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ARCHIVO 1/2: /www/wwwroot/checkin.takinoko/index.css
ESTADO: Entrega Completa (Bloque Único)
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/* ==========================================================================
   index.css - Portal de Check-in Takinoko (Maquetación y Tarjeta Principal)
   ========================================================================== */

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body.portal-body {
    background: #f1f5f9;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    max-width: 100% !important;
    margin: 0;
    padding: 16px;
    color: #0f172a;
}

.portal-card {
    background: #ffffff;
    width: 100%;
    max-width: 440px;
    border-radius: 18px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    padding: 32px 24px;
    border: 1px solid #e2e8f0;
}

/* Barra de Idiomas */
.lang-bar {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-bottom: 22px;
    align-items: center;
}

.lang-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 52px;
    height: 42px;
    padding: 0 12px;
    font-size: 13.5px;
    font-weight: 700;
    text-decoration: none;
    border-radius: 10px;
    color: #475569;
    background: #f8fafc;
    border: 1.5px solid #cbd5e1;
    transition: all 0.15s ease;
    -webkit-tap-highlight-color: transparent;
    cursor: pointer;
}

.lang-btn:active {
    transform: scale(0.95);
}

.lang-btn.active {
    color: #ffffff;
    background: #0284c7;
    border-color: #0284c7;
    box-shadow: 0 2px 8px rgba(2, 132, 199, 0.35);
}

.lang-btn-more {
    background: #f1f5f9;
    color: #0369a1;
    border-color: #bae6fd;
    font-size: 17px;
    padding: 0 10px;
}

/* Encabezados y Formularios */
.header {
    text-align: center;
    margin-bottom: 22px;
}

.header h1 {
    font-size: 22px;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 6px;
}

.header p {
    font-size: 14px;
    color: #64748b;
    line-height: 1.45;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: #334155;
    margin-bottom: 8px;
}

/* Formulario Interactivo (Zero-Reading) */
.form-control-main {
    width: 100%;
    height: 56px;
    padding: 12px 16px;
    font-size: 18px;
    font-weight: 700;
    border: 2px solid #cbd5e1;
    border-radius: 12px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    text-transform: uppercase;
    text-align: center;
    background: #ffffff;
    color: #0f172a;
}

.form-control-main:focus {
    border-color: #0284c7;
    box-shadow: 0 0 0 4px rgba(2, 132, 199, 0.15);
}

/* Pines Ocultos */
.pin-inputs-wrapper {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin: 18px 0;
}

.pin-digit-box {
    width: 60px;
    height: 68px;
    text-align: center;
    font-size: 32px;
    font-weight: 800;
    border: 2px solid #cbd5e1;
    border-radius: 14px;
    background: #f8fafc;
    color: #0f172a;
    outline: none;
    transition: all 0.2s;
    caret-color: transparent;
}

.pin-digit-box:focus {
    border-color: #0284c7;
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.2);
}

.btn-submit {
    width: 100%;
    min-height: 50px;
    padding: 14px;
    background: #0284c7;
    color: #ffffff;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    box-shadow: 0 2px 6px rgba(2, 132, 199, 0.3);
    transition: all 0.2s ease;
}

.btn-submit:active {
    transform: scale(0.98);
}

.btn-submit:disabled {
    background: #94a3b8;
    cursor: not-allowed;
    opacity: 0.7;
    box-shadow: none;
}

.btn-cancel {
    width: 100%;
    background: none;
    border: none;
    font-size: 13px;
    color: #64748b;
    font-weight: 600;
    cursor: pointer;
    padding: 10px;
    margin-top: 6px;
}

.btn-link-help {
    background: none;
    border: none;
    font-size: 13px;
    color: #0284c7;
    font-weight: 700;
    cursor: pointer;
    text-decoration: underline;
    margin-top: 12px;
    display: inline-block;
}

.badge-secure {
    display: inline-block;
    background: #fef3c7;
    color: #92400e;
    font-size: 12px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 20px;
    margin-bottom: 12px;
}

/* Selector OTA "Zero-Reading" */
.ota-buttons-row {
    display: flex;
    gap: 8px;
    justify-content: center;
}

.ota-brand-btn {
    flex: 1;
    padding: 12px 4px;
    border-radius: 10px;
    border: 1.5px solid #cbd5e1;
    background: #fff;
    font-weight: 700;
    font-size: 13px;
    color: #334155;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-airbnb.active { background: #FF5A5F; color: #fff; border-color: #FF5A5F; }
.btn-booking.active { background: #003580; color: #fff; border-color: #003580; }
.btn-agoda.active { background: #5392F9; color: #fff; border-color: #5392F9; }

/* Alertas y Pie */
.alert-error {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #991b1b;
    padding: 12px;
    border-radius: 8px;
    font-size: 13px;
    margin-bottom: 16px;
    line-height: 1.4;
}

.footer-note {
    margin-top: 24px;
    text-align: center;
    font-size: 12px;
    color: #94a3b8;
}

/* Tarjeta Informativa de Llegada Segura / SOS en Puerta */
.arrival-hint-card {
    background: #fef2f2;
    border: 1.5px dashed #fca5a5;
    border-radius: 12px;
    padding: 14px;
    margin-top: 20px;
    text-align: left;
}

.arrival-hint-title {
    font-size: 13px;
    font-weight: 800;
    color: #991b1b;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.arrival-hint-text {
    font-size: 12.5px;
    color: #7f1d1d;
    line-height: 1.5;
    margin: 0;
}