/* ==========================================================================
   VEZA DESIGN SYSTEM - Dark Premium Theme
   ========================================================================== */

:root {
    /* Цветовая палитра */
    --bg-base: #08080a;
    --bg-surface: #121215;
    --bg-surface-hover: #1a1a20;
    --bg-card: rgba(25, 25, 30, 0.6);
    
    --text-primary: #f4f4f5;
    --text-secondary: #a1a1aa;
    --text-muted: #52525b;
    
    /* Акценты (Золото/Бронза) */
    --accent-gold: #d4af37;
    --accent-gold-hover: #f1c40f;
    --accent-gold-dim: rgba(212, 175, 55, 0.15);
    --accent-gradient: linear-gradient(135deg, #d4af37 0%, #997a00 100%);
    
    /* Статусы */
    --status-success: #22c55e;
    --status-error: #ef4444;
    
    /* Границы и тени */
    --border-color: rgba(255, 255, 255, 0.08);
    --border-gold: rgba(212, 175, 55, 0.3);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-gold: 0 4px 20px rgba(212, 175, 55, 0.15);
    
    /* Шрифты */
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --font-brand: 'Space Grotesk', sans-serif;
    --font-alumni: 'Alumni Sans', sans-serif;
    
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
}

/* Сброс и база */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    background-image: 
        radial-gradient(circle at 15% 50%, rgba(212, 175, 55, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 85% 30%, rgba(212, 175, 55, 0.02) 0%, transparent 50%);
    background-attachment: fixed;
}

a {
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.2s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */

.site-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    margin-bottom: 32px;
    border-bottom: 1px solid var(--border-color);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-alumni);
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.logo-mark {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--accent-gradient);
    border-radius: var(--radius-sm);
    color: #000;
}

.logo-text .lt-b, .logo-text .lt-c {
    color: var(--text-secondary);
    font-weight: 500;
}

.top-nav {
    display: flex;
    gap: 8px;
    background: var(--bg-surface);
    padding: 6px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.top-nav-link {
    padding: 8px 16px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

.top-nav-link:hover, .top-nav-link.active {
    color: var(--text-primary);
    background: var(--bg-surface-hover);
}

.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.burger span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
}

/* ==========================================================================
   BREADCRUMBS
   ========================================================================== */

.breadcrumbs {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 24px;
    display: flex;
    gap: 8px;
    align-items: center;
}

.breadcrumbs a {
    color: var(--text-secondary);
}

.breadcrumbs a:hover {
    color: var(--accent-gold);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */

.hero {
    margin-bottom: 48px;
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow-card);
}

.hero h1 {
    font-family: var(--font-alumni);
    font-size: clamp(28px, 4vw, 42px);
    line-height: 1.2;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -1px;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 16px;
    margin-bottom: 32px;
}

/* Мета-данные (Карточки) */
.meta-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.meta-item {
    background: var(--bg-surface);
    padding: 16px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.meta-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    font-weight: 600;
}

.meta-value {
    font-size: 16px;
    font-weight: 600;
    color: var(--accent-gold);
    word-break: break-all;
}

/* ==========================================================================
   MODE SWITCHER (Segmented Control)
   ========================================================================== */

.mode-switcher {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--bg-surface);
    padding: 8px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    width: fit-content;
}

.mode-label {
    font-size: 14px;
    color: var(--text-secondary);
    padding-left: 8px;
}

.mode-group {
    display: flex;
    gap: 4px;
}

.mode-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    background: transparent;
}

.mode-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.mode-btn.active {
    background: var(--accent-gradient);
    color: #000;
    box-shadow: var(--shadow-gold);
}

.mode-btn svg {
    width: 14px;
    height: 14px;
}

/* ==========================================================================
   SPONSORS
   ========================================================================== */

.sponsors {
    margin-bottom: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.sponsors-label {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.sponsors-line {
    flex: 1;
    height: 1px;
    background: var(--border-color);
}

.sponsors-text {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    font-weight: 600;
}

.sponsors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 12px;
}

.sponsor-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    height: 80px;
}

.sponsor-card:hover {
    border-color: var(--border-gold);
    background: var(--bg-surface-hover);
    transform: translateY(-2px);
}

.sponsor-card img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: grayscale(1) opacity(0.7);
    transition: all 0.3s ease;
}

.sponsor-card:hover img {
    filter: grayscale(0) opacity(1);
}

/* ==========================================================================
   LIST HEADER & LINK LIST
   ========================================================================== */

main {
    margin-bottom: 48px;
}

.list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

.list-header h2 {
    font-family: var(--font-brand);
    font-size: 20px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 12px;
}

.badge {
    background: var(--accent-gold-dim);
    color: var(--accent-gold);
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 20px;
    font-weight: 600;
}

.list-hint {
    font-size: 13px;
    color: var(--text-muted);
}

.list-hint b {
    color: var(--text-secondary);
}

.link-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.link-item {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
    overflow: hidden;
}

.link-item:hover {
    border-color: var(--border-gold);
    background: var(--bg-surface-hover);
    transform: translateX(4px);
}

.link-item a {
    display: flex;
    align-items: center;
    padding: 16px 20px;
    gap: 16px;
    font-size: 14px;
}

.link-index {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-muted);
    min-width: 30px;
}

.link-donor {
    color: var(--accent-gold);
    font-weight: 500;
    min-width: 200px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.link-arrow {
    color: var(--text-muted);
    font-size: 16px;
}

.link-target {
    color: var(--text-primary);
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
}

.link-item:hover .link-donor {
    color: var(--accent-gold-hover);
}

/* ==========================================================================
   LSI BLOCKS (SEO Cards)
   ========================================================================== */

.seo-sections {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.seo-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    backdrop-filter: blur(12px);
}

.seo-card h2 {
    font-family: var(--font-brand);
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--accent-gold);
}

.seo-card p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.7;
}

.seo-card p b {
    color: var(--text-primary);
}

/* FAQ Specific */
.seo-card--faq {
    grid-column: 1 / -1;
}

.faq-item {
    border-bottom: 1px solid var(--border-color);
    padding: 16px 0;
}

.faq-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.faq-item summary {
    font-weight: 600;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-primary);
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-size: 20px;
    color: var(--accent-gold);
    font-weight: 400;
}

.faq-item[open] summary::after {
    content: '−';
}

.faq-item p {
    margin-top: 12px;
    color: var(--text-secondary);
    font-size: 14px;
}

/* ==========================================================================
   FOOTER & PAGINATION
   ========================================================================== */

.site-footer {
    border-top: 1px solid var(--border-color);
    padding: 48px 0 32px;
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.page-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

.page-link:hover {
    border-color: var(--border-gold);
    color: var(--accent-gold);
}

.page-link.current {
    background: var(--accent-gradient);
    color: #000;
    border-color: transparent;
    font-weight: 700;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand {
    font-family: var(--font-brand);
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.footer-brand em {
    font-style: normal;
    color: var(--text-muted);
    font-weight: 500;
}

.footer-text {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 24px;
    max-width: 400px;
}

.footer-socials {
    display: flex;
    gap: 12px;
}

.footer-socials a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
}

.footer-socials a:hover {
    border-color: var(--border-gold);
    color: var(--accent-gold);
}

.footer-title {
    display: block;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    font-size: 14px;
    color: var(--text-secondary);
}

.footer-links a:hover {
    color: var(--accent-gold);
}

.footer-info, .footer-disclaimer {
    font-size: 12px;
    color: var(--text-muted);
    text-align: center;
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
    margin-top: 16px;
}

.footer-disclaimer {
    margin-top: 8px;
    border: none;
    padding-top: 0;
}

/* ==========================================================================
   MOBILE DRAWER (Скрываем десктоп-версию)
   ========================================================================== */

.drawer, .drawer-backdrop {
    display: none;
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

@media (max-width: 768px) {
    .top-nav { display: none; }
    .burger { display: flex; }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .link-item a {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .link-donor, .link-target {
        min-width: 0;
        white-space: normal;
    }
    
    .link-arrow { display: none; }
    
    .mode-switcher {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
    }
    
    .mode-group {
        width: 100%;
        flex-wrap: wrap;
    }
    
    .mode-btn {
        flex: 1;
        justify-content: center;
    }
    
    .hero { padding: 24px; }
    
    /* Мобильное меню */
    .drawer-open .drawer {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: 0;
        right: 0;
        width: 300px;
        height: 100vh;
        background: var(--bg-surface);
        z-index: 100;
        padding: 24px;
        border-left: 1px solid var(--border-color);
        box-shadow: -10px 0 30px rgba(0,0,0,0.5);
    }
    
    .drawer-open .drawer-backdrop {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.7);
        backdrop-filter: blur(4px);
        z-index: 99;
    }
}

/* ==========================================================================
   404 PAGE
   ========================================================================== */

.page-404 .error-page {
    text-align: center;
    padding: 80px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 50vh;
}

.error-code {
    font-family: var(--font-brand);
    font-size: 120px;
    font-weight: 700;
    line-height: 1;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 16px;
}

.error-title {
    font-size: 32px;
    margin-bottom: 16px;
}

.error-text {
    color: var(--text-secondary);
    max-width: 400px;
    margin-bottom: 32px;
}

.countdown {
    color: var(--accent-gold);
    font-weight: 700;
}

.btn-primary {
    display: inline-block;
    padding: 12px 24px;
    background: var(--accent-gradient);
    color: #000;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

.btn-primary:hover {
    box-shadow: var(--shadow-gold);
    transform: translateY(-1px);
}

/* ==========================================================================
   STATIC PAGES & CONTACT FORM
   ========================================================================== */

.static-content {
    max-width: 900px;
    margin: 0 auto 64px;
}

.static-content h1 {
    font-family: var(--font-brand);
    font-size: clamp(28px, 4vw, 36px);
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.static-content .lead {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.7;
}

/* Сетка контактов */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 32px;
    align-items: start;
}

/* Карточка с контактными данными */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    backdrop-filter: blur(12px);
    transition: border-color 0.2s ease;
}

.contact-item:hover {
    border-color: var(--border-gold);
}

.contact-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    font-weight: 600;
}

.contact-value {
    font-size: 16px;
    font-weight: 500;
    color: var(--accent-gold);
    font-family: var(--font-mono);
}

/* Форма */
.contact-form-wrap {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow-card);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-form label {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.contact-form label span {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 15px;
    transition: all 0.2s ease;
    outline: none;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--accent-gold);
    background: var(--bg-surface-hover);
    box-shadow: 0 0 0 2px rgba(212, 175, 55, 0.1);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: var(--text-muted);
}

.contact-form textarea {
    resize: vertical;
    min-height: 140px;
}

.contact-form button {
    align-self: flex-start;
    margin-top: 8px;
    cursor: pointer;
    border: none;
    font-family: var(--font-sans);
    font-size: 15px;
}

/* Алерты (Успех / Ошибка) */
.alert {
    padding: 16px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 24px;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 12px;
}

.alert-success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.2);
    color: var(--status-success);
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: var(--status-error);
}

/* Адаптивность для страницы контактов */
@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrap {
        padding: 24px;
    }
    
    .contact-form button {
        width: 100%;
    }
}

/* ==========================================================================
   DONATE PAGE
   ========================================================================== */

.text-gold {
    color: var(--accent-gold);
}

.donate-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 48px;
}

.donate-header .lead {
    margin-bottom: 0;
}

/* Сетка тарифов */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 64px;
    align-items: start;
}

.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    position: relative;
    backdrop-filter: blur(12px);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.pricing-card:hover {
    border-color: var(--border-gold);
    transform: translateY(-4px);
}

/* Выделенная карточка */
.pricing-card--featured {
    border-color: var(--accent-gold);
    background: linear-gradient(180deg, rgba(212, 175, 55, 0.08) 0%, rgba(25, 25, 30, 0.6) 100%);
    box-shadow: var(--shadow-gold);
}

.pricing-badge {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--accent-gradient);
    color: #000;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 4px 12px;
    border-radius: 20px;
}

.pricing-header {
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}

.pricing-header h3 {
    font-family: var(--font-brand);
    font-size: 20px;
    margin-bottom: 12px;
}

.pricing-price {
    font-family: var(--font-brand);
    font-size: 36px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    display: flex;
    align-items: baseline;
    gap: 4px;
}

.pricing-price .currency {
    font-size: 24px;
    color: var(--text-muted);
}

.pricing-desc {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 8px;
}

.pricing-features {
    list-style: none;
    margin-bottom: 32px;
    flex: 1;
}

.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 12px;
    line-height: 1.5;
}

.pricing-features svg {
    color: var(--accent-gold);
    flex-shrink: 0;
    margin-top: 2px;
}

.pricing-form {
    margin-top: auto;
}

/* Кнопки */
.btn-primary, .btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 14px 24px;
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.btn-primary {
    background: var(--accent-gradient);
    color: #000;
}

.btn-primary:hover {
    box-shadow: var(--shadow-gold);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    border-color: var(--border-color);
    color: var(--text-primary);
}

.btn-outline:hover {
    border-color: var(--accent-gold);
    color: var(--accent-gold);
    background: var(--accent-gold-dim);
}

/* Произвольная сумма */
.donate-custom {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 32px;
    margin-bottom: 32px;
}

.donate-custom-content h2 {
    font-family: var(--font-alumni);
    font-size: 24px;
    margin-bottom: 8px;
}

.donate-custom-content p {
    color: var(--text-secondary);
    font-size: 14px;
}

.donate-custom-form {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
}

.input-group {
    display: flex;
    align-items: center;
    background: var(--bg-base);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0 16px;
    transition: border-color 0.2s ease;
}

.input-group:focus-within {
    border-color: var(--accent-gold);
}

.input-prefix {
    color: var(--text-muted);
    font-weight: 600;
    margin-right: 4px;
}

.input-group input {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 15px;
    padding: 14px 0;
    width: 120px;
    outline: none;
}

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

.donate-custom-form .btn-primary {
    width: auto;
    padding: 14px 32px;
}

.donate-footer-note {
    text-align: center;
    font-size: 13px;
    color: var(--text-muted);
}

/* Адаптивность */
@media (max-width: 768px) {
    .donate-custom {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
        padding: 24px;
    }

    .donate-custom-form {
        flex-direction: column;
    }

    .input-group {
        justify-content: center;
    }

    .input-group input {
        text-align: center;
    }
    
    .donate-custom-form .btn-primary {
        width: 100%;
    }
}