/* ========================================
   Summit Portal - 미니멀 날씨 배경 UI
   Ambient Weather Effects + Minimal Design
   ======================================== */

/* CSS Variables */
:root {
    /* Colors */
    --color-white: #ffffff;
    --color-black: #000000;
    --color-text-dark: #1e293b;
    --color-text-muted: #64748b;
    --color-text-light: rgba(255, 255, 255, 0.95);
    --color-text-light-muted: rgba(255, 255, 255, 0.7);

    /* Status Colors */
    --color-good: #22c55e;
    --color-normal: #3b82f6;
    --color-warning: #f59e0b;
    --color-bad: #ef4444;
    --color-gray: #9ca3af;

    /* Gradients */
    --gradient-good: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
    --gradient-normal: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    --gradient-warning: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    --gradient-bad: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;

    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;

    /* Typography */
    --font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-md: 1rem;
    --font-size-lg: 1.25rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.1);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
}

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

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* ========================================
   Weather Background System
   ======================================== */
.weather-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    transition: background var(--transition-slow);
}

.weather-effect {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

/* 낮 - 밝은 배경 */
.time-day .weather-bg {
    background: linear-gradient(180deg, #87CEEB 0%, #E0F4FF 50%, #f0f9ff 100%);
}

.time-morning .weather-bg {
    background: linear-gradient(180deg, #ffecd2 0%, #fcb69f 30%, #ffecd2 100%);
}

.time-evening .weather-bg {
    background: linear-gradient(180deg, #ff9a9e 0%, #fecfef 50%, #ffecd2 100%);
}

/* 밤 - 어두운 배경 */
.time-night .weather-bg {
    background: linear-gradient(180deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
}

/* 흐림 */
.weather-cloudy .weather-bg {
    background: linear-gradient(180deg, #a8b4c4 0%, #bdc3c7 50%, #d5dbe3 100%);
}

.weather-cloudy.time-night .weather-bg {
    background: linear-gradient(180deg, #2c3e50 0%, #34495e 50%, #2c3e50 100%);
}

/* 비 - 회색빛 배경 + 빗방울 효과 */
.weather-rainy .weather-bg {
    background: linear-gradient(180deg, #616d7e 0%, #4a5568 50%, #2d3748 100%);
}

.weather-rainy .weather-effect::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 2px 3px at 10% 20%, rgba(255, 255, 255, 0.4) 0%, transparent 100%),
        radial-gradient(ellipse 3px 5px at 25% 35%, rgba(255, 255, 255, 0.3) 0%, transparent 100%),
        radial-gradient(ellipse 2px 4px at 40% 15%, rgba(255, 255, 255, 0.35) 0%, transparent 100%),
        radial-gradient(ellipse 4px 6px at 55% 45%, rgba(255, 255, 255, 0.25) 0%, transparent 100%),
        radial-gradient(ellipse 2px 3px at 70% 25%, rgba(255, 255, 255, 0.4) 0%, transparent 100%),
        radial-gradient(ellipse 3px 4px at 85% 55%, rgba(255, 255, 255, 0.3) 0%, transparent 100%),
        radial-gradient(ellipse 2px 5px at 15% 65%, rgba(255, 255, 255, 0.35) 0%, transparent 100%),
        radial-gradient(ellipse 3px 4px at 30% 80%, rgba(255, 255, 255, 0.25) 0%, transparent 100%),
        radial-gradient(ellipse 2px 3px at 50% 70%, rgba(255, 255, 255, 0.4) 0%, transparent 100%),
        radial-gradient(ellipse 4px 5px at 65% 85%, rgba(255, 255, 255, 0.3) 0%, transparent 100%),
        radial-gradient(ellipse 2px 4px at 80% 75%, rgba(255, 255, 255, 0.35) 0%, transparent 100%),
        radial-gradient(ellipse 3px 5px at 95% 40%, rgba(255, 255, 255, 0.25) 0%, transparent 100%);
    animation: raindrops 8s linear infinite;
    opacity: 0.7;
}

@keyframes raindrops {

    0%,
    100% {
        opacity: 0.5;
        transform: translateY(0);
    }

    50% {
        opacity: 0.8;
        transform: translateY(5px);
    }
}

/* 비 내리는 효과 (줄무늬) */
.weather-rainy .weather-effect::after {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(90deg,
            transparent,
            transparent 10px,
            rgba(255, 255, 255, 0.03) 10px,
            rgba(255, 255, 255, 0.03) 11px);
    animation: rain-fall 0.5s linear infinite;
}

@keyframes rain-fall {
    0% {
        transform: translateY(-100%) translateX(-10px);
    }

    100% {
        transform: translateY(100%) translateX(10px);
    }
}

/* 눈 - 밝은 회색 배경 + 눈 효과 */
.weather-snowy .weather-bg {
    background: linear-gradient(180deg, #e8ecf1 0%, #d1d8e0 50%, #bdc3c7 100%);
}

.weather-snowy.time-night .weather-bg {
    background: linear-gradient(180deg, #34495e 0%, #4a5568 50%, #5a6572 100%);
}

/* 눈 내리는 효과 */
.weather-snowy .weather-effect {
    background-image:
        radial-gradient(4px 4px at 20% 30%, rgba(255, 255, 255, 0.9) 50%, transparent 50%),
        radial-gradient(3px 3px at 40% 70%, rgba(255, 255, 255, 0.8) 50%, transparent 50%),
        radial-gradient(5px 5px at 60% 20%, rgba(255, 255, 255, 0.7) 50%, transparent 50%),
        radial-gradient(4px 4px at 80% 50%, rgba(255, 255, 255, 0.9) 50%, transparent 50%),
        radial-gradient(3px 3px at 10% 80%, rgba(255, 255, 255, 0.8) 50%, transparent 50%),
        radial-gradient(6px 6px at 90% 10%, rgba(255, 255, 255, 0.7) 50%, transparent 50%);
    background-size: 100px 100px;
    animation: snow-fall 15s linear infinite;
}

@keyframes snow-fall {
    0% {
        transform: translateY(-100px) translateX(0);
    }

    100% {
        transform: translateY(calc(100vh + 100px)) translateX(50px);
    }
}

/* ========================================
   App Container
   ======================================== */
.app {
    max-width: 480px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    padding-bottom: calc(var(--space-xl) + env(safe-area-inset-bottom));
    min-height: 100vh;
    position: relative;
}

/* ========================================
   Top Bar (미니멀 상단)
   ======================================== */
.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) 0;
    color: var(--color-text-light);
}

.time-day .top-bar,
.time-morning .top-bar {
    color: var(--color-text-dark);
}

.top-left,
.top-right {
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.top-center {
    font-size: var(--font-size-xl);
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.top-weather {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

/* ========================================
   Apartment Header
   ======================================== */
.apartment-header {
    text-align: center;
    padding: var(--space-xl) 0;
    color: var(--color-text-light);
}

.time-day .apartment-header,
.time-morning .apartment-header {
    color: var(--color-text-dark);
}

.apartment-name {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    margin-bottom: var(--space-xs);
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.time-day .apartment-name,
.time-morning .apartment-name {
    text-shadow: 0 2px 8px rgba(255, 255, 255, 0.5);
}

.apartment-subtitle {
    font-size: var(--font-size-md);
    opacity: 0.8;
}

/* ========================================
   Air Status (미세미세 스타일)
   ======================================== */
.air-status {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.air-face {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-md);
    border-radius: var(--radius-xl);
    min-width: 80px;
    transition: transform var(--transition-fast);
}

.air-face:hover {
    transform: scale(1.05);
}

.air-emoji {
    font-size: 2.5rem;
    line-height: 1;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.air-label {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: inherit;
    opacity: 0.9;
}

/* 상태별 스타일 */
.air-face.good {
    background: linear-gradient(145deg, #22c55e 0%, #16a34a 100%);
    color: white;
}

.air-face.normal {
    background: linear-gradient(145deg, #3b82f6 0%, #2563eb 100%);
    color: white;
}

.air-face.bad {
    background: linear-gradient(145deg, #f59e0b 0%, #d97706 100%);
    color: white;
}

.air-face.veryBad {
    background: linear-gradient(145deg, #ef4444 0%, #dc2626 100%);
    color: white;
}

/* ========================================
   Dashboard & Cards
   ======================================== */
.dashboard {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    box-shadow: var(--shadow-glass);
    animation: fadeInUp 0.5s ease-out forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.card-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.card-icon {
    font-size: 1.5rem;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    border-radius: var(--radius-md);
}

.card-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    flex: 1;
    color: var(--color-text-dark);
}

.card-badge {
    font-size: var(--font-size-xs);
    font-weight: 600;
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
}

/* EV Charging Card */
.ev-summary {
    text-align: center;
    padding: var(--space-xl);
    background: linear-gradient(145deg, #f0fdf4 0%, #dcfce7 100%);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-md);
    border: 1px solid #bbf7d0;
}

.ev-count {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: var(--space-sm);
}

.ev-available {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    background: var(--gradient-good);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.ev-separator {
    font-size: var(--font-size-xl);
    color: var(--color-text-muted);
}

.ev-total {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-text-muted);
}

.ev-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-left: var(--space-sm);
}

.ev-details {
    display: flex;
    justify-content: center;
}

.ev-type {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) var(--space-lg);
    background: linear-gradient(145deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: var(--radius-xl);
    border: 1px solid #e2e8f0;
}

.ev-type-label {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-muted);
}

.ev-type-count {
    font-weight: 700;
    color: var(--color-text-dark);
}

/* EV Charger Details */
.ev-charger-details {
    margin-top: var(--space-lg);
}

.ev-location-group {
    margin-bottom: var(--space-md);
    background: linear-gradient(145deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid #e2e8f0;
}

.ev-location-group:last-child {
    margin-bottom: 0;
}

.ev-location-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.8);
    border-bottom: 1px solid #e2e8f0;
}

.ev-location-name {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-dark);
}

.ev-location-count {
    font-size: var(--font-size-xs);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-xl);
    font-weight: 700;
}

.ev-location-count.available {
    background: linear-gradient(135deg, #dcfce7 0%, #bbf7d0 100%);
    color: #16a34a;
}

.ev-location-count.full {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    color: #dc2626;
}

.ev-charger-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
    padding: var(--space-sm);
}

.ev-charger-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    text-align: center;
    background: white;
    border: 1px solid #e2e8f0;
}

.ev-charger-item.available {
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    border-color: #86efac;
}

.ev-charger-item.charging {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    border-color: #cbd5e1;
}

.ev-charger-item.offline,
.ev-charger-item.stopped,
.ev-charger-item.checking,
.ev-charger-item.unknown {
    background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
    border-color: #d1d5db;
    opacity: 0.7;
}

.ev-charger-id {
    font-weight: 700;
    color: var(--color-text-dark);
    margin-bottom: 2px;
}

.ev-charger-status {
    color: var(--color-text-muted);
    font-size: 0.7rem;
}

/* Footer */
.footer {
    text-align: center;
    padding: var(--space-xl) 0;
}

.footer-update {
    font-size: var(--font-size-xs);
    color: var(--color-text-light-muted);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    display: inline-block;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-xl);
}

.time-day .footer-update,
.time-morning .footer-update {
    color: var(--color-text-muted);
    background: rgba(0, 0, 0, 0.1);
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    inset: 0;
    background: linear-gradient(180deg, #667eea 0%, #764ba2 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 1;
    transition: opacity var(--transition-slow);
}

.loading-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-spinner {
    width: 56px;
    height: 56px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.loading-text {
    margin-top: var(--space-lg);
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

/* Toast */
.toast {
    position: fixed;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: white;
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    box-shadow: var(--shadow-md);
    opacity: 0;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
    z-index: 1001;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.toast-error {
    border-left: 4px solid var(--color-bad);
}

/* Responsive */
@media (min-width: 600px) {
    .app {
        max-width: 560px;
        padding: 0 var(--space-xl);
    }

    .apartment-name {
        font-size: 2.5rem;
    }
}

@media (min-width: 768px) {
    .app {
        max-width: 720px;
    }

    .ev-charger-list {
        grid-template-columns: repeat(4, 1fr);
    }
}