*,
*::before,
*::after {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
}

body {
    margin: 0;
    font-family: var(--font-metrics);
    background: linear-gradient(180deg, var(--color-background-start, #0D1B2A), var(--color-background-end, #1B2838));
    background-attachment: fixed;
    color: var(--color-text-primary);
    min-height: 100vh;
}

#liquid-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

.page {
    min-height: 100vh;
    padding: 24px 16px;
    max-width: 960px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Glass recipe */

.glass {
    background: var(--color-surface);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--color-surface-border);
    border-radius: var(--glass-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
}

.glass-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.10);
    border-radius: 12px;
    padding: 16px;
    transition: transform 0.2s ease, background 0.2s ease;
}

.glass-card:hover {
    background: rgba(255, 255, 255, 0.14);
    transform: translateY(-2px);
}

.glass-input {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 10px;
    color: var(--color-text-primary);
    padding: 10px 14px;
    width: 100%;
    font: inherit;
}

.glass-input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.glass-input:focus {
    border-color: var(--color-primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.08);
}

.glass-button {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 10px;
    color: var(--color-text-primary);
    padding: 10px 20px;
    cursor: pointer;
    font: inherit;
    transition: background 0.2s ease, transform 0.1s ease;
}

.glass-button:hover {
    background: rgba(255, 255, 255, 0.25);
}

.glass-button:active {
    transform: scale(0.97);
}

.glass-button.danger {
    background: rgba(220, 38, 38, 0.35);
}

.glass-button.danger:hover {
    background: rgba(220, 38, 38, 0.5);
}

/* Top bar */

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    gap: 16px;
    flex-wrap: wrap;
}

.brand {
    font-family: var(--font-script);
    font-size: 1.4rem;
    font-weight: 600;
}

.greeting {
    font-family: var(--font-script);
    font-size: clamp(1.6rem, 4vw, 2.6rem);
    font-weight: 400;
    margin: 0;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.live-clock {
    font-family: var(--font-metrics);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* Hero */

.hero {
    text-align: center;
    padding: 32px 24px;
}

.city-name {
    font-family: var(--font-metrics);
    font-weight: 600;
    font-size: 1.5rem;
    margin: 0 0 4px;
}

.hero-temp {
    font-family: var(--font-metrics);
    font-weight: 700;
    font-size: clamp(4rem, 12vw, 7rem);
    line-height: 1;
    margin: 8px 0 4px;
}

.condition {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    margin: 4px 0;
}

.hero-meta {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-top: 12px;
}

.city-message {
    color: var(--color-text-secondary);
    font-size: 1rem;
    margin: 12px 0 0;
    font-style: italic;
}

/* City carousel */

.section-title {
    font-family: var(--font-metrics);
    font-weight: 600;
    font-size: 1rem;
    margin: 0 0 12px;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.carousel {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 8px;
    scroll-snap-type: x mandatory;
}

.city-card {
    scroll-snap-align: start;
    min-width: 180px;
    flex: 0 0 auto;
}

.badge {
    display: inline-block;
    background: var(--color-primary);
    color: #ffffff;
    border-radius: 999px;
    padding: 2px 10px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card-actions {
    display: flex;
    gap: 8px;
    margin-top: 10px;
}

.card-actions .glass-button {
    padding: 6px 12px;
    font-size: 0.8rem;
}

/* Search */

.search-panel {
    padding: 20px 24px;
}

.search-form {
    display: flex;
    gap: 10px;
    margin-bottom: 16px;
}

.search-results {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 8px;
}

.search-result {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 16px;
}

/* Auth */

.auth-panel {
    width: min(440px, 100%);
    padding: 32px;
    margin: 0 auto;
    text-align: center;
}

.auth-title {
    font-family: var(--font-script);
    font-size: 2rem;
    margin: 0 0 20px;
}

.auth-form {
    display: grid;
    gap: 14px;
    text-align: left;
}

.auth-form label {
    display: grid;
    gap: 6px;
    font-size: 0.9rem;
    font-weight: 600;
}

.auth-form .glass-button {
    margin-top: 8px;
    width: 100%;
}

.auth-link {
    margin-top: 16px;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.auth-link a {
    color: var(--color-accent);
}

.success {
    color: #4ade80;
}

.error {
    color: #f87171;
    font-size: 0.85rem;
}

/* Utility */

.weather-icon {
    width: 64px;
    height: 64px;
    color: var(--color-secondary);
}

.hero-icon {
    display: flex;
    justify-content: center;
    margin-bottom: 8px;
}

.hero-icon .weather-icon {
    width: 96px;
    height: 96px;
}

.city-icon {
    display: flex;
    justify-content: center;
}

.city-icon .weather-icon {
    width: 48px;
    height: 48px;
}

.delta-badge {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 700;
    border-radius: 999px;
    padding: 3px 12px;
    margin: 6px 0;
    background: rgba(255, 255, 255, 0.12);
}

.delta-badge.up {
    color: #4ade80;
}

.delta-badge.down {
    color: #f87171;
}

.metric-grid {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
    margin-top: 16px;
}

.metric {
    display: grid;
    gap: 2px;
    text-align: center;
}

.metric-label {
    color: var(--color-text-secondary);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.metric-value {
    font-weight: 600;
    font-size: 1rem;
}

.country-tag {
    color: var(--color-text-secondary);
    font-size: 0.8rem;
}

.city-card.active {
    background: rgba(255, 255, 255, 0.18);
    border-color: var(--color-primary);
}

.city-card .city-name {
    font-size: 1.1rem;
    margin: 4px 0 0;
}

.city-card .city-temp {
    font-family: var(--font-metrics);
    font-weight: 700;
    font-size: 1.6rem;
    margin: 2px 0;
}

.city-card .badge {
    position: absolute;
    top: 10px;
    right: 10px;
}

.city-card {
    position: relative;
    cursor: pointer;
}

.add-card {
    min-width: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--color-text-secondary);
    cursor: pointer;
    text-decoration: none;
}

.link {
    color: var(--color-accent);
}

/* Zone 3: forecasts */

.forecast-section {
    margin-top: 4px;
}

.hourly-scroll {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 8px;
    scroll-snap-type: x mandatory;
}

.hourly-card {
    scroll-snap-align: start;
    min-width: 90px;
    flex: 0 0 auto;
    text-align: center;
    display: grid;
    gap: 6px;
    justify-items: center;
}

.hourly-time {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.hourly-temp {
    font-weight: 700;
    font-size: 1rem;
}

.hourly-icon .weather-icon,
.daily-icon .weather-icon {
    width: 40px;
    height: 40px;
    color: var(--color-secondary);
}

.daily-list {
    display: grid;
    gap: 8px;
}

.daily-row {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 16px;
}

.daily-day {
    font-weight: 600;
    font-size: 0.9rem;
    width: 90px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.daily-pop {
    color: var(--color-accent);
    font-size: 0.85rem;
    width: 50px;
}

.daily-temps {
    margin-left: auto;
    display: flex;
    gap: 12px;
    font-size: 0.9rem;
}

.daily-max {
    font-weight: 700;
}

.daily-min {
    color: var(--color-text-secondary);
}

.chart-panel {
    padding: 16px;
}

.history-canvas {
    width: 100%;
    height: 240px;
    display: block;
}

#history-data {
    display: none;
}

/* Corridor */

.corridor-timeline {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 8px;
    scroll-snap-type: x mandatory;
}

.corridor-point {
    scroll-snap-align: start;
    min-width: 130px;
    flex: 0 0 auto;
    text-align: center;
    display: grid;
    gap: 8px;
    justify-items: center;
}

.corridor-icon {
    display: flex;
    justify-content: center;
}

.corridor-icon .weather-icon {
    width: 48px;
    height: 48px;
    color: var(--color-secondary);
}

.corridor-info {
    display: grid;
    gap: 2px;
}

.corridor-label {
    font-weight: 600;
    font-size: 0.9rem;
}

.corridor-temp {
    color: var(--color-text-secondary);
    font-size: 0.85rem;
}

/* Alerts */

.alert-list {
    list-style: none;
    margin: 12px 0 0;
    padding: 0;
    display: grid;
    gap: 10px;
}

.alert-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.alert-item .badge {
    margin-right: 8px;
}

.alert-type {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    letter-spacing: 0.5px;
}

.alert-item h4 {
    margin: 6px 0 2px;
}

.alert-item p {
    margin: 0;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.alert-time {
    display: block;
    margin-top: 6px;
    font-size: 0.8rem;
    color: var(--color-text-secondary);
}

.acknowledged {
    color: #4ade80;
    font-size: 0.85rem;
    font-weight: 600;
}

.bell-link {
    text-decoration: none;
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}