/* ==========================================
   BÉVUA Support — Adaptive Theme
   ========================================== */

/* Theme Variables — Baby (default) */
:root {
    --support-bg: #FDFCF5;
    --support-text: #786C60;
    --support-text-secondary: #9E948B;
    --support-accent: #E0BFB8;
    --support-accent-hover: #D1A9A1;
    --support-card-bg: #FFFFFF;
    --support-border: #EAE6DF;
    --support-input-bg: #FDFCF5;
    --support-hero-gradient: linear-gradient(135deg, #FDFCF5 0%, #F5EDE8 100%);

    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', 'Lato', sans-serif;

    --shadow-sm: 0 4px 12px rgba(120, 108, 96, 0.06);
    --shadow-md: 0 10px 30px rgba(120, 108, 96, 0.1);
    --shadow-lg: 0 20px 50px rgba(120, 108, 96, 0.14);

    --transition-theme: background-color 0.5s ease, color 0.5s ease, border-color 0.5s ease, box-shadow 0.5s ease;
}

/* Theme: Wedding */
body.theme-wedding {
    --support-bg: #0A0A0B;
    --support-text: #FFFFFF;
    --support-text-secondary: rgba(255, 255, 255, 0.65);
    --support-accent: #E0A098;
    --support-accent-hover: #D1A9A1;
    --support-card-bg: rgba(255, 255, 255, 0.04);
    --support-border: rgba(224, 160, 152, 0.15);
    --support-input-bg: rgba(255, 255, 255, 0.06);
    --support-hero-gradient: linear-gradient(135deg, #0A0A0B 0%, #1A1416 100%);
}

/* ==========================================
   Base
   ========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--support-bg);
    color: var(--support-text-secondary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    transition: var(--transition-theme);
}

h1, h2, h3 {
    font-family: var(--font-heading);
    color: var(--support-text);
    font-weight: 600;
    transition: var(--transition-theme);
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 24px;
}

.hidden {
    display: none !important;
}

/* ==========================================
   Header
   ========================================== */
.support-header {
    padding: 20px 0;
    position: sticky;
    top: 0;
    background-color: var(--support-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    z-index: 100;
    border-bottom: 1px solid var(--support-border);
    transition: var(--transition-theme);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.logo img {
    height: 44px;
    width: auto;
    border-radius: 10px;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 700;
    color: var(--support-text);
    letter-spacing: 2px;
    transition: var(--transition-theme);
}

.nav {
    display: flex;
    gap: 28px;
}

.nav-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--support-text-secondary);
    position: relative;
    padding-bottom: 4px;
    transition: var(--transition-theme);
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--support-accent);
    transition: width 0.3s ease;
}

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

.nav-link:hover::after {
    width: 100%;
}

/* ==========================================
   Hero
   ========================================== */
.support-hero {
    background: var(--support-hero-gradient);
    padding: 80px 0 60px;
    text-align: center;
    transition: var(--transition-theme);
}

.support-title {
    font-size: 3rem;
    margin-bottom: 16px;
}

body.theme-wedding .support-title {
    background: linear-gradient(135deg, #FFFFFF 0%, #E0A098 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.support-subtitle {
    font-size: 1.1rem;
    color: var(--support-text-secondary);
    max-width: 500px;
    margin: 0 auto;
}

/* ==========================================
   App Selector Tabs
   ========================================== */
.app-selector-section {
    padding: 40px 0 20px;
}

.app-tabs {
    display: flex;
    justify-content: center;
    gap: 16px;
}

.app-tab {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: 50px;
    border: 2px solid var(--support-border);
    background: var(--support-card-bg);
    color: var(--support-text-secondary);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.app-tab:hover {
    border-color: var(--support-accent);
    color: var(--support-text);
}

.app-tab.active {
    background: var(--support-accent);
    border-color: var(--support-accent);
    color: #fff;
    box-shadow: 0 6px 20px rgba(224, 191, 184, 0.3);
}

body.theme-wedding .app-tab.active {
    box-shadow: 0 6px 20px rgba(224, 160, 152, 0.3);
}

.tab-icon {
    font-size: 1.3rem;
}

/* ==========================================
   FAQ Section
   ========================================== */
.faq-section {
    padding: 60px 0;
}

.section-title {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 40px;
}

body.theme-wedding .section-title {
    background: linear-gradient(135deg, #FFFFFF 0%, #E0A098 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.faq-list {
    max-width: 720px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    border: 1px solid var(--support-border);
    border-radius: 16px;
    overflow: hidden;
    background: var(--support-card-bg);
    transition: var(--transition-theme);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border: none;
    background: transparent;
    color: var(--support-text);
    font-family: var(--font-body);
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    text-align: left;
    transition: var(--transition-theme);
}

.faq-icon {
    font-size: 1.4rem;
    font-weight: 300;
    color: var(--support-accent);
    transition: transform 0.3s ease;
    flex-shrink: 0;
    width: 24px;
    text-align: center;
}

.faq-item.open .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.25, 1, 0.5, 1), padding 0.4s ease;
    padding: 0 24px;
}

.faq-item.open .faq-answer {
    max-height: 300px;
    padding: 0 24px 20px;
}

.faq-answer p {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--support-text-secondary);
}

.faq-answer a {
    color: var(--support-accent);
    font-weight: 600;
    border-bottom: 1px solid var(--support-accent);
    padding-bottom: 1px;
}

.faq-answer a:hover {
    color: var(--support-accent-hover);
}

/* ==========================================
   Contact Section
   ========================================== */
.contact-section {
    padding: 60px 0 80px;
}

.contact-subtitle {
    text-align: center;
    font-size: 1rem;
    color: var(--support-text-secondary);
    margin-top: -24px;
    margin-bottom: 40px;
}

.contact-card {
    max-width: 640px;
    margin: 0 auto;
    background: var(--support-card-bg);
    border: 1px solid var(--support-border);
    border-radius: 24px;
    padding: 40px;
    backdrop-filter: blur(10px);
    transition: var(--transition-theme);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--support-text);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition-theme);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid var(--support-border);
    border-radius: 12px;
    background: var(--support-input-bg);
    color: var(--support-text);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: all 0.3s ease;
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--support-accent);
    box-shadow: 0 0 0 3px rgba(224, 191, 184, 0.15);
}

body.theme-wedding .form-group input:focus,
body.theme-wedding .form-group select:focus,
body.theme-wedding .form-group textarea:focus {
    box-shadow: 0 0 0 3px rgba(224, 160, 152, 0.15);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group select {
    cursor: pointer;
    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='%239E948B' stroke-width='2'%3E%3Cpolyline points='6,9 12,15 18,9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.submit-btn {
    width: 100%;
    padding: 16px;
    border: none;
    border-radius: 14px;
    background: var(--support-accent);
    color: #fff;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.submit-btn:hover {
    background: var(--support-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(224, 191, 184, 0.3);
}

/* Success State */
.form-success {
    text-align: center;
    padding: 40px 20px;
    animation: fadeInUp 0.5s ease-out;
}

.success-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--support-accent);
    color: #fff;
    font-size: 1.8rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.form-success h3 {
    font-size: 1.6rem;
    margin-bottom: 12px;
}

.form-success p {
    font-size: 1rem;
    color: var(--support-text-secondary);
    margin-bottom: 28px;
}

.reset-btn {
    padding: 12px 28px;
    border: 2px solid var(--support-accent);
    border-radius: 30px;
    background: transparent;
    color: var(--support-accent);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.reset-btn:hover {
    background: var(--support-accent);
    color: #fff;
}

/* ==========================================
   Quick Links
   ========================================== */
.quick-links-section {
    padding: 60px 0 80px;
}

.quick-links-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.quick-link-card {
    background: var(--support-card-bg);
    border: 1px solid var(--support-border);
    border-radius: 20px;
    padding: 28px 20px;
    text-align: center;
    transition: all 0.3s ease;
}

.quick-link-card:hover {
    transform: translateY(-6px);
    border-color: var(--support-accent);
    box-shadow: var(--shadow-md);
}

.ql-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 14px;
}

.quick-link-card h3 {
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.quick-link-card p {
    font-size: 0.82rem;
    color: var(--support-text-secondary);
    line-height: 1.4;
}

/* ==========================================
   Footer
   ========================================== */
.support-footer {
    padding: 40px 0;
    border-top: 1px solid var(--support-border);
    transition: var(--transition-theme);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.copyright {
    font-size: 0.85rem;
    opacity: 0.6;
}

.footer-links {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.footer-link {
    font-size: 0.85rem;
    color: var(--support-text-secondary);
    font-weight: 500;
    transition: var(--transition-theme);
}

.footer-link:hover {
    color: var(--support-accent);
}

/* ==========================================
   Animations
   ========================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================
   Responsive
   ========================================== */
@media (max-width: 768px) {
    .support-title {
        font-size: 2.2rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .app-tabs {
        flex-direction: column;
        align-items: stretch;
        max-width: 300px;
        margin: 0 auto;
    }

    .app-tab {
        justify-content: center;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

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

    .contact-card {
        padding: 28px 20px;
    }
}

@media (max-width: 500px) {
    .header-container {
        flex-direction: column;
        gap: 14px;
    }

    .nav {
        gap: 16px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .quick-links-grid {
        grid-template-columns: 1fr;
    }

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