/* ============================================================
   Arabic Studies Assistant - Frontend Styles
   ============================================================ */

:root {
    --asa-primary:   #1a5276;
    --asa-accent:    #2e86c1;
    --asa-gold:      #d4ac0d;
    --asa-success:   #1e8449;
    --asa-error:     #c0392b;
    --asa-bg:        #f4f6f9;
    --asa-card:      #ffffff;
    --asa-border:    #d5d8dc;
    --asa-text:      #1c2833;
    --asa-muted:     #7f8c8d;
    --asa-radius:    12px;
    --asa-shadow:    0 4px 20px rgba(0,0,0,0.08);
}

/* ===== WRAPPER ===== */
.asa-wrap {
    font-family: 'Segoe UI', Tahoma, 'Cairo', Arial, sans-serif;
    direction: rtl;
    max-width: 900px;
    margin: 0 auto;
    color: var(--asa-text);
    background: var(--asa-bg);
    border-radius: var(--asa-radius);
    overflow: hidden;
    box-shadow: var(--asa-shadow);
}

/* ===== HEADER ===== */
.asa-header {
    background: linear-gradient(135deg, var(--asa-primary) 0%, #2980b9 100%);
    color: white;
    text-align: center;
    padding: 28px 20px 20px;
}
.asa-header h2 { margin: 0 0 6px; font-size: 1.7rem; font-weight: 700; }
.asa-header p  { margin: 0; opacity: 0.85; font-size: 0.95rem; }

/* ===== TABS ===== */
.asa-tabs {
    display: flex;
    background: var(--asa-primary);
    padding: 0 16px;
    gap: 4px;
}
.asa-tab {
    background: transparent;
    border: none;
    color: rgba(255,255,255,0.7);
    padding: 14px 22px;
    font-size: 0.95rem;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: all .2s;
    font-family: inherit;
}
.asa-tab:hover  { color: white; background: rgba(255,255,255,0.1); }
.asa-tab.active { color: white; border-bottom-color: var(--asa-gold); font-weight: 600; }

/* ===== TAB CONTENT ===== */
.asa-tab-content         { display: none; padding: 24px; }
.asa-tab-content.active  { display: block; }

/* ===== BUTTONS ===== */
.asa-btn {
    background: var(--asa-accent);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 10px 20px;
    font-size: 0.95rem;
    cursor: pointer;
    transition: background .2s, transform .1s;
    font-family: inherit;
}
.asa-btn:hover   { background: var(--asa-primary); }
.asa-btn:active  { transform: scale(0.97); }
.asa-btn-small   { background: #e74c3c; color: white; border: none; border-radius: 6px; padding: 6px 12px; cursor: pointer; font-size: 0.85rem; }
.asa-btn-icon    { background: transparent; border: 1px solid var(--asa-border); border-radius: 8px; padding: 10px 12px; cursor: pointer; font-size: 1.1rem; }

/* ===== SUMMARY TAB ===== */
.asa-unit-selector {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    background: white;
    padding: 16px;
    border-radius: var(--asa-radius);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    margin-bottom: 16px;
}
.asa-unit-selector label { font-weight: 600; color: var(--asa-primary); }
.asa-unit-selector select, #asa-chat-context {
    border: 1px solid var(--asa-border);
    border-radius: 8px;
    padding: 8px 12px;
    font-size: 0.9rem;
    font-family: inherit;
    direction: rtl;
    color: var(--asa-text);
    background: white;
    flex: 1; min-width: 180px;
}

.asa-result-box {
    background: white;
    border-radius: var(--asa-radius);
    box-shadow: var(--asa-shadow);
    overflow: hidden;
}
.asa-result-header {
    background: linear-gradient(135deg, #eaf2ff, #d6eaf8);
    padding: 14px 18px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    color: var(--asa-primary);
    flex-wrap: wrap;
}
#asa-summary-text {
    padding: 20px;
    line-height: 1.9;
    font-size: 1rem;
    color: var(--asa-text);
    white-space: pre-wrap;
}

.asa-speak-btn, .asa-stop-btn {
    background: var(--asa-gold);
    border: none;
    border-radius: 20px;
    padding: 6px 16px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
    margin-right: auto;
    transition: background .2s;
}
.asa-speak-btn:hover { background: #b7950b; color: white; }
.asa-stop-btn { background: var(--asa-error); color: white; }

/* ===== LOADING ===== */
.asa-loading {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px;
    color: var(--asa-muted);
    font-size: 0.95rem;
}
.asa-spinner {
    width: 28px; height: 28px;
    border: 3px solid var(--asa-border);
    border-top-color: var(--asa-accent);
    border-radius: 50%;
    animation: asa-spin 0.7s linear infinite;
}
@keyframes asa-spin { to { transform: rotate(360deg); } }

/* ===== QUIZ ===== */
.asa-quiz-wrap { direction: rtl; }
.asa-quiz-controls {
    display: flex; flex-wrap: wrap; gap: 12px; align-items: center;
    background: white; padding: 16px; border-radius: var(--asa-radius);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06); margin-bottom: 16px;
}
.asa-quiz-controls select {
    border: 1px solid var(--asa-border); border-radius: 8px;
    padding: 8px 12px; font-family: inherit; direction: rtl;
    font-size: 0.9rem; flex: 1; min-width: 160px;
}

.asa-progress-bar {
    background: var(--asa-border); border-radius: 10px;
    height: 8px; flex: 1; margin-left: 12px; overflow: hidden;
}
#asa-progress-fill {
    height: 100%; background: linear-gradient(90deg, var(--asa-accent), var(--asa-gold));
    border-radius: 10px; transition: width .4s;
}
#asa-quiz-progress {
    display: flex; align-items: center; gap: 8px;
    margin-bottom: 16px; font-weight: 600; color: var(--asa-primary);
}

#asa-question-box {
    background: white; border-radius: var(--asa-radius);
    padding: 20px 24px; font-size: 1.1rem; font-weight: 700;
    line-height: 1.7; box-shadow: var(--asa-shadow);
    border-right: 5px solid var(--asa-accent);
    margin-bottom: 16px;
}
#asa-options-box { display: flex; flex-direction: column; gap: 10px; margin-bottom: 16px; }
.asa-option {
    background: #ffffff !important;
    border: 2px solid var(--asa-border) !important;
    border-radius: 10px !important;
    padding: 14px 18px !important;
    cursor: pointer !important;
    font-size: 1rem !important;
    font-family: inherit !important;
    text-align: right !important;
    transition: all .2s !important;
    width: 100% !important;
    display: flex !important;
    align-items: center !important;
    gap: 12px !important;
    color: #1c2833 !important;
    box-sizing: border-box !important;
}
.asa-option * { box-sizing: border-box; }
.asa-option-text {
    color: #1c2833 !important;
    font-size: 1rem !important;
    font-weight: 500 !important;
    flex: 1 !important;
}
.asa-option:hover { border-color: var(--asa-accent) !important; background: #eaf2ff !important; }
.asa-option:hover .asa-option-text { color: #1c2833 !important; }
.asa-option.correct { border-color: var(--asa-success) !important; background: #eafaf1 !important; font-weight: 600 !important; }
.asa-option.correct .asa-option-text { color: #1e8449 !important; }
.asa-option.wrong   { border-color: var(--asa-error) !important; background: #fdedec !important; }
.asa-option.wrong .asa-option-text   { color: #c0392b !important; }
.asa-option.disabled { cursor: not-allowed !important; opacity: 0.7 !important; }

.asa-option-letter {
    width: 32px; height: 32px; border-radius: 50%;
    background: var(--asa-accent); color: white;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 0.85rem; flex-shrink: 0;
}
.asa-option.correct .asa-option-letter { background: var(--asa-success); }
.asa-option.wrong   .asa-option-letter { background: var(--asa-error); }

#asa-explanation-box {
    background: #fef9e7; border: 1px solid #f9e79f;
    border-radius: 10px; padding: 14px 18px;
    font-size: 0.95rem; line-height: 1.7; margin-bottom: 14px;
}
#asa-explanation-box strong { color: var(--asa-gold); }

/* ===== SCORE CARD ===== */
.asa-score-card {
    text-align: center; background: white;
    border-radius: 20px; padding: 40px 30px;
    box-shadow: var(--asa-shadow); max-width: 420px; margin: 0 auto;
}
.asa-score-emoji { font-size: 4rem; margin-bottom: 12px; }
.asa-score-card h3 { font-size: 1.5rem; color: var(--asa-primary); margin: 0 0 8px; }
.asa-score-value { font-size: 2.5rem; font-weight: 700; color: var(--asa-gold); margin: 12px 0; }
.asa-score-card p { color: var(--asa-muted); margin-bottom: 20px; }

/* ===== CHAT ===== */
.asa-chat-wrap {
    background: white; border-radius: var(--asa-radius);
    box-shadow: var(--asa-shadow); overflow: hidden;
}
.asa-chat-header {
    background: linear-gradient(135deg, var(--asa-primary), var(--asa-accent));
    color: white; padding: 14px 18px;
    display: flex; align-items: center; justify-content: space-between; gap: 12px;
    font-weight: 600; font-size: 1.05rem; flex-wrap: wrap;
}
.asa-chat-tools { display: flex; align-items: center; gap: 8px; flex: 1; justify-content: flex-end; }
.asa-chat-tools select {
    border: 1px solid rgba(255,255,255,0.4); border-radius: 8px;
    background: rgba(255,255,255,0.15); color: white;
    padding: 6px 12px; font-size: 0.85rem; font-family: inherit; direction: rtl;
    max-width: 200px;
}
.asa-chat-tools select option { background: var(--asa-primary); color: white; }

#asa-chat-messages {
    height: 380px; overflow-y: auto;
    padding: 16px; display: flex; flex-direction: column; gap: 12px;
    background: #f8fafc;
}
.asa-msg { display: flex; }
.asa-msg-bot  { justify-content: flex-start; }
.asa-msg-user { justify-content: flex-end; }
.asa-msg-content {
    max-width: 80%; padding: 12px 16px;
    border-radius: 16px; font-size: 0.95rem; line-height: 1.7;
}
.asa-msg-bot  .asa-msg-content {
    background: white; border: 1px solid var(--asa-border);
    border-radius: 4px 16px 16px 16px;
}
.asa-msg-user .asa-msg-content {
    background: linear-gradient(135deg, var(--asa-accent), var(--asa-primary));
    color: white; border-radius: 16px 4px 16px 16px;
}
.asa-msg-actions { margin-top: 6px; }
.asa-speak-msg { background: none; border: none; cursor: pointer; font-size: 1rem; opacity: 0.6; }
.asa-speak-msg:hover { opacity: 1; }

.asa-chat-input-row {
    display: flex; gap: 8px; padding: 12px 16px;
    background: white; border-top: 1px solid var(--asa-border);
}
#asa-chat-input {
    flex: 1; border: 1px solid var(--asa-border); border-radius: 8px;
    padding: 10px 14px; font-size: 0.95rem; font-family: inherit; direction: rtl;
}
#asa-chat-input:focus { outline: none; border-color: var(--asa-accent); }

/* ===== TYPING INDICATOR ===== */
.asa-typing .asa-msg-content {
    background: white; border: 1px solid var(--asa-border); padding: 16px;
}
.asa-dots span {
    display: inline-block; width: 8px; height: 8px;
    background: var(--asa-accent); border-radius: 50%; margin: 0 2px;
    animation: asa-bounce 1.2s infinite;
}
.asa-dots span:nth-child(2) { animation-delay: .2s; }
.asa-dots span:nth-child(3) { animation-delay: .4s; }
@keyframes asa-bounce { 0%,60%,100%{transform:translateY(0)} 30%{transform:translateY(-8px)} }

/* ===== RESPONSIVE ===== */
@media (max-width: 600px) {
    .asa-tabs { flex-wrap: wrap; }
    .asa-tab { padding: 10px 14px; font-size: 0.85rem; }
    .asa-unit-selector, .asa-quiz-controls { flex-direction: column; }
    .asa-unit-selector select, .asa-quiz-controls select { min-width: 100%; }
    #asa-chat-messages { height: 300px; }
    .asa-chat-header { flex-direction: column; align-items: flex-start; }
}