/* ==========================================================================
   CC-GEN FAQ & HELP CENTER - MODERN DESIGN SYSTEM & STYLESHEET
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Poppins:wght@400;500;600;700&display=swap');

:root {
    --primary-gradient: linear-gradient(135deg, #EB001B 0%, #B80016 100%);
    --primary-gradient-hover: linear-gradient(135deg, #C40017 0%, #C40017 100%);
    --primary-color: #EB001B;
    --accent-orange: #B80016;
    --accent-blue: #475569;
    
    --bg-page: #F8FAFC;
    --bg-surface: #FFFFFF;
    --bg-subtle: #F1F5F9;
    --bg-dark: #0F172A;
    --bg-dark-surface: #1E293B;
    --bg-dark-subtle: #334155;
    
    --text-heading: #0F172A;
    --text-body: #334155;
    --text-muted: #64748B;
    --text-light: #F8FAFC;
    --text-light-muted: #94A3B8;

    --border-color: #E2E8F0;
    --border-dark: #334155;
    
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 10px 30px -5px rgba(235, 0, 27, 0.25);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    --font-main: 'Plus Jakarta Sans', 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base Styles */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

@keyframes pageFadeIn {
    0% {
        opacity: 0;
        transform: translateY(8px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-page);
    color: var(--text-body);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    animation: pageFadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    transition: opacity 0.2s cubic-bezier(0.4, 0, 0.2, 1), transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

body.page-leaving {
    opacity: 0 !important;
    transform: translateY(-8px) scale(0.995) !important;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    outline: none;
}

/* Layout Containers */
.container {
    width: 100%;
    max-width: 1080px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 24px;
    padding-right: 24px;
}

/* ==========================================================================
   SITE HEADER & NAVIGATION
   ========================================================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
    max-width: 1240px;
}

.brand-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 800;
    font-size: 1.35rem;
    letter-spacing: -0.5px;
    color: var(--text-heading);
}

.brand-logo-img {
    height: 38px;
    width: auto;
    object-fit: contain;
    border-radius: var(--radius-sm);
}

.brand-badge {
    background: var(--primary-gradient);
    color: white;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-muted);
    position: relative;
    padding: 6px 0;
    transition: color var(--transition-fast);
}

.nav-link:hover {
    color: var(--text-heading);
}

.nav-link.active {
    color: var(--primary-color);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary-gradient);
    border-radius: var(--radius-full);
}

.header-right-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.desktop-auth-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.mobile-nav-auth {
    display: none;
    flex-direction: column;
    gap: 10px;
    width: 100%;
    margin-top: 8px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.mobile-nav-auth .btn-link,
.mobile-nav-auth .btn-primary {
    width: 100%;
    text-align: center;
    padding: 12px;
}

.auth-actions {
    display: flex;
    align-items: center;
    gap: 14px;
}

.btn-link {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-heading);
    padding: 9px 18px;
    border-radius: var(--radius-md);
    transition: background var(--transition-fast), color var(--transition-fast);
}

.btn-link:hover {
    background: var(--bg-subtle);
    color: var(--primary-color);
}

.btn-primary {
    background: var(--primary-gradient);
    color: #FFFFFF !important;
    font-weight: 700;
    font-size: 0.95rem;
    padding: 10px 22px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-primary:hover {
    background: var(--primary-gradient-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

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

/* Mobile menu toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    padding: 8px;
    color: var(--text-heading);
    cursor: pointer;
}

/* ==========================================================================
   HERO & SEARCH SECTION
   ========================================================================== */
.faq-hero-section {
    background: linear-gradient(180deg, #0F172A 0%, #1E293B 100%);
    color: #FFFFFF;
    padding: 72px 0 84px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.faq-hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 400px;
    background: radial-gradient(circle, rgba(235, 0, 27, 0.18) 0%, rgba(235, 0, 27, 0.08) 45%, transparent 70%);
    pointer-events: none;
}

.faq-hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #F8FAFC;
    padding: 6px 16px;
    border-radius: var(--radius-full);
    font-size: 0.84rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 20px;
}

.faq-hero-title {
    font-size: 2.8rem;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 14px;
    line-height: 1.2;
}

.faq-hero-subtitle {
    font-size: 1.12rem;
    color: var(--text-light-muted);
    max-width: 600px;
    margin: 0 auto 36px;
}

/* Search Bar Box */
.search-box-wrapper {
    max-width: 640px;
    margin: 0 auto;
    position: relative;
}

.search-input-group {
    display: flex;
    align-items: center;
    background: var(--bg-surface);
    border-radius: 9999px;
    padding: 6px 8px 6px 22px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
    border: 2px solid transparent;
    transition: all var(--transition-fast);
}

.search-input-group:focus-within {
    border-color: var(--accent-orange);
    box-shadow: 0 16px 36px rgba(235, 0, 27, 0.2);
}

.search-icon {
    color: var(--text-muted);
    display: flex;
    align-items: center;
    margin-right: 12px;
}

.search-input {
    width: 100%;
    background: transparent;
    border: none;
    outline: none;
    font-size: 1.05rem;
    font-family: var(--font-main);
    color: var(--text-heading);
    padding: 10px 0;
}

.search-input::placeholder {
    color: var(--text-muted);
}

.search-clear-btn {
    background: var(--bg-subtle);
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    color: var(--text-muted);
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    margin-right: 8px;
    transition: all var(--transition-fast);
}

.search-clear-btn:hover {
    background: var(--border-color);
    color: var(--text-heading);
}

.search-submit-btn {
    background: var(--primary-gradient);
    color: white;
    font-weight: 700;
    padding: 12px 26px;
    border-radius: 9999px;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.search-submit-btn:hover {
    background: var(--primary-gradient-hover);
    transform: scale(1.02);
}

/* ==========================================================================
   CATEGORY TABS FILTER
   ========================================================================== */
.category-filter-section {
    padding: 32px 0 16px;
}

.category-chips-list {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
}

.category-chip {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    color: var(--text-body);
    font-size: 0.92rem;
    font-weight: 600;
    padding: 10px 20px;
    border-radius: var(--radius-full);
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.category-chip:hover {
    border-color: var(--accent-orange);
    color: var(--text-heading);
    transform: translateY(-1px);
}

.category-chip.active {
    background: var(--bg-dark);
    color: #FFFFFF;
    border-color: var(--bg-dark);
    box-shadow: var(--shadow-md);
}

/* ==========================================================================
   FAQ ACCORDION SECTION
   ========================================================================== */
.faq-main-section {
    padding: 32px 0 64px;
    flex-grow: 1;
}

.faq-section-header {
    margin-bottom: 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-section-header h2 {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--text-heading);
}

.faq-results-counter {
    font-size: 0.92rem;
    color: var(--text-muted);
    font-weight: 500;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Single FAQ Item Card */
.faq-item {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
    overflow: hidden;
}

.faq-item:hover {
    border-color: #CBD5E1;
    box-shadow: var(--shadow-md);
}

.faq-item.active {
    border-color: rgba(235, 0, 27, 0.4);
    box-shadow: 0 8px 20px -4px rgba(235, 0, 27, 0.08);
}

/* Question Header */
.faq-question-btn {
    width: 100%;
    text-align: left;
    background: transparent;
    padding: 22px 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 18px;
    cursor: pointer;
}

.faq-question-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-heading);
    line-height: 1.4;
    transition: color var(--transition-fast);
}

.faq-item.active .faq-question-title {
    color: var(--primary-color);
}

.faq-category-tag {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--bg-subtle);
    color: var(--text-muted);
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    margin-bottom: 6px;
}

.faq-icon-wrapper {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--bg-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--text-muted);
    transition: all var(--transition-base);
}

.faq-icon-wrapper svg {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-base);
}

.faq-item.active .faq-icon-wrapper {
    background: rgba(235, 0, 27, 0.1);
    color: var(--primary-color);
}

.faq-item.active .faq-icon-wrapper svg {
    transform: rotate(180deg);
}

/* Answer Body */
.faq-answer-collapse {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-answer-content {
    padding: 0 28px 26px 28px;
    color: var(--text-body);
    font-family: var(--font-body);
    font-size: 1.02rem;
    line-height: 1.7;
    border-top: 1px solid transparent;
}

.faq-item.active .faq-answer-content {
    border-top-color: var(--border-color);
    padding-top: 18px;
}

.faq-answer-content p {
    margin-bottom: 12px;
}

.faq-answer-content p:last-child {
    margin-bottom: 0;
}

.faq-answer-content ul {
    margin-left: 20px;
    margin-bottom: 12px;
}

.faq-answer-content li {
    margin-bottom: 6px;
}

/* Empty Search Results */
.faq-empty-state {
    display: none;
    text-align: center;
    padding: 60px 20px;
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    border: 1px dashed var(--border-color);
}

.faq-empty-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--bg-subtle);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.faq-empty-state h3 {
    font-size: 1.3rem;
    color: var(--text-heading);
    margin-bottom: 8px;
}

.faq-empty-state p {
    color: var(--text-muted);
    max-width: 440px;
    margin: 0 auto 20px;
}

/* ==========================================================================
   SUPPORT CONTACT CARD
   ========================================================================== */
.support-cta-box {
    margin-top: 60px;
    background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
    border-radius: var(--radius-xl);
    padding: 48px 40px;
    color: #FFFFFF;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-xl);
    position: relative;
    overflow: hidden;
}

.support-cta-box::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 250px;
    height: 100%;
    background: radial-gradient(circle at 100% 50%, rgba(235, 0, 27, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.support-cta-text h3 {
    font-size: 1.85rem;
    font-weight: 800;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

.support-cta-text p {
    color: var(--text-light-muted);
    font-size: 1.05rem;
    max-width: 480px;
}

.support-cta-actions {
    display: flex;
    gap: 14px;
    flex-shrink: 0;
    z-index: 1;
}

.btn-light {
    background: #FFFFFF;
    color: #0F172A;
    font-weight: 700;
    font-size: 0.95rem;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-light:hover {
    background: #F1F5F9;
    color: #0F172A;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
    background: var(--bg-dark);
    color: var(--text-light);
    padding: 64px 0 32px;
    margin-top: auto;
    border-top: 1px solid var(--border-dark);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand-col {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-brand-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.3rem;
    color: #FFFFFF;
}

.footer-logo-img {
    height: 36px;
    width: auto;
    border-radius: var(--radius-sm);
    background: #FFFFFF;
    padding: 2px;
}

.footer-desc {
    color: var(--text-light-muted);
    font-size: 0.95rem;
    line-height: 1.65;
    max-width: 360px;
}

.footer-social-links {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 8px;
}

.social-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--bg-dark-surface);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light-muted);
    border: 1px solid var(--border-dark);
    transition: all var(--transition-fast);
}

.social-btn:hover {
    background: var(--primary-gradient);
    color: #FFFFFF;
    border-color: transparent;
    transform: translateY(-2px);
}

.social-btn img {
    width: 18px;
    height: 18px;
    object-fit: contain;
    border-radius: 2px;
}

.footer-col h5 {
    font-size: 0.98rem;
    font-weight: 700;
    color: #FFFFFF;
    margin-bottom: 20px;
    letter-spacing: 0.5px;
}

.footer-nav-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-nav-list a {
    color: var(--text-light-muted);
    font-size: 0.92rem;
    transition: color var(--transition-fast);
}

.footer-nav-list a:hover {
    color: #FFFFFF;
    padding-left: 4px;
}

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid var(--border-dark);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.88rem;
    color: var(--text-light-muted);
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 1024px) {
    .support-cta-box {
        flex-direction: column;
        text-align: center;
        gap: 24px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 36px;
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
    }

    .desktop-auth-actions, .auth-actions {
        display: none;
    }

    .mobile-nav-auth {
        display: flex;
    }

    .main-nav.mobile-open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 76px;
        left: 0;
        right: 0;
        background: var(--bg-surface);
        padding: 24px;
        box-shadow: var(--shadow-xl);
        border-bottom: 1px solid var(--border-color);
        gap: 16px;
        z-index: 999;
    }

    .mobile-menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .faq-hero-title {
        font-size: 2.1rem;
    }

    .faq-question-btn {
        padding: 18px 20px;
    }

    .faq-answer-content {
        padding: 0 20px 20px 20px;
    }

    .brand-wrapper {
        font-size: 1.12rem;
        gap: 8px;
    }

    .brand-logo-img {
        height: 24px;
        width: auto;
    }

    .brand-badge {
        font-size: 0.65rem;
        padding: 2px 6px;
    }

    .footer-logo-img {
        height: 24px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
}

/* ==========================================================================
   THEME TOGGLE BUTTON & DARK MODE OVERRIDES
   ========================================================================== */
.theme-toggle-btn {
    background: var(--bg-subtle);
    border: 1px solid var(--border-color);
    color: var(--text-heading);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.theme-toggle-btn:hover {
    background: var(--bg-surface);
    color: var(--accent-orange);
    transform: scale(1.05);
}

[data-theme="dark"] {
    --bg-page: #090D16;
    --bg-surface: #131B2E;
    --bg-subtle: #1E293B;
    --text-heading: #F8FAFC;
    --text-body: #CBD5E1;
    --text-muted: #94A3B8;
    --border-color: #243048;
    
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.6);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.7);
}

[data-theme="dark"] .site-header {
    background: rgba(19, 27, 46, 0.92);
    border-bottom-color: #243048;
}

[data-theme="dark"] .btn-secondary {
    background: #1E293B;
    color: #F8FAFC;
    border-color: #334155;
}

[data-theme="dark"] .btn-secondary:hover {
    background: #243048;
    border-color: var(--accent-orange);
}

[data-theme="dark"] .faq-search-box {
    background: #131B2E;
    border-color: #243048;
}

[data-theme="dark"] .search-input {
    color: #F8FAFC;
}

[data-theme="dark"] .category-chip {
    background: #131B2E;
    color: #CBD5E1;
    border-color: #243048;
}

[data-theme="dark"] .category-chip.active {
    background: #F8FAFC;
    color: #0F172A;
    border-color: #F8FAFC;
}

[data-theme="dark"] .faq-item {
    background: #131B2E;
    border-color: #243048;
}

[data-theme="dark"] .faq-question-btn {
    color: #F8FAFC;
}

[data-theme="dark"] .faq-question-btn:hover {
    background: #1E293B;
}

[data-theme="dark"] .faq-icon-pill {
    background: #1E293B;
    color: #F8FAFC;
}

[data-theme="dark"] .faq-answer-content {
    color: #CBD5E1;
}

[data-theme="dark"] .support-cta-box {
    background: linear-gradient(135deg, #131B2E 0%, #1E293B 100%);
    border: 1px solid #243048;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] .support-cta-text h3 {
    color: #F8FAFC;
}

[data-theme="dark"] .support-cta-text p {
    color: #94A3B8;
}

[data-theme="dark"] .btn-light {
    background: var(--primary-gradient);
    color: #FFFFFF !important;
    border: 1px solid transparent;
    box-shadow: 0 4px 14px rgba(235, 0, 27, 0.35);
}

[data-theme="dark"] .btn-light:hover {
    background: var(--primary-gradient-hover);
    color: #FFFFFF !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(235, 0, 27, 0.45);
}