/* Template CSS */

:root {
    --primary: #2563eb;
    --primary-hover: #1d4ed8;

    --sidebar-bg: #1e293b;
    --sidebar-hover: #334155;
    --sidebar-text: #cbd5e1;
    --sidebar-active: #2563eb;

    --page-bg: #f8fafc;
    --text-main: #0f172a;
    --muted-text: #64748b;
    --border-color: #e5e7eb;

    --card-radius: 1rem;
    --card-padding: 2rem;
    --input-radius: 0.75rem;

    --transition-fast: 0.2s ease;
}

/* Base */
body {
    background: var(--page-bg);
    color: var(--text-main);
    overflow-x: hidden;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial;
}

/* Typography */

h3 {
    letter-spacing: 0.4px;
}

/* Buttons */

.btn,
.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
}

.btn {
    border-radius: var(--input-radius);
    font-weight: 600;
    letter-spacing: 0.2px;
}

.btn-primary {
    background: var(--primary);
    border-color: var(--primary);
    border-radius: var(--input-radius);
    padding: 8px;
}

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

.btn-danger {
    background-color: #dc3545;
    border-color: #dc3545;
}

.btn-outline-primary,
.btn-outline-danger {
    border-width: 1px;
}

.btn-outline-primary {
    color: var(--primary);
    border: 1px solid rgba(37, 99, 235, 0.35);
    background: transparent;
    transition: var(--transition-fast);
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    border-color: var(--primary);
}

.btn-outline-primary:active {
    background: var(--primary);
    color: #fff;
}

.btn-sm.btn-outline-primary {
    padding: 6px 8px;
    line-height: 1;
}

.btn-icon {
    width: 34px;
    height: 34px;
    padding: 0;
}

/* Inputs */

.form-control,
.form-select {
    border-radius: var(--input-radius);
    border: 1px solid var(--border-color);
    padding: 10px 20px;
    transition: var(--transition-fast);
}

.form-control::placeholder,
.placeholder-text {
    color: var(--muted-text);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 0.25rem rgba(37, 99, 235, 0.18);
}

.form-label {
    font-weight: 600;
    color: var(--text-main);
}

/* Cards */

.card {
    border-radius: var(--card-radius);
    background: #fff;
    padding: 0.5rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border-color);
}

.card-body {
    padding: var(--card-padding);
}

/* Table */

.table-responsive {
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: #adb5bd #f1f3f5;
}

/* Form */

.form-note {
    color: #005fcc;
    font-size: 0.9rem;
}

/* CAPTCHA Box */

#captchaText {
    border: 1px solid var(--border-color);
    border-radius: var(--input-radius);
    background: #f8fafc;
    color: var(--text-main);
}

/* SIDEBAR */

#sidebar {
    width: 260px;
    height: 100vh;
    background: var(--sidebar-bg);
    color: #fff;
    position: fixed;
    top: 0;
    left: 0;
    transition: transform 0.3s ease;
    z-index: 1050;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

#sidebar .sidebar-title {
    padding: 16px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #94a3b8;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

#sidebar .sidebar-menu {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 6px 0;
    scrollbar-width: thin;
}

#sidebar .sidebar-footer {
    padding: 12px 10px;
}

#sidebar .nav-link {
    color: var(--sidebar-text);
    padding: 10px 16px;
    border-radius: 8px;
    margin: 4px 8px;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: all 0.2s ease;
}

#sidebar .nav-link:hover {
    background: var(--sidebar-hover);
    color: #fff;
}

#sidebar .nav-link.active {
    background: var(--sidebar-active);
    color: #fff;
}

#sidebar .nav-link i {
    font-size: 1.1rem;
    width: 20px;
    text-align: center;
}

#sidebar .sidebar-menu::-webkit-scrollbar {
    width: 8px;
}

#sidebar .sidebar-menu::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg,
            rgba(255, 255, 255, 0.25),
            rgba(255, 255, 255, 0.15));
    border-radius: 20px;
    border: 2px solid transparent;
    background-clip: padding-box;
    transition: all 0.3s ease;
}

#sidebar .sidebar-menu {
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.3) transparent;
}

/* Hover Effect */
#sidebar .sidebar-menu::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg,
            rgba(255, 255, 255, 0.5),
            rgba(255, 255, 255, 0.3));
}

/* BACKDROP */
#sidebar-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1040;
}

/* NAVBAR */
.navbar {
    background: var(--page-bg);
    border-bottom: 1px solid var(--border-color);
}

/* LINKS */

a.text-primary {
    font-weight: 600;
    text-decoration: none;
}

a.text-primary:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

/* Error Message */

.invalid-feedback {
    font-size: 0.9rem;
}

/* Footer */

.footer-text {
    color: var(--muted-text);
}

/* MISC */

.text-muted {
    color: var(--muted-text) !important;
}

/* DESKTOP BEHAVIOR */
@media (min-width: 992px) {
    #sidebar {
        transform: translateX(0);
    }

    #content {
        margin-left: 260px;
        transition: margin-left 0.3s ease;
    }

    #sidebar.collapsed {
        transform: translateX(-100%);
    }

    #content.full {
        margin-left: 0;
    }

    #sidebar-backdrop {
        display: none;
    }
}

/* MOBILE BEHAVIOR */
@media (max-width: 991px) {
    #sidebar {
        transform: translateX(-100%);
    }

    #sidebar.show {
        transform: translateX(0);
    }

    #content {
        margin-left: 0;
    }

    #sidebar-backdrop {
        display: none;
    }

    #sidebar-backdrop.show {
        display: block;
    }
}

@media (min-width: 768px) {
    .w-md-auto {
        width: auto !important;
    }
}