/* =========================================================================
   PDRS ORTAK TASARIM SİSTEMİ
   Renkler değişkenlerdedir; karanlık mod aynı değişkenleri [data-theme="dark"] ile değiştirir.
   ========================================================================= */
:root {
    --bg: #f1f5f9;
    --surface: #ffffff;
    --surface-2: #f8fafc;
    --surface-3: #eef2f7;
    --text: #0f172a;
    --text-2: #334155;
    --text-muted: #64748b;
    --border: #e2e8f0;
    --border-strong: #cbd5e1;

    --primary: #2563eb;  --primary-hover: #1d4ed8;  --primary-soft: #dbeafe;  --primary-text: #1e40af;
    --success: #059669;  --success-hover: #047857;  --success-soft: #d1fae5;  --success-text: #065f46;
    --warning: #d97706;  --warning-hover: #b45309;  --warning-soft: #fef3c7;  --warning-text: #92400e;
    --danger:  #dc2626;  --danger-hover:  #b91c1c;  --danger-soft:  #fee2e2;  --danger-text:  #991b1b;
    --purple:  #7c3aed;  --purple-hover:  #6d28d9;  --purple-soft:  #ede9fe;
    --info:    #0284c7;  --info-soft: #e0f2fe;  --info-text: #075985;
    --neutral: #475569;  --neutral-hover: #334155;

    --header-bg: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    --header-text: #ffffff;
    --header-muted: #cbd5e1;

    --overlay: rgba(15, 23, 42, 0.55);
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
    --shadow: 0 4px 16px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 20px 48px rgba(15, 23, 42, 0.18);
    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 16px;
    --focus: 0 0 0 3px rgba(37, 99, 235, 0.25);
    color-scheme: light;
}

[data-theme="dark"] {
    --bg: #0b1220;
    --surface: #111a2e;
    --surface-2: #16213a;
    --surface-3: #1c2945;
    --text: #e5e9f0;
    --text-2: #cbd5e1;
    --text-muted: #94a3b8;
    --border: #24314d;
    --border-strong: #334466;

    --primary: #3b82f6;  --primary-hover: #2563eb;  --primary-soft: rgba(59,130,246,0.16);  --primary-text: #93c5fd;
    --success: #10b981;  --success-hover: #059669;  --success-soft: rgba(16,185,129,0.15);  --success-text: #6ee7b7;
    --warning: #f59e0b;  --warning-hover: #d97706;  --warning-soft: rgba(245,158,11,0.15);  --warning-text: #fcd34d;
    --danger:  #ef4444;  --danger-hover:  #dc2626;  --danger-soft:  rgba(239,68,68,0.15);   --danger-text:  #fca5a5;
    --purple:  #8b5cf6;  --purple-hover:  #7c3aed;  --purple-soft:  rgba(139,92,246,0.16);
    --info:    #38bdf8;  --info-soft: rgba(56,189,248,0.14);  --info-text: #7dd3fc;
    --neutral: #475569;  --neutral-hover: #64748b;

    --header-bg: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --header-muted: #94a3b8;
    --overlay: rgba(2, 6, 23, 0.7);
    --shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 20px 48px rgba(0, 0, 0, 0.55);
    --focus: 0 0 0 3px rgba(59, 130, 246, 0.35);
    color-scheme: dark;
}

/* ------------------------------------------------------------------ temel */
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
    font-family: 'Segoe UI', system-ui, -apple-system, Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    transition: background-color .2s ease, color .2s ease;
}
h1, h2, h3, h4 { color: var(--text); line-height: 1.25; }
a { color: var(--primary); }
small, .muted { color: var(--text-muted); }
.gizli { display: none !important; }

/* ------------------------------------------------------------------ butonlar */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    border: 1px solid transparent; border-radius: var(--radius-sm);
    padding: 9px 16px; font: inherit; font-size: 14px; font-weight: 600; line-height: 1.2;
    color: #fff; background: var(--neutral); cursor: pointer; white-space: nowrap;
    transition: background-color .15s ease, transform .15s ease, box-shadow .15s ease, opacity .15s ease;
    box-shadow: var(--shadow-sm);
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn:focus-visible { outline: none; box-shadow: var(--focus); }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }
.btn-block { width: 100%; }
.btn-lg { padding: 12px 18px; font-size: 15px; }
.btn-sm { padding: 6px 10px; font-size: 12px; }

.btn-green  { background: var(--success); } .btn-green:hover  { background: var(--success-hover); }
.btn-orange { background: var(--warning); } .btn-orange:hover { background: var(--warning-hover); }
.btn-red    { background: var(--danger); }  .btn-red:hover    { background: var(--danger-hover); }
.btn-purple { background: var(--purple); }  .btn-purple:hover { background: var(--purple-hover); }
.btn-blue   { background: var(--primary); } .btn-blue:hover   { background: var(--primary-hover); }
.btn-dark   { background: var(--neutral); } .btn-dark:hover   { background: var(--neutral-hover); }
.btn-gray   { background: var(--surface-3); color: var(--text-2); border-color: var(--border); }
.btn-gray:hover { background: var(--border); }

.ikon-btn {
    background: none; border: none; cursor: pointer; color: var(--text-muted);
    font-size: 20px; line-height: 1; padding: 6px; border-radius: var(--radius-sm);
}
.ikon-btn:hover { background: var(--surface-3); color: var(--text); }

/* Tema (karanlık mod) düğmesi */
.tema-btn {
    display: inline-flex; align-items: center; justify-content: center;
    width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--border);
    background: var(--surface); color: var(--text); cursor: pointer; font-size: 17px;
    box-shadow: var(--shadow-sm); transition: transform .15s ease;
}
.tema-btn:hover { transform: rotate(-12deg); }
.header .tema-btn { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.18); color: #fff; }

/* ------------------------------------------------------------------ formlar */
.form-group { margin-bottom: 14px; width: 100%; }
.form-group > label, .etiket {
    display: block; margin-bottom: 6px; font-weight: 600; font-size: 13px; color: var(--text-2);
}
input[type="text"], input[type="email"], input[type="password"], input[type="tel"], input[type="number"],
input[type="date"], input[type="time"], select, textarea {
    width: 100%; padding: 10px 12px; font: inherit; font-size: 14px;
    color: var(--text); background: var(--surface); border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm); transition: border-color .15s ease, box-shadow .15s ease;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary); box-shadow: var(--focus); }
input:disabled, select:disabled { opacity: .65; cursor: not-allowed; }
textarea { resize: vertical; }
input::placeholder, textarea::placeholder { color: var(--text-muted); }
input[type="checkbox"] { width: 17px; height: 17px; accent-color: var(--primary); margin: 0; cursor: pointer; flex-shrink: 0; }
.time-row { display: flex; gap: 14px; width: 100%; }
.time-row .form-group { flex: 1; }

/* Onay kutusu satırı ve renkli bilgi kutuları */
.tik-satiri { display: flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 400; color: var(--text-2); cursor: pointer; margin: 0; }
.gun-secimleri { display: flex; gap: 8px; flex-wrap: wrap; }
.gun-secimleri label {
    display: inline-flex; align-items: center; gap: 6px; padding: 6px 10px; font-size: 13px; font-weight: 500;
    border: 1px solid var(--border); border-radius: 999px; background: var(--surface); cursor: pointer; color: var(--text-2);
}
.kutu { padding: 12px 14px; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--surface-2); }
.kutu-yesil { background: var(--success-soft); border-color: transparent; }
.kutu-turuncu { background: var(--warning-soft); border-color: transparent; }
.kutu-mavi { background: var(--info-soft); border-color: transparent; }
.kutu-kirmizi { background: var(--danger-soft); border-color: transparent; color: var(--danger-text); }
.uyari-metni { color: var(--danger); font-size: 13px; font-weight: 600; margin-top: 6px; display: block; }
.form-hata { background: var(--danger-soft); color: var(--danger-text); padding: 10px 12px; border-radius: var(--radius-sm); margin-bottom: 14px; font-size: 13px; font-weight: 600; text-align: center; white-space: pre-line; }

/* ------------------------------------------------------------------ modallar */
.modal {
    display: none; position: fixed; inset: 0; z-index: 9999;
    background: var(--overlay); justify-content: center; align-items: center; padding: 16px;
    backdrop-filter: blur(2px);
}
.modal-content {
    background: var(--surface); color: var(--text); width: 460px; max-width: 100%;
    max-height: 90vh; overflow-y: auto; padding: 24px; border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg); border: 1px solid var(--border);
    animation: modalGiris .18s ease-out;
}
.modal-content.genis { width: 820px; }
.modal-content.orta { width: 600px; }
.modal-content.dar { width: 400px; }
.modal-header {
    display: flex; justify-content: space-between; align-items: center; gap: 12px;
    padding-bottom: 12px; margin-bottom: 16px; border-bottom: 1px solid var(--border);
}
.modal-header h3 { margin: 0; font-size: 18px; }
.modal-aciklama { font-size: 13px; color: var(--text-muted); margin: -6px 0 14px; }
.modal-ust { z-index: 10000; }
.modal-en-ust { z-index: 10001; }
.modal-aksiyonlar { display: flex; gap: 10px; margin-top: 16px; }
.modal-aksiyonlar .btn { flex: 1; }
@keyframes modalGiris { from { opacity: 0; transform: translateY(8px) scale(.98); } to { opacity: 1; transform: none; } }

.diyalog { text-align: center; }
.diyalog h3 { margin-top: 0; }
.diyalog p { color: var(--text-2); font-size: 15px; margin-bottom: 22px; white-space: pre-line; }

/* ------------------------------------------------------------------ başlık (header) */
.header {
    display: flex; justify-content: space-between; align-items: center; gap: 16px;
    background: var(--header-bg); color: var(--header-text);
    padding: 16px 22px; border-radius: var(--radius-lg); margin-bottom: 20px; box-shadow: var(--shadow);
}
.header h2 { margin: 0; font-size: 21px; font-weight: 700; color: var(--header-text); }
.header-baslik { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-shrink: 0; }
.header-logo { width: 40px; height: 40px; object-fit: contain; background: #fff; border-radius: 10px; padding: 4px; }
.hosgeldin-text { font-size: 13px; color: var(--header-muted); display: block; margin-top: 2px; }
.hosgeldin-text span { color: var(--header-text); font-weight: 600; }
.header-butonlar { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; justify-content: flex-end; flex: 1; }
.hamburger-btn { display: none; background: none; border: none; color: #fff; font-size: 26px; cursor: pointer; padding: 0 4px; }

/* ------------------------------------------------------------------ rozetler ve kartlar */
.rozet { display: inline-flex; align-items: center; gap: 4px; font-size: 12px; font-weight: 600; padding: 3px 9px; border-radius: 999px; white-space: nowrap; }
.durum-bekliyor, .rozet-bekliyor { background: var(--warning-soft); color: var(--warning-text); }
.durum-onayli, .rozet-onayli { background: var(--success-soft); color: var(--success-text); }
.durum-iptal, .rozet-iptal { background: var(--danger-soft); color: var(--danger-text); }
.rozet-online { background: var(--info-soft); color: var(--info-text); }
.rozet-yuzyuze { background: var(--surface-3); color: var(--text-2); }
.durum-bekliyor, .durum-onayli, .durum-iptal { font-size: 12px; font-weight: 600; padding: 3px 9px; border-radius: 999px; display: inline-block; }

.randevu-kart {
    display: flex; justify-content: space-between; align-items: center; gap: 12px;
    padding: 14px 16px; margin-bottom: 10px; background: var(--surface);
    border: 1px solid var(--border); border-left: 5px solid var(--border-strong); border-radius: var(--radius);
}
.randevu-kart.onayli { border-left-color: var(--success); }
.randevu-kart.bekliyor { border-left-color: var(--warning); }
.randevu-kart.iptal { border-left-color: var(--danger); opacity: .85; }
.randevu-kart strong { color: var(--text); }
.kart-alt { font-size: 13px; color: var(--text-2); display: block; margin: 6px 0; }

.bos-durum { text-align: center; padding: 28px 16px; background: var(--surface-2); border: 1px dashed var(--border-strong); border-radius: var(--radius); color: var(--text-muted); font-weight: 600; }
.yukleniyor { text-align: center; padding: 24px; color: var(--text-muted); font-style: italic; }

/* Saat seçim butonları */
.saat-container { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.saat-btn {
    padding: 9px 14px; border: 1.5px solid var(--primary); border-radius: var(--radius-sm);
    background: var(--surface); color: var(--primary); font: inherit; font-weight: 600; font-size: 14px;
    cursor: pointer; transition: background-color .15s ease, color .15s ease;
}
.saat-btn:hover { background: var(--primary-soft); }
.saat-btn.secili { background: var(--success) !important; border-color: var(--success) !important; color: #fff !important; }
.saat-btn.dolu { background: var(--danger-soft); border-color: transparent; color: var(--danger-text); cursor: not-allowed; opacity: .75; }

/* ------------------------------------------------------------------ mobil */
@media (max-width: 768px) {
    .modal { align-items: flex-end; padding: 0; }
    .modal-content, .modal-content.genis, .modal-content.orta, .modal-content.dar {
        width: 100%; max-height: 92vh; border-radius: var(--radius-lg) var(--radius-lg) 0 0; padding: 20px 16px;
        animation: altPanelGiris .22s ease-out;
    }
    .diyalog-kapsayici { align-items: center; padding: 16px; }
    .diyalog-kapsayici .modal-content { border-radius: var(--radius-lg); }
    .time-row { flex-direction: column; gap: 0; }
    .modal-aksiyonlar { flex-direction: column-reverse; }
    .randevu-kart { flex-direction: column; align-items: stretch; }
    .saat-btn { flex: 1 1 28%; padding: 12px 8px; }
    input, select, textarea { font-size: 16px; } /* iOS'ta odaklanınca yakınlaştırmayı engeller */
}
@keyframes altPanelGiris { from { transform: translateY(40px); opacity: .6; } to { transform: none; opacity: 1; } }

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