/* ====== Reset & Variables ====== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --bg: #f0f2f5;
    --surface: #ffffff;
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --success: #16a34a;
    --success-hover: #15803d;
    --danger: #dc2626;
    --danger-hover: #b91c1c;
    --text: #1e293b;
    --text-muted: #64748b;
    --border: #e2e8f0;
    --radius: 10px;
    --shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
}

html { font-size: 16px; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    line-height: 1.5;
}

/* ====== Login ====== */
.login-wrapper {
    display: flex; align-items: center; justify-content: center;
    min-height: 100vh; padding: 1rem;
}
.login-card {
    background: var(--surface);
    padding: 2.5rem 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    width: 100%; max-width: 400px;
    text-align: center;
}
.login-card h1 { font-size: 1.8rem; margin-bottom: .25rem; }
.login-sub { color: var(--text-muted); font-size: .9rem; margin-bottom: 1.5rem; }

/* ====== Topbar ====== */
.topbar {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    position: sticky; top: 0; z-index: 100;
}
.topbar-inner {
    max-width: 1100px; margin: 0 auto;
    padding: .75rem 1rem;
    display: flex; align-items: center; justify-content: space-between;
}
.topbar-brand { font-weight: 700; font-size: 1.1rem; }
.topbar-user { display: flex; align-items: center; gap: .75rem; font-size: .9rem; }

/* ====== Container ====== */
.container { max-width: 1100px; margin: 1.5rem auto; padding: 0 1rem; }

/* ====== Card ====== */
.card {
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}
.card h2 { font-size: 1.1rem; margin-bottom: 1rem; color: var(--text); }

/* ====== Forms ====== */
.form-group { margin-bottom: .75rem; }
.form-group label { display: block; font-size: .85rem; font-weight: 600; margin-bottom: .25rem; color: var(--text-muted); }
.form-group input, .form-group select {
    width: 100%; padding: .55rem .75rem;
    border: 1px solid var(--border);
    border-radius: 6px; font-size: .95rem;
    background: var(--surface);
    transition: border-color .15s;
}
.form-group input:focus, .form-group select:focus {
    outline: none; border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37,99,235,.1);
}
.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: .75rem;
    align-items: end;
}
.form-row .btn { align-self: end; }
.form-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: .75rem;
    align-items: end;
}
.form-grid-3 .btn { align-self: end; }
.form-group-wide { grid-column: span 2; }
.form-row-inline {
    display: flex;
    gap: .75rem;
    align-items: end;
    flex-wrap: wrap;
}
.form-row-inline .form-group { flex: 1; min-width: 140px; }
.form-row-inline .btn { align-self: end; }

/* ====== Buttons ====== */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: .55rem 1.2rem;
    border: 1px solid transparent; border-radius: 6px;
    font-size: .9rem; font-weight: 600; cursor: pointer;
    text-decoration: none;
    transition: all .15s;
    white-space: nowrap;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { background: var(--success-hover); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: var(--danger-hover); }
.btn-outline { background: transparent; color: var(--text-muted); border-color: var(--border); }
.btn-outline:hover { background: var(--bg); color: var(--text); }
.btn-sm { padding: .35rem .75rem; font-size: .8rem; }
.btn-block { width: 100%; }
.btn-fichar { padding: 1rem 2.5rem; font-size: 1.1rem; border-radius: var(--radius); width: 100%; max-width: 280px; }

/* ====== Alert ====== */
.alert {
    padding: .75rem 1rem; border-radius: 6px;
    margin-bottom: 1rem; font-size: .9rem;
}
.alert-error { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.alert-ok { background: #f0fdf4; color: #166534; border: 1px solid #bbf7d0; }

/* ====== Table ====== */
.table-wrapper { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { padding: .6rem .75rem; text-align: left; border-bottom: 1px solid var(--border); }
th { font-weight: 600; color: var(--text-muted); font-size: .8rem; text-transform: uppercase; }
.acciones-col { text-align: right; white-space: nowrap; }
.acciones-col form, .acciones-col .btn { display: inline-block; margin-left: .25rem; }
.fila-hoy { background: #f0fdf4; }

/* ====== Lists ====== */
.list { list-style: none; }
.list-item { border-bottom: 1px solid var(--border); }
.list-item a {
    display: block; padding: .75rem 1rem;
    text-decoration: none; color: var(--text);
    border-radius: 6px; transition: background .1s;
}
.list-item a:hover, .list-item.active a { background: #eff6ff; }
.list-item strong { display: block; font-size: .95rem; }
.list-item small { color: var(--text-muted); font-size: .8rem; }

/* ====== 2-col layout ====== */
.cards-2 {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 1.5rem;
    align-items: start;
}

/* ====== Fichaje card ====== */
.fichaje-card { text-align: center; }
.reloj { margin-bottom: 1rem; }
.reloj-hora { font-size: 3rem; font-weight: 700; letter-spacing: -.02em; }
.reloj-fecha { color: var(--text-muted); font-size: .95rem; }
.fichaje-estado {
    font-size: 1rem; font-weight: 600;
    padding: .5rem 1rem; border-radius: 6px;
    display: inline-flex; align-items: center; gap: .5rem;
    margin-bottom: 1.5rem;
}
.fichaje-estado-fuera { background: #fef2f2; color: #991b1b; }
.fichaje-estado-dentro { background: #f0fdf4; color: #166534; }
.fichaje-estado-completado { background: #eff6ff; color: #1e40af; }
.fichaje-estado-dentro .estado-icono { color: var(--success); animation: pulse 2s infinite; }
.fichaje-estado-fuera .estado-icono { color: var(--danger); }
.fichaje-estado-completado .estado-icono { color: var(--primary); }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .4; } }

.fichaje-acciones { margin-bottom: 1.5rem; display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.fichaje-info-hoy {
    display: flex; gap: 1.5rem; justify-content: center;
    flex-wrap: wrap;
    border-top: 1px solid var(--border); padding-top: 1rem;
}
.info-item { text-align: center; }
.info-label { display: block; font-size: .75rem; color: var(--text-muted); text-transform: uppercase; }
.info-valor { display: block; font-size: 1.1rem; font-weight: 700; }

/* ====== Dialog/Modal ====== */
dialog {
    border: none; border-radius: var(--radius); padding: 1.5rem;
    box-shadow: 0 10px 40px rgba(0,0,0,.15);
    max-width: 450px; width: 90%;
}
dialog::backdrop { background: rgba(0,0,0,.4); }
dialog h3 { margin-bottom: 1rem; }
.modal-actions { display: flex; gap: .5rem; justify-content: flex-end; margin-top: 1rem; }

/* ====== Empty state ====== */
.empty { color: var(--text-muted); text-align: center; padding: 2rem 0; font-size: .9rem; }

/* ====== Login form ====== */
.login-form { text-align: left; }
.login-form .form-group { margin-bottom: 1rem; }
.login-form .btn { margin-top: .5rem; }

/* ====== Forgot password ====== */
.btn-link {
    background: none; border: none; color: var(--text-muted);
    padding: .5rem; margin-top: .75rem; cursor: pointer;
    font-size: .85rem; text-decoration: underline;
}
.btn-link:hover { color: var(--primary); }
.btn-forgot { display: block; width: 100%; text-align: center; }
.popup-content { text-align: center; }
.popup-content p { margin-bottom: 1rem; font-size: .95rem; line-height: 1.5; }

/* ====== Form hints ====== */
.form-hint {
    font-size: .8rem; color: var(--text-muted); margin-bottom: .75rem;
    line-height: 1.4;
}
.form-hint em, .form-hint strong { color: var(--text); }

/* ====== Responsive ====== */
@media (max-width: 768px) {
    .cards-2 { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .form-grid-3 { grid-template-columns: 1fr 1fr; }
    .form-group-wide { grid-column: span 2; }
    .form-row-inline { flex-direction: column; }
    .form-row-inline .form-group { min-width: 100%; }
    .reloj-hora { font-size: 2.2rem; }
    .btn-fichar { max-width: 100%; }
    .fichaje-acciones { flex-direction: column; }
    .topbar-inner { padding: .5rem .75rem; }
    .topbar-brand { font-size: 1rem; }
    .card { padding: 1rem; }
    th, td { padding: .5rem; font-size: .8rem; }
    .acciones-col { display: flex; flex-wrap: wrap; gap: .25rem; }
    .login-card { padding: 2rem 1.25rem; }
}

@media (max-width: 480px) {
    .container { padding: 0 .5rem; margin-top: 1rem; }
    .form-grid-3 { grid-template-columns: 1fr; }
    .form-group-wide { grid-column: span 1; }
    table { font-size: .78rem; }
    th, td { padding: .4rem .35rem; }
    .reloj-hora { font-size: 1.8rem; }
    .topbar-user { gap: .4rem; font-size: .8rem; }
    .btn-sm { padding: .3rem .5rem; font-size: .75rem; }
}