@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;700;900&display=swap');

:root {
    --bg-dark: #0A0A10;
    --primary: #10101E;
    --secondary: #1A1A2E;
    --accent: #7B2CBF;
    --accent-light: #9D4EDD;
    --text-primary: #E0E0E0;
    --text-secondary: #A0A0B0;
    --success: #00F5D4;
    --error: #F72585;
    --border-color: #2A2A3E;
}

/* --- General --- */
*, *::before, *::after { box-sizing: border-box; }
body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    margin: 0;
    line-height: 1.7;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* --- Animations --- */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
.fade-in { animation: fadeIn 0.6s ease-out forwards; }

/* --- Header & Navigation --- */
.navbar {
    background-color: rgba(10, 10, 16, 0.8);
    backdrop-filter: blur(10px);
    padding: 1.5rem 2rem;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}
.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}
.navbar .logo {
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--text-primary);
    text-decoration: none;
    z-index: 1001;
}
.navbar .logo span {
    background: linear-gradient(45deg, var(--accent), var(--accent-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.nav-links {
    list-style: none;
    display: flex;
    gap: 2rem;
    margin: 0;
    padding: 0;
}
.desktop-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

/* UPDATED: Generic nav link styles for animation */
ul.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
    padding-bottom: 5px;
}
ul.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent);
    transition: width 0.3s ease;
}
ul.nav-links a:hover::after, ul.nav-links a.active::after { width: 100%; }
ul.nav-links a:hover, ul.nav-links a.active { color: var(--text-primary); }


/* --- Mobile Navigation --- */
.mobile-nav-toggle {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 1001;
}
.mobile-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: rgba(10, 10, 16, 0.95);
    backdrop-filter: blur(20px);
    z-index: 999;
    transform: translateX(100%);
    transition: transform 350ms ease-out;
    display: flex;
    justify-content: center;
    align-items: center;
}
.mobile-nav[data-visible="true"] { transform: translateX(0%); }
.mobile-nav .nav-links {
    flex-direction: column;
    text-align: center;
    gap: 2.5rem;
}
.mobile-nav .nav-links a {
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 700;
}
.mobile-nav .nav-links hr {
    width: 50%;
    margin: 1rem auto;
    border-color: var(--border-color);
}

/* --- Buttons --- */
.btn {
    padding: 0.8rem 1.8rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s ease;
    border: 1px solid transparent;
    cursor: pointer;
    display: inline-block;
}
.btn-primary {
    background: var(--accent);
    color: white;
    box-shadow: 0 4px 20px rgba(123, 44, 191, 0.3);
}
.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(123, 44, 191, 0.5);
}
.btn-secondary {
    background: var(--secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}
.btn-secondary:hover { background: var(--border-color); }
.btn-danger {
    background-color: var(--error);
    color: white;
}
.btn-success {
    background-color: var(--success);
    color: var(--primary);
}

/* --- Hero Section --- */
.hero {
    text-align: center;
    padding: 6rem 1rem;
    background: radial-gradient(ellipse at bottom, var(--primary) 0%, var(--bg-dark) 70%);
}
.hero h1 {
    font-size: 4rem;
    font-weight: 900;
    margin-bottom: 1rem;
    line-height: 1.2;
}
.hero .highlight {
    background: linear-gradient(45deg, var(--accent), var(--accent-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 2rem auto;
}

/* --- Cards & General Layout --- */
.card {
    background: var(--primary);
    padding: 2.5rem;
    border-radius: 16px;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}
h1, h2, h3 {
    color: var(--text-primary);
    margin-top: 0;
}
h2, h3 {
    border-left: 4px solid var(--accent);
    padding-left: 1rem;
}

/* --- Dashboard & Admin Panel --- */
.api-key, .admin-user {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: space-between;
    align-items: center;
    background: var(--secondary);
    padding: 1rem 1.5rem;
    border-radius: 12px;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
}
.admin-user-info { flex-grow: 1; }
.admin-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}
.admin-actions form { display: flex; }
.admin-actions .btn, .admin-actions select {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    border-radius: 8px;
}
.tier-free, .status-inactive { color: var(--text-secondary); }
.tier-premium, .status-active { color: var(--success); }

/* NEW: Admin Search Bar Styles */
.admin-search {
    margin-bottom: 2rem;
    display: flex;
    gap: 1rem;
}
.admin-search input {
    flex-grow: 1;
    background: var(--secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.8rem 1rem;
    border-radius: 8px;
    font-size: 1rem;
}
.admin-search input:focus {
    outline: none;
    border-color: var(--accent);
}

/* --- Footer --- */
footer {
    border-top: 1px solid var(--border-color);
    margin-top: 4rem;
    padding: 3rem 2rem;
    text-align: center;
}

/* ================================================= */
/* --- Responsive Design (Media Queries) --- */
/* ================================================= */
@media (max-width: 1024px) {
    .desktop-nav {
        display: none;
    }
    .mobile-nav-toggle {
        display: block;
    }
    .hero h1 {
        font-size: 3rem;
    }
}
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    .hero h1 {
        font-size: 2.5rem;
    }
    .hero p {
        font-size: 1rem;
    }
    .card {
        padding: 1.5rem;
    }
    .admin-user {
        flex-direction: column;
        align-items: flex-start;
    }
    .admin-actions {
        width: 100%;
        margin-top: 1rem;
    }
    .admin-actions form {
        width: 100%;
        display: grid;
        grid-template-columns: 1fr auto;
        gap: 0.5rem;
        margin-bottom: 0.5rem;
    }
}