; }
.act .ic.plus { background: rgba(52, 211, 153, 0.14); color: var(--ok); }
.act .sub { font-size: 0.74rem; color: var(--muted); }
.act .amt { font: 600 0.82rem var(--mono); color: var(--text-2); }
.act .amt.pos { color: var(--ok); }

/* Ayarlar */
.settings-section { display: grid; gap: 0.9rem; padding: 1.1rem 0; border-top: 1px solid var(--border); }
.settings-section:first-of-type { border-top: none; padding-top: 0; }

/* Uçan maliyet etiketi */
.fly-chip {
  position: fixed;
  left: 0;
  top: 0;
  z-index: 110;
  pointer-events: none;
  font: 700 0.85rem var(--mono);
  color: #fff;
  padding: 0.3rem 0.6rem;
  border-radius: 99px;
  background: color-mix(in srgb, var(--c) 70%, #000);
  border: 1px solid color-mix(in srgb, var(--c) 80%, #fff);
  box-shadow: 0 0 24px var(--c);
}

.scrim { display: none; }
.only-mobile { display: none !important; }

/* ---------- Mobil ---------- */
@media (max-width: 900px) {
  body { overflow: auto; }
  .auth { grid-template-columns: 1fr; align-content: start; }
  .auth-card { justify-self: stretch; max-width: none; }
  .auth-hero .orb.xl { --s: 120px; }
  .usage-grid { grid-template-columns: 1fr; }
}
@media (max-width: 820px) {
  body { overflow: hidden; }
  .app { grid-template-columns: 1fr; padding: 0; gap: 0; }
  .only-mobile { display: inline-grid !important; }
  .balance-chip.only-mobile { display: inline-flex !important; }
  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: min(320px, 88vw);
    z-index: 30;
    border-radius: 0 22px 22px 0;
    transform: translateX(-105%);
    transition: transform 0.45s var(--ease-out);
    background: rgba(14, 14, 24, 0.94);
  }
  .sidebar-open .sidebar { transform: none; }
  .sidebar-open .scrim { display: block; position: fixed; inset: 0; z-index: 20; background: rgba(0, 0, 0, 0.5); backdrop-filter: blur(4px); }
  .topbar { padding: 8px 10px; }
  .topbar h1 { display: none; }
  .model-pill { margin-right: auto; min-width: 0; flex: 0 1 auto; padding-right: 0.55rem; }
  .model-pill .mult, .model-pill .pfx { display: none; }
  .messages { padding: 12px 16px 20px; }
  .composer-wrap { padding: 0 12px 4px; }
  .msg.user .bubble { max-width: 88%; }
  .chips { grid-template-columns: 1fr; }
  .panel { padding: 20px; border-radius: 22px; }
  .est-row { grid-template-columns: 110px 1fr 70px; }
  .composer-meta .hide-sm { display: none; }
  .saver-pop { left: 12px; width: calc(100% - 24px); max-height: min(70vh, 560px); overflow-y: auto; }
  .banner-act { display: flex; margin: 0.5rem 0 0; }
}

/* ---------- Hareketi azalt ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}
.reduce-motion *, .reduce-motion *::before, .reduce-motion *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
.reduce-motion .hero-title .w { opacity: 1; transform: none; filter: none; }

/* ---------- Statik sayfa (kurallar) ---------- */
.page-body { overflow: auto; }
.page { max-width: 780px; margin: 0 auto; padding: 40px 16px 80px; }
.page .card { border-radius: 24px; padding: clamp(20px, 4vw, 40px); background: var(--surface-strong); border: 1px solid var(--border); }
.page h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); margin: 1.2rem 0 0.6rem; }
.page h2 { margin: 2rem 0 0.6rem; font-size: 1.2rem; }
.page li { margin-bottom: 0.45rem; color: var(--text-2); }
.page p { color: var(--text-2); }

/* ---------- Görünüm tercihleri (Ayarlar → Görünüm) ---------- */
:root[data-font='s'] { --fs-chat: 14px; }
:root[data-font='l'] { --fs-chat: 17px; }
:root[data-font='xl'] { --fs-chat: 19px; }
:root[data-width='wide'] { --chat-w: 1120px; }
:root[data-bg='off'] #bg-canvas { display: none; }
:root[data-layout='compact'] .messages { gap: 1.2rem; }
:root[data-layout='compact'] .msg.user { justify-content: flex-start; }
:root[data-layout='compact'] .msg.user .bubble {
  max-width: 100%;
  padding: 0 0 0 calc(32px + 0.9rem);
  background: none;
  border: none;
  box-shadow: none;
  color: var(--text);
}
:root[data-layout='compact'] .msg.user .bubble::before {
  content: 'Sen';
  display: block;
  font: 600 0.8rem var(--display);
  color: var(--a1-light);
  margin-bottom: 0.25rem;
}

.field { display: grid; gap: 0.5rem; }
.field-label { font-size: 0.86rem; font-weight: 550; color: var(--text-2); }
.seg { display: flex; flex-wrap: wrap; gap: 4px; padding: 4px; border-radius: 14px; background: rgba(255, 255, 255, 0.04); border: 1px solid var(--border); width: fit-content; max-width: 100%; }
.seg button {
  font: 600 0.84rem var(--font);
  color: var(--muted);
  background: none;
  border: none;
  border-radius: 10px;
  padding: 0.5rem 0.85rem;
  min-height: 38px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}
.seg button:hover { color: var(--text); }
.seg button[aria-pressed='true'] { background: color-mix(in srgb, var(--a1) 22%, transparent); color: #fff; box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--a1) 50%, transparent); }
.swatches { display: flex; flex-wrap: wrap; gap: 10px; }
.swatch-btn {
  position: relative;
  display: grid;
  justify-items: center;
  gap: 0.35rem;
  background: none;
  border: none;
  color: var(--muted);
  font: 500 0.74rem var(--font);
  cursor: pointer;
  padding: 0;
}
.swatch-btn i {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--s1), var(--s2));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.15);
  transition: transform 0.3s var(--ease-spring), box-shadow 0.3s;
}
.swatch-btn:hover i { transform: translateY(-2px) scale(1.05); }
.swatch-btn[aria-checked='true'] { color: var(--text); }
.swatch-btn[aria-checked='true'] i { box-shadow: 0 0 0 2px var(--bg), 0 0 0 4px var(--s1), 0 8px 24px -6px var(--s1); }
.home-link { position: fixed; top: 18px; left: 22px; z-index: 5; text-decoration: none; color: var(--text); }
.home-link:hover { color: var(--text); }

/* Ayarlar: hesabı silme bölümü */
.settings-section.danger-zone { border-top: 1px solid rgba(248, 113, 113, 0.25); }
.settings-section.danger-zone h3 { color: #fecaca; }

/* ---------- Sitenin kendi onay pencereleri (bkz. js/dialog.js) ---------- */
.dlg { position: fixed; inset: 0; z-index: 200; display: grid; place-items: center; padding: 16px; }
.dlg-backdrop { position: absolute; inset: 0; background: rgba(4, 4, 10, 0.62); backdrop-filter: blur(6px); opacity: 0; transition: opacity 0.18s; }
.dlg-panel {
  position: relative;
  width: min(440px, 100%);
  padding: 22px;
  border-radius: 20px;
  background: var(--surface-strong);
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(10px) scale(0.97);
  transition: opacity 0.18s, transform 0.25s var(--ease-out);
  outline: none;
}
.dlg.open .dlg-backdrop { opacity: 1; }
.dlg.open .dlg-panel { opacity: 1; transform: none; }
.dlg-title { margin: 0 0 0.5rem; font: 600 1.15rem var(--display); color: #fff; letter-spacing: -0.01em; text-transform: none; }
.dlg-text { margin: 0 0 1rem; color: var(--text-2); font-size: 0.92rem; line-height: 1.55; white-space: pre-line; }
.dlg-field { display: grid; gap: 0.4rem; margin-bottom: 0.8rem; font-size: 0.85rem; color: var(--text-2); }
.dlg-error { margin: -0.3rem 0 0.8rem; color: #fecaca; font-size: 0.85rem; }
.dlg-actions { display: flex; justify-content: flex-end; gap: 0.5rem; flex-wrap: wrap; }
.dlg-actions .btn { min-width: 96px; }
.dlg-actions .btn-danger { background: #dc2626; border-color: #ef4444; color: #fff; }
.dlg-actions .btn-danger:hover { background: #b91c1c; }