:root {
    --bg-dark: #000000;
    --sidebar-bg: #0a0a0a;
    --card-bg: #0f0f0f;
    --card-border: #1a1a1a;
    --accent-purple: #bf00ff;
    --accent-blue: #00e5ff;
    --accent-gradient: linear-gradient(135deg, #bf00ff, #00e5ff);
    --purple-glow: 0 0 25px rgba(191, 0, 255, 0.6);
    --blue-glow: 0 0 25px rgba(0, 229, 255, 0.6);
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --success: #00ff88;
    --error: #ff3366;
    --warning: #ffcc00;
    --border: #1a1a1a;
    --radius: 16px;
    --glow-strength: 0 0 20px;
    --font-main: 'Inter', sans-serif;
    --font-heading: 'Outfit', 'Inter', sans-serif;
}

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

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif;
}

h1,
h2,
h3,
.brand {
    font-family: var(--font-heading);
}

body {
    background: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
}

.glass-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 30px;
    transition: 0.3s;
}

.input-neo {
    width: 100%;
    height: 50px;
    background: #080808;
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 0 15px;
    color: white;
    margin-bottom: 20px;
    outline: none;
    transition: 0.3s;
}

.input-neo:focus {
    border-color: #3447ff;
    box-shadow: 0 0 10px rgba(52, 71, 255, 0.2);
}

/* --- Layout --- */
.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* --- Top Navigation --- */
.top-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 30px;
    background: linear-gradient(135deg, rgba(10,10,26,0.95), rgba(20,20,45,0.95));
    border-bottom: 1px solid rgba(0,255,136,0.1);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 8px 32px rgba(0,255,136,0.05);
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 40px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.3rem;
    font-weight: 800;
    background: linear-gradient(135deg, #00ff88, #0099ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-decoration: none;
    transition: all 0.3s;
}

.brand:hover {
    filter: brightness(1.2);
}

.brand i {
    font-size: 1.5rem;
    filter: drop-shadow(0 0 8px rgba(0,255,136,0.4));
}

.nav-links {
    display: flex;
    gap: 5px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 12px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid transparent;
    background: transparent;
    cursor: pointer;
    position: relative;
}

.nav-link:hover {
    color: white;
    border-color: rgba(0,255,136,0.3);
    box-shadow: 0 0 15px rgba(0,255,136,0.2);
}

.nav-link.active {
    background: linear-gradient(135deg, rgba(0,255,136,0.2), rgba(0,153,255,0.2));
    color: #00ff88;
    border-color: #00ff88;
    box-shadow: 0 0 20px rgba(0,255,136,0.4);
    font-weight: 700;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

.nav-icon-btn {
    background: rgba(0,255,136,0.05);
    border: 1px solid rgba(0,255,136,0.1);
    color: var(--text-secondary);
    width: 38px;
    height: 38px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
}

.nav-icon-btn:hover {
    color: #00ff88;
    background: rgba(0,255,136,0.15);
    border-color: rgba(0,255,136,0.3);
    box-shadow: 0 0 15px rgba(0,255,136,0.2);
    transform: translateY(-2px);
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: linear-gradient(135deg, #00ff88, #0099ff);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.9rem;
    color: #000;
    box-shadow: 0 0 20px rgba(0,255,136,0.3);
    transition: all 0.3s;
    cursor: pointer;
}

.user-avatar:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px rgba(0,255,136,0.5);
}

/* --- Main Content --- */
.main-wrapper {
    padding: 40px 10%;
    max-width: 1600px;
    margin: 0 auto;
    width: 100%;
}

.welcome-section {
    margin-bottom: 40px;
}

.welcome-section h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.welcome-section p {
    color: var(--text-secondary);
}

/* --- Balance Card --- */
.balance-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.balance-label {
    text-transform: uppercase;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.balance-value {
    font-size: 1.8rem;
    font-weight: 700;
}

.btn-add-funds {
    background: #3447ff;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 10px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-add-funds:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(52, 71, 255, 0.4);
}

.btn-primary {
    background: linear-gradient(135deg, #00ff88, #0099ff);
    color: #000;
    border: none;
    padding: 12px 28px;
    border-radius: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 8px 25px rgba(0, 255, 136, 0.25);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(255,255,255,0.2), rgba(255,255,255,0));
    transition: left 0.5s;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(0, 255, 136, 0.4);
    filter: brightness(1.15);
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:active {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(0, 255, 136, 0.3);
}

/* --- Section Headers --- */
.section-title {
    text-transform: uppercase;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-secondary);
    letter-spacing: 1.5px;
    margin-bottom: 25px;
}

/* --- Trial/Subscription Card --- */
.sub-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    padding: 30px;
    width: 100%;
    max-width: 450px;
}

.sub-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.sub-header h2 {
    font-size: 1.4rem;
}

.badge-active {
    background: rgba(0, 255, 136, 0.1);
    color: var(--success);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 6px;
}

.badge-active::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--success);
    border-radius: 50%;
}

.sub-stats {
    display: flex;
    gap: 40px;
    margin-bottom: 30px;
}

.stat-item label {
    display: block;
    text-transform: uppercase;
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.stat-item span {
    font-weight: 600;
    font-size: 0.95rem;
}

/* --- VPN Config --- */
.vpn-config-box {
    background: #080808;
    border: 1px solid var(--card-border);
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 25px;
}

.config-label {
    text-transform: uppercase;
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.config-string {
    font-family: monospace;
    color: var(--text-secondary);
    font-size: 0.8rem;
    word-break: break-all;
    display: block;
    margin-bottom: 10px;
}

.config-tip {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* --- QR and Buttons --- */
.qr-container {
    background: #080808;
    padding: 20px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 25px;
}

.qr-placeholder {
    width: 80px;
    height: 80px;
    background: white;
    border-radius: 8px;
}

.qr-text h4 {
    font-size: 0.9rem;
    margin-bottom: 4px;
}

.qr-text p {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.card-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.btn-action {
    padding: 12px;
    border-radius: 12px;
    border: 1px solid var(--card-border);
    background: rgba(255, 255, 255, 0.05);
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    transition: all 0.2s;
}

.btn-action:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--text-secondary);
}

/* --- Plans Grid --- */
.plans-container {
    text-align: center;
}

.plans-container h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.plans-container p {
    color: var(--text-secondary);
    margin-bottom: 60px;
}

.main-plans-grid {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.premium-plan-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 30px;
    padding: 40px;
    width: 100%;
    max-width: 380px;
    text-align: left;
    position: relative;
    transition: transform 0.3s;
}

.premium-plan-card:hover {
    transform: translateY(-10px);
}

.popular-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: #3447ff;
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 800;
}

.plan-name {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 30px;
}

.plan-price-large {
    font-size: 2.5rem;
    font-weight: 800;
    display: flex;
    align-items: baseline;
    gap: 10px;
    margin-bottom: 40px;
}

.plan-price-large span {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.plan-features-list {
    list-style: none;
    margin-bottom: 40px;
}

.plan-features-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    color: var(--text-secondary);
    margin-bottom: 18px;
    font-size: 0.95rem;
}

.plan-features-list li i {
    color: var(--success);
    font-size: 0.8rem;
}

.btn-get-started {
    width: 100%;
    padding: 16px;
    border-radius: 12px;
    border: none;
    background: #3447ff;
    color: white;
    font-weight: 700;
    cursor: pointer;
    margin-bottom: 15px;
    transition: all 0.3s;
}

.btn-get-started:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 25px rgba(52, 71, 255, 0.4);
}

.btn-view-details {
    width: 100%;
    padding: 16px;
    border-radius: 12px;
    border: 1px solid var(--card-border);
    background: transparent;
    color: white;
    font-weight: 700;
    cursor: pointer;
}

/* --- Billing Table --- */
.billing-table-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    padding: 40px;
    text-align: center;
}

.empty-billing {
    padding: 60px 0;
}

.empty-billing i {
    font-size: 3rem;
    color: var(--card-border);
    margin-bottom: 20px;
}

.empty-billing p {
    color: var(--text-secondary);
}

/* --- Animations --- */
.tab-pane {
    display: none;
    animation: slideUp 0.4s ease-out;
}

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

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Auth Pages --- */
.auth-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
}

.auth-box {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    padding: 40px;
    border-radius: 30px;
    width: 100%;
    max-width: 400px;
}

.alert {
    padding: 16px 20px;
    border-radius: 12px;
    margin-bottom: 25px;
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideIn 0.4s ease-out;
}

.nav-group-label {
    font-size: 0.7rem;
    font-weight: 800;
    color: var(--text-secondary);
    padding: 20px 0 10px 10px;
    letter-spacing: 1px;
    opacity: 0.5;
}

.alert-error {
    background: rgba(255, 51, 102, 0.1);
    color: var(--error);
    border: 1px solid rgba(255, 51, 102, 0.2);
}

.alert-success {
    background: rgba(0, 255, 136, 0.1);
    color: var(--success);
    border: 1px solid rgba(0, 255, 136, 0.2);
}

@keyframes slideIn {
    from {
        transform: translateY(-20px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Toast System */
#toast-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 9999;
}

.toast {
    background: #0a0a0a;
    border: 1px solid var(--accent-purple);
    box-shadow: var(--purple-glow);
    color: white;
    padding: 15px 25px;
    border-radius: 12px;
    margin-top: 10px;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: toastIn 0.3s ease-out;
}

@keyframes toastIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* --- Stats Grid (Fix) --- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    width: 100%;
}

.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 25px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    transition: transform 0.3s, border-color 0.3s;
    min-height: 200px;
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: #3447ff;
}

.stat-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.stat-card h3 {
    margin-bottom: 10px;
    font-size: 1.1rem;
    font-weight: 700;
}

.stat-card p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.5;
    margin-bottom: 20px;
    flex: 1;
}

.stat-card .btn-primary {
    margin-top: auto;
    width: 100%;
}