/* design/system/components.css kopyası. Elle düzenleme: node scripts/sync-design.js */

/* ---------- Temel ---------- */

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

html, body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: var(--text-body-size);
  line-height: var(--text-body-line);
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}

button, input, textarea, select { font: inherit; color: inherit; }
button, a { touch-action: manipulation; }
img, svg { display: block; flex-shrink: 0; }

/* Bileşen bir <a> olarak kullanıldığında tarayıcının link stilini almaz */
a.t-btn, a.t-chip, a.t-wa-card, a.t-row, a.t-disclosure, a.t-source-chip,
a.t-typing, a.t-result, a.t-msg, a.t-icon-btn, a.t-send, a.t-entry { text-decoration: none; }
a.t-chip, a.t-wa-card, a.t-typing, a.t-result, a.t-msg { color: inherit; }

.t-sr-only {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

.t-focusable:focus-visible,
.t-btn:focus-visible, .t-icon-btn:focus-visible, .t-send:focus-visible,
.t-chip:focus-visible, .t-row:focus-visible, .t-link:focus-visible,
.t-disclosure:focus-visible, .t-wa-card:focus-visible, .t-source-chip:focus-visible,
.is-focus {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

/* ---------- Tipografi yardımcıları ---------- */

.t-display { font-size: var(--text-display-size); line-height: var(--text-display-line); font-weight: var(--text-display-weight); letter-spacing: var(--text-display-tracking); margin: 0; }
.t-title-1 { font-size: var(--text-title-1-size); line-height: var(--text-title-1-line); font-weight: var(--text-title-1-weight); letter-spacing: var(--text-title-1-tracking); margin: 0; }
.t-title-2 { font-size: var(--text-title-2-size); line-height: var(--text-title-2-line); font-weight: var(--text-title-2-weight); letter-spacing: var(--text-title-2-tracking); margin: 0; }
.t-title-3 { font-size: var(--text-title-3-size); line-height: var(--text-title-3-line); font-weight: var(--text-title-3-weight); letter-spacing: var(--text-title-3-tracking); margin: 0; }
.t-body { font-size: var(--text-body-size); line-height: var(--text-body-line); margin: 0; }
.t-callout { font-size: var(--text-callout-size); line-height: var(--text-callout-line); font-weight: var(--text-callout-weight); margin: 0; }
.t-small { font-size: var(--text-small-size); line-height: var(--text-small-line); margin: 0; }
.t-caption { font-size: var(--text-caption-size); line-height: var(--text-caption-line); font-weight: var(--text-caption-weight); letter-spacing: var(--text-caption-tracking); margin: 0; }
.t-secondary { color: var(--color-secondary); }
.t-muted { color: var(--color-muted); }

.t-two-tone { margin: 0; }
.t-two-tone > span { display: block; }
.t-two-tone > span:first-child { font-weight: var(--font-weight-regular); color: var(--color-secondary); }
.t-two-tone > span:last-child { font-weight: var(--font-weight-bold); color: var(--color-ink); }

.t-link {
  color: var(--color-ink);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-thickness: 1px;
  border-radius: var(--radius-xs);
  word-break: break-word;
}
.t-link:hover, .t-link.is-hover { text-decoration-thickness: 2px; }
.t-link--quiet { color: inherit; }

/* ---------- Buton ---------- */

.t-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: var(--layout-tap-target);
  padding: 0 var(--space-5);
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font-size: var(--text-small-size);
  line-height: var(--text-small-line);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  transition: background-color var(--duration-fast) var(--ease-standard),
              border-color var(--duration-fast) var(--ease-standard),
              transform var(--duration-instant) var(--ease-standard);
}
.t-btn:active, .t-btn.is-active { transform: scale(0.98); }

.t-btn--primary { background: var(--color-primary); color: var(--color-on-primary); }
.t-btn--primary:hover, .t-btn--primary.is-hover { background: var(--color-primary-hover); }

.t-btn--secondary { background: var(--color-surface); color: var(--color-ink); border-color: var(--color-border); }
.t-btn--secondary:hover, .t-btn--secondary.is-hover { background: var(--color-sunken); border-color: var(--color-border-strong); }

.t-btn--ghost { background: transparent; color: var(--color-secondary); }
.t-btn--ghost:hover, .t-btn--ghost.is-hover { background: var(--color-sunken); color: var(--color-ink); }

.t-btn--danger { background: var(--color-danger-solid); color: var(--color-on-danger); }
.t-btn--danger:hover, .t-btn--danger.is-hover { background: var(--color-danger-solid-hover); }

.t-btn--sm { min-height: 36px; padding: 0 var(--space-3); border-radius: var(--radius-sm); font-size: var(--text-caption-size); line-height: var(--text-caption-line); }
.t-btn--lg { min-height: 52px; padding: 0 var(--space-6); font-size: var(--text-body-size); }
.t-btn--block { display: flex; width: 100%; }

.t-btn:disabled, .t-btn.is-disabled { opacity: 0.45; cursor: not-allowed; transform: none; }
.t-btn--primary:disabled:hover, .t-btn--primary.is-disabled:hover { background: var(--color-primary); }
.t-btn.is-loading { cursor: progress; }
.t-btn.is-loading .t-spinner { border-color: currentColor; border-right-color: transparent; }

.t-spinner {
  width: 16px; height: 16px;
  border-radius: 50%;
  border: 2px solid var(--color-primary);
  border-right-color: transparent;
  animation: t-spin 0.7s linear infinite;
}
.t-spinner--lg { width: 22px; height: 22px; }
@keyframes t-spin { to { transform: rotate(360deg); } }

/* Cam efektli kare ikon butonu (üst bar) */
.t-icon-btn {
  width: 40px; height: 40px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-glass-border);
  background: var(--color-glass);
  -webkit-backdrop-filter: var(--blur-glass);
  backdrop-filter: var(--blur-glass);
  color: var(--color-ink);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--ease-standard), border-color var(--duration-fast) var(--ease-standard);
}
.t-icon-btn:hover, .t-icon-btn.is-hover { background: var(--color-surface); border-color: var(--color-border); }
.t-icon-btn:disabled, .t-icon-btn.is-disabled { opacity: 0.45; cursor: not-allowed; }
.t-icon-btn--round { width: 32px; height: 32px; border-radius: 50%; background: var(--color-sunken); border-color: var(--color-border); box-shadow: none; -webkit-backdrop-filter: none; backdrop-filter: none; }
.t-icon-btn--plain { background: transparent; border-color: transparent; box-shadow: none; -webkit-backdrop-filter: none; backdrop-filter: none; color: var(--color-secondary); }
.t-icon-btn--plain:hover, .t-icon-btn--plain.is-hover { background: var(--color-sunken); border-color: transparent; color: var(--color-ink); }

/* Gönder / durdur */
.t-send {
  width: 42px; height: 42px;
  border-radius: 50%;
  border: none;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--color-primary);
  color: var(--color-on-primary);
  cursor: pointer;
  flex-shrink: 0;
  transition: background-color var(--duration-fast) var(--ease-standard), opacity var(--duration-fast) var(--ease-standard);
}
.t-send:hover, .t-send.is-hover { background: var(--color-primary-hover); }
.t-send:disabled, .t-send.is-disabled { opacity: 0.35; cursor: not-allowed; }
.t-send:disabled:hover { background: var(--color-primary); }

/* ---------- Form alanları ---------- */

.t-field { display: flex; flex-direction: column; gap: var(--space-2); }
.t-label { font-size: var(--text-small-size); line-height: var(--text-small-line); font-weight: var(--font-weight-medium); color: var(--color-ink); }
.t-label .t-optional { color: var(--color-muted); font-weight: var(--font-weight-regular); }
.t-help { font-size: var(--text-caption-size); line-height: var(--text-caption-line); color: var(--color-muted); margin: 0; }
.t-error-text { display: flex; align-items: flex-start; gap: var(--space-1); font-size: var(--text-caption-size); line-height: var(--text-caption-line); font-weight: var(--font-weight-medium); color: var(--color-danger); margin: 0; }
.t-error-text svg { margin-top: 1px; }

.t-input, .t-textarea, .t-select {
  width: 100%;
  min-height: var(--layout-tap-target);
  padding: 10px var(--space-3);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-strong);
  background: var(--color-surface);
  color: var(--color-ink);
  font-size: var(--text-body-size);
  line-height: var(--text-body-line);
  transition: border-color var(--duration-fast) var(--ease-standard), box-shadow var(--duration-fast) var(--ease-standard);
}
.t-textarea { resize: vertical; min-height: 104px; }
.t-input::placeholder, .t-textarea::placeholder { color: var(--color-muted); }
.t-input:hover, .t-textarea:hover, .t-input.is-hover { border-color: var(--color-secondary); }
.t-input:focus, .t-textarea:focus, .t-select:focus, .t-input.is-focus, .t-textarea.is-focus {
  outline: none;
  border-color: var(--color-focus);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-focus) 22%, transparent);
}
.t-input.is-error, .t-textarea.is-error { border-color: var(--color-danger); }
.t-input.is-error:focus, .t-textarea.is-error:focus { box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-danger) 20%, transparent); }
.t-input:disabled, .t-textarea:disabled, .t-input.is-disabled { background: var(--color-sunken); color: var(--color-muted); cursor: not-allowed; border-color: var(--color-border); }

.t-select { appearance: none; padding-right: 36px; background-image: linear-gradient(45deg, transparent 50%, var(--color-secondary) 50%), linear-gradient(135deg, var(--color-secondary) 50%, transparent 50%); background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%; background-size: 5px 5px; background-repeat: no-repeat; }

/* Birleşik alan grubu: konu + mesaj tek kartta */
.t-field-group {
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  overflow: hidden;
  transition: border-color var(--duration-fast) var(--ease-standard), box-shadow var(--duration-fast) var(--ease-standard);
}
.t-field-group .t-input, .t-field-group .t-textarea { border: none; border-radius: 0; box-shadow: none; }
.t-field-group .t-input { border-bottom: 1px solid var(--color-border); }
.t-field-group:focus-within, .t-field-group.is-focus { border-color: var(--color-focus); box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-focus) 22%, transparent); outline: none; }
.t-field-group.is-error { border-color: var(--color-danger); }

/* Onay kutusu */
.t-check { display: flex; align-items: flex-start; gap: var(--space-3); cursor: pointer; font-size: var(--text-caption-size); line-height: 18px; color: var(--color-secondary); }
.t-check input { appearance: none; margin: 0; flex-shrink: 0; width: 20px; height: 20px; border-radius: var(--radius-xs); border: 1.5px solid var(--color-border-strong); background: var(--color-surface); display: grid; place-content: center; cursor: pointer; transition: background-color var(--duration-fast) var(--ease-standard); }
.t-check input::after { content: ""; width: 10px; height: 6px; border-left: 2px solid var(--color-on-primary); border-bottom: 2px solid var(--color-on-primary); transform: rotate(-45deg) translate(1px, -1px); opacity: 0; }
.t-check input:checked { background: var(--color-primary); border-color: var(--color-primary); }
.t-check input:checked::after { opacity: 1; }
.t-check input:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 2px; }

/* ---------- Sohbet giriş alanı (composer) ---------- */

.t-composer {
  width: 100%;
  display: flex;
  align-items: flex-end;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-2) var(--space-2) var(--space-5);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-glass-border);
  background: var(--color-glass);
  -webkit-backdrop-filter: var(--blur-glass-strong);
  backdrop-filter: var(--blur-glass-strong);
  box-shadow: var(--shadow-float);
}
.t-composer textarea {
  flex: 1;
  min-width: 0;
  border: none;
  outline: none;
  resize: none;
  background: transparent;
  padding: 9px 0;
  max-height: 100px;
  font-size: var(--text-body-size);
  line-height: var(--text-body-line);
  color: var(--color-ink);
}
.t-composer textarea::placeholder { color: var(--color-muted); }
.t-composer:focus-within, .t-composer.is-focus { border-color: color-mix(in srgb, var(--color-focus) 40%, transparent); outline: none; }
.t-composer.is-busy textarea, .t-composer.is-offline textarea { opacity: 0.6; }

/* ---------- Sohbet balonları ---------- */

.t-thread { display: flex; flex-direction: column; gap: var(--space-4); }

.t-msg { max-width: 84%; font-size: var(--text-body-size); line-height: var(--text-body-line); animation: t-rise var(--duration-slow) var(--ease-enter); }
.t-msg p { margin: 0 0 var(--space-2); }
.t-msg p:last-child { margin-bottom: 0; }
.t-msg ul, .t-msg ol { margin: var(--space-2) 0; padding-left: 20px; }
.t-msg li { margin: 3px 0; }
.t-msg strong { font-weight: var(--font-weight-semibold); }

.t-msg--user {
  align-self: flex-end;
  background: var(--color-tint);
  border: 1px solid var(--color-border);
  padding: 11px var(--space-4);
  border-radius: var(--radius-lg) var(--radius-lg) var(--radius-xs) var(--radius-lg);
  white-space: pre-wrap;
}

.t-msg--bot { align-self: flex-start; width: 100%; max-width: var(--layout-message-max); color: var(--color-ink); }

.t-msg--error {
  align-self: flex-start;
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  max-width: var(--layout-message-max);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-xs) var(--radius-lg) var(--radius-lg) var(--radius-lg);
  background: var(--color-danger-bg);
  border: 1px solid var(--color-danger-border);
  color: var(--color-ink);
  font-size: var(--text-small-size);
  line-height: var(--text-small-line);
}
.t-msg--error > svg { color: var(--color-danger); margin-top: 2px; }
.t-msg--error .t-msg-error-title { font-weight: var(--font-weight-semibold); color: var(--color-danger); display: block; }
.t-msg--error .t-btn { margin-top: var(--space-2); }
.t-msg--warning { background: var(--color-warning-bg); border-color: var(--color-warning-border); }
.t-msg--warning > svg, .t-msg--warning .t-msg-error-title { color: var(--color-warning); }

.t-cursor::after {
  content: "";
  display: inline-block;
  width: 2px; height: 1.05em;
  margin-left: 2px;
  vertical-align: -0.15em;
  background: var(--color-secondary);
  animation: t-blink 0.9s steps(1) infinite;
}
@keyframes t-blink { 50% { opacity: 0; } }
@keyframes t-rise { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.t-msg-actions { display: flex; gap: var(--space-1); margin-top: calc(var(--space-2) * -1); }
.t-msg-action {
  display: inline-flex; align-items: center; gap: 6px;
  min-height: 32px;
  padding: 0 var(--space-2);
  border: none; background: none;
  border-radius: var(--radius-sm);
  color: var(--color-secondary);
  font-size: var(--text-caption-size);
  line-height: var(--text-caption-line);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
}
.t-msg-action:hover, .t-msg-action.is-hover { background: var(--color-sunken); color: var(--color-ink); }
.t-msg-action.is-done { color: var(--color-success); }

/* Yazıyor göstergesi */
.t-typing {
  align-self: flex-start;
  display: inline-flex; align-items: center; gap: var(--space-3);
  padding: 13px var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs) var(--radius-lg) var(--radius-lg) var(--radius-lg);
  box-shadow: var(--shadow-sm);
}
.t-typing-dots { display: inline-flex; gap: 4px; }
.t-typing-dots span { width: 6px; height: 6px; border-radius: 50%; background: var(--color-muted); animation: t-bounce 1.1s infinite var(--ease-standard); }
.t-typing-dots span:nth-child(2) { animation-delay: 0.15s; }
.t-typing-dots span:nth-child(3) { animation-delay: 0.3s; }
.t-typing-label { font-size: var(--text-caption-size); line-height: var(--text-caption-line); color: var(--color-muted); font-weight: var(--font-weight-medium); }
@keyframes t-bounce { 0%, 60%, 100% { transform: translateY(0); opacity: 0.5; } 30% { transform: translateY(-4px); opacity: 1; } }

/* ---------- Kaynak gösterimi (RAG) ---------- */

.t-sources { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); }
.t-sources-label { font-size: var(--text-caption-size); line-height: var(--text-caption-line); color: var(--color-muted); font-weight: var(--font-weight-medium); margin-right: 2px; }

.t-source-chip {
  display: inline-flex; align-items: center; gap: 6px;
  min-height: 30px;
  padding: 0 var(--space-3) 0 var(--space-2);
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-secondary);
  font-size: var(--text-caption-size);
  line-height: var(--text-caption-line);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  cursor: pointer;
  transition: border-color var(--duration-fast) var(--ease-standard), color var(--duration-fast) var(--ease-standard);
}
.t-source-chip .t-source-num {
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--color-tint);
  color: var(--color-ink);
  font-size: 11px;
  font-weight: var(--font-weight-semibold);
  display: inline-flex; align-items: center; justify-content: center;
  font-variant-numeric: tabular-nums;
}
.t-source-chip:hover, .t-source-chip.is-hover { border-color: var(--color-border-strong); color: var(--color-ink); }
.t-source-chip.is-open { border-color: var(--color-primary); color: var(--color-ink); background: var(--color-tint); }

.t-source-card {
  max-width: var(--layout-message-max);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.t-source-card-head { display: flex; align-items: center; gap: var(--space-3); padding: var(--space-3) var(--space-4); border-bottom: 1px solid var(--color-border); }
.t-source-card-icon { width: 32px; height: 32px; border-radius: var(--radius-sm); background: var(--color-tint); color: var(--color-ink); display: inline-flex; align-items: center; justify-content: center; }
.t-source-card-title { flex: 1; min-width: 0; }
.t-source-card-title b { display: block; font-size: var(--text-small-size); line-height: var(--text-small-line); font-weight: var(--font-weight-semibold); }
.t-source-card-title span { font-size: var(--text-caption-size); line-height: var(--text-caption-line); color: var(--color-muted); }
.t-source-card-body { padding: var(--space-3) var(--space-4) var(--space-4); }
.t-quote { margin: 0; padding-left: var(--space-3); border-left: 3px solid var(--color-accent-soft); color: var(--color-secondary); font-size: var(--text-small-size); line-height: 22px; }
.t-quote mark { background: var(--color-tint); color: var(--color-ink); border-radius: 3px; padding: 0 2px; }
.t-source-card-foot { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); padding: 0 var(--space-4) var(--space-3); }

/* ---------- Konu kartı, liste satırı, menü kartı ---------- */

.t-chip {
  display: flex; align-items: center; gap: var(--space-3);
  min-height: 52px;
  padding: var(--space-3);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-glass-border);
  background: var(--color-glass);
  -webkit-backdrop-filter: var(--blur-glass);
  backdrop-filter: var(--blur-glass);
  box-shadow: var(--shadow-sm);
  color: var(--color-ink);
  font-size: var(--text-small-size);
  line-height: 18px;
  font-weight: var(--font-weight-medium);
  text-align: left;
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--ease-standard), border-color var(--duration-fast) var(--ease-standard);
}
.t-chip > svg { color: var(--color-ink); }
.t-chip:hover, .t-chip.is-hover { background: var(--color-surface); border-color: var(--color-border); }

.t-chip-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-3); }

.t-wa-card {
  display: flex; align-items: center; gap: var(--space-3);
  width: 100%;
  min-height: 60px;
  padding: var(--space-3) var(--space-4) var(--space-3) var(--space-3);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-glass-border);
  background: linear-gradient(135deg, var(--color-wa-bg) 0%, var(--color-tint) 100%);
  color: var(--color-ink);
  font-size: var(--text-small-size);
  font-weight: var(--font-weight-semibold);
  text-align: left;
  cursor: pointer;
  transition: border-color var(--duration-fast) var(--ease-standard);
}
.t-wa-card:hover, .t-wa-card.is-hover { border-color: color-mix(in srgb, var(--color-wa) 45%, transparent); }
.t-wa-card .t-wa-icon { width: 36px; height: 36px; border-radius: var(--radius-sm); background: var(--color-surface); color: var(--color-wa-text); display: inline-flex; align-items: center; justify-content: center; }
.t-wa-card .t-grow { flex: 1; }
.t-wa-card > svg:last-child { color: var(--color-muted); }

.t-list {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  overflow: hidden;
}
.t-row {
  display: flex; align-items: center; gap: var(--space-3);
  width: 100%;
  min-height: var(--layout-tap-target);
  padding: 10px var(--space-3);
  border: none;
  background: transparent;
  color: var(--color-ink);
  font-size: var(--text-small-size);
  line-height: var(--text-small-line);
  font-weight: var(--font-weight-medium);
  text-align: left;
  text-decoration: none;
  cursor: pointer;
}
.t-row + .t-row { border-top: 1px solid var(--color-border); }
.t-row > svg:first-child { color: var(--color-ink); }
.t-row .t-grow { flex: 1; min-width: 0; }
.t-row .t-row-meta { color: var(--color-muted); font-size: var(--text-caption-size); font-weight: var(--font-weight-medium); }
.t-row > svg:last-child:not(:first-child) { color: var(--color-muted); }
.t-row:hover, .t-row.is-hover { background: var(--color-sunken); }
.t-row:disabled, .t-row.is-disabled { opacity: 0.5; cursor: not-allowed; }

.t-num-badge { width: 28px; height: 28px; border-radius: 50%; background: var(--color-wa-bg); color: var(--color-wa-text); font-size: 13px; font-weight: var(--font-weight-semibold); display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }

.t-card {
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-xl);
  background: var(--color-glass);
  -webkit-backdrop-filter: var(--blur-glass);
  backdrop-filter: var(--blur-glass);
  box-shadow: var(--shadow-sm);
  padding: var(--space-4);
}
.t-card--solid { background: var(--color-surface); border-color: var(--color-border); -webkit-backdrop-filter: none; backdrop-filter: none; }
.t-card-title { font-size: var(--text-caption-size); line-height: var(--text-caption-line); color: var(--color-muted); font-weight: var(--font-weight-medium); margin: 0 0 var(--space-3); }
.t-stack { display: flex; flex-direction: column; gap: var(--space-2); }
.t-stack-3 { display: flex; flex-direction: column; gap: var(--space-3); }
.t-inline { display: flex; align-items: center; gap: var(--space-2); flex-wrap: wrap; }

/* Rozetler */
.t-badge {
  display: inline-flex; align-items: center; gap: 4px;
  height: 22px; padding: 0 var(--space-2);
  border-radius: var(--radius-pill);
  font-size: 11px; line-height: 1; font-weight: var(--font-weight-semibold);
  font-variant-numeric: tabular-nums;
  background: var(--color-tint); color: var(--color-ink);
  white-space: nowrap;
}
.t-badge--plain { background: transparent; padding: 0; height: auto; font-size: var(--text-caption-size); }
.t-badge--success { background: var(--color-success-bg); color: var(--color-success); }
.t-badge--warning { background: var(--color-warning-bg); color: var(--color-warning); }
.t-badge--danger { background: var(--color-danger-bg); color: var(--color-danger); }

/* ---------- Dosya yükleme ---------- */

.t-dropzone {
  position: relative;
  display: flex; align-items: center; gap: var(--space-3);
  padding: var(--space-4);
  border: 1.5px dashed var(--color-border-strong);
  border-radius: var(--radius-md);
  background: var(--color-sunken);
  color: var(--color-secondary);
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--ease-standard), border-color var(--duration-fast) var(--ease-standard);
}
.t-dropzone input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.t-dropzone-icon { width: 40px; height: 40px; border-radius: var(--radius-sm); background: var(--color-surface); color: var(--color-ink); display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--color-border); }
.t-dropzone-text { display: flex; flex-direction: column; min-width: 0; flex: 1; }
.t-dropzone-text b { font-size: var(--text-small-size); line-height: var(--text-small-line); font-weight: var(--font-weight-semibold); color: var(--color-ink); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.t-dropzone-text span { font-size: var(--text-caption-size); line-height: var(--text-caption-line); color: var(--color-muted); }
.t-dropzone:hover, .t-dropzone.is-hover { border-color: var(--color-secondary); }
.t-dropzone:focus-within { outline: 2px solid var(--color-focus); outline-offset: 2px; }
.t-dropzone.is-drag { border-color: var(--color-primary); border-style: solid; background: var(--color-tint); }
.t-dropzone.is-selected { border-style: solid; border-color: var(--color-border); background: var(--color-surface); }
.t-dropzone.is-selected .t-dropzone-icon { background: var(--color-tint); border-color: transparent; }
.t-dropzone.is-error { border-color: var(--color-danger); background: var(--color-danger-bg); }
.t-dropzone.is-error .t-dropzone-icon { color: var(--color-danger); }
.t-dropzone.is-disabled { opacity: 0.6; cursor: not-allowed; }

.t-progress { height: 4px; border-radius: var(--radius-pill); background: var(--color-sunken); overflow: hidden; position: relative; }
.t-progress::after { content: ""; position: absolute; inset: 0 auto 0 0; width: 40%; border-radius: inherit; background: var(--color-primary); animation: t-indeterminate 1.3s var(--ease-standard) infinite; }
@keyframes t-indeterminate { from { transform: translateX(-100%); } to { transform: translateX(260%); } }

/* ---------- Doğrulama sonucu ---------- */

.t-result { display: flex; gap: var(--space-3); align-items: flex-start; padding: var(--space-4); border-radius: var(--radius-lg); border: 1px solid var(--color-border); background: var(--color-surface); }
.t-result-icon { width: 36px; height: 36px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; background: var(--color-tint); color: var(--color-ink); }
.t-result-body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: var(--space-1); }
.t-result-body b { font-size: var(--text-callout-size); line-height: var(--text-callout-line); font-weight: var(--font-weight-semibold); }
.t-result-body p { margin: 0; font-size: var(--text-small-size); line-height: var(--text-small-line); color: var(--color-secondary); }
.t-result-actions { display: flex; gap: var(--space-2); flex-wrap: wrap; margin-top: var(--space-3); }
.t-result--success { background: var(--color-success-bg); border-color: var(--color-success-border); }
.t-result--success .t-result-icon { background: var(--color-surface); color: var(--color-success); }
.t-result--success .t-result-body b { color: var(--color-success); }
.t-result--fail { background: var(--color-danger-bg); border-color: var(--color-danger-border); }
.t-result--fail .t-result-icon { background: var(--color-surface); color: var(--color-danger); }
.t-result--limit { background: var(--color-warning-bg); border-color: var(--color-warning-border); }
.t-result--limit .t-result-icon { background: var(--color-surface); color: var(--color-warning); }
.t-result--wa .t-btn--primary { background: var(--color-primary); }

/* ---------- Toast ---------- */

.t-toast-region { position: fixed; left: 50%; bottom: 128px; transform: translateX(-50%); z-index: var(--z-toast); display: flex; flex-direction: column; gap: var(--space-2); align-items: center; pointer-events: none; }
.t-toast {
  pointer-events: auto;
  display: inline-flex; align-items: center; gap: var(--space-3);
  min-height: 44px;
  max-width: min(92vw, 420px);
  padding: var(--space-2) var(--space-2) var(--space-2) var(--space-4);
  border-radius: var(--radius-pill);
  background: var(--color-ink);
  color: var(--color-bg);
  box-shadow: var(--shadow-md);
  font-size: var(--text-small-size);
  line-height: var(--text-small-line);
  font-weight: var(--font-weight-medium);
  animation: t-rise var(--duration-base) var(--ease-enter);
}
.t-toast:not(:has(.t-toast-action)) { padding-right: var(--space-5); }
.t-toast--success > svg { color: var(--color-success-border); }
.t-toast--error > svg { color: var(--color-danger-border); }
.t-toast-action { border: none; background: transparent; color: var(--color-bg); font-weight: var(--font-weight-semibold); padding: 6px var(--space-3); border-radius: var(--radius-pill); cursor: pointer; text-decoration: underline; text-underline-offset: 2px; }

/* ---------- Modal ---------- */

.t-overlay { position: fixed; inset: 0; z-index: var(--z-modal); background: var(--color-overlay); display: flex; align-items: center; justify-content: center; padding: var(--space-5); }
.t-overlay--static { position: relative; inset: auto; min-height: 100%; border-radius: var(--radius-xl); }
.t-modal {
  width: 100%;
  max-width: 480px;
  max-height: 80vh;
  display: flex; flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  animation: t-pop var(--duration-base) var(--ease-enter);
}
.t-modal--sm { max-width: 360px; }
.t-modal-head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); padding: var(--space-5) var(--space-5) var(--space-3) var(--space-6); border-bottom: 1px solid var(--color-border); }
.t-modal-head--plain { border-bottom: none; padding-bottom: 0; }
.t-modal-body { overflow-y: auto; padding: var(--space-4) var(--space-6) var(--space-6); font-size: var(--text-small-size); line-height: 22px; }
.t-modal-body p { margin: 0 0 var(--space-3); }
.t-modal-foot { display: flex; gap: var(--space-3); padding: 0 var(--space-6) var(--space-6); }
.t-modal-foot .t-btn { flex: 1; }
.t-modal--center .t-modal-body { display: flex; flex-direction: column; align-items: center; text-align: center; gap: var(--space-3); }
@keyframes t-pop { from { opacity: 0; transform: translateY(8px) scale(0.98); } to { opacity: 1; transform: none; } }

.t-steps { list-style: none; margin: 0; padding: 0; width: 100%; display: flex; flex-direction: column; gap: var(--space-2); text-align: left; }
.t-steps li { display: flex; align-items: center; gap: var(--space-3); padding: 10px var(--space-3); border-radius: var(--radius-md); background: var(--color-sunken); }
.t-steps li > span:first-child { width: 30px; height: 30px; border-radius: 50%; background: var(--color-primary); color: var(--color-on-primary); display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }

/* ---------- Üst bar (navbar) ---------- */

.t-topbar {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: var(--z-topbar);
  height: var(--layout-topbar-height);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 var(--space-4);
  pointer-events: none;
}
.t-topbar > * { pointer-events: auto; }
.t-topbar--static { position: relative; }

/* Yan panel (drawer) */
.t-panel {
  width: var(--layout-panel-width);
  max-width: 86vw;
  height: 100%;
  display: flex; flex-direction: column;
  padding: var(--space-5) var(--space-5) var(--space-6);
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  box-shadow: 0 0 40px rgba(var(--color-shadow), 0.1);
  overflow-y: auto;
}
.t-panel-head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); margin-bottom: var(--space-5); }
.t-brand { display: flex; align-items: center; gap: var(--space-3); min-width: 0; }
.t-brand img { width: 44px; height: 44px; border-radius: var(--radius-md); }
.t-brand-text { display: flex; flex-direction: column; }
.t-brand-text b { font-size: var(--text-title-3-size); line-height: var(--text-title-3-line); font-weight: var(--font-weight-semibold); color: var(--color-ink); }
.t-brand-text span { font-size: var(--text-caption-size); line-height: var(--text-caption-line); color: var(--color-muted); font-weight: var(--font-weight-regular); }
.t-panel-section { border-top: 1px solid var(--color-border); padding-top: var(--space-3); margin-top: var(--space-3); }
.t-panel-section:first-of-type { border-top: none; margin-top: 0; padding-top: 0; }
.t-disclosure { width: 100%; display: flex; align-items: center; gap: var(--space-3); min-height: var(--layout-tap-target); padding: 0 2px; background: none; border: none; cursor: pointer; color: var(--color-ink); font-size: var(--text-callout-size); line-height: var(--text-callout-line); font-weight: var(--font-weight-medium); text-align: left; border-radius: var(--radius-sm); }
.t-disclosure > svg:first-child { color: var(--color-ink); }
.t-disclosure .t-grow { flex: 1; }
.t-disclosure > svg:last-child { color: var(--color-muted); transition: transform var(--duration-base) var(--ease-standard); }
.t-disclosure[aria-expanded="true"] > svg:last-child { transform: rotate(180deg); }
.t-panel-body { display: flex; flex-direction: column; gap: var(--space-3); padding: var(--space-1) 2px var(--space-2); }
.t-panel-foot { margin-top: auto; padding-top: var(--space-4); border-top: 1px solid var(--color-border); display: flex; flex-direction: column; gap: var(--space-2); color: var(--color-muted); font-size: var(--text-caption-size); line-height: 18px; }
.t-panel-foot .t-inline { flex-wrap: nowrap; align-items: flex-start; }
.t-panel-foot .t-center { text-align: center; }

.t-calendar-now { padding: var(--space-3) var(--space-4); background: var(--color-sunken); border-bottom: 1px solid var(--color-border); display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); }
.t-calendar-now b { font-size: var(--text-callout-size); line-height: 20px; font-weight: var(--font-weight-semibold); color: var(--color-ink); }

/* ---------- Alt bölüm (dock / footer) ---------- */

.t-dock {
  position: fixed; left: 0; right: 0; bottom: 0;
  z-index: var(--z-dock);
  display: flex; flex-direction: column; align-items: center;
  padding: var(--space-3) var(--layout-gutter) var(--space-5);
  background: linear-gradient(180deg, transparent, var(--color-bg) 34%);
}
.t-dock--static { position: relative; }
.t-dock .t-composer { max-width: 680px; }
.t-disclaimer { margin-top: var(--space-3); text-align: center; color: var(--color-muted); font-size: 11.5px; line-height: 16px; display: flex; flex-direction: column; gap: 2px; }
.t-disclaimer nav { display: flex; justify-content: center; flex-wrap: wrap; gap: 0 var(--space-2); }
.t-disclaimer button, .t-disclaimer a { background: none; border: none; padding: 2px 0; font-size: inherit; line-height: inherit; color: var(--color-muted); text-decoration: underline; text-underline-offset: 2px; cursor: pointer; border-radius: var(--radius-xs); }
.t-disclaimer button:hover, .t-disclaimer a:hover { color: var(--color-ink); }
.t-disclaimer .t-dot { color: var(--color-muted); }

.t-scroll-fab { width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--color-border); background: var(--color-surface); color: var(--color-ink); box-shadow: var(--shadow-md); display: inline-flex; align-items: center; justify-content: center; cursor: pointer; }

/* ---------- Boş / hata / bağlantı durumları ---------- */

.t-hero { display: flex; flex-direction: column; align-items: flex-start; gap: var(--space-2); padding-left: 10px; }
.t-hero .t-display { color: var(--color-ink); }
.t-hero > p { color: var(--color-secondary); font-size: var(--text-callout-size); line-height: var(--text-callout-line); font-weight: var(--font-weight-regular); margin: 0 0 var(--space-2); max-width: 460px; }

.t-empty { display: flex; flex-direction: column; align-items: center; text-align: center; gap: var(--space-3); padding: var(--space-10) var(--space-5); }
.t-empty-art { width: 64px; height: 64px; border-radius: var(--radius-xl); background: var(--color-tint); color: var(--color-ink); display: inline-flex; align-items: center; justify-content: center; margin-bottom: var(--space-1); }
.t-empty-art img { width: 64px; height: auto; }
.t-empty-art--warning { background: var(--color-warning-bg); color: var(--color-warning); }
/* Maskot boş durumlarda beyaz plaka üzerinde durur (LOGO.md). */
.t-empty-art--mascot { background: var(--color-logo-plate); width: auto; height: auto; padding: var(--space-3); border-radius: var(--radius-2xl); box-shadow: var(--shadow-xs); }
.t-empty-art--mascot img { width: 96px; }
.t-empty p { margin: 0; max-width: 360px; color: var(--color-secondary); font-size: var(--text-small-size); line-height: 22px; }
.t-empty .t-inline { justify-content: center; margin-top: var(--space-2); }

.t-banner {
  display: flex; align-items: center; gap: var(--space-3);
  padding: 10px var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-small-size);
  line-height: var(--text-small-line);
  font-weight: var(--font-weight-medium);
  background: var(--color-warning-bg);
  border: 1px solid var(--color-warning-border);
  color: var(--color-ink);
}
.t-banner > svg { color: var(--color-warning); }
.t-banner .t-grow { flex: 1; }
.t-banner--info { background: var(--color-tint); border-color: var(--color-border); }
.t-banner--info > svg { color: var(--color-ink); }
.t-banner--success { background: var(--color-success-bg); border-color: var(--color-success-border); }
.t-banner--success > svg { color: var(--color-success); }
/* Duyuru şeridi: kapatılabilir bilgi şeridi. Metin bir cümle, en fazla bir link; kapatma butonu sağda. */
.t-banner--dismissible { padding-right: var(--space-1); }
.t-banner > .t-icon-btn { margin-block: calc(-1 * var(--space-2)); }
.t-banner .t-link { font-weight: var(--font-weight-semibold); white-space: nowrap; }

/* Admin: geri bildirim girdisi */
.t-entry { display: block; width: 100%; text-align: left; padding: var(--space-4); border-radius: var(--radius-lg); border: 1px solid var(--color-border); background: var(--color-surface); cursor: pointer; color: var(--color-ink); }
.t-entry + .t-entry { margin-top: var(--space-2); }
.t-entry-head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); margin-bottom: var(--space-2); }
.t-entry-topic { display: flex; align-items: center; gap: var(--space-2); font-size: var(--text-caption-size); line-height: var(--text-caption-line); font-weight: var(--font-weight-semibold); color: var(--color-ink); }
.t-entry-date { font-size: var(--text-caption-size); color: var(--color-muted); font-variant-numeric: tabular-nums; }
.t-entry p { margin: 0; font-size: var(--text-small-size); line-height: 22px; white-space: pre-wrap; }
.t-entry.is-unread { border-left: 3px solid var(--color-primary); background: var(--color-tint); }
.t-entry:hover, .t-entry.is-hover { border-color: var(--color-border-strong); }

/* ---------- Masaüstü ---------- */

@media (min-width: 900px) {
  .t-chip-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-4); }
  .t-chip { padding: 14px; }
  .t-panel { width: var(--layout-panel-width-desktop); }
  .t-dock .t-composer { max-width: var(--layout-composer-max); }
  .t-topbar { padding: 0 18px; }
}


/* ---------- Görünüm katmanı (v1.5) ----------
   Buzlu büyük kartlar, hap butonlar, yuvarlak üst bar butonları, yüzen giriş alanı.
   Asistan cevabı balonsuz kalır (ilke 1); kart görünümü sadece kartlarda, sonuçlarda ve form alanlarında.
   Renkler mevcut token'lardan color-mix ile türetilir, yeni değer yok. */
.t-card,
.t-result,
.t-source-card,
.t-dropzone,
.t-entry {
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-glass-border);
  background: color-mix(in srgb, var(--color-surface) 80%, transparent);
  -webkit-backdrop-filter: var(--blur-glass-strong);
  backdrop-filter: var(--blur-glass-strong);
  box-shadow: var(--shadow-md);
}
.t-card { padding: var(--space-5); }
.t-result { padding: var(--space-5); }
.t-card-title { font-size: var(--text-small-size); line-height: var(--text-small-line); font-weight: var(--font-weight-regular); color: var(--color-muted); margin-bottom: var(--space-3); }

.t-hero { padding-left: var(--space-1); }
.t-two-tone > span:first-child { font-weight: var(--font-weight-semibold); color: var(--color-ink); }
.t-two-tone > span:last-child { font-weight: var(--font-weight-regular); color: var(--color-link); }

.t-chip {
  background: color-mix(in srgb, var(--color-surface) 72%, transparent);
  -webkit-backdrop-filter: var(--blur-glass-strong);
  backdrop-filter: var(--blur-glass-strong);
}
.t-chip > svg { color: var(--color-ink); }
.t-wa-card { border-radius: var(--radius-2xl); min-height: 64px; box-shadow: var(--shadow-md); }

.t-btn { border-radius: var(--radius-pill); }
.t-btn--primary { min-height: 48px; padding-inline: var(--space-6); box-shadow: var(--shadow-sm); }
.t-btn--block { min-height: 52px; }

.t-topbar .t-icon-btn { width: 44px; height: 44px; border-radius: var(--radius-pill); background: color-mix(in srgb, var(--color-surface) 55%, transparent); }

.t-msg--user { border-radius: var(--radius-xl) var(--radius-xl) var(--radius-xs) var(--radius-xl); background: color-mix(in srgb, var(--color-tint) 85%, transparent); border-color: var(--color-glass-border); }

.t-composer { border-radius: var(--radius-pill); background: color-mix(in srgb, var(--color-surface) 82%, transparent); }

.t-source-chip { border-radius: var(--radius-pill); }
.t-banner { border-radius: var(--radius-xl); background: color-mix(in srgb, var(--color-surface) 75%, transparent); -webkit-backdrop-filter: var(--blur-glass-strong); backdrop-filter: var(--blur-glass-strong); }
.t-banner--info { background: color-mix(in srgb, var(--color-tint) 80%, transparent); }
.t-banner--success { background: var(--color-success-bg); }

.t-modal { border-radius: var(--radius-2xl); }
.t-panel .t-list { border-radius: var(--radius-xl); }
.t-empty-art:not(.t-empty-art--mascot) { border-radius: var(--radius-pill); }


/* ---------- Cevap çevresi (v1.6): geri bildirim, takip soruları, tablo, bilgi yok ---------- */
a.t-msg-action, a.t-followup, a.t-choice { text-decoration: none; }
.t-msg-action { min-height: var(--layout-tap-target); }
.t-msg-action--icon { width: var(--layout-tap-target); justify-content: center; padding: 0; border-radius: var(--radius-pill); }
.t-msg-action[aria-pressed="true"] { color: var(--color-ink); background: var(--color-tint); }
.t-msg-actions-sep { width: 1px; height: var(--space-4); align-self: center; margin: 0 var(--space-1); background: var(--color-border); }

/* Cevaba geri bildirim: satır içi, modal değil. Önce seçenek, sonra isteğe bağlı not. */
.t-feedback {
  align-self: flex-start; width: 100%; max-width: var(--layout-message-max);
  display: flex; flex-direction: column; gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-glass-border);
  background: color-mix(in srgb, var(--color-surface) 80%, transparent);
  -webkit-backdrop-filter: var(--blur-glass-strong);
  backdrop-filter: var(--blur-glass-strong);
  box-shadow: var(--shadow-sm);
}
.t-feedback-title { margin: 0; font-size: var(--text-small-size); line-height: var(--text-small-line); font-weight: var(--font-weight-semibold); color: var(--color-ink); }
.t-feedback-actions { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.t-feedback--sent { flex-direction: row; align-items: center; gap: var(--space-2); padding: var(--space-3) var(--space-4); color: var(--color-success); font-size: var(--text-small-size); line-height: var(--text-small-line); font-weight: var(--font-weight-medium); }
.t-feedback--sent > svg { flex-shrink: 0; }

/* Seçim çipi: açılıp kapanan seçenek (aria-pressed) */
.t-choices { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.t-choice {
  display: inline-flex; align-items: center; gap: var(--space-2);
  min-height: var(--layout-tap-target); padding: 0 var(--space-4);
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-secondary);
  font: inherit; font-size: var(--text-small-size); line-height: var(--text-small-line); font-weight: var(--font-weight-medium);
  cursor: pointer;
}
.t-choice:hover, .t-choice.is-hover { color: var(--color-ink); border-color: var(--color-border-strong); }
.t-choice[aria-pressed="true"] { background: var(--color-tint); border-color: var(--color-primary); color: var(--color-ink); }
.t-choice:focus-visible, .t-choice.is-focus { outline: 2px solid var(--color-focus); outline-offset: 2px; }

/* Takip soruları: cevabın altında en fazla 3 öneri */
.t-followups { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); max-width: var(--layout-message-max); }
.t-followups-label { width: 100%; font-size: var(--text-caption-size); line-height: var(--text-caption-line); font-weight: var(--font-weight-medium); color: var(--color-secondary); }
.t-followup {
  display: inline-flex; align-items: center; gap: var(--space-2);
  min-height: var(--layout-tap-target); padding: 0 var(--space-4);
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-glass-border);
  background: color-mix(in srgb, var(--color-surface) 72%, transparent);
  -webkit-backdrop-filter: var(--blur-glass-strong);
  backdrop-filter: var(--blur-glass-strong);
  box-shadow: var(--shadow-xs);
  color: var(--color-ink);
  font-size: var(--text-small-size); line-height: var(--text-small-line); font-weight: var(--font-weight-medium);
}
.t-followup > svg { color: var(--color-ink); }
.t-followup:hover, .t-followup.is-hover { background: var(--color-surface); }

/* Cevap içi tablo: geniş tablo kendi kutusunda yatay kayar */
.t-table-wrap { overflow-x: auto; margin: var(--space-3) 0; border-radius: var(--radius-lg); border: 1px solid var(--color-border); background: color-mix(in srgb, var(--color-surface) 70%, transparent); }
.t-msg--bot table { width: 100%; border-collapse: collapse; font-size: var(--text-small-size); line-height: var(--text-small-line); font-variant-numeric: tabular-nums; }
.t-msg--bot th { text-align: left; padding: var(--space-2) var(--space-3); font-weight: var(--font-weight-semibold); color: var(--color-secondary); background: color-mix(in srgb, var(--color-sunken) 80%, transparent); }
.t-msg--bot td { padding: var(--space-2) var(--space-3); border-top: 1px solid var(--color-border); vertical-align: top; }
.t-msg--bot td:first-child { color: var(--color-secondary); font-weight: var(--font-weight-medium); white-space: nowrap; }

/* Bilgi yok: cevap yine balonsuz; altında kaynak olmadığını söyleyen not ve bir sonraki adım */
.t-msg-note { display: flex; align-items: center; gap: var(--space-2); margin-top: calc(var(--space-2) * -1); color: var(--color-secondary); font-size: var(--text-caption-size); line-height: var(--text-caption-line); font-weight: var(--font-weight-medium); }
.t-msg-cta { display: flex; flex-wrap: wrap; gap: var(--space-2); }

/* ---------- Cevap kartları (v1.7): takvim, adım ve kişi kartı ----------
   Cevap metni balonsuz kalır; kart, metnin altında ayrı bir yüzey olarak durur.
   Bir cevapta en fazla bir kart. Kart içeriği kaynak belgeden gelir, model uydurmaz. */
.t-answer-card {
  align-self: flex-start; width: 100%; max-width: var(--layout-message-max);
  display: flex; flex-direction: column; gap: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-glass-border);
  background: color-mix(in srgb, var(--color-surface) 80%, transparent);
  -webkit-backdrop-filter: var(--blur-glass-strong);
  backdrop-filter: var(--blur-glass-strong);
  box-shadow: var(--shadow-sm);
  animation: t-rise var(--duration-slow) var(--ease-enter);
}
.t-answer-card-head { display: flex; align-items: center; gap: var(--space-3); }
.t-answer-card-icon { flex-shrink: 0; display: inline-flex; align-items: center; justify-content: center; width: var(--space-10); height: var(--space-10); border-radius: var(--radius-pill); background: var(--color-tint); color: var(--color-ink); }
.t-answer-card-title { display: flex; flex-direction: column; min-width: 0; }
.t-answer-card-title b { font-size: var(--text-callout-size); line-height: var(--text-callout-line); font-weight: var(--font-weight-semibold); color: var(--color-ink); }
.t-answer-card-title span { font-size: var(--text-caption-size); line-height: var(--text-caption-line); color: var(--color-secondary); }
.t-answer-card-foot { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); }
.t-answer-card .t-banner { border-radius: var(--radius-lg); }

/* Takvim kartı: öne çıkan tarih + sonraki birkaç tarih */
.t-date-hero { display: flex; align-items: center; gap: var(--space-4); }
.t-date-tile {
  flex-shrink: 0; display: flex; flex-direction: column; align-items: center; justify-content: center;
  width: var(--space-16); padding: var(--space-2) 0;
  border-radius: var(--radius-xl);
  background: var(--color-tint); color: var(--color-ink);
  font-variant-numeric: tabular-nums;
}
.t-date-tile-month { font-size: var(--text-caption-size); line-height: var(--text-caption-line); font-weight: var(--font-weight-semibold); }
.t-date-tile-day { font-size: var(--text-title-1-size); line-height: var(--text-title-1-line); font-weight: var(--font-weight-bold); letter-spacing: var(--text-title-1-tracking); }
.t-date-tile-weekday { font-size: var(--text-caption-size); line-height: var(--text-caption-line); font-weight: var(--font-weight-medium); }
.t-date-hero-body { display: flex; flex-direction: column; align-items: flex-start; gap: var(--space-1); min-width: 0; }
.t-date-hero-body b { font-size: var(--text-callout-size); line-height: var(--text-callout-line); font-weight: var(--font-weight-semibold); color: var(--color-ink); }
.t-date-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--color-border); }
.t-date-list li { display: flex; align-items: baseline; gap: var(--space-3); padding: var(--space-2) 0; font-size: var(--text-small-size); line-height: var(--text-small-line); color: var(--color-ink); }
.t-date-list li + li { border-top: 1px solid var(--color-border); }
.t-date-list time { flex-shrink: 0; min-width: var(--space-16); white-space: nowrap; color: var(--color-secondary); font-weight: var(--font-weight-medium); font-variant-numeric: tabular-nums; }

/* Adım kartı: numaralı süreç, adımlar dikey çizgiyle bağlı */
.t-process { list-style: none; margin: 0; padding: 0; counter-reset: t-process; display: flex; flex-direction: column; }
.t-process-step { position: relative; display: grid; grid-template-columns: var(--space-8) 1fr; column-gap: var(--space-3); padding-bottom: var(--space-4); counter-increment: t-process; }
.t-process-step:last-child { padding-bottom: 0; }
.t-process-step > * { grid-column: 2; }
.t-process-step::before {
  content: counter(t-process);
  grid-column: 1; grid-row: 1 / span 2; align-self: start;
  display: inline-flex; align-items: center; justify-content: center;
  width: var(--space-8); height: var(--space-8);
  border-radius: var(--radius-pill);
  background: var(--color-tint); color: var(--color-ink);
  font-size: var(--text-small-size); font-weight: var(--font-weight-semibold); font-variant-numeric: tabular-nums;
}
.t-process-step::after { content: ""; position: absolute; left: calc(var(--space-8) / 2); top: calc(var(--space-8) + var(--space-1)); bottom: var(--space-1); width: 1px; background: var(--color-border); }
.t-process-step:last-child::after { display: none; }
.t-process-title { display: flex; align-items: center; min-height: var(--space-8); font-size: var(--text-small-size); line-height: var(--text-small-line); font-weight: var(--font-weight-semibold); color: var(--color-ink); }
.t-process-step p { margin: 0; font-size: var(--text-small-size); line-height: var(--text-small-line); color: var(--color-secondary); }

/* Kişi kartı: ad, görev, kopyalanabilir e-posta ve iletişim eylemleri */
.t-people { display: flex; flex-direction: column; border-top: 1px solid var(--color-border); }
.t-person { display: flex; flex-direction: column; gap: var(--space-3); padding: var(--space-4) 0; }
.t-person:last-child { padding-bottom: 0; }
.t-person + .t-person { border-top: 1px solid var(--color-border); }
.t-person-head { display: flex; align-items: center; gap: var(--space-3); }
.t-avatar { flex-shrink: 0; display: inline-flex; align-items: center; justify-content: center; width: var(--space-10); height: var(--space-10); border-radius: var(--radius-pill); background: var(--color-tint); color: var(--color-ink); font-size: var(--text-small-size); font-weight: var(--font-weight-semibold); }
.t-person-name { display: flex; flex-direction: column; min-width: 0; }
.t-person-name b { font-size: var(--text-callout-size); line-height: var(--text-callout-line); font-weight: var(--font-weight-semibold); color: var(--color-ink); }
.t-person-name span { font-size: var(--text-caption-size); line-height: var(--text-caption-line); color: var(--color-secondary); }
.t-copy-field {
  display: flex; align-items: center; gap: var(--space-2);
  min-height: var(--layout-tap-target); padding: 0 0 0 var(--space-4);
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
}
.t-copy-field > span { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: var(--text-small-size); line-height: var(--text-small-line); color: var(--color-ink); }
.t-copy-field .t-icon-btn { flex-shrink: 0; border-radius: var(--radius-pill); }
.t-copy-field.is-copied { border-color: var(--color-success-border); }
.t-copy-field.is-copied .t-icon-btn { color: var(--color-success); }
.t-person-actions { display: flex; flex-wrap: wrap; gap: var(--space-2); }

/* ---------- Numaralı atıf (v1.9) ----------
   Cevap içindeki [n] işareti, alttaki n numaralı kaynak çipiyle eşleşir. Dokununca o kaynağın kartı açılır,
   işaretin ait olduğu cümle vurgulanır, çip seçili görünür. Cümle içindeki hedef olduğu için 24 px alt sınırından muaftır (WCAG 2.5.8). */
.t-cite {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: var(--space-5); height: var(--space-5); padding: 0 var(--space-1);
  margin-left: var(--space-1);
  position: relative; top: -0.15em;
  border-radius: var(--radius-pill);
  background: var(--color-tint); color: var(--color-ink);
  font-size: var(--text-caption-size); line-height: 1; font-weight: var(--font-weight-semibold);
  font-variant-numeric: tabular-nums;
  text-decoration: none; cursor: pointer;
  transition: background var(--duration-fast) var(--ease-standard), color var(--duration-fast) var(--ease-standard);
}
.t-cite:hover, .t-cite.is-hover { background: var(--color-accent-soft); }
.t-cite[aria-expanded="true"] { background: var(--color-primary); color: var(--color-on-primary); }
.t-cite:focus-visible, .t-cite.is-focus { outline: 2px solid var(--color-focus); outline-offset: 2px; }
.t-cited { background: var(--color-tint); color: inherit; border-radius: var(--radius-xs); padding: 0 var(--space-1); -webkit-box-decoration-break: clone; box-decoration-break: clone; }

/* ---------- Yönetim paneli (v1.10): sekmeler, sayı kartları, grafikler ----------
   Grafikler tek renk (--color-primary) çizilir; kategori rengi yok. Her grafiğin altında
   aynı verinin tablosu bulunur (erişilebilirlik ve dışa aktarım için). */
.t-tabs { display: flex; gap: var(--space-1); padding: var(--space-1); margin: 0 0 var(--space-6); overflow-x: auto; border-radius: var(--radius-pill); border: 1px solid var(--color-glass-border); background: color-mix(in srgb, var(--color-surface) 70%, transparent); -webkit-backdrop-filter: var(--blur-glass-strong); backdrop-filter: var(--blur-glass-strong); scrollbar-width: none; }
.t-tab { flex-shrink: 0; display: inline-flex; align-items: center; gap: var(--space-2); min-height: var(--layout-tap-target); padding: 0 var(--space-4); border-radius: var(--radius-pill); color: var(--color-secondary); font-size: var(--text-small-size); line-height: var(--text-small-line); font-weight: var(--font-weight-medium); text-decoration: none; white-space: nowrap; }
.t-tab:hover, .t-tab.is-hover { color: var(--color-ink); }
.t-tab[aria-current="page"] { background: var(--color-surface); color: var(--color-ink); font-weight: var(--font-weight-semibold); box-shadow: var(--shadow-xs); }
.t-tab:focus-visible, .t-tab.is-focus { outline: 2px solid var(--color-focus); outline-offset: 2px; }
.t-tab .t-badge { height: var(--space-5); }

.t-stat-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-3); }
@media (max-width: 899px) { .t-stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.t-stat { display: flex; flex-direction: column; gap: var(--space-1); padding: var(--space-4); border-radius: var(--radius-xl); border: 1px solid var(--color-border); background: var(--color-surface); color: var(--color-ink); text-decoration: none; }
a.t-stat:hover { border-color: var(--color-border-strong); }
.t-stat-label { font-size: var(--text-caption-size); line-height: var(--text-caption-line); color: var(--color-secondary); font-weight: var(--font-weight-medium); }
.t-stat-value { font-size: var(--text-title-1-size); line-height: var(--text-title-1-line); font-weight: var(--font-weight-bold); letter-spacing: var(--text-title-1-tracking); font-variant-numeric: tabular-nums; }
.t-stat-delta { display: inline-flex; align-items: center; gap: var(--space-1); font-size: var(--text-caption-size); line-height: var(--text-caption-line); color: var(--color-secondary); font-variant-numeric: tabular-nums; }

.t-dash-card { display: flex; flex-direction: column; gap: var(--space-4); padding: var(--space-5); border-radius: var(--radius-2xl); border: 1px solid var(--color-glass-border); background: color-mix(in srgb, var(--color-surface) 82%, transparent); -webkit-backdrop-filter: var(--blur-glass-strong); backdrop-filter: var(--blur-glass-strong); box-shadow: var(--shadow-sm); }
.t-dash-card-head { display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-3); flex-wrap: wrap; }
.t-dash-card-head h2 { margin: 0; font-size: var(--text-callout-size); line-height: var(--text-callout-line); font-weight: var(--font-weight-semibold); color: var(--color-ink); }
.t-dash-card-head span { font-size: var(--text-caption-size); line-height: var(--text-caption-line); color: var(--color-muted); }

/* Sütun grafiği: dönemlere göre tek ölçü. Sadece son dönemin değeri yazılır, diğerleri ipucu ve tabloda. */
.t-colchart { display: grid; grid-template-columns: repeat(var(--cols, 8), minmax(0, 1fr)); align-items: end; gap: var(--space-2); height: 160px; padding-top: var(--space-5); border-bottom: 1px solid var(--color-border-strong); }
.t-col { position: relative; height: var(--h); min-height: var(--space-1); border-radius: var(--radius-xs) var(--radius-xs) 0 0; background: var(--color-primary); }
.t-col-value { position: absolute; bottom: 100%; left: 50%; transform: translateX(-50%); padding-bottom: var(--space-1); font-size: var(--text-caption-size); line-height: var(--text-caption-line); font-weight: var(--font-weight-semibold); color: var(--color-ink); font-variant-numeric: tabular-nums; white-space: nowrap; }
.t-colchart-x { display: grid; grid-template-columns: repeat(var(--cols, 8), minmax(0, 1fr)); gap: var(--space-2); margin-top: var(--space-2); font-size: var(--text-caption-size); line-height: var(--text-caption-line); color: var(--color-muted); text-align: center; font-variant-numeric: tabular-nums; }

/* Yatay çubuk listesi: kategorilere göre tek ölçü, büyükten küçüğe */
.t-bars { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--space-3); }
.t-bar { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: var(--space-1) var(--space-3); font-size: var(--text-small-size); line-height: var(--text-small-line); color: var(--color-ink); }
.t-bar-value { color: var(--color-secondary); font-variant-numeric: tabular-nums; }
.t-bar-track { grid-column: 1 / -1; height: var(--space-2); border-radius: var(--radius-pill); background: var(--color-sunken); overflow: hidden; }
.t-bar-fill { display: block; height: 100%; width: var(--w); border-radius: var(--radius-pill); background: var(--color-primary); }

/* Grafiğin tablo görünümü */
.t-chart-table summary { cursor: pointer; font-size: var(--text-caption-size); line-height: var(--text-caption-line); color: var(--color-ink); font-weight: var(--font-weight-medium); }
.t-chart-table table { width: 100%; margin-top: var(--space-2); border-collapse: collapse; font-size: var(--text-small-size); font-variant-numeric: tabular-nums; }
.t-chart-table th, .t-chart-table td { padding: var(--space-1) var(--space-2); text-align: left; border-top: 1px solid var(--color-border); }
.t-chart-table th { color: var(--color-secondary); font-weight: var(--font-weight-medium); }

/* Bilgi boşluğu ve olumsuz geri bildirim kaydı (t-entry üzerine) */
.t-entry-quote { margin: 0 0 var(--space-3); color: var(--color-secondary); font-size: var(--text-small-size); line-height: var(--text-small-line); }
.t-entry-foot { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); flex-wrap: wrap; margin-top: var(--space-3); }
div.t-entry { cursor: default; }
.t-entry-head { flex-wrap: wrap; row-gap: var(--space-1); }

/* ---------- GNO hesaplayıcı (v1.11) ----------
   Tamamen tarayıcıda çalışır, sunucuya veri gitmez. Ortalama AKTS ağırlıklıdır (Yönetmelik Madde 17):
   üç haneyle hesaplanır, iki haneye yarım yukarı yuvarlanır. Tekrar edilen dersin son notu geçerlidir. */
.t-wa-card.t-tool-card { background: color-mix(in srgb, var(--color-surface) 80%, transparent); -webkit-backdrop-filter: var(--blur-glass-strong); backdrop-filter: var(--blur-glass-strong); }
.t-wa-card.t-tool-card:hover, .t-wa-card.t-tool-card.is-hover { border-color: var(--color-border-strong); }
.t-wa-card.t-tool-card .t-wa-icon { background: var(--color-tint); color: var(--color-ink); }
.t-tool-card-sub { display: block; font-size: var(--text-caption-size); line-height: var(--text-caption-line); font-weight: var(--font-weight-regular); color: var(--color-secondary); }

.t-page-head { display: flex; flex-direction: column; gap: var(--space-1); padding: var(--space-4) 0 var(--space-5); }
.t-page-head h1 { margin: 0; font-size: var(--text-title-1-size); line-height: var(--text-title-1-line); font-weight: var(--font-weight-bold); letter-spacing: var(--text-title-1-tracking); color: var(--color-ink); }
.t-page-head p { margin: 0; font-size: var(--text-small-size); line-height: var(--text-small-line); color: var(--color-secondary); }

/* Yarıyıl geçişi: oklar ve noktalar; mobilde yarıyıl kartları yatay kaydırılır (scroll-snap) */
.t-stepper { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); }
.t-stepper-label { display: flex; flex-direction: column; align-items: center; gap: var(--space-1); min-width: 0; }
.t-stepper-label b { font-size: var(--text-callout-size); line-height: var(--text-callout-line); font-weight: var(--font-weight-semibold); color: var(--color-ink); }
.t-dots { display: flex; gap: var(--space-1); }
.t-dot-i { width: var(--space-2); height: var(--space-2); border-radius: var(--radius-pill); background: var(--color-border-strong); }
.t-dot-i.is-done { background: var(--color-accent); }
.t-dot-i[aria-current="true"] { width: var(--space-5); background: var(--color-primary); }
.t-snap { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; gap: var(--space-4); }
.t-snap > * { flex: 0 0 100%; scroll-snap-align: start; }

/* Ders satırı: ad, kod ve AKTS solda; harf notu seçimi sağda */
.t-courses { display: flex; flex-direction: column; }
.t-course { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: var(--space-1) var(--space-3); padding: var(--space-3) 0; }
.t-course + .t-course { border-top: 1px solid var(--color-border); }
.t-course-name { display: flex; flex-direction: column; min-width: 0; font-size: var(--text-small-size); line-height: var(--text-small-line); font-weight: var(--font-weight-medium); color: var(--color-ink); }
.t-course-meta { font-size: var(--text-caption-size); line-height: var(--text-caption-line); font-weight: var(--font-weight-regular); color: var(--color-secondary); font-variant-numeric: tabular-nums; }
.t-course .t-select { width: auto; min-width: 96px; border-radius: var(--radius-pill); font-weight: var(--font-weight-semibold); font-variant-numeric: tabular-nums; }
.t-course .t-select.is-empty { color: var(--color-muted); font-weight: var(--font-weight-regular); }
.t-course-slot .t-select { width: 100%; min-width: 0; border-radius: var(--radius-lg); font-weight: var(--font-weight-regular); }
.t-course.is-excluded .t-course-name { color: var(--color-secondary); }

/* Sonuç çubuğu: sohbet giriş alanının yerinde, sayfanın altında sabit */
.t-calc-bar { display: flex; align-items: center; gap: var(--space-4); width: 100%; max-width: var(--layout-composer-max); padding: var(--space-3) var(--space-3) var(--space-3) var(--space-5); border-radius: var(--radius-pill); background: var(--color-primary); color: var(--color-on-primary); box-shadow: var(--shadow-md); }
.t-calc-bar-value { font-size: var(--text-title-2-size); line-height: var(--text-title-2-line); font-weight: var(--font-weight-bold); font-variant-numeric: tabular-nums; }
.t-calc-bar-text { display: flex; flex-direction: column; flex: 1; min-width: 0; font-size: var(--text-caption-size); line-height: var(--text-caption-line); }
.t-calc-bar-text b { font-size: var(--text-small-size); line-height: var(--text-small-line); font-weight: var(--font-weight-semibold); }
.t-calc-bar .t-btn { background: var(--color-on-primary); color: var(--color-ink); border-color: transparent; }

/* Eşikler: yönetmelikteki sınırlar ve durum (ikon + metin, renk tek başına anlam taşımaz) */
.t-thresholds { list-style: none; margin: 0; padding: 0; }
.t-threshold { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: var(--space-3); padding: var(--space-3) 0; font-size: var(--text-small-size); line-height: var(--text-small-line); color: var(--color-ink); }
.t-threshold + .t-threshold { border-top: 1px solid var(--color-border); }
.t-threshold > svg { color: var(--color-muted); }
.t-threshold.is-met > svg { color: var(--color-success); }
.t-threshold-label { display: flex; flex-direction: column; min-width: 0; }
.t-threshold-label span { font-size: var(--text-caption-size); line-height: var(--text-caption-line); color: var(--color-secondary); }
.t-threshold-value { font-weight: var(--font-weight-semibold); font-variant-numeric: tabular-nums; }
.t-big-number { font-size: var(--text-display-size); line-height: var(--text-display-line); font-weight: var(--font-weight-bold); letter-spacing: var(--text-display-tracking); color: var(--color-ink); font-variant-numeric: tabular-nums; }

/* ---------- Zemin yönü (v1.12) ----------
   Sayfa zemini artık aşağı doğru maviye koyulaşır. Dock, sayfanın en alt tonuyla birleşir; dipnot metni bu zeminde --color-secondary olur (muted 3.6:1 kalıyordu). */
.p-app .t-dock { background: linear-gradient(180deg, transparent, color-mix(in srgb, var(--color-accent) 28%, var(--color-bg)) 34%); }
.p-app .t-disclaimer, .p-app .t-disclaimer a, .p-app .t-disclaimer button, .p-app .t-disclaimer .t-dot { color: var(--color-secondary); }
.p-app .t-disclaimer a:hover, .p-app .t-disclaimer button:hover { color: var(--color-ink); }
/* v1.13: --color-muted bu zeminin alt yarısında ve cam kartlarda 3,7-4,4:1 kalıyor (AA 4,5). Dipnot kararı zeminde
   ve cam yüzeyde duran tüm ikincil metinlere genişletilir; "gönderildi" satırının yeşili cam üstünde 4,1:1 kaldığı için zemini opak. */
.p-app { --color-muted: var(--color-secondary); }
.p-app .t-feedback--sent { background: var(--color-surface); }

/* GNO hedef planlayıcı (v1.12): "ne olur" kutusu ve uyarı kartı */
.t-whatif { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; gap: var(--space-2); align-items: center; }
.t-whatif .t-select { border-radius: var(--radius-pill); }
.t-whatif-grade { width: auto; min-width: 84px; font-weight: var(--font-weight-semibold); }
@media (max-width: 899px) { .t-whatif { grid-template-columns: minmax(0, 1fr) auto; } .t-whatif .t-btn { grid-column: 1 / -1; } }
.t-whatif-answer { border-color: color-mix(in srgb, var(--color-primary) 30%, transparent); }
.t-whatif-answer .t-thresholds { margin: 0; }
.t-answer-card--warn .t-answer-card-icon { background: var(--color-warning-bg); color: var(--color-warning); }