/* ==========================================================================
   Sainfoxiya Gift Cards - Premium Corporate Gifting Styles
   (assets/css/corporateGifting.css)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Section Layouts & Base Containers
   -------------------------------------------------------------------------- */
.corporate-section {
    padding: 4.5rem 0;
}

.corp-bg-dark {
    background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 60%, #111827 100%);
    color: #ffffff;
    position: relative;
    overflow: hidden;
}

.corp-bg-light {
    background-color: var(--bg-page);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.corporate-card {
    background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 60%, #311042 100%);
    border: 1px solid #334155;
    border-radius: var(--radius-lg);
    padding: 3.5rem;
    display: grid;
    grid-template-columns: 1.3fr 0.7fr;
    gap: 3rem;
    align-items: center;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.corporate-title {
    font-family: var(--font-primary);
    font-size: 2.2rem;
    color: #ffffff;
    font-weight: 800;
    margin: 1rem 0;
    line-height: 1.25;
}

.corporate-desc {
    color: #cbd5e1;
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.corporate-benefits {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    margin-bottom: 2rem;
}

.corporate-benefits li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.95rem;
    color: #f1f5f9;
    font-weight: 600;
}

.corporate-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.corporate-visual {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.corporate-stat-box {
    background: rgba(30, 41, 59, 0.75);
    backdrop-filter: blur(12px);
    border: 1px solid #334155;
    border-radius: var(--radius-md);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    transition: var(--transition);
}

.corporate-stat-box:hover {
    transform: translateY(-3px);
    border-color: var(--accent-gold);
    background: rgba(30, 41, 59, 0.95);
}

.corporate-stat-box i { font-size: 2.2rem; }

.corporate-stat-box h4 {
    font-size: 1.5rem;
    color: #ffffff;
    font-weight: 800;
}

.corporate-stat-box p {
    font-size: 0.85rem;
    color: #94a3b8;
}

/* --------------------------------------------------------------------------
   2. Corporate Dedicated Hero Header Page Section
   -------------------------------------------------------------------------- */
.corp-hero {
    padding: 4.5rem 0 3.5rem;
    background: radial-gradient(circle at 80% 20%, rgba(99, 102, 241, 0.18) 0%, transparent 40%),
                radial-gradient(circle at 20% 80%, rgba(217, 119, 6, 0.15) 0%, transparent 40%),
                linear-gradient(135deg, #0f172a 0%, #1e1b4b 60%, #090d16 100%);
    border-bottom: 1px solid #1e293b;
    position: relative;
    overflow: hidden;
}

.corp-hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 3.5rem;
    align-items: center;
}

.corp-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(217, 119, 6, 0.15);
    border: 1px solid rgba(245, 158, 11, 0.4);
    color: #fbbf24;
    padding: 0.45rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 1.25rem;
}

.corp-hero-title {
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 800;
    color: #ffffff;
    line-height: 1.2;
    margin-bottom: 1.25rem;
    letter-spacing: -0.02em;
}

.corp-hero-title span.highlight {
    background: linear-gradient(135deg, #f59e0b 0%, #fbbf24 50%, #fef08a 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.corp-hero-subtitle {
    font-size: 1.125rem;
    color: #cbd5e1;
    line-height: 1.65;
    margin-bottom: 2rem;
    max-width: 620px;
}

.corp-hero-actions {
    display: flex;
    gap: 1.25rem;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 2.5rem;
}

.corp-hero-stats-strip {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.corp-hero-stat-item {
    text-align: left;
}

.corp-hero-stat-item .num {
    font-size: 1.5rem;
    font-weight: 800;
    color: #ffffff;
    line-height: 1.2;
}

.corp-hero-stat-item .label {
    font-size: 0.8rem;
    color: #94a3b8;
    margin-top: 0.25rem;
}

.corp-hero-visual-card {
    background: rgba(30, 41, 59, 0.6);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-lg);
    padding: 2.25rem;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
    position: relative;
}

.corp-hero-visual-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.corp-hero-visual-header h4 {
    font-size: 1.1rem;
    color: #ffffff;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.corp-live-pill {
    background: rgba(16, 185, 129, 0.2);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.4);
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
}

/* --------------------------------------------------------------------------
   3. Interactive Bulk Savings Calculator
   -------------------------------------------------------------------------- */
.corp-calc-card {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 2.5rem;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 2.5rem;
    align-items: center;
}

.corp-calc-inputs {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

.calc-field-group {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.calc-label-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
}

.calc-val-badge {
    background: #e0e7ff;
    color: #4338ca;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 800;
}

.calc-slider {
    width: 100%;
    height: 8px;
    background: #e2e8f0;
    border-radius: 4px;
    outline: none;
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
}

.calc-slider::-webkit-slider-thumb {
    appearance: none;
    -webkit-appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: #4f46e5;
    border: 3px solid #ffffff;
    box-shadow: 0 2px 8px rgba(79, 70, 229, 0.4);
    cursor: pointer;
    transition: var(--transition);
}

.calc-slider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

.corp-calc-results {
    background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 100%);
    border-radius: var(--radius-md);
    padding: 2rem;
    color: #ffffff;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.res-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 0.85rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.95rem;
    color: #cbd5e1;
}

.res-row.highlight-row {
    border-bottom: none;
    padding-top: 0.5rem;
}

.res-row.highlight-row .res-val {
    font-size: 1.8rem;
    font-weight: 800;
    color: #fbbf24;
}

.res-val {
    font-weight: 700;
    color: #ffffff;
}

.tier-progress-bar-bg {
    width: 100%;
    height: 10px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 5px;
    overflow: hidden;
    margin-top: 0.5rem;
}

.tier-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #3b82f6 0%, #10b981 50%, #f59e0b 100%);
    width: 0%;
    transition: width 0.3s ease;
}

/* --------------------------------------------------------------------------
   4. Feature Grid & Value Propositions
   -------------------------------------------------------------------------- */
.section-header {
    text-align: center;
    max-width: 750px;
    margin: 0 auto 3rem;
}

.section-header .sub-tag {
    color: var(--accent-gold);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.85rem;
    display: block;
    margin-bottom: 0.5rem;
}

.section-header h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.85rem;
    line-height: 1.25;
}

.section-header.dark-header h2 {
    color: #ffffff;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.section-header.dark-header p {
    color: #94a3b8;
}

.corp-features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
}

.corp-feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    gap: 1rem;
    box-shadow: var(--shadow-sm);
}

.corp-feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: #cbd5e1;
}

.corp-feature-icon {
    width: 54px;
    height: 54px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    background: #eef2ff;
    color: #4f46e5;
}

.corp-feature-card:nth-child(2) .corp-feature-icon {
    background: #fef3c7;
    color: #d97706;
}

.corp-feature-card:nth-child(3) .corp-feature-icon {
    background: #d1fae5;
    color: #059669;
}

.corp-feature-card:nth-child(4) .corp-feature-icon {
    background: #e0f2fe;
    color: #0284c7;
}

.corp-feature-card:nth-child(5) .corp-feature-icon {
    background: #fce7f3;
    color: #db2777;
}

.corp-feature-card:nth-child(6) .corp-feature-icon {
    background: #f3e8ff;
    color: #9333ea;
}

.corp-feature-card h3 {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--text-primary);
}

.corp-feature-card p {
    color: var(--text-secondary);
    font-size: 0.925rem;
    line-height: 1.6;
}

/* --------------------------------------------------------------------------
   5. Use Cases Grid
   -------------------------------------------------------------------------- */
.corp-usecase-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.corp-usecase-card {
    background: rgba(30, 41, 59, 0.7);
    border: 1px solid #334155;
    border-radius: var(--radius-md);
    padding: 2.25rem;
    display: flex;
    gap: 1.5rem;
    transition: var(--transition);
}

.corp-usecase-card:hover {
    border-color: #6366f1;
    background: rgba(30, 41, 59, 0.95);
    transform: translateY(-4px);
}

.corp-usecase-icon {
    font-size: 2.2rem;
    color: #fbbf24;
    flex-shrink: 0;
}

.corp-usecase-info h3 {
    font-size: 1.3rem;
    color: #ffffff;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.corp-usecase-info p {
    color: #94a3b8;
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.corp-usecase-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.usecase-tag {
    background: rgba(255, 255, 255, 0.1);
    color: #e2e8f0;
    padding: 0.2rem 0.65rem;
    border-radius: var(--radius-sm);
    font-size: 0.78rem;
    font-weight: 600;
}

/* --------------------------------------------------------------------------
   6. Top Brands Showcase Grid
   -------------------------------------------------------------------------- */
.corp-brands-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 1.25rem;
}

.corp-brand-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.25rem 0.85rem;
    text-align: center;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.corp-brand-item:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.corp-brand-icon-box {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--bg-elevated);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--primary);
}

.corp-brand-item h5 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
}

.corp-brand-item .disc-badge {
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--accent-emerald);
}

/* --------------------------------------------------------------------------
   7. How It Works (4 Steps)
   -------------------------------------------------------------------------- */
.corp-steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    position: relative;
}

.corp-step-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.85rem 1.5rem;
    position: relative;
    transition: var(--transition);
}

.corp-step-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
}

.corp-step-num {
    font-size: 2.5rem;
    font-weight: 900;
    color: #e2e8f0;
    line-height: 1;
    margin-bottom: 0.75rem;
}

.corp-step-card h4 {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.corp-step-card p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.55;
}

/* --------------------------------------------------------------------------
   8. Testimonials & Social Proof
   -------------------------------------------------------------------------- */
.corp-testimonial-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
}

.corp-testi-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 1.25rem;
    box-shadow: var(--shadow-sm);
}

.corp-testi-stars {
    color: var(--accent-gold);
    font-size: 0.9rem;
}

.corp-testi-quote {
    font-size: 0.95rem;
    color: var(--text-primary);
    line-height: 1.65;
    font-style: italic;
}

.corp-testi-author {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.corp-testi-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--primary-light);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1rem;
}

.corp-testi-info h5 {
    font-size: 0.95rem;
    font-weight: 800;
    color: var(--text-primary);
}

.corp-testi-info p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   9. Corporate FAQ Accordion
   -------------------------------------------------------------------------- */
.corp-faq-container {
    max-width: 850px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.corp-faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
}

.corp-faq-item.active {
    border-color: var(--primary);
}

.corp-faq-question {
    padding: 1.25rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--text-primary);
    cursor: pointer;
    user-select: none;
}

.corp-faq-question i {
    transition: transform 0.3s ease;
    color: var(--primary);
}

.corp-faq-item.active .corp-faq-question i {
    transform: rotate(180deg);
}

.corp-faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.35s ease;
    padding: 0 1.5rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.65;
}

.corp-faq-item.active .corp-faq-answer {
    max-height: 300px;
    padding: 0 1.5rem 1.25rem;
}

/* --------------------------------------------------------------------------
   10. Call to Action Banner
   -------------------------------------------------------------------------- */
.corp-cta-banner {
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #ec4899 100%);
    border-radius: var(--radius-lg);
    padding: 3.5rem 2rem;
    text-align: center;
    color: #ffffff;
    box-shadow: var(--shadow-lg);
}

.corp-cta-banner h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 800;
    margin-bottom: 1rem;
}

.corp-cta-banner p {
    font-size: 1.1rem;
    max-width: 680px;
    margin: 0 auto 2rem;
    color: rgba(255, 255, 255, 0.9);
}

.corp-cta-actions {
    display: flex;
    justify-content: center;
    gap: 1.25rem;
    flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   11. Modal Dialog Enhancements
   -------------------------------------------------------------------------- */
#corporateModalOverlay {
    z-index: 10000;
}

#corporateModal {
    max-width: 520px;
    width: 92%;
    padding: 2.25rem 2rem 2rem;
    border-radius: var(--radius-lg);
    background: #ffffff;
    box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.25);
    border: 1px solid var(--border-color);
    position: relative;
}

#corporateModal .modal-header {
    margin-bottom: 1.5rem;
}

#corporateModal .modal-header h3 {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 0.4rem;
}

#corporateModal .modal-header p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.55;
}

#corporateModal .close-modal-btn {
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #f1f5f9;
    border: none;
    color: var(--text-muted);
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

#corporateModal .close-modal-btn:hover {
    background: #e2e8f0;
    color: var(--text-primary);
}

#corporateForm select, #corporateForm input, #corporateForm textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    color: var(--text-primary);
    background-color: var(--bg-input);
    transition: var(--transition);
}

#corporateForm select:focus, #corporateForm input:focus, #corporateForm textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

#corporateForm select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23475569' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.85rem center;
    background-size: 12px;
    padding-right: 2.5rem;
    cursor: pointer;
}

#corporateForm .control-group {
    margin-bottom: 1rem;
}

#corporateForm .control-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.35rem;
}

#corporateForm .control-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

#submitCorporateForm {
    margin-top: 0.5rem;
    padding: 0.85rem 1.5rem;
    font-size: 1rem;
    font-weight: 700;
    border-radius: var(--radius-md);
    cursor: pointer;
}

/* --------------------------------------------------------------------------
   12. Responsive Breakpoints
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
    .corporate-card { grid-template-columns: 1fr; }
    .corp-hero-grid { grid-template-columns: 1fr; gap: 2.5rem; }
    .corp-calc-card { grid-template-columns: 1fr; }
    .corp-features-grid { grid-template-columns: repeat(2, 1fr); }
    .corp-brands-grid { grid-template-columns: repeat(3, 1fr); }
    .corp-steps-grid { grid-template-columns: repeat(2, 1fr); }
    .corp-testimonial-grid { grid-template-columns: 1fr; }
    .corp-usecase-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .corporate-card { padding: 2rem 1.25rem; gap: 2rem; }
    .corporate-title { font-size: clamp(1.4rem, 5vw, 2.2rem); }
    .corporate-actions { flex-direction: column; width: 100%; }
    .corporate-actions .btn { width: 100%; }

    .corp-hero { padding: 3rem 0 2.5rem; }
    .corp-hero-title { font-size: 1.85rem; }
    .corp-hero-stats-strip { grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }

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

    .corp-calc-card { padding: 1.5rem; }
    .corp-calc-results { padding: 1.25rem; }
    #corporateForm .control-row { grid-template-columns: 1fr; }
}