/* ══════════════════════════════════════════════════════════════════════════════
 * [Pillar 3.1] Onboarding Survey Modal Styles
 * ══════════════════════════════════════════════════════════════════════════════ */

/* ── Overlay ───────────────────────────────────────────────────────────────── */
.onboarding-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(10, 10, 20, 0.85);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.onboarding-overlay.onboarding-exit {
    opacity: 0;
    transition: opacity 0.3s ease;
}

/* ── Card ──────────────────────────────────────────────────────────────────── */
.onboarding-card {
    background: var(--bg-secondary, #1a1a2e);
    border: 1px solid var(--border-color, #2a2a4a);
    border-radius: 20px;
    width: 90vw;
    max-width: 640px;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    transform: scale(0.95) translateY(20px);
    transition: transform 0.3s ease;
}

.onboarding-visible .onboarding-card {
    transform: scale(1) translateY(0);
}

/* ── Progress Bar ─────────────────────────────────────────────────────────── */
.onboarding-progress {
    height: 4px;
    background: var(--bg-tertiary, #252545);
    border-radius: 20px 20px 0 0;
    overflow: hidden;
    flex-shrink: 0;
}

.onboarding-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #6366f1, #8b5cf6, #a78bfa);
    width: 0%;
    transition: width 0.4s ease;
    border-radius: 0 2px 2px 0;
}

/* ── Content Area ─────────────────────────────────────────────────────────── */
.onboarding-content {
    padding: 32px 36px 16px;
    flex: 1;
    overflow-y: auto;
}

/* Slide animations */
.onboarding-slide-out {
    opacity: 0;
    transform: translateX(-20px);
    transition: opacity 0.15s ease, transform 0.15s ease;
}

.onboarding-slide-in {
    animation: onboardingSlideIn 0.3s ease forwards;
}

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

/* ── Welcome Screen ───────────────────────────────────────────────────────── */
.onboarding-welcome {
    text-align: center;
    padding: 20px 0;
}

.onboarding-welcome-icon {
    font-size: 64px;
    margin-bottom: 16px;
    animation: onboardingBounce 1s ease infinite;
}

@keyframes onboardingBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.onboarding-complete .onboarding-welcome-icon {
    animation: onboardingCelebrate 0.6s ease;
}

@keyframes onboardingCelebrate {
    0% { transform: scale(0.5); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

/* ── Typography ────────────────────────────────────────────────────────────── */
.onboarding-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-main, #e0e0ff);
    margin: 0 0 8px;
    line-height: 1.3;
}

.onboarding-subtitle {
    font-size: 0.95rem;
    color: var(--text-muted, #9090b0);
    margin: 0 0 24px;
    line-height: 1.5;
}

.onboarding-description {
    font-size: 0.9rem;
    color: var(--text-muted, #9090b0);
    margin: 0;
    line-height: 1.6;
    max-width: 420px;
    margin: 0 auto;
}

/* ── Option Cards ─────────────────────────────────────────────────────────── */
.onboarding-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.onboarding-option {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    background: var(--bg-tertiary, #252545);
    border: 2px solid transparent;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: left;
    width: 100%;
    font-family: inherit;
    color: var(--text-main, #e0e0ff);
}

.onboarding-option:hover {
    border-color: var(--accent-primary, #6366f1);
    background: rgba(99, 102, 241, 0.1);
    transform: translateX(4px);
}

.onboarding-option-selected {
    border-color: var(--accent-primary, #6366f1) !important;
    background: rgba(99, 102, 241, 0.15) !important;
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.15);
}

.onboarding-option-emoji {
    font-size: 1.5rem;
    flex-shrink: 0;
    width: 36px;
    text-align: center;
}

.onboarding-option-label {
    font-weight: 600;
    font-size: 0.95rem;
    display: block;
}

.onboarding-option-desc {
    font-size: 0.8rem;
    color: var(--text-muted, #9090b0);
    display: block;
    margin-top: 2px;
}

/* ── Tag Input (Interests) ─────────────────────────────────────────────────── */
.onboarding-tag-container {
    background: var(--bg-tertiary, #252545);
    border: 2px solid var(--border-color, #2a2a4a);
    border-radius: 12px;
    padding: 12px;
    margin-bottom: 16px;
    transition: border-color 0.2s ease;
}

.onboarding-tag-container:focus-within {
    border-color: var(--accent-primary, #6366f1);
}

.onboarding-tag-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 8px;
}

.onboarding-tag-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: #fff;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    animation: onboardingTagIn 0.2s ease;
}

@keyframes onboardingTagIn {
    from { transform: scale(0.8); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.onboarding-tag-remove {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: #fff;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 14px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    transition: background 0.2s ease;
}

.onboarding-tag-remove:hover {
    background: rgba(255, 255, 255, 0.4);
}

.onboarding-tag-input {
    width: 100%;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-main, #e0e0ff);
    font-size: 0.9rem;
    font-family: inherit;
    padding: 4px 0;
}

.onboarding-tag-input::placeholder {
    color: var(--text-muted, #9090b0);
}

.onboarding-tag-suggestions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.onboarding-suggestion-btn {
    padding: 6px 14px;
    background: var(--bg-tertiary, #252545);
    border: 1px solid var(--border-color, #2a2a4a);
    border-radius: 20px;
    color: var(--text-muted, #9090b0);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
}

.onboarding-suggestion-btn:hover {
    border-color: var(--accent-primary, #6366f1);
    color: var(--text-main, #e0e0ff);
    background: rgba(99, 102, 241, 0.1);
}

/* ── Navigation ────────────────────────────────────────────────────────────── */
.onboarding-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 36px 24px;
    gap: 12px;
    flex-shrink: 0;
}

.onboarding-nav-spacer {
    flex: 1;
}

.onboarding-step-counter {
    font-size: 0.8rem;
    color: var(--text-muted, #9090b0);
    white-space: nowrap;
}

.onboarding-btn {
    padding: 10px 24px;
    border: none;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
    white-space: nowrap;
}

.onboarding-btn-primary {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: #fff;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.onboarding-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

.onboarding-btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.onboarding-btn-back {
    background: transparent;
    color: var(--text-muted, #9090b0);
    border: 1px solid var(--border-color, #2a2a4a);
}

.onboarding-btn-back:hover {
    color: var(--text-main, #e0e0ff);
    border-color: var(--text-muted, #9090b0);
}

.onboarding-btn-done {
    font-size: 1.05rem;
    padding: 14px 32px;
}

/* ── Error Message ─────────────────────────────────────────────────────────── */
.onboarding-error {
    margin-top: 12px;
    padding: 10px 16px;
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: 8px;
    color: #f87171;
    font-size: 0.85rem;
    text-align: center;
}

/* ── Shake Animation (Escape key) ─────────────────────────────────────────── */
@keyframes onboardingShake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-10px); }
    40% { transform: translateX(10px); }
    60% { transform: translateX(-6px); }
    80% { transform: translateX(6px); }
}

.onboarding-shake {
    animation: onboardingShake 0.5s ease;
}

/* ── Mobile Responsive ────────────────────────────────────────────────────── */
@media (max-width: 600px) {
    .onboarding-card {
        width: 95vw;
        max-height: 92vh;
        border-radius: 16px;
    }

    .onboarding-content {
        padding: 24px 20px 12px;
    }

    .onboarding-nav {
        padding: 12px 20px 20px;
    }

    .onboarding-title {
        font-size: 1.25rem;
    }

    .onboarding-option {
        padding: 12px 14px;
        gap: 10px;
    }

    .onboarding-option-emoji {
        font-size: 1.2rem;
        width: 28px;
    }

    .onboarding-welcome-icon {
        font-size: 48px;
    }
}

/* ── Tablet ────────────────────────────────────────────────────────────────── */
@media (min-width: 601px) and (max-width: 900px) {
    .onboarding-card {
        max-width: 560px;
    }
}