/**
 * Common Styles
 * Shared styles across all pages
 */

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
    background: #0f0f1e;
    color: #fff;
    line-height: 1.6;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    text-align: center;
}

.btn-primary {
    background: #4ecca3;
    color: #1a1a2e;
}

.btn-primary:hover {
    background: #45b890;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(78, 204, 163, 0.4);
}

.btn-success {
    background: #10b981;
    color: #fff;
}

.btn-success:hover {
    background: #059669;
    transform: translateY(-2px);
}

.btn-danger {
    background: #ef4444;
    color: #fff;
}

.btn-danger:hover {
    background: #dc2626;
    transform: translateY(-2px);
}

.btn-warning {
    background: #f59e0b;
    color: #fff;
}

.btn-warning:hover {
    background: #d97706;
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.btn:active {
    transform: translateY(0);
}

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

.btn:disabled:hover {
    transform: none;
}

/* Form Elements */
input[type="text"],
input[type="password"],
input[type="email"],
input[type="number"],
input[type="url"],
textarea,
select {
    width: 100%;
    padding: 10px 14px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    color: #fff;
    font-size: 14px;
    transition: all 0.3s;
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: #4ecca3;
    background: rgba(255, 255, 255, 0.08);
}

input[type="file"] {
    padding: 8px;
}

/* Cards */
.card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 20px;
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid #10b981;
    color: #6ee7b7;
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid #ef4444;
    color: #fca5a5;
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid #f59e0b;
    color: #fcd34d;
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid #3b82f6;
    color: #93c5fd;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
}

thead {
    background: rgba(255, 255, 255, 0.05);
}

th {
    padding: 12px;
    text-align: left;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.8);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

td {
    padding: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

tr:hover {
    background: rgba(255, 255, 255, 0.03);
}

/* Loading Spinner */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #4ecca3;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

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

.text-right {
    text-align: right;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

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

.hidden {
    display: none !important;
}

.flex {
    display: flex;
}

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

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

.align-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

.justify-center {
    justify-content: center;
}

.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }

/* Responsive */
@media (max-width: 768px) {
    .btn {
        padding: 8px 16px;
        font-size: 13px;
    }
}