/* ===========================================
   Index – Tech Blue Professional
   =========================================== */

/* ---------- HERO ---------- */

.hero-section {
    background: linear-gradient(180deg, var(--white) 0%, var(--slate-50) 100%);
    border-bottom: 1px solid var(--color-border);
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: var(--space-3xl);
    max-width: var(--max-w);
    margin: 0 auto;
    padding: var(--space-3xl) var(--space-xl) var(--space-4xl);
    min-height: calc(100vh - 64px);
}

.hero-left {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.hero-badges {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.hero-badge {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: 6px 14px;
    border-radius: 20px;
    white-space: nowrap;
}

.hero-badge-accent {
    color: var(--color-primary);
    background: var(--color-primary-light);
    border-color: var(--blue-200);
}

.hero-title {
    font-size: clamp(2.4rem, 5.5vw, 4rem);
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.hero-title-highlight {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-sub {
    font-size: 1.08rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    max-width: 480px;
    font-weight: 400;
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
    margin-top: var(--space-sm);
}

.btn-lg {
    padding: 14px 34px;
    font-size: 0.95rem;
}

/* Hero Visual */

.hero-right {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-visual {
    position: relative;
    width: 100%;
    max-width: 440px;
    aspect-ratio: 1 / 1;
}

.hero-card {
    position: absolute;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition), box-shadow var(--transition);
}

.hero-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.hero-card-1 {
    top: 5%;
    left: 10%;
    width: 180px;
}

.hero-card-2 {
    top: 40%;
    right: 5%;
    width: 200px;
}

.hero-card-3 {
    bottom: 10%;
    left: 15%;
    width: 190px;
}

.hero-card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: var(--color-primary-light);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
}

.hero-card-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text);
    text-align: center;
}

/* ---------- INTEGRATIONS ---------- */

.integration-section {
    padding: var(--space-2xl) 0;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-surface);
}

.integration-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.integration-card {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-md);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    transition: all var(--transition);
    cursor: default;
    text-align: center;
}

.integration-card:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
    background: var(--color-primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.integration-footer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    padding-top: var(--space-md);
}

.integration-footer span {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-weight: 400;
}

/* ---------- FEATURES ---------- */

.features-section {
    border-bottom: 1px solid var(--color-border);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.feature-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl) var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    transition: all var(--transition);
}

.feature-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.feature-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: var(--color-primary-light);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    margin-bottom: var(--space-xs);
}

.feature-card h4 {
    font-weight: 700;
    color: var(--color-text);
}

.feature-card p {
    font-size: 0.88rem;
    color: var(--color-text-secondary);
    line-height: 1.65;
}

/* ---------- ADVANTAGES ---------- */

.advantages-section {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
}

.adv-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.adv-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    transition: all var(--transition);
}

.adv-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.adv-card-featured {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.adv-card-featured .adv-icon {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
}

.adv-card-featured h3 {
    color: var(--white);
}

.adv-card-featured p {
    color: rgba(255, 255, 255, 0.8);
}

.adv-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: var(--color-primary-light);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
}

.adv-card h3 {
    font-weight: 700;
    font-size: 1.2rem;
}

.adv-card p {
    font-size: 0.9rem;
    line-height: 1.7;
}

/* ---------- TESTIMONIAL ---------- */

.testimonial-section {
    border-bottom: 1px solid var(--color-border);
}

.testimonial-card {
    max-width: 720px;
    margin: 0 auto;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    text-align: center;
    position: relative;
}

.testimonial-quote-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--color-primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin: 0 auto var(--space-lg);
}

.testimonial-card blockquote p {
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--color-text);
    line-height: 1.9;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--color-primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.testimonial-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
}

.testimonial-name {
    font-weight: 700;
    color: var(--color-text);
    font-size: 0.95rem;
}

.testimonial-role {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* ---------- ONBOARDING ---------- */

.onboard-section {
    border-bottom: 1px solid var(--color-border);
}

.onboard-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.onboard-step {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}

.onboard-step-num {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--color-primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.onboard-step-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.onboard-step-content h4 {
    font-weight: 700;
    font-size: 1.05rem;
}

.onboard-step-content p {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ---------- CTA ---------- */

.cta-section {
    background: linear-gradient(135deg, var(--blue-800) 0%, var(--color-primary) 50%, var(--cyan-600) 100%);
    padding: var(--space-2xl) 0;
}

.cta-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-xl);
    padding: var(--space-lg) 0;
}

.cta-content h2 {
    color: var(--white);
    font-size: clamp(1.3rem, 2.5vw, 1.9rem);
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.cta-content p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.cta-actions {
    display: flex;
    gap: var(--space-md);
    flex-shrink: 0;
    flex-wrap: wrap;
}

.btn-cta-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    font-family: var(--font-family);
    font-size: 0.9rem;
    font-weight: 600;
    background: var(--white);
    color: var(--color-primary);
    border: 2px solid var(--white);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    line-height: 1;
}

.btn-cta-primary:hover {
    background: var(--slate-900);
    color: var(--white);
    border-color: var(--slate-900);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-cta-primary:focus-visible {
    outline: 3px solid rgba(255, 255, 255, 0.5);
    outline-offset: 3px;
}

.btn-cta-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    font-family: var(--font-family);
    font-size: 0.9rem;
    font-weight: 600;
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.35);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    line-height: 1;
}

.btn-cta-secondary:hover {
    background: var(--white);
    color: var(--color-primary);
    border-color: var(--white);
    transform: translateY(-2px);
}

.btn-cta-secondary:focus-visible {
    outline: 3px solid rgba(255, 255, 255, 0.5);
    outline-offset: 3px;
}

/* ---------- RESPONSIVE: 1024 ---------- */

@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
        padding-top: var(--space-2xl);
        padding-bottom: var(--space-2xl);
        min-height: auto;
    }

    .hero-visual { display: none; }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .onboard-steps {
        grid-template-columns: repeat(2, 1fr);
    }

    .integration-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .cta-banner {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
    }
}

/* ---------- RESPONSIVE: 768 ---------- */

@media (max-width: 768px) {
    .hero-container {
        padding-top: var(--space-xl);
        padding-bottom: var(--space-xl);
    }

    .hero-title {
        font-size: clamp(1.8rem, 8vw, 2.6rem);
    }

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

    .onboard-steps {
        grid-template-columns: 1fr;
    }

    .integration-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .integration-footer {
        flex-direction: column;
        gap: var(--space-md);
    }

    .cta-banner {
        padding: var(--space-md) 0;
    }

    .cta-actions {
        width: 100%;
    }

    .btn-cta-primary,
    .btn-cta-secondary {
        flex: 1;
        justify-content: center;
    }
}

/* ---------- RESPONSIVE: 480 ---------- */

@media (max-width: 480px) {
    .hero-badges { gap: 6px; }
    .hero-badge { font-size: 0.7rem; padding: 4px 10px; }

    .integration-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .onboard-step {
        align-items: flex-start;
    }

    .cta-actions {
        flex-direction: column;
    }
}