@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Основные цвета */
    --primary: #506D84;
    --accent: #7FA3C0;
    --yellow: #F9A825;
    --background-start: #FAFAFA;
    --background-mid: #C9D6DF;
    --background-end: #7FA3C0;

    /* Статусы */
    --success: #10B981;
    --success-dark: #059669;
    --danger: #F56565;
    --danger-dark: #E53E3E;
    --warning: #f59e0b;
    --discount: #22C55E;
    --discount-dark: #16A34A;

    /* Нейтральные */
    --text: #1f2937;
    --text-light: #6b7280;

    /* Радиусы и тени */
    --radius-sm: 0.75rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    --radius-2xl: 3rem;

    --shadow-sm: 0 4px 12px rgba(80, 109, 132, 0.1);
    --shadow-md: 0 8px 32px rgba(80, 109, 132, 0.15);
    --shadow-lg: 0 15px 50px rgba(31, 38, 135, 0.1);
    --shadow-xl: 0 20px 40px rgba(80, 109, 132, 0.5);

    /* Переходы */
    --transition: all 0.3s ease;
}

body {
    background: linear-gradient(135deg, var(--background-start) 0%, var(--background-mid) 50%, var(--background-end) 100%);
    font-family: 'Inter', sans-serif;
    min-height: 100vh;
    color: var(--text);
}

.glass {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-xl);
}

.glass-dark {
    background: rgba(80, 109, 132, 0.15);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: white;
    transition: var(--transition);
    border-radius: var(--radius-xl);
}

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

.btn-accent {
    background: linear-gradient(135deg, var(--yellow) 0%, #FBC02D 100%);
    color: white;
    transition: var(--transition);
    border-radius: var(--radius-xl);
}

.btn-accent:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 35px rgba(249, 168, 37, 0.4);
}

.btn-success {
    background: linear-gradient(135deg, var(--success) 0%, var(--success-dark) 100%);
    color: white;
    transition: var(--transition);
    border-radius: var(--radius-xl);
}

.btn-success:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(16, 185, 129, 0.4);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger) 0%, var(--danger-dark) 100%);
    color: white;
    transition: var(--transition);
    border-radius: var(--radius-xl);
}

.btn-danger:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 35px rgba(245, 101, 101, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.4);
    border: 1px solid rgba(80, 109, 132, 0.2);
    color: var(--primary);
    transition: var(--transition);
    border-radius: var(--radius-xl);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.6);
    transform: translateY(-2px);
}

.discount-badge {
    background: linear-gradient(135deg, var(--discount) 0%, var(--discount-dark) 100%);
}

.subscription-badge {
    background: linear-gradient(135deg, var(--success) 0%, var(--success-dark) 100%);
    animation: pulse 2s infinite;
}

.input-glass {
    background: rgba(255, 255, 255, 0.4);
    border: 1px solid rgba(201, 214, 223, 0.3);
    transition: var(--transition);
    border-radius: var(--radius-xl);
}

.input-glass:focus {
    background: rgba(255, 255, 255, 0.6);
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(80, 109, 132, 0.1);
}

.error-message {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-left: 4px solid #ef4444;
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
}

.success-message {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.2);
    border-left: 4px solid var(--success);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.floating {
    animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.floating-shape {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.spinner {
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top: 3px solid var(--primary);
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.fade-out {
    animation: fadeOut 0.5s ease-out forwards;
}

@keyframes fadeOut {
    to { opacity: 0; transform: translateY(-20px); }
}

.pulse-glow {
    animation: pulse-glow 2s ease-in-out infinite alternate;
}

@keyframes pulse-glow {
    from { box-shadow: 0 0 20px rgba(80, 109, 132, 0.3); }
    to { box-shadow: 0 0 30px rgba(80, 109, 132, 0.6); }
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.feature-icon {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: white;
}

/* Дополнения специально для FAQ */

.faq-item {
    background: rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    transition: all 0.35s ease;
}

.faq-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.faq-toggle {
    width: 100%;
    padding: 1.5rem 2rem;
    text-align: left;
    background: transparent;
    border: none;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s ease;
}

.faq-toggle:hover {
    background: rgba(255, 255, 255, 0.12);
}

.faq-toggle.active {
    background: rgba(80, 109, 132, 0.15);
}

.faq-toggle .chevron {
    transition: transform 0.4s ease;
}

.faq-toggle.active .chevron {
    transform: rotate(180deg);
}

.faq-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease-in-out, padding 0.4s ease;
    padding: 0 2rem;
}

.faq-content.open {
    max-height: 1200px; /* достаточно большой запас */
    padding: 1.5rem 2rem 2.5rem;
}

/* Улучшение иконок в списке запрещённых объектов */
.forbidden-grid i {
    filter: drop-shadow(0 2px 8px rgba(80, 109, 132, 0.4));
}