/* ============================================
   Reserva express - Hostal NANA
   Estética alineada con el portal del huésped
   ============================================ */

:root {
    --primary: #667eea;
    --primary-dark: #764ba2;
    --green: #10b981;
    --green-dark: #059669;
    --blue: #4facfe;
    --bg: transparent;
    --card: rgba(15, 23, 42, 0.50);
    --card-border: rgba(255, 255, 255, 0.08);
    --text: #f1f5f9;
    --text-secondary: rgba(255, 255, 255, 0.65);
    --text-muted: rgba(255, 255, 255, 0.4);
    --border: rgba(255, 255, 255, 0.12);
    --border-light: rgba(255, 255, 255, 0.06);
    --error: #f87171;
    --warning: #fbbf24;
    --success: #34d399;
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 15px 30px rgba(0, 0, 0, 0.3);
    --radius: 16px;
    --radius-lg: 24px;
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --blur: blur(10px) saturate(180%);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #0f172a;
    color: var(--text);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    position: relative;
}

/* Foto de fondo: hostal por defecto, o la habitación seleccionada (var --bg-image desde JS) */
body::before {
    content: '';
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image: var(--bg-image, url('https://ww.hostalnana.com/img/hero-bg.jpg'));
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    opacity: 0.85;
    z-index: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

/* Velo morado para legibilidad sobre la foto */
body::after {
    content: '';
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background:
        linear-gradient(180deg, rgba(15, 23, 42, 0.65) 0%, rgba(15, 23, 42, 0.35) 30%, rgba(15, 23, 42, 0.35) 70%, rgba(15, 23, 42, 0.65) 100%),
        linear-gradient(135deg, rgba(102, 126, 234, 0.20) 0%, rgba(118, 75, 162, 0.25) 100%);
    z-index: 0;
    pointer-events: none;
}

.wrap {
    max-width: 600px;
    margin: 0 auto;
    padding: 16px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 1;
}

/* ---- HEADER ---- */
/* Estilos idénticos al header del portal del huésped */
.hdr {
    text-align: center;
    padding: 28px 0 12px;
}
.hdr .logo-img {
    height: 60px;
    width: auto;
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.4));
    margin-bottom: 6px;
}
.hdr .logo-text {
    font-size: 0.75rem;
    font-weight: 600;
    color: #FBBF24;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-shadow: 0 0 12px rgba(251, 191, 36, 0.35);
}

/* ---- SCREEN (card) ---- */
.screen {
    background: var(--card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: 28px 24px;
    backdrop-filter: var(--blur);
    border: 1px solid var(--card-border);
    animation: fadeSlideUp 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    margin-bottom: 16px;
}
.screen.hidden { display: none; }

@keyframes fadeSlideUp {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

h2 {
    margin: 0 0 8px;
    font-size: 1.4rem;
    font-weight: 700;
    color: #fff;
}
.lead {
    margin: 0 0 18px;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ---- FORM INPUTS ---- */
form label {
    display: block;
    margin-bottom: 14px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}
form input,
form select {
    width: 100%;
    padding: 14px 16px;
    margin-top: 6px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    font-size: 16px;
    background: rgba(255, 255, 255, 0.06);
    color: var(--text);
    transition: var(--transition);
    font-family: inherit;
    text-transform: none;
    letter-spacing: normal;
}
form input::placeholder { color: var(--text-muted); }
form input:focus,
form select:focus {
    border-color: var(--primary);
    outline: none;
    background: rgba(255, 255, 255, 0.10);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.18);
}

/* CRÍTICO: dropdown nativo en tema oscuro — sin esto sale blanco sobre blanco */
form select option,
form select optgroup {
    background-color: #1f2937;
    color: #f1f5f9;
}
form select optgroup {
    font-weight: 700;
    color: var(--primary);
}

/* ---- ROOM TYPE CARDS ---- */
.types-grid {
    display: grid;
    gap: 12px;
    margin: 18px 0 8px;
}
.type-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 16px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 12px;
}
.type-left {
    flex: 1;
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 12px;
}
.type-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
    flex-shrink: 0;
}
.type-card:hover {
    background: rgba(102, 126, 234, 0.12);
    border-color: var(--primary);
    transform: translateY(-1px);
}
.type-card.selected {
    background: rgba(102, 126, 234, 0.18);
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.25);
}
.type-card.is-deal {
    position: relative;
    border-color: rgba(251, 191, 36, 0.45);
}
.type-card.is-deal:not(.selected) {
    background: rgba(251, 191, 36, 0.06);
}
.deal-badge {
    position: absolute;
    top: -10px;
    right: 14px;
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    color: #1f2937;
    padding: 3px 10px;
    border-radius: 9999px;
    font-size: 0.65rem;
    font-weight: 800;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 12px rgba(251, 191, 36, 0.4);
}
.type-emoji {
    font-size: 28px;
    flex-shrink: 0;
}
.type-body {
    flex: 1;
    min-width: 0;
}
.type-label {
    font-size: 1.05rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 2px;
}
.type-meta {
    font-size: 0.85rem;
    color: var(--text-secondary);
}
.type-price {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--success);
    white-space: nowrap;
}
.type-price small {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--text-secondary);
    display: block;
    margin-top: 2px;
}

/* ---- STEPPER ---- */
.type-stepper {
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: flex-end;
}
.stepper-btn {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    border: 1.5px solid var(--border);
    background: rgba(255, 255, 255, 0.06);
    color: var(--text);
    font-size: 1.2rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.stepper-btn:hover:not(:disabled) {
    background: rgba(102, 126, 234, 0.20);
    border-color: var(--primary);
    color: white;
}
.stepper-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}
.stepper-value {
    min-width: 24px;
    text-align: center;
    font-size: 1.15rem;
    font-weight: 700;
    color: white;
}

/* ---- TOTAL SUMMARY ---- */
.total-summary {
    background: rgba(102, 126, 234, 0.10);
    border: 1px solid rgba(102, 126, 234, 0.25);
    border-radius: var(--radius);
    padding: 14px 18px;
    margin: 16px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.total-summary.empty { display: none; }
.total-summary .total-meta {
    font-size: 0.85rem;
    color: var(--text-secondary);
}
.total-summary .total-price {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--success);
}

/* ---- DATES INFO ---- */
.dates {
    background: rgba(16, 185, 129, 0.10);
    color: var(--success);
    padding: 10px 14px;
    border-radius: 10px;
    font-size: 0.85rem;
    margin: 14px 0;
    border: 1px solid rgba(16, 185, 129, 0.18);
}

/* ---- BUTTONS ---- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px 24px;
    border: none;
    border-radius: var(--radius);
    font-family: inherit;
    font-weight: 600;
    font-size: 1.05rem;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    width: 100%;
    text-align: center;
}
.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}
.btn-primary {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    box-shadow: 0 4px 14px rgba(102, 126, 234, 0.4);
}
.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.5);
}
.btn-secondary {
    background: rgba(255, 255, 255, 0.10);
    color: var(--text);
    border: 1px solid var(--border);
}
.btn-secondary:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.15);
}
.btn-whatsapp {
    background: linear-gradient(135deg, #25d366, #128c7e);
    color: white;
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3);
}

.cta-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin: 18px 0 8px;
}

/* ---- ALT LINKS ---- */
.alt-links {
    display: flex;
    gap: 10px;
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid var(--border-light);
    flex-wrap: wrap;
    justify-content: center;
}
.alt-link {
    flex: 1;
    min-width: 140px;
    text-align: center;
    padding: 10px 14px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition);
}
.alt-link:hover {
    background: rgba(102, 126, 234, 0.12);
    border-color: var(--primary);
    color: white;
    transform: translateY(-1px);
}

/* ---- MISC ---- */
.emoji-big {
    font-size: 56px;
    text-align: center;
    margin-bottom: 14px;
}
.footnote {
    margin-top: 14px;
    color: var(--text-muted);
    font-size: 0.8rem;
    text-align: center;
}
.spinner {
    width: 36px;
    height: 36px;
    border: 4px solid rgba(255, 255, 255, 0.12);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 16px auto;
}
@keyframes spin { to { transform: rotate(360deg); } }
#screen-loading {
    text-align: center;
    color: var(--text-secondary);
}

@media (max-width: 480px) {
    .screen { padding: 22px 18px; }
    .hdr { padding: 22px 0 10px; }
    .hdr .logo-img { height: 50px; }
    .type-emoji { font-size: 24px; }
    .type-label { font-size: 1rem; }
    .type-price { font-size: 1.15rem; }
}