/* ============================================
   AdsDial Demo Web - Global Stylesheet
   ============================================ */

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

:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --success-color: #155724;
    --danger-color: #721c24;
    --warning-color: #856404;
    --light-bg: #f5f7fa;
    --white: #ffffff;
    --dark-text: #333333;
    --light-text: #666666;
    --border-color: #dddddd;
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 5px 20px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.2);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--light-bg);
    color: var(--dark-text);
    line-height: 1.6;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    margin-bottom: 15px;
}

h1 { font-size: 36px; }
h2 { font-size: 28px; }
h3 { font-size: 24px; }
h4 { font-size: 20px; }
h5 { font-size: 16px; }
h6 { font-size: 14px; }

p {
    margin-bottom: 15px;
    color: var(--light-text);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s;
}

a:hover {
    color: var(--secondary-color);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: var(--light-bg);
    color: var(--dark-text);
    border: 2px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--border-color);
}

.btn-danger {
    background: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    opacity: 0.8;
}

.btn-success {
    background: var(--success-color);
    color: white;
}

/* Alerts */
.alert {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 5px;
    font-size: 14px;
}

.alert-success {
    background: #d4edda;
    border: 1px solid #c3e6cb;
    color: var(--success-color);
}

.alert-danger {
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    color: var(--danger-color);
}

.alert-warning {
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    color: var(--warning-color);
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--dark-text);
    font-weight: 600;
    font-size: 14px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 5px;
    font-size: 14px;
    font-family: inherit;
    box-sizing: border-box;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
}

thead {
    background: var(--light-bg);
    border-bottom: 2px solid var(--border-color);
}

th {
    padding: 15px;
    text-align: left;
    font-weight: 600;
    color: var(--dark-text);
}

td {
    padding: 15px;
    border-bottom: 1px solid var(--border-color);
}

tbody tr:hover {
    background: var(--light-bg);
}

/* Badges */
.badge {
    display: inline-block;
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.badge-success {
    background: #d4edda;
    color: var(--success-color);
}

.badge-danger {
    background: #f8d7da;
    color: var(--danger-color);
}

.badge-warning {
    background: #fff3cd;
    color: var(--warning-color);
}

.badge-info {
    background: #d1ecf1;
    color: #0c5460;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.m-0 { margin: 0; }
.m-1 { margin: 10px; }
.m-2 { margin: 20px; }
.m-3 { margin: 30px; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 30px; }

.p-0 { padding: 0; }
.p-1 { padding: 10px; }
.p-2 { padding: 20px; }
.p-3 { padding: 30px; }

/* Responsive */
@media (max-width: 768px) {
    h1 { font-size: 28px; }
    h2 { font-size: 24px; }
    h3 { font-size: 20px; }

    .btn {
        padding: 10px 15px;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 24px; }
    h2 { font-size: 20px; }
    h3 { font-size: 16px; }
}