/* Reset and Core Variables */
:root {
    /* Dark Mode Theme Variables */
    --bg-app: #080c14;
    --bg-sidebar: #0b111e;
    --bg-card: #121826;
    --bg-card-hover: #192032;
    --border-color: #1e293b;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --accent-primary: #00f0ff;
    --accent-hover: #00c8d6;
    --accent-star: #eab308;
    
    /* Semantic Colors */
    --clr-blue: #3b82f6;
    --clr-teal: #14b8a6;
    --clr-indigo: #6366f1;
    --clr-orange: #f97316;
    --clr-red: #ef4444;
    
    --font-stack: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition-speed: 0.3s;
}

/* Light Mode Theme Overwrite variables */
body.light-mode {
    --bg-app: #f1f5f9;
    --bg-sidebar: #ffffff;
    --bg-card: #ffffff;
    --bg-card-hover: #f8fafc;
    --border-color: #e2e8f0;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --accent-primary: #0284c7;
    --accent-hover: #0369a1;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-app);
    color: var(--text-main);
    font-family: var(--font-stack);
    height: 100vh;
    overflow: hidden;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

/* App structure layout */
.app-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    height: 100vh;
}

/* Sidebar navigation styling */
.sidebar {
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    padding: 2.2rem 1.8rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: background-color var(--transition-speed), border-color var(--transition-speed);
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 3rem;
}

.brand-logo {
    width: 28px;
    height: 28px;
    color: var(--accent-primary);
}

.brand-name {
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: 0.5px;
}

.nav-menu {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    flex-grow: 1;
}

.nav-item {
    color: var(--text-muted);
    text-decoration: none;
    padding: 0.8rem 1.2rem;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.2s ease;
}

.nav-item:hover, .nav-item.active {
    color: var(--text-main);
    background-color: var(--bg-card-hover);
}

.nav-item.active {
    background-color: rgba(59, 130, 246, 0.08);
    color: var(--accent-primary);
    border-left: 3px solid var(--accent-primary);
}

.nav-icon {
    width: 20px;
    height: 20px;
}

.system-footer {
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
}

.source-info {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 0.2rem;
}

.api-link {
    font-size: 0.85rem;
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 600;
}

.api-link:hover {
    text-decoration: underline;
}

/* Workspace */
.workspace {
    padding: 2rem 2.5rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* Top Header */
.top-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.search-box {
    position: relative;
    display: flex;
    flex-grow: 1;
    max-width: 600px;
    gap: 0.8rem;
}

.search-icon {
    position: absolute;
    left: 1.2rem;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--text-muted);
}

.search-box input {
    width: 100%;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 0.8rem 1rem 0.8rem 3rem;
    border-radius: 12px;
    font-family: var(--font-stack);
    font-size: 0.95rem;
    outline: none;
    transition: all 0.2s ease;
}

.search-box input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.15);
}

.btn-primary-action {
    background-color: var(--accent-primary);
    color: #fff;
    font-family: var(--font-stack);
    font-weight: 600;
    padding: 0 1.5rem;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.btn-primary-action:hover {
    background-color: var(--accent-hover);
}

/* Suggestions Dropdown */
.suggestions-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 90px;
    background-color: var(--bg-sidebar);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-top: 0.5rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
    z-index: 100;
    max-height: 250px;
    overflow-y: auto;
}

.suggestion-item {
    padding: 0.8rem 1.2rem;
    cursor: pointer;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.2s ease;
}

.suggestion-item:last-child {
    border-bottom: none;
}

.suggestion-item:hover {
    background-color: var(--bg-card-hover);
}

/* Header actions button */
.action-circle-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    outline: none;
    transition: all 0.2s ease;
}

.action-circle-btn:hover {
    background-color: var(--bg-card-hover);
}

.action-circle-btn svg {
    width: 20px;
    height: 20px;
}

/* Dashboard View Header */
.location-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.location-title {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.current-date {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-top: 0.2rem;
}

.btn-favorite-action {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    font-family: var(--font-stack);
    font-weight: 600;
    padding: 0.6rem 1.2rem;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s ease;
}

.btn-favorite-action:hover {
    background-color: var(--bg-card-hover);
}

.btn-favorite-action.active {
    border-color: var(--accent-star);
}

.btn-favorite-action.active svg {
    fill: var(--accent-star);
    color: var(--accent-star);
}

.star-icon {
    width: 18px;
    height: 18px;
    transition: fill 0.2s ease;
}

/* Primary Climate Cards Layout */
.grid-primary {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 1.8rem;
}

.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.8rem;
    transition: background-color var(--transition-speed), border-color var(--transition-speed);
}

/* Current Weather Card */
.current-weather-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 2rem;
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(59, 130, 246, 0.03) 100%);
}

.weather-main-info {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.weather-icon-wrapper {
    width: 80px;
    height: 80px;
    color: var(--accent-primary);
}

.weather-icon-wrapper svg {
    width: 100%;
    height: 100%;
}

.current-temp {
    font-size: 3.8rem;
    font-weight: 800;
    letter-spacing: -1.5px;
    line-height: 1;
}

.weather-desc {
    color: var(--text-muted);
    font-size: 1.1rem;
    font-weight: 500;
    margin-top: 0.3rem;
    text-transform: capitalize;
}

.weather-sub-metrics {
    display: flex;
    gap: 2.5rem;
    border-top: 1px solid var(--border-color);
    padding-top: 1.2rem;
}

.sub-metric {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

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

.metric-value {
    font-size: 1.1rem;
    font-weight: 700;
}

/* Recommendations Card */
.recommendations-card {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.card-header {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.header-icon {
    width: 22px;
    height: 22px;
    color: var(--accent-primary);
}

.card-header h3 {
    font-size: 1.1rem;
    font-weight: 700;
}

.recommendations-list {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    overflow-y: auto;
    max-height: 160px;
}

.rec-item {
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
    padding: 0.8rem 1rem;
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    font-size: 0.88rem;
    line-height: 1.4;
}

.rec-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    margin-top: 0.1rem;
}

.rec-loading {
    color: var(--text-muted);
    font-size: 0.9rem;
    text-align: center;
    padding: 2rem 0;
}

/* Secondary Details Grid */
.details-section, .forecast-section {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.section-title {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.3px;
}

.details-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.detail-card {
    padding: 1.3rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.detail-icon-title {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 500;
}

.detail-icon {
    width: 18px;
    height: 18px;
}

.detail-icon.text-blue { color: var(--clr-blue); }
.detail-icon.text-teal { color: var(--clr-teal); }
.detail-icon.text-indigo { color: var(--clr-indigo); }
.detail-icon.text-orange { color: var(--clr-orange); }

.detail-value {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

/* 7-day Forecast */
.forecast-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1rem;
}

.forecast-card {
    padding: 1.2rem 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.forecast-card:hover {
    background-color: var(--bg-card-hover);
    transform: translateY(-2px);
}

.forecast-day {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: capitalize;
}

.forecast-date {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: -0.5rem;
}

.forecast-icon {
    width: 38px;
    height: 38px;
    color: var(--accent-primary);
}

.forecast-temps {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    font-size: 0.88rem;
}

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

.temp-min {
    color: var(--text-muted);
    font-size: 0.8rem;
}

.forecast-rain {
    display: flex;
    align-items: center;
    gap: 0.2rem;
    font-size: 0.75rem;
    color: var(--clr-blue);
    font-weight: 600;
}

.rain-icon-mini {
    width: 12px;
    height: 12px;
}

/* Favorites view grid */
.favorites-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.5rem;
}

.favorite-card {
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.2s ease;
}

.favorite-card:hover {
    background-color: var(--bg-card-hover);
    transform: translateY(-2px);
}

.favorite-info h4 {
    font-size: 1.1rem;
    font-weight: 700;
}

.favorite-info p {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.2rem;
}

.favorite-weather {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.3rem;
}

.favorite-icon {
    width: 32px;
    height: 32px;
    color: var(--accent-primary);
}

.favorite-temp {
    font-size: 1.3rem;
    font-weight: 800;
}

.empty-favorites {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--text-muted);
    padding: 5rem 0;
    font-size: 0.95rem;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background-color: var(--bg-card);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--accent-primary);
    padding: 1rem 1.5rem;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    font-size: 0.9rem;
    font-weight: 600;
    transition: opacity 0.3s ease;
}

.toast.error {
    border-left-color: var(--clr-red);
}

/* Helper hidden utility */
.hidden {
    display: none !important;
}

/* Custom Scrollbar for modern dashboards */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}