/* Reset and Base */
:root {
    /* Base Variables */
    --primary-font: 'Outfit', sans-serif;
    --transition: all 0.3s ease;

    /* Auto/Dark Theme (Default) */
    --bg-main: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    --bg-panel: rgba(20, 30, 50, 0.4);
    --bg-panel-hover: rgba(30, 45, 70, 0.5);
    --border-glass: rgba(255, 255, 255, 0.1);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --shadow-main: 0 8px 32px 0 rgba(0, 0, 0, 0.3);

    --success-color: #2ecc71;
    --danger-color: #e74c3c;
    --warning-color: #f39c12;
    --info-color: #3498db;
}

/* Light Theme overrides */
body.theme-light {
    --bg-main: linear-gradient(135deg, #89f7fe 0%, #66a6ff 100%);
    --bg-panel: rgba(255, 255, 255, 0.3);
    --bg-panel-hover: rgba(255, 255, 255, 0.4);
    --border-glass: rgba(255, 255, 255, 0.4);
    --text-primary: #2d3436;
    --text-secondary: rgba(45, 52, 54, 0.8);
    --shadow-main: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
}

body.theme-dark {
    /* Explicit Dark Theme matches Auto defaults typically */
    --bg-main: linear-gradient(135deg, #0f2027 0%, #203a43 50%, #2c5364 100%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--primary-font);
}

body {
    min-height: 100vh;
    background: var(--bg-main);
    background-size: 300% 300%;
    animation: gradientBG 15s ease infinite;
    color: var(--text-primary);
    padding: 20px;
    transition: background 1s ease, color 0.5s ease;
}

@keyframes gradientBG {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

/* Typography and Utilities */
.hidden {
    display: none !important;
}

.mt-15 {
    margin-top: 15px;
}

.w-full {
    width: 100%;
}

/* Buttons & Controls */
.top-controls {
    max-width: 1200px;
    margin: 0 auto 20px auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.control-group {
    position: relative;
}

.control-btn {
    background: var(--bg-panel);
    border: 1px solid var(--border-glass);
    color: var(--text-primary);
    padding: 8px 16px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.control-btn:hover {
    background: var(--bg-panel-hover);
}

/* Theme Dropdown */
.theme-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 5px;
    background: var(--bg-panel);
    border: 1px solid var(--border-glass);
    border-radius: 10px;
    padding: 5px;
    display: flex;
    flex-direction: column;
    gap: 2px;
    z-index: 100;
    backdrop-filter: blur(15px);
    box-shadow: var(--shadow-main);
}

.theme-option {
    background: transparent;
    border: none;
    color: var(--text-primary);
    padding: 8px 12px;
    text-align: left;
    cursor: pointer;
    border-radius: 6px;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.theme-option:hover,
.theme-option.active {
    background: var(--bg-panel-hover);
}

/* App Container & Header */
.app-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.search-section {
    display: flex;
    flex-direction: column;
    gap: 15px;
    max-width: 600px;
    margin: 0 auto;
    width: 100%;
}

.search-wrapper {
    display: flex;
    gap: 10px;
    align-items: center;
}

.search-box {
    flex: 1;
    display: flex;
    align-items: center;
    background: var(--bg-panel);
    border: 1px solid var(--border-glass);
    border-radius: 30px;
    padding: 6px 6px 6px 20px;
    box-shadow: var(--shadow-main);
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.search-icon {
    color: var(--text-secondary);
}

#city-input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    padding: 12px 15px;
    color: var(--text-primary);
    font-size: 1.05rem;
}

#city-input::placeholder {
    color: var(--text-secondary);
}

#search-btn {
    background: rgba(255, 255, 255, 0.9);
    color: #333;
    border: none;
    border-radius: 25px;
    padding: 12px 24px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

#search-btn:hover {
    background: #fff;
    transform: translateY(-2px);
}

.location-btn {
    background: var(--bg-panel);
    border: 1px solid var(--border-glass);
    color: var(--text-primary);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.2rem;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.location-btn:hover {
    background: var(--bg-panel-hover);
    transform: rotate(15deg);
}

/* Messages and Alerts */
.error-message {
    background: rgba(231, 76, 60, 0.2);
    border: 1px solid var(--danger-color);
    border-radius: 18px;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    backdrop-filter: blur(5px);
}

.alerts-banner {
    background: rgba(243, 156, 18, 0.2);
    border: 1px solid var(--warning-color);
    border-radius: 15px;
    padding: 15px 25px;
    display: flex;
    align-items: center;
    gap: 15px;
    backdrop-filter: blur(5px);
    color: #fff;
}

.alerts-banner i {
    font-size: 1.5rem;
    color: var(--warning-color);
}

.pulse {
    animation: alertPulse 2s infinite;
}

@keyframes alertPulse {
    0% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }

    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Reusable Panels */
.panel {
    background: var(--bg-panel);
    border: 1px solid var(--border-glass);
    border-radius: 25px;
    padding: 25px;
    box-shadow: var(--shadow-main);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
}

.panel-title {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid var(--border-glass);
    padding-bottom: 10px;
}

/* Dashboard Layout */
.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    animation: fadeIn 0.5s ease;
}

@media (min-width: 900px) {
    .dashboard-grid {
        grid-template-columns: 350px 1fr;
    }

    .dashboard-right {
        display: flex;
        flex-direction: column;
        gap: 20px;
    }

    .dashboard-bottom {
        grid-column: 1 / -1;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }
}

/* Current Weather Card */
.weather-card {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 20px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.location-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.location-container i {
    color: #ff9a9e;
    font-size: 1.2rem;
}

#city-name {
    font-size: 1.5rem;
    font-weight: 600;
}

.datetime-container {
    text-align: right;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

#current-time {
    font-weight: 600;
    font-size: 1.1rem;
    margin-top: 2px;
    color: var(--text-primary);
}

.main-weather {
    text-align: center;
}

.weather-icon {
    width: 120px;
    height: 120px;
    object-fit: contain;
    animation: float 4s ease-in-out infinite;
}

@keyframes float {

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

    50% {
        transform: translateY(-10px);
    }
}

.temp-container {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    margin: 10px 0;
}

#temperature {
    font-size: 5rem;
    font-weight: 700;
    line-height: 0.9;
}

.unit {
    font-size: 1.5rem;
    margin-top: 5px;
    opacity: 0.9;
}

.weather-condition {
    font-size: 1.2rem;
    text-transform: capitalize;
    background: var(--bg-panel-hover);
    display: inline-block;
    padding: 5px 15px;
    border-radius: 20px;
}

.weather-details {
    display: flex;
    justify-content: space-between;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 20px;
    padding: 15px;
}

.detail-box {
    display: flex;
    align-items: center;
    gap: 12px;
}

.detail-box i {
    font-size: 1.4rem;
    color: var(--text-secondary);
}

.detail-title {
    font-size: 0.8rem;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.detail-value {
    font-size: 1.1rem;
    font-weight: 600;
}

.divider {
    width: 1px;
    background: var(--border-glass);
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--border-glass);
    color: var(--text-primary);
    padding: 10px;
    border-radius: 15px;
    cursor: pointer;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: var(--bg-panel-hover);
}

/* Hourly Forecast */
.hourly-container {
    display: flex;
    gap: 15px;
    overflow-x: auto;
    padding-bottom: 10px;
    scrollbar-width: thin;
    scrollbar-color: var(--border-glass) transparent;
}

.hourly-container::-webkit-scrollbar {
    height: 6px;
}

.hourly-container::-webkit-scrollbar-thumb {
    background: var(--border-glass);
    border-radius: 3px;
}

.hourly-item {
    min-width: 80px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    background: var(--bg-panel-hover);
    padding: 15px 10px;
    border-radius: 15px;
    text-align: center;
}

.hourly-item img {
    width: 40px;
    height: 40px;
}

.hourly-time {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.hourly-temp {
    font-weight: 600;
    font-size: 1.1rem;
}

/* 5-Day Forecast */
.daily-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 15px;
}

.daily-item {
    background: var(--bg-panel-hover);
    padding: 15px;
    border-radius: 15px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 5px;
}

.daily-item.active {
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
    transform: scale(1.05);
    background: var(--bg-panel);
    border: 1px solid var(--border-glass);
}

.daily-item:hover:not(.active) {
    transform: translateY(-2px);
}

.daily-day {
    font-weight: 600;
}

.daily-item img {
    width: 50px;
    height: 50px;
}

.daily-temps {
    display: flex;
    gap: 10px;
    font-size: 0.95rem;
}

.daily-max {
    font-weight: 600;
}

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

.daily-desc {
    font-size: 0.8rem;
    text-transform: capitalize;
    color: var(--text-secondary);
}

/* Charts Section */
.charts-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-glass);
    padding-bottom: 10px;
}

.charts-header .panel-title {
    margin-bottom: 0;
    border: none;
    padding: 0;
}

.chart-tabs {
    display: flex;
    gap: 10px;
}

.chart-tab {
    background: transparent;
    border: 1px solid var(--border-glass);
    color: var(--text-primary);
    padding: 5px 12px;
    border-radius: 15px;
    cursor: pointer;
    font-size: 0.8rem;
    transition: var(--transition);
}

.chart-tab.active,
.chart-tab:hover {
    background: rgba(255, 255, 255, 0.2);
}

.chart-container {
    height: 250px;
    width: 100%;
    position: relative;
}

/* Analytics & Comparison */
.analytics-grid {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.analytics-stats {
    display: flex;
    justify-content: space-between;
    background: var(--bg-panel-hover);
    padding: 15px;
    border-radius: 15px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.stat-value {
    font-size: 1.2rem;
    font-weight: 600;
}

.history-chart-container {
    height: 180px;
    width: 100%;
    position: relative;
}

.comparison-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 280px;
    overflow-y: auto;
}

.empty-msg {
    color: var(--text-secondary);
    font-style: italic;
    text-align: center;
    padding: 20px;
}

.compare-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-panel-hover);
    padding: 12px 20px;
    border-radius: 15px;
}

.compare-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.compare-info img {
    width: 40px;
    height: 40px;
}

.compare-city {
    font-weight: 600;
    font-size: 1.1rem;
}

.compare-temp {
    font-size: 1.3rem;
    font-weight: 700;
    width: 60px;
    text-align: right;
}

.btn-remove-compare {
    background: rgba(231, 76, 60, 0.2);
    border: none;
    color: var(--danger-color);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    cursor: pointer;
}

.btn-remove-compare:hover {
    background: var(--danger-color);
    color: white;
}

/* Spinner */
.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    padding: 40px 0;
}

.spinner {
    width: 45px;
    height: 45px;
    border: 4px solid var(--border-glass);
    border-top: 4px solid #fff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    100% {
        transform: rotate(360deg);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@media (max-width: 480px) {
    #temperature {
        font-size: 4rem;
    }

    .weather-icon {
        width: 90px;
        height: 90px;
    }

    .analytics-stats {
        flex-direction: column;
        gap: 15px;
    }
}