/* ============================================
   BRAND PAGES - SHARED STYLESHEET
   ============================================ */

/* --- Brand Hero --- */
.brand-hero {
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    background: var(--primary);
    overflow: hidden;
}

.brand-hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.brand-hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.brand-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.88) 0%, rgba(22, 33, 62, 0.75) 100%);
    z-index: 2;
}

.brand-hero-content {
    position: relative;
    z-index: 3;
    max-width: 1280px;
    margin: 0 auto;
    padding: 140px 24px 80px;
}

.brand-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 32px;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

.brand-breadcrumb a {
    color: rgba(255, 255, 255, 0.5);
    transition: color 0.3s ease;
}

.brand-breadcrumb a:hover {
    color: var(--accent);
}

.brand-breadcrumb .separator {
    color: rgba(255, 255, 255, 0.3);
}

.brand-breadcrumb .current {
    color: var(--accent);
}

.brand-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(201, 168, 76, 0.1);
    border: 1px solid rgba(201, 168, 76, 0.25);
    padding: 8px 20px;
    border-radius: 100px;
    margin-bottom: 24px;
    font-size: 0.8rem;
    color: var(--accent);
    font-weight: 500;
    letter-spacing: 0.5px;
}

.brand-hero-title {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 800;
    color: var(--white);
    line-height: 1.1;
    letter-spacing: -1px;
    margin-bottom: 20px;
}

.brand-hero-title .accent {
    color: var(--accent);
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 600;
}

.brand-hero-subtitle {
    color: rgba(255, 255, 255, 0.6);
    font-size: 1.15rem;
    max-width: 600px;
    line-height: 1.8;
    font-weight: 300;
    margin-bottom: 36px;
}

.brand-hero-stats {
    display: flex;
    gap: 48px;
    margin-top: 48px;
}

.brand-stat {
    text-align: left;
}

.brand-stat-value {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--accent);
    display: block;
    line-height: 1.2;
}

.brand-stat-label {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 0.5px;
    margin-top: 4px;
}

/* --- Brand Introduction --- */
.brand-intro {
    padding: 120px 0;
    background: var(--white);
}

.brand-intro .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.brand-intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.brand-intro-content h2 {
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 24px;
    line-height: 1.2;
}

.brand-intro-content h2 span {
    color: var(--accent);
    font-family: var(--font-display);
    font-style: italic;
}

.brand-intro-content p {
    color: var(--gray-600);
    font-size: 1.05rem;
    line-height: 1.9;
    margin-bottom: 16px;
}

.brand-intro-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 4/3;
    position: relative;
}

.brand-intro-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.8s ease;
}

.brand-intro-image:hover img {
    transform: scale(1.03);
}

/* --- Features Section --- */
.brand-features {
    padding: 120px 0;
    background: var(--gray-50);
}

.brand-features .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.brand-section-header {
    text-align: center;
    margin-bottom: 72px;
}

.brand-section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 16px;
}

.brand-section-title {
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 16px;
    line-height: 1.2;
}

.brand-section-title span {
    color: var(--accent);
    font-family: var(--font-display);
    font-style: italic;
}

.brand-section-subtitle {
    color: var(--gray-500);
    font-size: 1.05rem;
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 48px 36px;
    transition: all 0.4s ease;
    border: 1px solid var(--gray-200);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-md);
    background: rgba(201, 168, 76, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    font-size: 1.5rem;
    color: var(--accent);
    transition: all 0.4s ease;
}

.feature-card:hover .feature-card-icon {
    background: var(--accent);
    color: var(--white);
}

.feature-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--gray-500);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* --- Specifications Section --- */
.brand-specs {
    padding: 120px 0;
    background: var(--primary);
    color: var(--white);
}

.brand-specs .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.brand-specs .brand-section-title {
    color: var(--white);
}

.brand-specs .brand-section-subtitle {
    color: rgba(255, 255, 255, 0.5);
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.spec-item {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    padding: 36px;
    transition: all 0.4s ease;
}

.spec-item:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(201, 168, 76, 0.3);
    transform: translateY(-4px);
}

.spec-item-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.spec-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: rgba(201, 168, 76, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.spec-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--white);
}

.spec-item p {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.95rem;
    line-height: 1.7;
}

.spec-value {
    display: inline-block;
    background: rgba(201, 168, 76, 0.12);
    color: var(--accent);
    padding: 4px 14px;
    border-radius: 100px;
    font-size: 0.82rem;
    font-weight: 600;
    margin-top: 12px;
}

/* --- FAQ Section --- */
.brand-faq {
    padding: 120px 0;
    background: var(--white);
}

.brand-faq .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.faq-grid {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--gray-200);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 28px 0;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    font-family: var(--font-primary);
    transition: color 0.3s ease;
}

.faq-question h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--gray-800);
    transition: color 0.3s ease;
    padding-right: 24px;
}

.faq-question:hover h3 {
    color: var(--accent);
}

.faq-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.3s ease;
    color: var(--gray-600);
    font-size: 0.85rem;
}

.faq-item.active .faq-icon {
    background: var(--accent);
    color: var(--white);
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding-bottom: 28px;
}

.faq-answer p {
    color: var(--gray-500);
    font-size: 0.95rem;
    line-height: 1.8;
}

/* --- CTA Section --- */
.brand-cta {
    padding: 120px 0;
    background: var(--gray-50);
    text-align: center;
}

.brand-cta .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.brand-cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.brand-cta-content h2 {
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 20px;
    line-height: 1.2;
}

.brand-cta-content h2 span {
    color: var(--accent);
    font-family: var(--font-display);
    font-style: italic;
}

.brand-cta-content p {
    color: var(--gray-500);
    font-size: 1.05rem;
    margin-bottom: 40px;
    line-height: 1.8;
}

.brand-cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* --- Related Systems --- */
.related-systems {
    padding: 100px 0;
    background: var(--white);
}

.related-systems .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-top: 48px;
}

.related-card {
    display: flex;
    align-items: center;
    gap: 24px;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    padding: 32px;
    border: 1px solid var(--gray-200);
    transition: all 0.4s ease;
}

.related-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent);
}

.related-card-image {
    width: 120px;
    height: 90px;
    border-radius: var(--radius-md);
    overflow: hidden;
    flex-shrink: 0;
}

.related-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.related-card-info h4 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 6px;
}

.related-card-info span {
    font-size: 0.82rem;
    color: var(--accent);
    font-weight: 500;
}

.related-card-info p {
    font-size: 0.88rem;
    color: var(--gray-500);
    margin-top: 8px;
    line-height: 1.6;
}

/* --- Brand Page Navbar Override --- */
.brand-page #navbar {
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.brand-page .logo-icon {
    color: var(--accent);
}

.brand-page .logo-text {
    color: var(--white);
}

.brand-page .nav-link {
    color: rgba(255, 255, 255, 0.7);
}

.brand-page .nav-link:hover,
.brand-page .nav-link.active {
    color: var(--white);
}

.brand-page .nav-cta {
    color: var(--primary);
}

.brand-page .menu-line {
    background: var(--white);
}

/* --- Brand Page Footer Adjustments --- */
.brand-page .footer {
    margin-top: 0;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .brand-intro-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

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

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

    .brand-hero-stats {
        gap: 32px;
    }

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

@media (max-width: 768px) {
    .brand-hero {
        min-height: 60vh;
    }

    .brand-hero-content {
        padding: 120px 24px 60px;
    }

    .brand-hero-stats {
        flex-wrap: wrap;
        gap: 24px;
    }

    .brand-stat {
        min-width: 100px;
    }

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

    .brand-intro,
    .brand-features,
    .brand-specs,
    .brand-faq,
    .brand-cta,
    .related-systems {
        padding: 80px 0;
    }

    .brand-section-title,
    .brand-intro-content h2,
    .brand-cta-content h2 {
        font-size: 1.8rem;
    }

    .brand-cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .related-card {
        flex-direction: column;
        text-align: center;
    }

    .related-card-image {
        width: 100%;
        height: 160px;
    }
}