:root {
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --bg-dark: #0f172a;
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --blob-color: rgba(99, 102, 241, 0.15);
}

body.theme-sunny {
    --bg-dark: #0284c7;
    --blob-color: rgba(253, 224, 71, 0.3);
    --glass-bg: rgba(3, 105, 161, 0.5);
}
body.theme-cloudy {
    --bg-dark: #334155;
    --blob-color: rgba(203, 213, 225, 0.1);
    --glass-bg: rgba(51, 65, 85, 0.6);
}
body.theme-rainy {
    --bg-dark: #1e3a8a;
    --blob-color: rgba(125, 211, 252, 0.15);
    --glass-bg: rgba(30, 58, 138, 0.6);
}
body.theme-snowy {
    --bg-dark: #64748b;
    --blob-color: rgba(241, 245, 249, 0.3);
    --glass-bg: rgba(100, 116, 139, 0.5);
}
body.theme-stormy {
    --bg-dark: #1e1b4b;
    --blob-color: rgba(167, 139, 250, 0.2);
    --glass-bg: rgba(30, 27, 75, 0.7);
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    overflow-x: hidden;
    overflow-y: auto;
    position: relative;
    transition: background-color 1.5s ease;
}

/* Background animated gradient blob */
.background-effects {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 50% 50%, var(--blob-color) 0%, transparent 50%);
    animation: rotateBlob 20s linear infinite;
    z-index: -1;
    transition: background 1.5s ease;
}

@keyframes rotateBlob {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.dashboard-container {
    width: 100%;
    max-width: 480px;
    padding: 2rem;
    margin: 4vh auto;
    position: relative;
    z-index: 10;
}

.app-header {
    text-align: center;
    margin-bottom: 2rem;
}

.app-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 0.5rem;
    text-shadow: none;
    letter-spacing: -0.02em;
}

.app-header p {
    color: var(--text-muted);
    font-weight: 300;
}

.search-section {
    margin-bottom: 2rem;
    position: relative;
}

.search-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    gap: 1rem;
}

#search-form {
    display: flex;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 9999px;
    padding: 0.25rem 0.5rem;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--glass-shadow);
    transition: transform 0.3s ease, border-color 0.3s ease, background 1.5s ease, max-width 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease;
    width: 100%;
    max-width: 200px;
    margin-left: auto;
    margin-right: 0;
    flex-shrink: 0;
    overflow: hidden;
}

#search-form:focus-within {
    transform: translateY(-2px);
    border-color: var(--primary);
}

#search-form.collapsed {
    max-width: 34px;
    padding: 0.25rem;
}

#search-form.collapsed #city-input {
    width: 0;
    max-width: 0;
    padding: 0;
    opacity: 0;
    pointer-events: none;
}

#search-form.collapsed:hover,
#search-form.collapsed:focus-within {
    max-width: 200px;
    padding: 0.25rem 0.5rem;
}

#search-form.collapsed:hover #city-input,
#search-form.collapsed:focus-within #city-input {
    width: 100%;
    max-width: none;
    padding: 0.25rem 0.5rem;
    opacity: 1;
    pointer-events: auto;
}

#city-input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-main);
    font-size: 0.85rem;
    font-family: 'Outfit', sans-serif;
    padding: 0.25rem 0.5rem;
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease, padding 0.4s ease;
}

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

#search-btn {
    background: var(--primary);
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    cursor: pointer;
    transition: background-color 0.3s ease;
    flex-shrink: 0;
}

#search-btn svg {
    width: 12px;
    height: 12px;
}

#search-btn:hover {
    background: var(--primary-hover);
}

.error {
    color: #ef4444;
    font-size: 0.875rem;
    margin-top: 0.75rem;
    text-align: center;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.hidden {
    opacity: 0 !important;
    pointer-events: none;
    position: absolute;
}

.weather-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2rem;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: var(--glass-shadow);
    transition: opacity 0.5s ease, transform 0.5s ease, background 1.5s ease;
    opacity: 1;
    position: relative;
}

.weather-card.hidden {
    transform: translateY(20px);
}

.weather-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.weather-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
}

#weather-status {
    background: rgba(99, 102, 241, 0.2);
    color: #a5b4fc;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
}

.weather-body {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.temperature-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
}

.current-icon {
    font-size: 5rem;
    line-height: 1;
    filter: drop-shadow(0 4px 12px rgba(0,0,0,0.2));
    display: flex;
    justify-content: center;
    align-items: center;
}

@keyframes spin-slow { 100% { transform: rotate(360deg); } }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@keyframes shake-rain { 0%, 100% { transform: translateX(0) translateY(0); } 25% { transform: translateX(-2px) translateY(2px); } 75% { transform: translateX(2px) translateY(4px); } }

.anim-sunny { animation: spin-slow 15s linear infinite; }
.anim-cloudy { animation: float 4s ease-in-out infinite; }
.anim-rainy { animation: shake-rain 1.5s ease-in-out infinite; }
.anim-snowy { animation: float 6s ease-in-out infinite; }
.anim-stormy { animation: shake-rain 1s ease-in-out infinite; }

.temperature {
    display: flex;
    align-items: flex-start;
    justify-content: center;
}

#temp-value {
    font-size: 5rem;
    font-weight: 700;
    line-height: 1;
}

.unit {
    font-size: 2rem;
    font-weight: 300;
    color: var(--text-muted);
    margin-top: 0.5rem;
    margin-left: 0.25rem;
}

.weather-details {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 16px;
    padding: 1.5rem;
}

.detail-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.detail-item .label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.detail-item .value {
    font-weight: 600;
    font-size: 1.125rem;
}

.forecast-section {
    margin-top: 1rem;
    border-top: 1px solid var(--glass-border);
    padding-top: 1rem;
}

/* Consolidated h1 styles to .app-header h1 */

.forecast-title {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-align: center;
}

.forecast-container {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
}

/* Scrollbar styling for forecast container */
.forecast-container::-webkit-scrollbar {
    height: 6px;
}
.forecast-container::-webkit-scrollbar-track {
    background: rgba(0,0,0,0.1);
    border-radius: 4px;
}
.forecast-container::-webkit-scrollbar-thumb {
    background: var(--glass-border);
    border-radius: 4px;
}

.forecast-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    padding: 0.75rem 1rem;
    min-width: 80px;
    gap: 0.5rem;
}

.forecast-day {
    font-size: 0.875rem;
    font-weight: 600;
}

.forecast-icon {
    font-size: 1.5rem;
}

.forecast-temps {
    font-size: 0.875rem;
    display: flex;
    gap: 0.5rem;
}

.temp-max {
    font-weight: 600;
    color: var(--text-main);
}

.temp-min {
    color: var(--text-muted);
}

.saved-locations {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0;
    justify-content: flex-start;
    flex: 1;
}

.saved-city-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--glass-border);
    color: var(--text-main);
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    cursor: pointer;
    transition: background 0.2s;
}

.saved-city-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

.title-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.header-left {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    align-items: flex-start;
}

.default-location-container {
    display: flex;
    align-items: center;
}

.default-location-label {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    cursor: pointer;
    user-select: none;
    transition: color 0.2s ease;
}

.default-location-label:hover {
    color: var(--text-main);
}

.default-location-label input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.custom-checkbox {
    width: 14px;
    height: 14px;
    border: 1px solid var(--glass-border);
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.05);
    display: inline-block;
    position: relative;
    transition: background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.default-location-label:hover .custom-checkbox {
    border-color: rgba(255, 255, 255, 0.3);
}

.default-location-label input:checked ~ .custom-checkbox {
    background-color: var(--primary);
    border-color: var(--primary);
    box-shadow: 0 0 8px rgba(99, 102, 241, 0.5);
}

.custom-checkbox::after {
    content: "";
    position: absolute;
    display: none;
    left: 4px;
    top: 1px;
    width: 4px;
    height: 7px;
    border: solid white;
    border-width: 0 1.5px 1.5px 0;
    transform: rotate(45deg);
}

.default-location-label input:checked ~ .custom-checkbox::after {
    display: block;
}

.save-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s;
    padding: 0.25rem;
}

.save-btn:hover {
    color: var(--primary);
}

.save-btn.saved {
    color: var(--primary);
}

.action-links-container {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: -1.5rem;
    margin-bottom: 0.5rem;
    z-index: 2;
    flex-wrap: wrap;
}

.advisory-container, .map-container {
    display: flex;
    margin: 0;
}

#advisory-link {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    color: #fca5a5;
    font-size: 0.75rem;
    text-decoration: none;
    background: rgba(239, 68, 68, 0.1);
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    border: 1px solid rgba(239, 68, 68, 0.2);
    transition: all 0.2s;
}

#advisory-link:hover {
    background: rgba(239, 68, 68, 0.2);
    color: #f87171;
}

#map-link {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    color: #6ee7b7;
    font-size: 0.75rem;
    text-decoration: none;
    background: rgba(16, 185, 129, 0.15);
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    border: 1px solid rgba(16, 185, 129, 0.3);
    transition: all 0.2s;
}

#map-link:hover {
    background: rgba(16, 185, 129, 0.25);
    color: #34d399;
}

/* Particle Canvas styling */
#particle-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 1;
}