:root {
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --bg-dark: #0f172a;
    --bg-card: rgba(30, 41, 59, 0.7);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --accent: #10b981;
    --danger: #ef4444;
    --glass-border: rgba(255, 255, 255, 0.1);
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 0% 0%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 100% 100%, rgba(16, 185, 129, 0.1) 0%, transparent 50%);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

header {
    text-align: center;
    margin-bottom: 4rem;
}

h1 {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(to right, #818cf8, #34d399);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
}

.subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* Ad Spaces */
.ad-header {
    width: 100%;
    max-width: 728px;
    height: 90px;
    background: var(--bg-card);
    border: 1px dashed var(--glass-border);
    margin: 2rem auto;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Grid Layout */
.numbers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.number-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 1.5rem;
    padding: 1.5rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.number-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    opacity: 0;
    transition: opacity 0.3s;
}

.number-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.number-card:hover::before {
    opacity: 1;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.country-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.flag {
    font-size: 1.5rem;
}

.country-name {
    font-weight: 500;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.sms-badge {
    background: rgba(99, 102, 241, 0.2);
    color: #818cf8;
    padding: 0.25rem 0.75rem;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
}

.phone-number {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    margin-bottom: 0.5rem;
}

.status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--accent);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--accent);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.5; }
    100% { transform: scale(0.95); opacity: 1; }
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(8px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s;
}

.modal-overlay.active {
    display: flex;
    opacity: 1;
}

.modal-container {
    background: var(--bg-dark);
    width: 90%;
    max-width: 800px;
    height: 80vh;
    border: 1px solid var(--glass-border);
    border-radius: 2rem;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: scale(0.95);
    transition: transform 0.3s;
}

.modal-overlay.active .modal-container {
    transform: scale(1);
}

.modal-header {
    padding: 2rem;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.close-btn {
    background: rgba(255, 255, 255, 0.05);
    border: none;
    color: var(--text-main);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.close-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.sms-list {
    flex: 1;
    overflow-y: auto;
    padding: 2rem;
}

.sms-item {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 1.25rem;
    padding: 1.5rem;
    margin-bottom: 1rem;
    animation: slideIn 0.4s ease-out forwards;
}

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

.sms-meta {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.75rem;
    font-size: 0.85rem;
}

.sms-sender {
    color: var(--primary);
    font-weight: 600;
}

.sms-time {
    color: var(--text-muted);
}

.sms-body {
    line-height: 1.6;
    color: var(--text-main);
}

.verification-box {
    display: inline-block;
    background: rgba(16, 185, 129, 0.15);
    color: var(--accent);
    padding: 0.5rem 1rem;
    border-radius: 0.75rem;
    font-weight: 700;
    font-size: 1.2rem;
    margin-top: 1rem;
    letter-spacing: 0.1em;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: var(--glass-border);
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Responsive */
@media (max-width: 640px) {
    h1 { font-size: 2rem; }
    .container { padding: 1rem; }
    .modal-container { height: 95vh; border-radius: 1.5rem; }
}

/* Test Button Area */
.dev-controls {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 100;
}

.test-btn {
    background: var(--primary);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 100px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.4);
    transition: all 0.2s;
}

.test-btn:hover {
    transform: scale(1.05);
    background: var(--primary-hover);
}
/* Navigation */
.main-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--glass-border);
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    text-decoration: none;
    background: linear-gradient(to right, #818cf8, #34d399);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 500;
    opacity: 0.7;
    transition: all 0.3s ease;
}

.nav-links a:hover {
    opacity: 1;
    color: var(--primary);
}

/* Articles Grid */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.article-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 1.5rem;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
}

.article-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.article-img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    background: #1e293b;
}

.article-info {
    padding: 1.5rem;
}

.article-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

.article-excerpt {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.btn-primary {
    background: var(--primary);
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 0.8rem;
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

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