/* =============================================================================
   Sistema Campeonatos La Violeta — Design System
   Paleta inspirada en el nombre del club: violetas profundos sobre crema claro
   ============================================================================= */

:root {
    /* Brand */
    --brand-50:  #faf5ff;
    --brand-100: #f3e8ff;
    --brand-200: #e9d5ff;
    --brand-300: #d8b4fe;
    --brand-400: #c084fc;
    --brand-500: #a855f7;
    --brand-600: #9333ea;
    --brand-700: #7e22ce;
    --brand-800: #6b21a8;
    --brand-900: #581c87;

    /* Neutros */
    --slate-50:  #f8fafc;
    --slate-100: #f1f5f9;
    --slate-200: #e2e8f0;
    --slate-300: #cbd5e1;
    --slate-400: #94a3b8;
    --slate-500: #64748b;
    --slate-600: #475569;
    --slate-700: #334155;
    --slate-800: #1e293b;
    --slate-900: #0f172a;

    /* Estados */
    --success: #10b981;
    --success-bg: #ecfdf5;
    --success-border: #a7f3d0;
    --danger: #dc2626;
    --danger-bg: #fef2f2;
    --danger-border: #fecaca;
    --warning: #d97706;
    --warning-bg: #fffbeb;
    --info: #0ea5e9;

    /* Layout */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, .05);
    --shadow-md: 0 4px 12px rgba(15, 23, 42, .07);
    --shadow-lg: 0 20px 50px rgba(108, 43, 217, .12);
    --shadow-card: 0 1px 3px rgba(15, 23, 42, .06), 0 1px 2px rgba(15, 23, 42, .03);

    /* Fondo de la app */
    --bg-page: linear-gradient(180deg, #faf5ff 0%, #f5f3ff 100%);
    --gradient-brand: linear-gradient(135deg, #7c3aed 0%, #9333ea 50%, #c026d3 100%);
    --gradient-brand-soft: linear-gradient(135deg, #f3e8ff 0%, #fae8ff 100%);
}

/* =============================================================================
   Reset / base
   ============================================================================= */

*, *::before, *::after { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
    font-size: 16px;
    line-height: 1.55;
    color: var(--slate-800);
    background: var(--bg-page);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--brand-700);
    text-decoration: none;
    transition: color .15s ease;
}
a:hover { color: var(--brand-900); }

h1, h2, h3, h4 {
    color: var(--slate-900);
    font-weight: 700;
    line-height: 1.25;
    margin: 0 0 .5rem 0;
    letter-spacing: -.01em;
}
h1 { font-size: 1.875rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; }

p { margin: 0 0 1rem 0; }

code {
    font-family: 'JetBrains Mono', 'Fira Code', Consolas, 'SF Mono', monospace;
    font-size: .92em;
    padding: .12rem .4rem;
    background: var(--slate-100);
    border-radius: 4px;
    color: var(--slate-800);
}

/* =============================================================================
   Container utility
   ============================================================================= */

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.25rem;
}

.container-sm { max-width: 720px; margin: 0 auto; padding: 0 1.25rem; }
.container-xs { max-width: 460px; margin: 0 auto; padding: 0 1.25rem; }

.muted { color: var(--slate-500); }
.text-center { text-align: center; }

/* =============================================================================
   Top bar / navegación
   ============================================================================= */

.topbar {
    background: rgba(255, 255, 255, .85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--slate-200);
    padding: .85rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}
.topbar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}
.brand {
    display: inline-flex;
    align-items: center;
    gap: .55rem;
    font-weight: 800;
    font-size: 1.05rem;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -.01em;
}
.brand .brand-icon {
    width: 32px; height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-brand);
    border-radius: var(--radius-md);
    -webkit-text-fill-color: white;
    color: white;
    font-size: 1.1rem;
    box-shadow: var(--shadow-md);
}
.topbar-nav {
    display: flex;
    gap: 1.25rem;
    align-items: center;
}
.topbar-nav a {
    color: var(--slate-700);
    font-weight: 500;
    font-size: .95rem;
}
.topbar-nav a:hover { color: var(--brand-700); }
.topbar-user {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: .4rem .85rem;
    background: var(--brand-50);
    border: 1px solid var(--brand-200);
    border-radius: 999px;
    color: var(--brand-800);
    font-size: .88rem;
    font-weight: 500;
}
.topbar-user .dot {
    width: 8px; height: 8px;
    border-radius: 999px;
    background: var(--success);
}

/* =============================================================================
   Hero / encabezados de página
   ============================================================================= */

.page-hero {
    padding: 2.5rem 0 1.5rem 0;
}
.page-hero .eyebrow {
    display: inline-block;
    padding: .3rem .75rem;
    border-radius: 999px;
    background: var(--brand-100);
    color: var(--brand-800);
    font-size: .78rem;
    font-weight: 600;
    letter-spacing: .03em;
    text-transform: uppercase;
    margin-bottom: .75rem;
}
.page-hero h1 {
    font-size: 2.25rem;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.page-hero .lead {
    color: var(--slate-600);
    font-size: 1.05rem;
    max-width: 640px;
}

/* =============================================================================
   Cards
   ============================================================================= */

.card {
    background: #fff;
    border: 1px solid var(--slate-200);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-card);
    transition: box-shadow .15s ease, transform .15s ease;
}
.card-elevated {
    box-shadow: var(--shadow-lg);
    border-color: rgba(168, 85, 247, .15);
}
.card-tile {
    display: flex;
    flex-direction: column;
    gap: .35rem;
    color: var(--slate-800);
}
.card-tile:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--brand-300);
    text-decoration: none;
}
.card-tile .icon {
    width: 44px; height: 44px;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: var(--radius-md);
    background: var(--gradient-brand-soft);
    color: var(--brand-700);
    font-size: 1.4rem;
    margin-bottom: .5rem;
}
.card-tile strong { font-size: 1.05rem; color: var(--slate-900); }
.card-tile small { color: var(--slate-500); }

.card h2:first-child,
.card h3:first-child { margin-top: 0; }

/* =============================================================================
   Grids
   ============================================================================= */

.grid {
    display: grid;
    gap: 1rem;
}
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }

/* =============================================================================
   Formularios
   ============================================================================= */

.form-group { margin-bottom: 1.1rem; }
.form-label {
    display: block;
    margin-bottom: .35rem;
    font-weight: 600;
    color: var(--slate-700);
    font-size: .92rem;
}
.form-help {
    display: block;
    color: var(--slate-500);
    font-size: .82rem;
    margin-top: .25rem;
}
.form-control {
    width: 100%;
    padding: .65rem .85rem;
    border: 1px solid var(--slate-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: inherit;
    color: var(--slate-900);
    background: #fff;
    transition: border-color .15s, box-shadow .15s;
}
.form-control::placeholder { color: var(--slate-400); }
.form-control:focus {
    outline: none;
    border-color: var(--brand-500);
    box-shadow: 0 0 0 3px rgba(168, 85, 247, .18);
}
.form-control.invalid,
.form-control[aria-invalid="true"] {
    border-color: var(--danger);
}
.form-check {
    display: inline-flex;
    align-items: center;
    gap: .55rem;
    cursor: pointer;
    user-select: none;
    color: var(--slate-700);
}
.form-check input[type=checkbox] {
    width: 18px; height: 18px;
    accent-color: var(--brand-600);
    cursor: pointer;
}

/* Validation messages */
.validation-message {
    color: var(--danger);
    font-size: .85rem;
    margin-top: .25rem;
    display: block;
}
.valid.modified:not([type=checkbox]) {
    outline: none;
}
.invalid {
    outline: none;
}

/* =============================================================================
   Buttons
   ============================================================================= */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .45rem;
    padding: .65rem 1.2rem;
    font-size: .95rem;
    font-weight: 600;
    font-family: inherit;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform .08s ease, box-shadow .15s ease, background .15s ease;
    text-decoration: none;
    line-height: 1.2;
}
.btn:active { transform: translateY(1px); }
.btn:disabled, .btn[disabled] {
    opacity: .55;
    cursor: not-allowed;
    transform: none;
}
.btn-primary {
    background: var(--gradient-brand);
    color: #fff;
    box-shadow: 0 1px 2px rgba(108, 43, 217, .3),
                0 4px 14px rgba(108, 43, 217, .25);
}
.btn-primary:hover:not(:disabled) {
    box-shadow: 0 4px 18px rgba(108, 43, 217, .4);
    color: #fff;
}
.btn-secondary {
    background: #fff;
    color: var(--slate-700);
    border-color: var(--slate-300);
}
.btn-secondary:hover:not(:disabled) {
    background: var(--slate-50);
    border-color: var(--slate-400);
}
.btn-ghost {
    background: transparent;
    color: var(--brand-700);
    border-color: transparent;
}
.btn-ghost:hover:not(:disabled) {
    background: var(--brand-50);
    color: var(--brand-800);
}
.btn-block { width: 100%; }
.btn-lg { padding: .85rem 1.6rem; font-size: 1.02rem; }
.btn-link {
    background: none;
    border: none;
    color: var(--brand-700);
    cursor: pointer;
    font: inherit;
    padding: 0;
    text-decoration: none;
}
.btn-link:hover { color: var(--brand-900); text-decoration: underline; }

/* =============================================================================
   Alerts
   ============================================================================= */

.alert {
    padding: .85rem 1rem;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    margin: 1rem 0;
    display: flex;
    align-items: flex-start;
    gap: .6rem;
    font-size: .94rem;
}
.alert-success {
    background: var(--success-bg);
    color: #065f46;
    border-color: var(--success-border);
}
.alert-danger {
    background: var(--danger-bg);
    color: #991b1b;
    border-color: var(--danger-border);
}
.alert-warning {
    background: var(--warning-bg);
    color: #92400e;
    border-color: #fde68a;
}
.alert-info {
    background: #eff6ff;
    color: #1e40af;
    border-color: #bfdbfe;
}

/* =============================================================================
   Badges
   ============================================================================= */

.badge {
    display: inline-flex;
    align-items: center;
    padding: .2rem .55rem;
    font-size: .78rem;
    font-weight: 600;
    border-radius: 999px;
    background: var(--slate-100);
    color: var(--slate-700);
}
.badge-success { background: var(--success-bg); color: #065f46; }
.badge-danger  { background: var(--danger-bg);  color: #991b1b; }
.badge-info    { background: #eff6ff; color: #1e40af; }
.badge-brand   { background: var(--brand-100); color: var(--brand-800); }

/* =============================================================================
   Auth screens (login, setup, cambiar password)
   ============================================================================= */

.auth-shell {
    min-height: calc(100vh - 64px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    background:
        radial-gradient(circle at 0% 0%, rgba(168, 85, 247, .15), transparent 50%),
        radial-gradient(circle at 100% 100%, rgba(192, 38, 211, .12), transparent 50%);
}
.auth-card {
    width: 100%;
    max-width: 460px;
    background: #fff;
    border-radius: var(--radius-xl);
    padding: 2.25rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--slate-100);
}
.auth-card .auth-logo {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: var(--gradient-brand);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.7rem;
    margin-bottom: 1.25rem;
    box-shadow: 0 8px 24px rgba(108, 43, 217, .3);
}
.auth-card h1 { font-size: 1.75rem; }
.auth-card .sub { color: var(--slate-500); margin-bottom: 1.5rem; }

/* =============================================================================
   Page body padding
   ============================================================================= */

.page-content {
    padding: 1rem 0 3rem 0;
}

/* =============================================================================
   Error boundary
   ============================================================================= */

#blazor-error-ui {
    background: #fff;
    color: var(--slate-800);
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, .2);
    display: none;
    left: 0;
    padding: .8rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
    border-top: 3px solid var(--danger);
}
#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 1rem;
    top: .8rem;
}
.blazor-error-boundary {
    background: var(--danger-bg);
    color: var(--danger);
    padding: 1rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--danger-border);
}
.blazor-error-boundary::after { content: "Ocurrió un error en este componente." }

/* =============================================================================
   Utility responsive grids
   Usar SIEMPRE estas clases en lugar de inline `grid-template-columns:1fr 1fr`.
   - .cols-2 → 2 columnas desktop, 1 columna ≤ 640px
   - .cols-3 → 3 columnas desktop, 2 columnas tablet, 1 columna mobile
   - .cols-4 → 4 cols desktop, 2 cols ≤ 900px, 1 col ≤ 480px
   ============================================================================= */

.cols-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.cols-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 1rem; }
.cols-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }

@media (max-width: 900px) {
    .cols-3 { grid-template-columns: 1fr 1fr; }
    .cols-4 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
    .cols-2, .cols-3 { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
    .cols-4 { grid-template-columns: 1fr; }
}

/* Flex row que apila en mobile */
.row-stack {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: center;
}
@media (max-width: 640px) {
    .row-stack > * { flex: 1 1 100%; min-width: 0; }
    .row-stack.row-keep > * { flex: initial; }
}

/* Ocultar/mostrar según viewport */
.only-mobile { display: none; }
.only-desktop { display: initial; }
@media (max-width: 900px) {
    .only-mobile { display: initial; }
    .only-desktop { display: none; }
}

/* =============================================================================
   Responsive — ajustes globales
   ============================================================================= */

@media (max-width: 900px) {
    .container, .container-sm, .container-xs {
        padding: 0 1rem;
    }
    .page-hero { padding: 1.75rem 0 1rem 0; }
    .page-hero h1 { font-size: 1.85rem; }
    .card { padding: 1.15rem; }
}

@media (max-width: 640px) {
    .page-hero { padding: 1.25rem 0 .75rem 0; }
    .page-hero h1 { font-size: 1.5rem; }
    .page-hero .lead { font-size: .95rem; }
    .auth-card { padding: 1.5rem; }
    .auth-card h1 { font-size: 1.4rem; }
    .card { padding: 1rem; }
    h1 { font-size: 1.4rem; }
    h2 { font-size: 1.2rem; }
    h3 { font-size: 1.05rem; }
    .btn { font-size: .9rem; padding: .55rem 1rem; }
    .btn-lg { font-size: .95rem; padding: .7rem 1.25rem; }
    .topbar { padding: .6rem 0; }
    .topbar-user { display: none; }
    .form-control { font-size: 16px; } /* evita zoom automático en iOS */
}

/* Tablas con scroll horizontal automático en mobile */
@media (max-width: 640px) {
    .table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
    .table-scroll table { min-width: 480px; }
}

/* =============================================================================
   Top bar layout + menú hamburguesa (mobile nav)
   Controlado por js/menu.js con la clase .open
   ============================================================================= */

.topbar-inner {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: nowrap;
    justify-content: space-between;
}
.brand { flex-shrink: 0; }

.topbar-nav {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-shrink: 0;
}

.public-nav {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex: 1;
    justify-content: center;
    flex-wrap: wrap;
}
.public-nav a {
    color: var(--slate-700);
    text-decoration: none;
    font-weight: 500;
    font-size: .92rem;
    padding: .35rem .6rem;
    border-radius: var(--radius-md);
    transition: background .12s, color .12s;
    white-space: nowrap;
}
.public-nav a:hover {
    background: var(--brand-50);
    color: var(--brand-700);
}

.menu-button {
    display: none;
    width: 40px; height: 40px;
    background: var(--brand-50);
    border: 1px solid var(--brand-200);
    border-radius: var(--radius-md);
    cursor: pointer;
    color: var(--brand-700);
    font-size: 1.2rem;
    align-items: center;
    justify-content: center;
    transition: background .12s;
    padding: 0;
    line-height: 1;
}
.menu-button:hover { background: var(--brand-100); }

@media (max-width: 900px) {
    .menu-button { display: inline-flex; }
    .public-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #fff;
        border-bottom: 1px solid var(--slate-200);
        flex-direction: column;
        align-items: stretch;
        padding: .5rem 1rem 1rem 1rem;
        gap: .25rem;
        box-shadow: 0 10px 24px rgba(0,0,0,.06);
        z-index: 90;
    }
    .public-nav.open { display: flex; }
    .public-nav a {
        padding: .65rem .75rem;
        border-radius: var(--radius-md);
    }
    .topbar { position: relative; }
}