/* ===================================================
   PC Hotelería — Premium UI Extensions
   Glassmorphism, Animations, Advanced UI
   =================================================== */

/* ── Keyframes ──────────────────────────────────── */
@keyframes fadeInSlideUp {
    0% { opacity: 0; transform: translateY(20px); }
    100% { opacity: 1; transform: translateY(0); }
}

@keyframes pulseGlow {
    0% { box-shadow: 0 0 0 0 rgba(192, 57, 43, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(192, 57, 43, 0); }
    100% { box-shadow: 0 0 0 0 rgba(192, 57, 43, 0); }
}

@keyframes glassShimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* ── Base Enhancements ──────────────────────────── */
body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ── Premium Buttons ────────────────────────────── */
.btn {
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 300%;
    height: 300%;
    background: rgba(255,255,255,0.1);
    transform: translate(-50%, -50%) scale(0);
    border-radius: 50%;
    transition: transform 0.5s;
}

.btn:active::after {
    transform: translate(-50%, -50%) scale(1);
    transition: 0s;
}

.btn-primary {
    background: linear-gradient(135deg, #c0392b 0%, #e74c3c 100%);
    box-shadow: 0 4px 15px rgba(192, 57, 43, 0.3);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(192, 57, 43, 0.45);
    background: linear-gradient(135deg, #a93226 0%, #c0392b 100%);
}

.btn-secondary {
    background: rgba(255,255,255,0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(0,0,0,0.1);
}

.btn-secondary:hover {
    background: rgba(255,255,255,1);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

/* ── Glassmorphism Modals & Drawers ─────────────── */
.modal-overlay,
.side-drawer-overlay {
    background: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.modal,
.side-drawer {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.4);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.3);
}

.modal {
    border-radius: 24px;
    animation: fadeInSlideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.side-drawer {
    border-radius: 24px 0 0 24px;
    border-right: none;
}

.modal-header,
.side-drawer-header {
    background: transparent;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

/* ── Floating Inputs ────────────────────────────── */
.form-group.floating {
    position: relative;
    margin-bottom: 24px;
}

.form-group.floating .form-input,
.form-group.floating .form-select {
    height: 56px;
    padding: 24px 16px 8px;
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 12px;
    font-size: 15px;
    font-weight: 500;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.form-group.floating .form-input:focus,
.form-group.floating .form-select:focus {
    background: #fff;
    border-color: var(--red-600);
    box-shadow: 0 0 0 4px rgba(192, 57, 43, 0.1);
}

.form-group.floating label {
    position: absolute;
    top: 18px;
    left: 16px;
    font-size: 14px;
    color: var(--text-secondary);
    pointer-events: none;
    transition: all 0.2s ease;
    font-weight: 500;
}

.form-group.floating .form-input:focus ~ label,
.form-group.floating .form-input:not(:placeholder-shown) ~ label,
.form-group.floating .form-select:focus ~ label,
.form-group.floating .form-select:not([value=""]) ~ label {
    top: 6px;
    font-size: 11px;
    color: var(--red-600);
    font-weight: 700;
}

/* ── Premium Cards & Tickets ────────────────────── */
.premium-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.8);
    border-radius: 24px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
    overflow: hidden;
    position: relative;
}

.premium-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; height: 4px;
    background: linear-gradient(90deg, #c0392b, #e74c3c, #ff6b6b);
}

.animated-ticket {
    animation: fadeInSlideUp 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
    transform-origin: top center;
}

.bed-card-pro {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255,255,255,0.9);
    box-shadow: 0 4px 15px rgba(0,0,0,0.03);
    border-radius: 16px;
    padding: 16px;
    transition: transform 0.3s;
}

.bed-card-pro:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.08);
}

/* ── Delete Modal Fix ───────────────────────────── */
#delete-req-modal {
    align-items: center !important;
    justify-content: center !important;
}

#delete-req-modal .modal {
    margin: 0 auto !important;
    max-height: 85vh;
    overflow-y: auto;
}