/* Global Styles - Symbols.hosti.me */

:root {
    --primary: #0078d4;
    --primary-dark: #005a9e;
    --primary-rgb: 0, 120, 212;
    --accent-a: #0078d4;
    --accent-b: #005a9e;
    --success: #107c10;
    --success-rgb: 16, 124, 16;
    --warning: #ff8c00;
    --warning-rgb: 255, 140, 0;
    --danger: #a80000;
    --danger-rgb: 168, 0, 0;
    --error: #a80000;
    --error-rgb: 168, 0, 0;
    --bg: #f0f0f0;
    --surface: #ffffff;
    --text: #000000;
    --muted: #666666;
    --border: #c7c7c7;
    --border-light: #dcdcdc;
    --bg-secondary: #f5f5f5;
    --hover: #e6e6e6;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.08);
    --shadow: 0 2px 4px rgba(0,0,0,0.12);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.14);
}

[data-theme="dark"] {
    --bg: #1f2937;
    --surface: #111827;
    --text: #f9fafb;
    --muted: #9ca3af;
    --border: #374151;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    transition: background-color 0.2s, color 0.2s;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.5rem;
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.875rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--primary-dark);
}

/* Forms */
input, textarea, select {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 2px;
    font-family: inherit;
    font-size: 0.95rem;
    background: var(--surface);
    color: var(--text);
    transition: border-color 0.15s, box-shadow 0.15s;
}

input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: inset 0 0 0 1px var(--primary);
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

/* Buttons */
button, .btn, a.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border: 1px solid var(--border);
    border-radius: 2px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.15s, border-color 0.15s, color 0.15s;
    user-select: none;
    text-decoration: none;
}

.btn-primary, button:not(.btn-secondary):not(.btn-danger):not(.btn-warning),
.btn, a.btn {
    background: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
}

.btn-primary:hover, button:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

.btn-secondary {
    background: var(--surface);
    color: var(--text);
    border: 1px solid var(--border);
}

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

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

.btn-danger:hover {
    opacity: 0.9;
}

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

.btn-warning:hover {
    opacity: 0.9;
}

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

.btn-success:hover {
    opacity: 0.9;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn:disabled, button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Cards */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    padding: 1.5rem;
    transition: all 0.2s;
}

.card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

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

.card-title {
    font-size: 1.25rem;
    font-weight: 700;
}

.card-body {
    padding: 0;
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 0.375rem;
    margin-bottom: 1rem;
    border-left: 4px solid var(--border);
}

.alert-info {
    background: rgba(37, 99, 235, 0.1);
    border-color: var(--primary);
    color: var(--primary-dark);
}

.alert-success {
    background: rgba(22, 163, 74, 0.1);
    border-color: var(--success);
    color: var(--success);
}

.alert-warning {
    background: rgba(234, 88, 12, 0.1);
    border-color: var(--warning);
    color: var(--warning);
}

.alert-danger {
    background: rgba(220, 38, 38, 0.1);
    border-color: var(--danger);
    color: var(--danger);
}

/* Layout Utilities */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.grid {
    display: grid;
    gap: 1rem;
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

.flex {
    display: flex;
    gap: 1rem;
}

.flex-column {
    flex-direction: column;
}

.flex-center {
    justify-content: center;
    align-items: center;
}

.flex-between {
    justify-content: space-between;
    align-items: center;
}

.flex-wrap {
    flex-wrap: wrap;
}

/* Spacing */
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 2rem; }

.px-2 { padding-left: 0.5rem; padding-right: 0.5rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }

/* Text Utilities */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.text-muted { color: var(--muted); }
.text-primary { color: var(--primary); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-danger { color: var(--danger); }

.text-small { font-size: 0.875rem; }
.text-large { font-size: 1.125rem; }

.font-weight-bold { font-weight: 700; }
.font-weight-semibold { font-weight: 600; }

/* Responsive */
@media (max-width: 768px) {
    h1 { font-size: 1.875rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
    
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .row {
        grid-template-columns: 1fr;
    }
}