:root {
    --bg-base: #09090b;
    --bg-surface: #18181b;
    --bg-surface-elevated: #27272a;
    --text-primary: #fafafa;
    --text-secondary: #a1a1aa;
    --border-subtle: #3f3f46;
    
    --impact-low: #10b981;    
    --impact-low-bg: rgba(16, 185, 129, 0.15);
    --impact-med: #f59e0b;    
    --impact-med-bg: rgba(245, 158, 11, 0.15);
    --impact-high: #ef4444;   
    --impact-high-bg: rgba(239, 68, 68, 0.15);

    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-base);
    color: var(--text-primary);
    padding-bottom: 80px;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(15px);
    animation: fadeInUp 0.5s var(--transition-smooth) forwards;
}

@keyframes fadeInUp { to { opacity: 1; transform: translateY(0); } }

@keyframes spin { to { transform: rotate(360deg); } }

@keyframes pulse-live {
    0% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.5); }
    70% { box-shadow: 0 0 0 8px rgba(239, 68, 68, 0); }
    100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

/* Navbar */
.app-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(24, 24, 27, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-subtle);
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h2 { font-weight: 800; letter-spacing: -0.5px; }
.logo .highlight { color: var(--impact-low); }

.nav-links { display: flex; gap: 20px; }
.nav-item {
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.95rem;
    position: relative;
    padding-bottom: 4px;
    transition: color var(--transition-fast);
    text-decoration: none;
}
.nav-item:hover, .nav-item.active { color: var(--text-primary); }
.nav-item::after {
    content: ''; position: absolute; bottom: 0; left: 0; width: 0%; height: 2px;
    background-color: var(--impact-low); transition: width var(--transition-smooth);
}
.nav-item.active::after { width: 100%; }

/* Glass Panel & Global Status */
.glass-panel {
    background: rgba(24, 24, 27, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border-subtle);
}

.global-status {
    display: flex; justify-content: space-between; align-items: center;
    padding: 20px; border-bottom: 1px solid var(--border-subtle);
}

.header-time h1 { font-size: 1.5rem; font-weight: 800; margin-bottom: 2px; }
.header-time p { font-size: 0.85rem; color: var(--text-secondary); text-transform: uppercase; font-weight: 600; letter-spacing: 0.5px;}

.live-impact { display: flex; flex-direction: column; align-items: flex-end; }
.live-impact span { font-size: 0.75rem; color: var(--text-secondary); text-transform: uppercase; font-weight: 700; }
.impact-badge-large {
    margin-top: 4px; padding: 6px 14px; border-radius: 20px;
    font-size: 1.25rem; font-weight: 800; background: var(--border-subtle);
    color: var(--text-primary); box-shadow: 0 4px 12px rgba(0,0,0,0.5);
    transition: background-color var(--transition-smooth), box-shadow var(--transition-smooth);
}

/* Layout */
.container { padding: 20px; max-width: 600px; margin: 0 auto; }
.section-title { font-size: 1.1rem; font-weight: 700; margin: 10px 0 16px; display: flex; align-items: center; gap: 8px; }

/* Hotel Stats */
.hotel-stats { display: flex; gap: 12px; margin-bottom: 24px; }
.stat-box {
    flex: 1; background: var(--bg-surface); border: 1px solid var(--border-subtle);
    border-radius: 16px; padding: 16px; display: flex; flex-direction: column; align-items: center;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}
.stat-label { font-size: 0.75rem; color: var(--text-secondary); text-transform: uppercase; font-weight: 700; }
.stat-value { font-size: 2rem; font-weight: 800; margin-top: 4px; }
.stat-arr { color: var(--impact-low); }
.stat-dep { color: var(--impact-med); }

/* Controls & Filters */
.controls-bar {
    padding: 16px; border-radius: 16px; border: 1px solid var(--border-subtle);
    margin-bottom: 24px; display: flex; flex-direction: column; gap: 12px;
}
.filter-input, .filter-select {
    width: 100%; background: var(--bg-surface-elevated); border: 1px solid var(--border-subtle);
    color: var(--text-primary); padding: 10px 14px; border-radius: 10px; outline: none;
    font-size: 0.95rem; transition: border-color var(--transition-fast);
}
.filter-input:focus, .filter-select:focus { border-color: var(--impact-low); }
.filter-group { display: flex; gap: 10px; align-items: center; }

/* View Toggles */
.view-toggles { display: flex; gap: 6px; }
.btn-toggle {
    background: var(--bg-surface-elevated); border: 1px solid var(--border-subtle); color: var(--text-secondary);
    padding: 8px; border-radius: 8px; cursor: pointer; transition: all var(--transition-fast); display: flex; align-items: center; justify-content: center;
}
.btn-toggle:hover, .btn-toggle.active { background: var(--border-subtle); color: var(--text-primary); }

/* Event Grid / List */
.full-calendar-container { 
    display: grid; 
    gap: 16px; 
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); 
}
.full-calendar-container.list-view { 
    grid-template-columns: 1fr; 
}

/* Calendar Grouping */
.calendar-date-header {
    grid-column: 1 / -1; 
    font-size: 0.95rem; font-weight: 700; color: var(--text-secondary); text-transform: uppercase;
    margin: 16px 0 4px; padding-bottom: 4px; border-bottom: 1px solid var(--border-subtle); display: flex; justify-content: space-between;
}
.header-hotel-stats { color: var(--text-primary); font-size: 0.8rem; }
.calendar-impact-pill { font-size: 0.75rem; font-weight: 700; padding: 4px 8px; border-radius: 6px; margin-top: 8px; display: inline-block; }


/* Cards */
.event-card {
    background: var(--bg-surface); border: 1px solid var(--border-subtle); border-radius: 16px;
    padding: 16px; position: relative; overflow: hidden;
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
    display: flex; flex-direction: column; gap: 12px;
}
.event-card:hover { transform: translateY(-3px); box-shadow: 0 8px 20px -5px rgba(0,0,0,0.4); border-color: #52525b; }

.event-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.event-title { margin: 0; font-size: 1.1rem; font-weight: 600; line-height: 1.3; }
.event-venue { margin: 6px 0 0; font-size: 0.85rem; color: var(--text-secondary); display: flex; align-items: center; gap: 4px; }
.event-time-main { font-size: 0.85rem; font-weight: 700; color: var(--text-primary); background: var(--bg-surface-elevated); padding: 6px 10px; border-radius: 8px; white-space: nowrap; }

/* Simulation Module */
.traffic-module { background: var(--bg-surface-elevated); border-radius: 12px; padding: 12px; margin-top: 4px; }
.traffic-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; font-size: 0.8rem; font-weight: 700; text-transform: uppercase; color: var(--text-secondary);}
.traffic-score { font-size: 1.25rem; font-weight: 800; transition: color var(--transition-fast); }

.progress-bar-bg { width: 100%; height: 6px; background: var(--bg-base); border-radius: 99px; overflow: hidden; }
.progress-bar-fill { height: 100%; width: 0%; border-radius: 99px; transition: width 1s linear, background-color 0.5s ease; }

.countdown { font-family: monospace; font-size: 0.85rem; color: var(--impact-med); margin-top: 4px; }
.badge-live { position: absolute; top: 16px; right: 16px; background: var(--impact-high); color: white; padding: 4px 10px; border-radius: 99px; font-size: 0.75rem; font-weight: 800; animation: pulse-live 2s infinite; }

.loading, .empty-state { text-align: center; padding: 40px 20px; color: var(--text-secondary); border-radius: 16px; border: 1px dashed var(--border-subtle); }
.spinner { display: inline-block; width: 24px; height: 24px; border: 3px solid var(--border-subtle); border-radius: 50%; border-top-color: var(--impact-low); animation: spin 1s ease-in-out infinite; margin-bottom: 12px; }
.hidden { display: none !important; }

/* --- ADMIN PORTAL STYLES --- */
.admin-form { display: flex; flex-direction: column; gap: 16px; }
.form-group { 
    display: flex; 
    flex-direction: column; 
    justify-content: flex-end; 
    gap: 6px; 
}
.form-group label { font-size: 0.85rem; font-weight: 600; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.5px; }
.form-row { display: flex; gap: 16px; }
.form-row .form-group { flex: 1; }

input[type="date"]::-webkit-calendar-picker-indicator,
input[type="time"]::-webkit-calendar-picker-indicator {
    filter: invert(1); cursor: pointer;
}

.btn-primary {
    background: var(--impact-low); color: var(--bg-base); font-size: 1.1rem;
    font-weight: 800; padding: 14px; border-radius: 12px; border: none;
    cursor: pointer; margin-top: 10px; transition: all var(--transition-fast);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4); }
.btn-primary:active { transform: translateY(0); }
.btn-primary:disabled { background: var(--border-subtle); color: var(--text-secondary); cursor: not-allowed; box-shadow: none; transform: none; }

.status-message { text-align: center; padding: 12px; border-radius: 8px; font-weight: 700; font-size: 0.9rem; }
.status-success { background: var(--impact-low-bg); color: var(--impact-low); border: 1px solid var(--impact-low); }
.status-error { background: var(--impact-high-bg); color: var(--impact-high); border: 1px solid var(--impact-high); }

/* --- LOGO STYLES & ANIMATIONS --- */
.logo, .logo:visited, .logo:active {
    text-decoration: none !important;
    color: var(--text-primary) !important;
    display: inline-block;
    transition: transform var(--transition-fast);
    cursor: pointer;
}

.logo h2 { 
    font-weight: 800; 
    letter-spacing: -0.5px; 
    margin: 0;
    color: var(--text-primary) !important; 
}

.logo:visited h2 {
    color: var(--text-primary) !important;
}

.logo .highlight, .logo:visited .highlight { 
    color: var(--impact-low) !important; 
    transition: text-shadow var(--transition-fast);
}

.logo:hover {
    transform: scale(1.04);
}

.logo:hover .highlight {
    text-shadow: 0 0 12px rgba(16, 185, 129, 0.6);
}

.logo:active {
    transform: scale(0.96);
}

/* --- FIX FOR IOS INPUT OVERFLOW --- */
input[type="date"].filter-input, 
input[type="time"].filter-input {
    -webkit-appearance: none;
    appearance: none;
    display: block;
    width: 100%;
    max-width: 100%;
    min-height: 42px; 
}

.form-row .form-group {
    min-width: 0; 
}

.filter-input, .filter-select {
    -webkit-appearance: none;
    appearance: none;
    display: block;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box; 
}

.form-row {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    gap: 12px;
    width: 100%;
}

.form-row .form-group {
    flex: 1 1 50%;
    min-width: 0;
}

.form-group label {
    white-space: normal;
    word-wrap: break-word;
    line-height: 1.3;
    display: block;
}

.event-time-main.hide-on-active {
    display: none !important;
}

.badge-live {
    z-index: 10;
}

/* --- SHIFT NOTE STYLING --- */
.shift-note-container {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.4);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.shift-note-header {
    color: #ef4444;
    font-size: 0.8rem;
    text-transform: uppercase;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 6px;
}
.shift-note-body {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.4;
}

/* --- WEATHER EFFECTS --- */
body.weather-rain::before {
    content: "";
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    z-index: -1;
    pointer-events: none;
    /* Encoded SVG of scattered purple vertical lines */
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Crect x='20' y='10' width='2' height='30' fill='rgba(139, 92, 246, 0.2)'/%3E%3Crect x='70' y='80' width='1' height='20' fill='rgba(139, 92, 246, 0.15)'/%3E%3Crect x='120' y='30' width='1.5' height='25' fill='rgba(139, 92, 246, 0.25)'/%3E%3Crect x='170' y='140' width='2' height='40' fill='rgba(139, 92, 246, 0.1)'/%3E%3Crect x='40' y='150' width='1' height='20' fill='rgba(139, 92, 246, 0.2)'/%3E%3Crect x='90' y='10' width='1.5' height='35' fill='rgba(139, 92, 246, 0.15)'/%3E%3Crect x='150' y='90' width='1' height='15' fill='rgba(139, 92, 246, 0.2)'/%3E%3C/svg%3E");
    animation: rainFall 0.6s linear infinite;
}

@keyframes rainFall {
    from { background-position: 0 -200px; } /* Matches SVG height for a perfect loop */
    to { background-position: 0 0; }
}

/* --- WEATHER EFFECTS --- */
body.weather-rain::before,
body.weather-storm::before {
    content: "";
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    z-index: -1;
    pointer-events: none;
}

/* Rain Effect (Parallax Layers) */
body.weather-rain::before {
    background-image: 
        /* Foreground (Large, Fast) */
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='250' height='250'%3E%3Crect x='30' y='10' width='2' height='40' fill='rgba(139, 92, 246, 0.3)'/%3E%3Crect x='110' y='80' width='1.5' height='30' fill='rgba(139, 92, 246, 0.2)'/%3E%3Crect x='200' y='150' width='2' height='45' fill='rgba(139, 92, 246, 0.25)'/%3E%3Crect x='50' y='190' width='1.5' height='35' fill='rgba(139, 92, 246, 0.15)'/%3E%3C/svg%3E"),
        /* Midground (Medium) */
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='150' height='150'%3E%3Crect x='20' y='50' width='1' height='20' fill='rgba(139, 92, 246, 0.15)'/%3E%3Crect x='75' y='10' width='1' height='25' fill='rgba(139, 92, 246, 0.2)'/%3E%3Crect x='130' y='90' width='1.5' height='15' fill='rgba(139, 92, 246, 0.1)'/%3E%3Crect x='100' y='120' width='1' height='22' fill='rgba(139, 92, 246, 0.15)'/%3E%3C/svg%3E"),
        /* Background (Small, Slow) */
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100'%3E%3Crect x='10' y='10' width='0.5' height='10' fill='rgba(139, 92, 246, 0.1)'/%3E%3Crect x='45' y='60' width='1' height='12' fill='rgba(139, 92, 246, 0.05)'/%3E%3Crect x='80' y='30' width='0.5' height='15' fill='rgba(139, 92, 246, 0.1)'/%3E%3Crect x='30' y='80' width='0.5' height='8' fill='rgba(139, 92, 246, 0.08)'/%3E%3C/svg%3E");
    background-size: 250px 250px, 150px 150px, 100px 100px;
    animation: rainFallParallax 0.7s linear infinite;
}

/* Storm Effect (Heavier, Faster Parallax + Lightning) */
body.weather-storm {
    animation: lightningFlash 15s infinite; 
}

body.weather-storm::before {
    background-image: 
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='250' height='250'%3E%3Crect x='30' y='10' width='2.5' height='50' fill='rgba(139, 92, 246, 0.4)'/%3E%3Crect x='110' y='80' width='2' height='40' fill='rgba(139, 92, 246, 0.3)'/%3E%3Crect x='200' y='150' width='2.5' height='55' fill='rgba(139, 92, 246, 0.35)'/%3E%3Crect x='50' y='190' width='2' height='45' fill='rgba(139, 92, 246, 0.25)'/%3E%3C/svg%3E"),
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='150' height='150'%3E%3Crect x='20' y='50' width='1.5' height='30' fill='rgba(139, 92, 246, 0.25)'/%3E%3Crect x='75' y='10' width='1.5' height='35' fill='rgba(139, 92, 246, 0.3)'/%3E%3Crect x='130' y='90' width='2' height='25' fill='rgba(139, 92, 246, 0.2)'/%3E%3Crect x='100' y='120' width='1.5' height='32' fill='rgba(139, 92, 246, 0.25)'/%3E%3C/svg%3E"),
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100'%3E%3Crect x='10' y='10' width='1' height='15' fill='rgba(139, 92, 246, 0.2)'/%3E%3Crect x='45' y='60' width='1.5' height='18' fill='rgba(139, 92, 246, 0.15)'/%3E%3Crect x='80' y='30' width='1' height='20' fill='rgba(139, 92, 246, 0.2)'/%3E%3Crect x='30' y='80' width='1' height='12' fill='rgba(139, 92, 246, 0.18)'/%3E%3C/svg%3E");
    background-size: 250px 250px, 150px 150px, 100px 100px;
    animation: rainFallParallax 0.35s linear infinite;
}

@keyframes rainFallParallax {
    from { background-position: 0 0, 0 0, 0 0; }
    to { background-position: 0 250px, 0 150px, 0 100px; }
}

@keyframes lightningFlash {
    0% { background-color: var(--bg-base); }
    1% { background-color: rgba(255, 255, 255, 0.2); } 
    2% { background-color: var(--bg-base); }
    2.5% { background-color: rgba(255, 255, 255, 0.1); } 
    3% { background-color: var(--bg-base); }
    100% { background-color: var(--bg-base); }
}