/**
 * Academia Onboarding Flow Styles
 * First-time user onboarding screens for personalization
 */

/* ========================================
   ONBOARDING MODAL
   ======================================== */

.onboarding-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.onboarding-overlay.active {
    opacity: 1;
    visibility: visible;
}

.onboarding-container {
    width: 100%;
    max-width: 480px;
    max-height: 90vh;
    margin: var(--space-md);
    background: var(--color-surface);
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

/* Prevent any hover effects on the container itself */
.onboarding-container:hover {
    background: var(--color-surface);
}

/* Override glass-card hover for onboarding container */
.onboarding-container.glass-card:hover {
    background: var(--color-surface);
    transform: none;
}

/* Light mode explicit background */
[data-theme="light"] .onboarding-container,
[data-theme="light"] .onboarding-container.glass-card {
    background: #FAFCFB;
}

[data-theme="light"] .onboarding-container:hover,
[data-theme="light"] .onboarding-container.glass-card:hover {
    background: #FAFCFB;
    transform: none;
}

/* ========================================
   ONBOARDING HEADER
   ======================================== */

.onboarding-header {
    padding: var(--space-lg);
    text-align: center;
    border-bottom: 1px solid var(--color-glass-border);
}

.onboarding-step-indicator {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: var(--space-md);
}

.step-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background: var(--color-glass-border);
    transition: all var(--transition-base);
}

.step-dot.active {
    width: 24px;
    background: var(--color-primary);
}

.step-dot.completed {
    background: var(--color-primary);
}

.onboarding-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.onboarding-subtitle {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* ========================================
   ONBOARDING CONTENT
   ======================================== */

.onboarding-content {
    flex: 1;
    padding: var(--space-lg);
    overflow-y: auto;
}

/* Step 1: Welcome with MIA */
.welcome-mia {
    text-align: center;
    padding: var(--space-lg) 0;
}

.mia-avatar-large {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-full);
    margin: 0 auto var(--space-lg);
    overflow: hidden;
    box-shadow: 0 8px 40px var(--color-primary-glow);
}

.mia-avatar-large video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.mia-greeting {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--color-text-muted);
}

/* Step 2: User Info */
.onboarding-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.onboarding-form .input-group {
    margin-bottom: 0;
}

/* Step 3: Education Level */
.option-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.option-card {
    padding: var(--space-lg);
    background: var(--color-glass);
    border: 2px solid var(--color-glass-border);
    border-radius: var(--radius-md);
    text-align: center;
    cursor: pointer;
    transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
    will-change: transform;
}

.option-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px var(--color-primary-glow);
}

.option-card.selected {
    border-color: var(--color-primary);
    background: var(--color-primary-glow);
    box-shadow: 0 0 20px var(--color-primary-glow);
}

.option-card i {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
    display: block;
}

.option-card span {
    font-weight: 500;
    font-size: 0.95rem;
}

/* Step 4: Subjects */
.subject-chips {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.subject-chip {
    padding: 10px 18px;
    background: var(--color-glass);
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-lg);
    font-size: 0.9rem;
    cursor: pointer;
    transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.subject-chip:hover {
    border-color: var(--color-primary);
    transform: scale(1.02);
    box-shadow: 0 2px 10px var(--color-primary-glow);
}

.subject-chip.selected {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

.subject-chip i {
    font-size: 1.1rem;
}

/* ========================================
   ONBOARDING FOOTER
   ======================================== */

.onboarding-footer {
    padding: var(--space-lg);
    border-top: 1px solid var(--color-glass-border);
    display: flex;
    gap: var(--space-md);
}

.onboarding-footer .btn {
    flex: 1;
}

.btn-skip {
    background: transparent;
    border: 1px solid var(--color-glass-border);
    color: var(--color-text-muted);
}

.btn-skip:hover {
    background: var(--color-glass-hover);
    color: var(--color-text);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 480px) {
    .onboarding-container {
        margin: var(--space-sm);
        max-height: 95vh;
        border-radius: var(--radius-lg);
    }

    .onboarding-header {
        padding: var(--space-md);
    }

    .onboarding-title {
        font-size: 1.3rem;
    }

    .onboarding-content {
        padding: var(--space-md);
    }

    .mia-avatar-large {
        width: 100px;
        height: 100px;
    }

    .option-grid {
        grid-template-columns: 1fr;
    }

    .option-card {
        padding: var(--space-md);
    }

    .onboarding-footer {
        padding: var(--space-md);
        flex-direction: column-reverse;
    }
}