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

:root {
    --bg-color: #ffffff;
    --text-color: #1a1a1a;
    --primary-color: #008b8b; /* Dark Turquoise */
    --secondary-color: #e0f2f1;
    --card-bg: #f8fcfc;
    --card-shadow: 0 8px 30px rgba(0,0,0,0.05);
    --border-color: #e0e0e0;
    --accent-color: #004d40;
    --transition: all 0.3s ease;
}

[data-theme='dark'] {
    --bg-color: #0d1117;
    --text-color: #f0f6fc;
    --primary-color: #40e0d0; /* Light Turquoise */
    --secondary-color: #1c2128;
    --card-bg: #161b22;
    --card-shadow: 0 8px 30px rgba(0,0,0,0.3);
    --border-color: #30363d;
    --accent-color: #80cbc4;
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    transition: var(--transition);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header & Nav */
header {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
}

[data-theme='dark'] header {
    background: rgba(13, 17, 23, 0.8);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    display: flex;
    align-items: center;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary-color);
    text-decoration: none;
}

.logo img {
    height: 40px;
    margin-right: 10px;
}

.nav-links {
    display: flex;
    gap: 20px;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
}

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

.btn {
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    vertical-align: middle;
    font-family: inherit;
    font-size: inherit;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white !important;
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--primary-color);
    color: var(--primary-color) !important;
}

.btn-danger {
    background: transparent;
    border: 1px solid #f44336 !important;
    color: #f44336 !important;
}

.btn-danger:hover {
    background: #f44336;
    color: white !important;
}

.btn-sm {
    padding: 5px 15px;
    font-size: 0.85rem;
    height: 32px;
}

/* Theme Toggle */
#theme-toggle {
    background: none;
    border: none;
    color: var(--text-color);
    cursor: pointer;
    font-size: 1.2rem;
}

/* Sections */
.hero {
    padding: 80px 0;
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 40px;
    color: var(--text-color);
    opacity: 0.8;
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 30px;
    border-radius: 20px;
    box-shadow: var(--card-shadow);
    margin-bottom: 30px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

/* Forms */
form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

input, select, textarea {
    padding: 12px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--bg-color);
    color: var(--text-color);
    outline: none;
    font-family: inherit;
}

input:focus {
    border-color: var(--primary-color);
}

/* Alerts List */
.alert-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
}

.alert-item:last-child {
    border-bottom: none;
}

/* Profile Icon */
.profile-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    cursor: pointer;
}

/* Ads Section */
.ads-placeholder {
    width: 100%;
    height: 100px;
    background: var(--secondary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 20px 0;
    border-radius: 10px;
    font-size: 0.8rem;
    color: var(--text-color);
    opacity: 0.5;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
    margin-top: 30px;
}

.dashboard-grid.empty {
    grid-template-columns: 1fr;
}

.interval-group {
    display: flex;
    gap: 10px;
}

.interval-group input {
    flex: 1;
}

/* Responsive */
@media (max-width: 992px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    .nav-links {
        display: none; /* In a real app, I'd add a burger menu */
    }
    
    .flex-responsive {
        flex-direction: column;
        align-items: flex-start !important;
        gap: 15px;
    }
    
    .interval-group {
        flex-direction: column;
    }
    
    .hide-mobile {
        display: none;
    }
}