/* ======================================
   /labs landing page
   Reuses design tokens and patterns from style.css / index.css
   ====================================== */

/* --- Hero --- */
.az-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 24px 80px;
    background: linear-gradient(180deg, #0a0a0a 0%, #111 100%);
    position: relative;
    overflow: hidden;
}

.az-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(139, 123, 247, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.az-hero-inner {
    max-width: 640px;
    width: 100%;
    text-align: center;
    position: relative;
}

.az-hero-inner .hero-logo {
    display: block;
    margin: 0 auto 32px;
}

.az-badge {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.03em;
    color: var(--accent-purple);
    background: rgba(139, 123, 247, 0.08);
    border: 1px solid rgba(139, 123, 247, 0.2);
    margin-bottom: 28px;
}

.az-hero h1 {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -2px;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.az-highlight {
    color: var(--accent-purple);
}

.az-hero-sub {
    font-size: 20px;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 550px;
    margin: 0 auto 40px;
}

.az-br-desktop {
    display: block;
}

/* --- Upload Form --- */
.az-upload-form {
    width: 100%;
    margin-bottom: 28px;
}

.az-upload-area {
    border: 2px dashed #333;
    border-radius: 16px;
    padding: 36px 24px;
    cursor: pointer;
    transition:
        border-color 0.2s,
        background 0.2s;
    background: rgba(255, 255, 255, 0.02);
}

.az-upload-area:hover,
.az-upload-area.az-drag-over {
    border-color: var(--accent-purple);
    background: rgba(139, 123, 247, 0.04);
}

.az-upload-icon {
    color: var(--text-secondary);
    margin-bottom: 12px;
    transition: color 0.2s;
}

.az-upload-area:hover .az-upload-icon {
    color: var(--accent-purple);
}

.az-upload-text {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.az-upload-hint {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.az-upload-formats {
    font-size: 12px;
    color: #555;
}

/* Upload preview */
.az-upload-preview {
    margin-top: 12px;
}

.az-preview-file {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-secondary);
    border: 1px solid #333;
    border-radius: 10px;
    padding: 10px 16px;
    font-size: 14px;
}

.az-preview-icon {
    font-size: 18px;
}

.az-preview-name {
    color: var(--text-primary);
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.az-preview-remove {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 18px;
    cursor: pointer;
    padding: 0 4px;
    line-height: 1;
}

.az-preview-remove:hover {
    color: #ff6b6b;
}

/* Or divider */
.az-or-divider {
    display: flex;
    align-items: center;
    gap: 16px;
    margin: 20px 0;
    color: #444;
    font-size: 13px;
}

.az-or-divider::before,
.az-or-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: #2a2a2a;
}

/* Text input */
.az-text-input-wrap {
    margin-bottom: 20px;
}

/* Submit button */
.az-upload-form > .az-submit-btn {
    margin-top: 20px;
}

.az-submit-btn {
    width: 100%;
    padding: 16px 32px;
    background: var(--accent-green);
    color: #000;
    border: none;
    border-radius: 100px;
    font-size: 17px;
    font-weight: 600;
    cursor: pointer;
    transition:
        transform 0.2s,
        box-shadow 0.2s;
    font-family: inherit;
}

.az-submit-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(191, 255, 0, 0.3);
}

.az-submit-btn:active {
    transform: translateY(0);
}

.az-submit-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Trust badges under form */
.az-hero-trust {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
    margin-top: 16px;
}

#azUploadForm .form-consent {
    margin-top: 8px;
}

.az-trust-item {
    font-size: 13px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.az-trust-check {
    color: var(--accent-green);
    font-weight: 700;
}

/* --- Types Section (reuses why-card pattern) --- */
.az-types {
    padding: 100px 24px;
    background: var(--bg-secondary);
}

.az-types-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.az-types-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 60px;
}

.az-type-card {
    background: var(--bg-card);
    border: 1px solid #333;
    border-radius: 20px;
    padding: 32px;
    text-align: center;
    transition:
        transform 0.3s,
        border-color 0.3s,
        box-shadow 0.3s;
}

.az-type-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent-purple);
    box-shadow: 0 20px 50px rgba(139, 123, 247, 0.15);
}

.az-type-icon {
    width: 60px;
    height: 60px;
    background: var(--accent-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin: 0 auto 20px;
}

.az-type-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
}

.az-type-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* --- How it Works --- */
.az-how {
    padding: 100px 24px;
    background: var(--bg-primary);
}

.az-how-inner {
    max-width: 900px;
    margin: 0 auto;
}

.az-steps {
    display: flex;
    align-items: flex-start;
    gap: 24px;
    margin-top: 60px;
}

.az-step {
    flex: 1;
    text-align: center;
}

.az-step-num {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(139, 123, 247, 0.1);
    border: 2px solid var(--accent-purple);
    color: var(--accent-purple);
    font-size: 20px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.az-step h3 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 8px;
}

.az-step p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.az-step-arrow {
    color: #333;
    font-size: 24px;
    padding-top: 12px;
    flex-shrink: 0;
}

/* --- Demo Chat --- */
.az-demo {
    padding: 100px 24px;
    background: var(--bg-secondary);
}

.az-demo-inner {
    max-width: 700px;
    margin: 0 auto;
}

.az-chat-demo {
    margin-top: 48px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.az-chat-msg {
    display: flex;
    gap: 12px;
}

.az-chat-user {
    justify-content: flex-end;
}

.az-chat-bubble {
    max-width: 85%;
    padding: 16px 20px;
    border-radius: 18px;
    font-size: 15px;
    line-height: 1.6;
}

.az-chat-bubble-user {
    background: rgba(139, 123, 247, 0.12);
    border: 1px solid rgba(139, 123, 247, 0.2);
    color: var(--text-primary);
    border-bottom-right-radius: 6px;
}

.az-chat-bubble-assistant {
    background: var(--bg-card);
    border: 1px solid #333;
    color: var(--text-primary);
    border-bottom-left-radius: 6px;
}

.az-chat-bubble-assistant p {
    margin-bottom: 10px;
}

.az-chat-bubble-assistant p:last-child {
    margin-bottom: 0;
}

.az-chat-bubble-assistant ul {
    margin: 6px 0 10px 20px;
    padding: 0;
}

.az-chat-bubble-assistant li {
    margin-bottom: 4px;
    font-size: 14px;
    color: var(--text-secondary);
}

.az-chat-bubble-assistant strong {
    color: var(--text-primary);
}

.az-chat-cta {
    text-align: center;
    margin-top: 32px;
}

.az-chat-cta .az-submit-btn {
    display: inline-block;
    text-decoration: none;
}

.az-chat-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
    flex-shrink: 0;
    margin-top: 4px;
}

.az-chat-file-attach {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 8px;
    padding: 6px 12px;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.az-chat-file-icon {
    font-size: 16px;
}

/* --- Stats --- */
.az-stats {
    padding: 80px 24px;
    background: var(--bg-primary);
    border-top: 1px solid #222;
    border-bottom: 1px solid #222;
}

.az-stats-inner {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    justify-content: space-around;
    text-align: center;
    gap: 40px;
}

.az-stat-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--accent-green);
    letter-spacing: -2px;
    line-height: 1;
    margin-bottom: 8px;
}

.az-stat-label {
    font-size: 14px;
    color: var(--text-secondary);
}

/* --- Reviews (matches testimonials pattern) --- */
.az-reviews {
    padding: 100px 24px;
    background: var(--bg-primary);
}

.az-reviews-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.az-reviews-eyebrow {
    display: inline-block;
    color: var(--accent-purple);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.az-reviews-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.az-review-card {
    background: var(--bg-card);
    border: 1px solid #333;
    border-radius: 20px;
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    transition: border-color 0.2s;
}

.az-review-card:hover {
    border-color: rgba(139, 123, 247, 0.4);
}

.az-review-quote {
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-primary);
    flex: 1;
}

.az-review-author {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.az-review-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.az-review-tag {
    font-size: 12px;
    color: var(--accent-purple);
    background: rgba(139, 123, 247, 0.08);
    border: 1px solid rgba(139, 123, 247, 0.15);
    padding: 4px 10px;
    border-radius: 100px;
}

/* --- FAQ --- */
.az-faq {
    padding: 100px 24px;
    background: var(--bg-secondary);
}

.az-faq-inner {
    max-width: 700px;
    margin: 0 auto;
}

.az-faq-list {
    margin-top: 48px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.az-faq-item {
    background: var(--bg-card);
    border: 1px solid #333;
    border-radius: 12px;
    overflow: hidden;
    transition: border-color 0.2s;
}

.az-faq-item[open] {
    border-color: rgba(139, 123, 247, 0.3);
}

.az-faq-item summary {
    padding: 18px 24px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-primary);
    transition: color 0.2s;
}

.az-faq-item summary::-webkit-details-marker {
    display: none;
}

.az-faq-item summary::after {
    content: '+';
    font-size: 20px;
    color: var(--text-secondary);
    transition: transform 0.2s;
    flex-shrink: 0;
    margin-left: 12px;
}

.az-faq-item[open] summary::after {
    transform: rotate(45deg);
}

.az-faq-item p {
    padding: 0 24px 18px;
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* --- Tariffs (reuses index.css tariff styles via shared classes) --- */
.az-tariffs {
    padding: 100px 24px;
    background: var(--bg-primary);
}

.az-tariffs-inner {
    max-width: 1100px;
    margin: 0 auto;
}

/* --- Final CTA (matches cta-section pattern) --- */
.az-cta-final {
    padding: 100px 24px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.az-cta-final::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 400px;
    background: radial-gradient(circle, rgba(191, 255, 0, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.az-cta-inner {
    max-width: 500px;
    margin: 0 auto;
    position: relative;
}

.az-cta-inner h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.az-cta-inner p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.az-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--accent-green);
    color: #000;
    padding: 16px 32px;
    border-radius: 100px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition:
        transform 0.2s,
        box-shadow 0.2s;
}

.az-cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(191, 255, 0, 0.3);
}

/* ======================================
   Responsive
   ====================================== */
@media (max-width: 900px) {
    .az-types-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .az-reviews-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .az-hero {
        padding: 80px 20px 40px;
        min-height: auto;
    }

    .az-hero-inner .hero-logo {
        width: 56px;
        height: 56px;
        margin-bottom: 16px;
    }

    .az-hero h1 {
        font-size: 31px;
        letter-spacing: -1px;
    }

    .az-br-desktop {
        display: none;
    }

    .az-hero h1 {
        margin-bottom: 16px;
    }

    .az-upload-area {
        padding: 28px 16px;
    }

    .az-hero-trust {
        flex-direction: column;
        align-items: center;
        gap: 8px;
    }

    .az-types {
        padding: 60px 20px;
    }

    .az-types-grid {
        grid-template-columns: 1fr;
    }

    .az-how {
        padding: 60px 20px;
    }

    .az-steps {
        flex-direction: column;
        gap: 28px;
    }

    .az-step-arrow {
        display: none;
    }

    .az-demo {
        padding: 60px 20px;
    }

    .az-chat-bubble {
        max-width: 92%;
    }

    .az-stats {
        padding: 48px 20px;
    }

    .az-stats-inner {
        flex-direction: column;
        gap: 32px;
    }

    .az-stat-number {
        font-size: 40px;
    }

    .az-reviews {
        padding: 60px 20px;
    }

    .az-faq {
        padding: 60px 20px;
    }

    .az-faq-item summary {
        padding: 16px 18px;
        font-size: 15px;
    }

    .az-faq-item p {
        padding: 0 18px 16px;
        font-size: 14px;
    }

    .az-tariffs {
        padding: 60px 20px;
    }

    .az-cta-final {
        padding: 60px 20px;
    }

    .az-cta-inner h2 {
        font-size: 28px;
    }
}