/* ==========================================================================
   ÖĞRENCİ PORTALI - DARK PREMIUM ARAYÜZ (UI/UX)
   ========================================================================== */

/* --------------------------------------------------------------------------
   Genel Yapı & Sayfa Düzeni (Global Değişkenleri Kullanarak)
   -------------------------------------------------------------------------- */
.portal-page {
    background: transparent; /* Zaten common.min.css'deki body dark ayarlanmış */
    min-height: 80vh;
    padding: 4rem 0;
}

.portal-dashboard {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 0;
}

/* --------------------------------------------------------------------------
   Glassmorphism Kartlar & Temel Bileşenler (Dark Tema İçin)
   -------------------------------------------------------------------------- */
.glass-card {
    background: var(--glass-bg, rgba(12, 14, 20, 0.55));
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.1));
    border-radius: var(--radius-lg, 24px);
    padding: 2.5rem;
    box-shadow: var(--shadow-sm);
    margin-bottom: 2.5rem;
    position: relative;
    overflow: hidden;
    transition: transform var(--transition, 0.4s), box-shadow var(--transition, 0.4s);
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; height: 4px;
    background: linear-gradient(90deg, transparent, var(--gold-pale), transparent);
    opacity: 0;
    transition: opacity 0.4s;
}

.glass-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    border-color: var(--gold-border);
}
.glass-card:hover::before {
    opacity: 1;
}

/* --------------------------------------------------------------------------
   Giriş Formu & Uyarılar
   -------------------------------------------------------------------------- */
.login-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 70vh;
}
.login-card {
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-lg, 24px);
    border: 1px solid var(--glass-border, rgba(255,255,255,0.1));
    padding: 3.5rem 2.5rem;
    background: var(--paper-2, rgba(12, 14, 20, 0.65));
    backdrop-filter: blur(20px);
    transition: transform 0.4s ease;
    width: 100%;
    max-width: 450px;
}
.login-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}
.login-header {
    text-align: center;
    margin-bottom: 2.5rem;
}
.login-header i {
    font-size: 3.5rem;
    color: var(--gold);
    margin-bottom: 1.2rem;
    display: block;
    text-shadow: var(--shadow-gold);
}
.login-header h1 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    font-size: 2rem;
    margin-bottom: 0.5rem;
}
.login-header p {
    color: var(--text-muted);
}
.alert-error {
    background: rgba(231, 76, 60, 0.1);
    color: #e74c3c;
    border-left: 4px solid #e74c3c;
    padding: 1rem 1.2rem;
    border-radius: 8px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.7rem;
    margin-bottom: 2rem;
}
.alert-error::before {
    content: "\f071";
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    font-size: 1.2rem;
}

/* --------------------------------------------------------------------------
   Butonlar
   -------------------------------------------------------------------------- */
.btn-premium {
    background: var(--gold);
    color: var(--ink);
    border: none;
    padding: 0.8rem 2rem;
    font-size: 1.05rem;
    font-weight: 600;
    border-radius: var(--radius-md, 16px);
    box-shadow: var(--shadow-gold);
    transition: var(--transition-color);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-premium:hover {
    background: var(--gold-light);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(212, 175, 55, 0.4);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
    padding: 0.7rem 1.8rem;
    font-weight: 600;
    border-radius: var(--radius-md, 16px);
    transition: var(--transition-color);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-outline:hover {
    border-color: var(--gold);
    color: var(--gold);
    background: var(--gold-pale);
}

/* --------------------------------------------------------------------------
   Form Elemanları & Yüzen Etiketler (Floating Labels)
   -------------------------------------------------------------------------- */
.floating-label-group {
    position: relative;
    margin-bottom: 2rem;
}

.floating-input {
    width: 100%;
    padding: 1.8rem 1.2rem 0.6rem;
    font-size: 1rem;
    border: 1px solid var(--border-color, rgba(255,255,255,0.1));
    border-radius: var(--radius-md, 16px);
    background: var(--bg-secondary, rgba(12,14,20,0.8));
    color: var(--text-primary);
    outline: none;
    transition: all 0.3s;
    font-family: inherit;
}

.floating-input:focus {
    border-color: var(--gold);
    background: var(--bg-primary);
    box-shadow: 0 0 0 3px var(--gold-pale);
}

.floating-label {
    position: absolute;
    left: 1.2rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1rem;
    color: var(--text-muted);
    pointer-events: none;
    transition: all 0.3s;
}

.floating-input:focus ~ .floating-label, 
.floating-input:not(:placeholder-shown) ~ .floating-label {
    top: 0.8rem;
    transform: translateY(0);
    font-size: 0.75rem;
    color: var(--gold);
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   Dashboard Header
   -------------------------------------------------------------------------- */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    gap: 1rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px dashed var(--border);
}

.dashboard-header h1 {
    font-size: 2.2rem;
    margin-bottom: 0.5rem;
    font-family: var(--font-heading);
    color: var(--text-primary);
}

.dashboard-header h1 span {
    color: var(--gold);
}

.badges-wrapper {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-top: 0.5rem;
}

.xp-wrapper {
    max-width: 300px;
    margin-top: 1rem;
}

/* --------------------------------------------------------------------------
   Sekmeler (Tabs)
   -------------------------------------------------------------------------- */
.portal-tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    padding: 0.5rem;
    background: var(--paper-2);
    border-radius: var(--radius-lg, 24px);
    overflow-x: auto;
    scrollbar-width: none;
    border: 1px solid var(--glass-border);
}
.portal-tabs::-webkit-scrollbar { display: none; }

.tab-btn {
    padding: 1rem 2rem;
    border: none;
    background: transparent;
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--text-muted);
    border-radius: var(--radius-md, 16px);
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    white-space: nowrap;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.tab-btn.active {
    background: var(--bg-tertiary);
    color: var(--gold);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
}

.tab-content {
    display: none;
    animation: slideFadeUp 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.tab-content.active {
    display: block;
}

@keyframes slideFadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --------------------------------------------------------------------------
   Rozetler (Badges) & İstatistikler
   -------------------------------------------------------------------------- */
.level-badge, .streak-badge {
    padding: 0.5rem 1.2rem;
    border-radius: 30px;
    font-weight: 800;
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    letter-spacing: 0.5px;
}

.level-badge {
    background: linear-gradient(135deg, var(--gold-dark), var(--gold));
    color: var(--ink);
    box-shadow: var(--shadow-gold);
}

.streak-badge {
    background: linear-gradient(135deg, #ff6b6b, #c0392b);
    color: #fff;
}

.xp-bar-container {
    width: 100%;
    height: 10px;
    background: var(--bg-tertiary);
    border-radius: 20px;
    margin-top: 1.2rem;
    overflow: hidden;
    border: 1px solid var(--border);
}

.xp-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--gold-dark), var(--gold));
    border-radius: 20px;
    transition: width 1.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.xp-text {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
    text-align: right;
    display: block;
    font-weight: 600;
}

/* --------------------------------------------------------------------------
   Oyunlaştırma Paneli & İstatistik Kartları
   -------------------------------------------------------------------------- */
.gamification-panel {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.panel-left { margin-bottom: 0; }

.stats-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.stat-card {
    background: var(--paper-3);
    padding: 1.5rem;
    border-radius: var(--radius-md, 16px);
    text-align: center;
    border: 1px solid var(--border);
}

.stat-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
}
.text-gold { color: var(--gold); }
.text-success { color: #2ecc71; }

.stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 600;
    margin-top: 0.5rem;
}

.badges-container {
    margin-top: 2rem;
}

.badges-container h4 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.badges-list {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.badge-item {
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.85rem;
}
.badge-gold { background: var(--gold-pale); color: var(--gold); border: 1px solid var(--gold-border); }
.badge-green { background: rgba(46, 204, 113, 0.1); color: #2ecc71; border: 1px solid rgba(46, 204, 113, 0.3); }
.badge-purple { background: rgba(155, 89, 182, 0.1); color: #9b59b6; border: 1px solid rgba(155, 89, 182, 0.3); }

/* --------------------------------------------------------------------------
   Kronometre (Zamanlayıcı) Alanı
   -------------------------------------------------------------------------- */
.timer-box {
    text-align: center;
    background: var(--paper-2);
    border: 1px solid var(--gold-border);
    margin-bottom: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.timer-box p {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.timer-display {
    font-size: 4rem;
    font-weight: 800;
    font-family: 'Inter', monospace;
    color: var(--text-primary);
    margin-bottom: 2rem;
    font-variant-numeric: tabular-nums;
    text-shadow: var(--shadow-sm);
    letter-spacing: -2px;
    transition: color 0.3s;
}

.timer-active {
    color: var(--gold);
    text-shadow: var(--shadow-gold);
}

.timer-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.timer-feedback {
    margin-top: 1.5rem;
    font-weight: 600;
    color: #2ecc71;
}

/* --------------------------------------------------------------------------
   Repertuvar (Eser Kartları)
   -------------------------------------------------------------------------- */
.repertuvar-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 3rem;
}

.column-title {
    font-size: 1.4rem;
    margin-bottom: 2rem;
    padding-bottom: 0.8rem;
    color: var(--text-primary);
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    font-family: var(--font-heading);
    border-bottom: 1px solid var(--border);
}

.column-title i {
    font-size: 1.5rem;
}

.eser-card {
    background: var(--paper-2);
    border-radius: var(--radius-md, 16px);
    padding: 1.8rem;
    margin-bottom: 1.2rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    position: relative;
    transition: all 0.3s;
}

.eser-card:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
    border-color: var(--gold-border);
}

.status-ogreniliyor { border-left: 4px solid #f39c12; }
.status-tamamlandi { border-left: 4px solid #2ecc71; }

.eser-header h4 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
    color: var(--text-primary);
}

.eser-meta {
    display: flex;
    gap: 1.5rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.eser-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.eser-meta i {
    color: var(--gold);
    opacity: 0.8;
}

.eser-notes {
    background: var(--paper-3);
    padding: 1.2rem;
    border-radius: 8px;
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-secondary);
    border-left: 3px solid var(--gold);
    margin-top: 1rem;
    position: relative;
}

.edit-note-btn {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    color: var(--text-muted);
    width: 35px;
    height: 35px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
}

.edit-note-btn:hover {
    background: var(--gold-pale);
    color: var(--gold);
    border-color: var(--gold-border);
    transform: rotate(15deg);
}

.note-input {
    width: 100%;
    min-height: 80px;
    padding: 0.8rem;
    border: 1px solid var(--border);
    background: var(--bg-primary);
    color: var(--text-primary);
    border-radius: 8px;
    margin-top: 1rem;
    font-family: inherit;
    display: none;
    outline: none;
}
.note-input:focus {
    border-color: var(--gold);
}
.note-save-btn {
    margin-top: 0.5rem;
    display: none;
    border-radius: 8px;
}

/* --------------------------------------------------------------------------
   Pratik Geçmişi Listesi
   -------------------------------------------------------------------------- */
.history-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.history-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 1.5rem;
    border-bottom: 1px solid var(--border);
    transition: background 0.3s;
}

.history-item:hover {
    background: var(--paper-3);
    border-radius: 8px;
}

.history-item:last-child {
    border-bottom: none;
}

.history-date {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.history-time {
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 500;
}

.history-duration {
    background: var(--gold-pale);
    color: var(--gold);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.95rem;
    border: 1px solid var(--gold-border);
}

/* --------------------------------------------------------------------------
   Misc (Profile, Empty states, vs)
   -------------------------------------------------------------------------- */
.empty-state-card {
    text-align: center;
    padding: 2rem;
}
.empty-state {
    color: var(--text-muted);
    font-style: italic;
}
.card-title {
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}
.profile-card {
    max-width: 600px;
    margin: 0 auto;
}
.profile-hr {
    border: 0;
    border-top: 1px dashed var(--border);
    margin: 2rem 0;
}
.profile-subtitle {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   Mobil Uyumluluk
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
    .dashboard-header {
        flex-direction: column;
        text-align: center;
        border-bottom: none;
    }
    
    .repertuvar-grid {
        grid-template-columns: 1fr;
    }
    
    .timer-display {
        font-size: 4rem;
    }
    
    .glass-card {
        padding: 1.5rem;
    }
    
    .portal-tabs {
        padding: 0;
        background: transparent;
        border: none;
    }
    .login-card {
        padding: 2.5rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .tab-btn {
        padding: 0.75rem 1.2rem;
        font-size: 0.9rem;
    }
    .history-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
}
.portal-logout-form {
  margin: 0;
}

.note-text {
  white-space: pre-line;
}