/* =============================================================================
   AFX CLIENT PANEL — DESIGN SYSTEM
   Personalización: edita las variables en :root
   ============================================================================= */

/* --- VARIABLES (personaliza aquí) ----------------------------------------- */
:root {
    /* Marca */
    --color-primary:        #2563eb;
    --color-primary-hover:  #1d4ed8;
    --color-primary-light:  #eff6ff;
    --color-primary-rgb:    37, 99, 235;

    /* Superficie */
    --color-bg:             #f1f5f9;
    --color-surface:        #ffffff;
    --color-surface-2:      #f8fafc;
    --color-border:         #e2e8f0;
    --color-border-focus:   var(--color-primary);

    /* Sidebar */
    --sidebar-bg:           #0f172a;
    --sidebar-text:         #94a3b8;
    --sidebar-text-active:  #f8fafc;
    --sidebar-item-active:  rgba(255,255,255,0.08);
    --sidebar-item-hover:   rgba(255,255,255,0.04);
    --sidebar-width:        240px;
    --sidebar-width-collapsed: 56px;

    /* Topbar */
    --topbar-height:        56px;
    --topbar-bg:            var(--color-surface);
    --topbar-border:        var(--color-border);

    /* Texto */
    --text-primary:         #0f172a;
    --text-secondary:       #475569;
    --text-muted:           #94a3b8;

    /* Estados */
    --color-success:        #10b981;
    --color-success-bg:     #ecfdf5;
    --color-warning:        #f59e0b;
    --color-warning-bg:     #fffbeb;
    --color-danger:         #ef4444;
    --color-danger-bg:      #fef2f2;
    --color-info:           #3b82f6;
    --color-info-bg:        #eff6ff;

    /* Tipografía */
    --font:                 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size:            14px;
    --line-height:          1.5;

    /* Forma */
    --radius-sm:            4px;
    --radius:               8px;
    --radius-lg:            12px;
    --radius-xl:            16px;

    /* Sombras */
    --shadow-sm:            0 1px 2px rgba(0,0,0,0.05);
    --shadow:               0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -1px rgba(0,0,0,0.04);
    --shadow-lg:            0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -2px rgba(0,0,0,0.04);

    /* Transiciones */
    --transition:           150ms ease;
    --transition-slow:      300ms ease;
}

/* --- RESET ----------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: var(--font-size); }
body { font-family: var(--font); color: var(--text-primary); background: var(--color-bg); line-height: var(--line-height); -webkit-font-smoothing: antialiased; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }
button { cursor: pointer; font-family: inherit; }

/* --- LAYOUT: APP ---------------------------------------------------------- */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* SIDEBAR */
.sidebar {
    width: var(--sidebar-width);
    background: var(--sidebar-bg);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 100;
    transition: width var(--transition-slow);
    overflow: hidden;
}

.sidebar--collapsed { width: var(--sidebar-width-collapsed); }

.sidebar__brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 16px;
    height: var(--topbar-height);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    flex-shrink: 0;
}

.sidebar__brand-logo {
    font-size: 22px;
    color: var(--color-primary);
    flex-shrink: 0;
}

.sidebar__brand-name {
    font-weight: 600;
    font-size: 13px;
    color: var(--sidebar-text-active);
    white-space: nowrap;
    overflow: hidden;
}

.sidebar__nav {
    flex: 1;
    padding: 12px 8px;
    display: flex;
    flex-direction: column;
    gap: 2px;
    overflow-y: auto;
}

.sidebar__item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 10px;
    border-radius: var(--radius);
    color: var(--sidebar-text);
    font-size: 13px;
    font-weight: 500;
    transition: background var(--transition), color var(--transition);
    white-space: nowrap;
}

.sidebar__item:hover { background: var(--sidebar-item-hover); color: var(--sidebar-text-active); text-decoration: none; }
.sidebar__item--active { background: var(--sidebar-item-active); color: var(--sidebar-text-active); }
.sidebar__item--active .sidebar__item-icon { color: var(--color-primary); }

.sidebar__item-icon { flex-shrink: 0; display: flex; align-items: center; }
.sidebar__item-label { overflow: hidden; }

.sidebar__footer {
    padding: 12px 16px;
    border-top: 1px solid rgba(255,255,255,0.06);
}

.sidebar__version { font-size: 11px; color: var(--sidebar-text); }

/* MAIN */
.main-wrap {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: margin-left var(--transition-slow);
}

.sidebar--collapsed ~ .main-wrap { margin-left: var(--sidebar-width-collapsed); }

/* TOPBAR */
.topbar {
    height: var(--topbar-height);
    background: var(--topbar-bg);
    border-bottom: 1px solid var(--topbar-border);
    display: flex;
    align-items: center;
    padding: 0 20px;
    position: sticky;
    top: 0;
    z-index: 50;
    gap: 16px;
}

.topbar__toggle {
    background: none;
    border: none;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    padding: 6px;
    border-radius: var(--radius-sm);
    transition: background var(--transition);
}
.topbar__toggle:hover { background: var(--color-bg); }

.topbar__right { margin-left: auto; display: flex; align-items: center; gap: 12px; }

.topbar__user { position: relative; }

.topbar__user-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 13px;
    font-weight: 500;
    padding: 6px 8px;
    border-radius: var(--radius);
    transition: background var(--transition);
}
.topbar__user-btn:hover { background: var(--color-bg); }

.topbar__avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--color-primary);
    color: white;
    font-size: 12px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* DROPDOWN */
.dropdown {
    position: absolute;
    right: 0;
    top: calc(100% + 6px);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    min-width: 180px;
    z-index: 200;
    overflow: hidden;
}

.dropdown__item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 14px;
    font-size: 13px;
    color: var(--text-primary);
    transition: background var(--transition);
}
.dropdown__item:hover { background: var(--color-bg); text-decoration: none; }
.dropdown__item--danger { color: var(--color-danger); }
.dropdown__item--danger:hover { background: var(--color-danger-bg); }

.dropdown__divider { height: 1px; background: var(--color-border); margin: 4px 0; }

/* CONTENT */
.content { flex: 1; padding: 28px; }

/* --- PÁGINA: LOGIN --------------------------------------------------------- */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #0f172a 100%);
    padding: 20px;
}

.login-card {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 400px;
    padding: 40px 36px;
}

.login-brand {
    text-align: center;
    margin-bottom: 32px;
}

.login-brand__logo {
    font-size: 36px;
    display: block;
    margin-bottom: 12px;
}

.login-brand__name {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.login-brand__sub {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 4px;
}

.login-form { display: flex; flex-direction: column; gap: 16px; }

.login-footer {
    text-align: center;
    margin-top: 20px;
    font-size: 12px;
    color: var(--text-muted);
}

/* --- COMPONENTES COMUNES --------------------------------------------------- */

/* Card */
.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}
.card__header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.card__title { font-size: 14px; font-weight: 600; color: var(--text-primary); }
.card__body { padding: 20px; }

/* Page header */
.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 24px;
}
.page-header__title { font-size: 20px; font-weight: 700; color: var(--text-primary); }
.page-header__subtitle { font-size: 13px; color: var(--text-secondary); margin-top: 2px; }

/* Form elements */
.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-label {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-family: var(--font);
    font-size: 14px;
    color: var(--text-primary);
    background: var(--color-surface);
    transition: border-color var(--transition), box-shadow var(--transition);
    outline: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.12);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 9px 18px;
    border-radius: var(--radius);
    font-family: var(--font);
    font-size: 14px;
    font-weight: 500;
    border: 1px solid transparent;
    transition: background var(--transition), transform var(--transition);
    cursor: pointer;
    white-space: nowrap;
}
.btn:active { transform: scale(0.98); }
.btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

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

.btn--outline { background: transparent; border-color: var(--color-border); color: var(--text-primary); }
.btn--outline:hover { background: var(--color-bg); }

.btn--danger { background: var(--color-danger); color: white; }
.btn--sm { padding: 6px 12px; font-size: 13px; }
.btn--full { width: 100%; }

/* Alerts */
.alert {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 14px;
    border-radius: var(--radius);
    font-size: 13px;
    margin-bottom: 16px;
}
.alert--success { background: var(--color-success-bg); color: #065f46; }
.alert--error   { background: var(--color-danger-bg); color: #991b1b; }
.alert--warning { background: var(--color-warning-bg); color: #92400e; }
.alert--info    { background: var(--color-info-bg); color: #1e40af; }

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 99px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}
.badge--success { background: var(--color-success-bg); color: #065f46; }
.badge--warning { background: var(--color-warning-bg); color: #92400e; }
.badge--danger  { background: var(--color-danger-bg); color: #991b1b; }
.badge--info    { background: var(--color-info-bg); color: #1e40af; }
.badge--neutral { background: #f1f5f9; color: var(--text-secondary); }

/* Table */
.table-wrap { overflow-x: auto; }
.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
.table th {
    text-align: left;
    padding: 10px 14px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    border-bottom: 1px solid var(--color-border);
    background: var(--color-surface-2);
}
.table td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--color-border);
    color: var(--text-primary);
}
.table tr:last-child td { border-bottom: none; }
.table tr:hover td { background: var(--color-surface-2); }

/* Stat card */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: var(--shadow-sm);
}
.stat-card__label { font-size: 12px; font-weight: 500; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; }
.stat-card__value { font-size: 26px; font-weight: 700; color: var(--text-primary); margin-top: 6px; }
.stat-card__sub { font-size: 12px; color: var(--text-muted); margin-top: 4px; }

/* Loading spinner */
.spinner {
    width: 16px; height: 16px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Alpine transitions */
[x-cloak] { display: none !important; }

/* Responsive */
@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.is-open { transform: translateX(0); }
    .main-wrap { margin-left: 0 !important; }
    .content { padding: 16px; }
    .stat-grid { grid-template-columns: 1fr 1fr; }
}