/* CSS Variables for Premium Theme */
:root {
    --bg-color: #07090e;
    --card-bg: rgba(13, 17, 28, 0.45);
    --card-border: rgba(255, 255, 255, 0.05);
    --card-border-glow: rgba(99, 102, 241, 0.15);
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    --accent-purple: #8b5cf6;
    --accent-blue: #3b82f6;
    --accent-pink: #ec4899;
    --accent-glow: rgba(139, 92, 246, 0.3);
    
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    position: relative;
}

/* Background Radial Glow Effects */
.glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(140px);
    z-index: -1;
    opacity: 0.45;
    pointer-events: none;
}

.glow-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-purple) 0%, transparent 70%);
    top: -200px;
    left: -150px;
    animation: pulseGlow 12s infinite alternate ease-in-out;
}

.glow-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--accent-blue) 0%, transparent 70%);
    bottom: -100px;
    right: -100px;
    animation: pulseGlow 9s infinite alternate-reverse ease-in-out;
}

@keyframes pulseGlow {
    0% { transform: scale(1) translate(0, 0); opacity: 0.4; }
    100% { transform: scale(1.15) translate(40px, 30px); opacity: 0.55; }
}

/* Layout Container */
.container {
    width: 100%;
    max-width: 960px;
    padding: 40px 24px 80px 24px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header styling */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 48px;
    animation: fadeInDown 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-blue));
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px var(--accent-glow);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.logo-icon::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.15), transparent);
    transform: rotate(45deg);
    animation: shine 4s infinite ease-in-out;
}

@keyframes shine {
    0% { left: -100%; }
    20% { left: 100%; }
    100% { left: 100%; }
}

.logo-text-inner {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 800;
    color: white;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.logo-text h1 {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.5px;
    background: linear-gradient(to right, #ffffff, #e2e8f0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.tagline {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Controls / Language switcher */
.lang-switcher {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    padding: 3px;
    border-radius: 10px;
    display: flex;
    gap: 2px;
}

.lang-btn {
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-muted);
    font-family: var(--font-heading);
    font-size: 12px;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.lang-btn:hover {
    color: var(--text-primary);
}

.lang-btn.active {
    background: rgba(255, 255, 255, 0.08);
    color: white;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* Navigation Tabs */
.nav-tabs-container {
    display: flex;
    justify-content: center;
    margin-bottom: 40px;
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.1s forwards;
    opacity: 0;
}

.nav-tabs {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 6px;
    border-radius: 16px;
    display: flex;
    position: relative;
    z-index: 1;
}

.tab-btn {
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-secondary);
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition-smooth);
    position: relative;
    z-index: 2;
    min-width: 150px;
}

.tab-btn:hover {
    color: white;
}

.tab-btn.active {
    color: white;
}

.tab-slider {
    position: absolute;
    top: 6px;
    left: 6px;
    height: calc(100% - 12px);
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(59, 130, 246, 0.2));
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: 12px;
    transition: var(--transition-bounce);
    z-index: 1;
    pointer-events: none;
}

/* Content Card with Glassmorphism */
.content-card {
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    padding: 48px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3),
                inset 0 1px 0 rgba(255, 255, 255, 0.05);
    min-height: 400px;
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.2s forwards;
    opacity: 0;
    position: relative;
    overflow: hidden;
}

.content-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--card-border-glow), transparent);
}

.tab-content {
    display: none;
    animation: tabFadeIn 0.5s ease;
}

.tab-content.active-content {
    display: block;
}

@keyframes tabFadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Privacy Policy Content Styles */
h2 {
    font-family: var(--font-heading);
    font-size: 32px;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 8px;
    background: linear-gradient(to right, #ffffff, #cbd5e1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.last-updated {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 40px;
    font-weight: 500;
}

.policy-block {
    margin-bottom: 32px;
}

.policy-block:last-child {
    margin-bottom: 0;
}

.policy-block h3 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 600;
    color: white;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.policy-block p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 12px;
}

.policy-block ul {
    margin-left: 20px;
    margin-bottom: 16px;
    color: var(--text-secondary);
    font-size: 15px;
}

.policy-block li {
    margin-bottom: 8px;
}

.policy-block strong {
    color: white;
    font-weight: 600;
}

/* Support Tab Styles */
.subtitle-text {
    color: var(--text-secondary);
    font-size: 16px;
    margin-bottom: 40px;
    max-width: 680px;
}

.support-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 40px;
}

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

.info-card {
    background: rgba(255, 255, 255, 0.015);
    border: 1px solid rgba(255, 255, 255, 0.03);
    border-radius: 16px;
    padding: 24px;
    transition: var(--transition-smooth);
}

.info-card:hover {
    background: rgba(255, 255, 255, 0.03);
    border-color: rgba(255, 255, 255, 0.08);
    transform: translateY(-2px);
}

.card-icon {
    font-size: 24px;
    margin-bottom: 16px;
}

.info-card h4 {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 600;
    color: white;
    margin-bottom: 8px;
}

.info-card p {
    color: var(--text-secondary);
    font-size: 14px;
}

.info-card a {
    color: var(--accent-blue);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-smooth);
}

.info-card a:hover {
    color: var(--accent-purple);
    text-shadow: 0 0 10px rgba(139, 92, 246, 0.3);
}

.address-sub {
    font-size: 12px !important;
    color: var(--text-muted) !important;
    margin-top: 4px;
}

/* Contact Form */
.contact-form-container h3 {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 600;
    color: white;
    margin-bottom: 24px;
}

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

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

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

.form-group input,
.form-group textarea {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 14px 16px;
    color: white;
    font-family: var(--font-body);
    font-size: 14px;
    transition: var(--transition-smooth);
    outline: none;
}

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

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.15);
    background: rgba(0, 0, 0, 0.3);
}

.submit-btn {
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-blue));
    color: white;
    border: none;
    outline: none;
    border-radius: 12px;
    padding: 14px 28px;
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.2);
}

.submit-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.4);
    filter: brightness(1.05);
}

.submit-btn:active {
    transform: translateY(1px);
}

/* Spinner Loader */
.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: 32px;
    right: 32px;
    background: rgba(16, 185, 129, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: white;
    padding: 16px 24px;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    transform: translateY(100px);
    opacity: 0;
    transition: var(--transition-bounce);
    z-index: 100;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: white;
    color: #10b981;
    border-radius: 50%;
    font-size: 14px;
    font-weight: bold;
}

/* Footer */
.footer {
    margin-top: 48px;
    text-align: center;
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.3s forwards;
    opacity: 0;
}

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

/* Animation Keyframes */
@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

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

/* Responsive adjustments */
@media (max-width: 768px) {
    .support-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .content-card {
        padding: 32px 24px;
    }
    
    h2 {
        font-size: 26px;
    }
    
    .nav-tabs {
        width: 100%;
    }
    
    .tab-btn {
        flex: 1;
        min-width: unset;
        font-size: 14px;
        padding: 10px 12px;
    }
}