/* ============================================
   RESET & BASE STYLES
   ============================================ */

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

:root{
    --primary-color: #3B82F6;
    --success-color: #10B981;
    --danger-color: #EF4444;
    --warning-color: #F59E0B;
    --bg-color: #F3F4F6;
    --card-bg: #FFFFFF;
    --text-primary: #1F2937;
    --text-secondary: #6B7280;
    --border-color: #E5E7EB;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.15);
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dynamic Weather Backgrounds */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: var(--spacing-md);
    color: var(--text-primary);
    transition: background 0.5s ease;
    position: relative;
    overflow-x: hidden;
}

body.clear-day {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

body.clouds {
    background: linear-gradient(135deg, #757F9A 0%, #D7DDE8 100%);
}

body.rain {
    background: linear-gradient(135deg, #373B44 0%, #4286f4 100%);
}

body.snow {
    background: linear-gradient(135deg, #E6DADA 0%, #274046 100%);
}

body.night {
    background: linear-gradient(135deg, #2C3E50 0%, #000000 100%);
}

/* ============================================
   CONTAINER
   ============================================ */

.container{
    max-width: 900px;
    margin: 0 auto;
    animation: fadeIn 0.6s ease;
}

@keyframes fadeIn {
    from{
        opacity: 0;
        transform: translateY(20px);
    }to{
        opacity: 1;
        transform: translateY(0);
    }
}


/* ============================================
   HEADER
   ============================================ */
header{
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: #FFFFFF;
}

header h1{
    font-size: 2.5rem;
    margin-bottom: var(--spacing-xs);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.subtitle{
    font-size: 1.1rem;
    opacity: 0.9;
}
/* ============================================
   SEARCH SECTION
   ============================================ */
.search-section{
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    align-items: center;
    flex-wrap: wrap;
}

.search-box{
    flex: 1;
    min-width: 250px;
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-lg);
    padding: 0 var(--spacing-md);
    box-shadow: var(--shadow);
    position: relative;
    transition: var(--transition);
}

.search-box:focus-within {
    background: rgba(255, 255, 255, 1);
    transform: translateY(-2px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.search-box i{
    color: var(--text-secondary);
    /* margin-right: var(--spacing-sm); */
}

#city-input{
    flex: 1;
    border: none;
    padding: var(--spacing-md) 0;
    font-size: 1rem;
    outline: none;
}

.icon-btn{
    background: var(--primary-color);
    color: #FFFFFF;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    justify-content: center;
    align-items: center;
}

.icon-btn:hover{
    background: #2563EB;
    transform: scale(1.1)
}

.unit-toggle{
    background: #FFFFFF;
    color: var(--text-primary);
    font-family: 700;
    font-size: 1.1rem;
}

/* ============================================
   BUTTONS
   ============================================ */
   .btn{
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
   }

   .btn-secondary{
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #FFFFFF;
   }

   .btn-secondary:hover{
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
   }

   .btn-text{
    background: transparent;
    color: #FFFFFF;
    text-decoration: underline;
    opacity: 0.9;
   }

   .btn-text:hover {
    opacity: 1;
   }

/* ============================================
   SUGGESTIONS
   ============================================ */
   .suggestions{
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
   }

   .suggestion-item{
    padding: var(--spacing-md);
    cursor: pointer;
    transition: var(--transition);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
   }

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

   .suggestion-item:hover{
    background: var(--bg-color);
   }
/* ============================================
   LOADING & ERROR
   ============================================ */
   .loading{
    text-align: center;
    padding: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
   }

   .loading p {
    color: #FFFFFF;
    font-weight: 600;
    margin-top: var(--spacing-md);
   }

   .spinner{
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.2);
    border-top-color: #FFFFFF;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
   }

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

   .error-message{
    text-align: center;
    padding: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
   }

   .error-message i{
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    color: #FCA5A5;
   }

   .error-message p {
    color: #FFFFFF;
    font-weight: 600;
   }
/* ============================================
   WEATHER DISPLAY
   ============================================ */
.weather-display{
    animation: slideIn 0.5s ease;
}

@keyframes slideIn {
    from{
        opacity: 0;
        transform: translateY(30px);  
    }
    to{
        opacity: 1;
        transform: translateY(0);
    }
}

.current-weather{
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    margin-bottom: var(--spacing-lg);
}

.current-weather * {
    color: #FFFFFF;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.location-info h2{
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.location-info p{
    color: var(--text-secondary);
}

.weather-main{
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: var(--spacing-lg) 0;
}

.weather-icon img{
    width: 150px;
    height: 150px;
    filter: drop-shadow(0 5px 15px rgba(255, 255, 255, 0.3));
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

#temp-display{
    font-size: 5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #FFFFFF 0%, rgba(255, 255, 255, 0.8) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 0.5rem;
}

#feels-like{
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    font-weight: 500;
}

.weather-description{
    text-align: center;
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: var(--spacing-lg);
    text-transform: capitalize;
    font-weight: 600;
}

.weather-details{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.detail-item{
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-left: 3px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.detail-item:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateX(5px);
    border-left-color: #FFFFFF;
}

.detail-item i{
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.9);
}

.detail-label{
    display: block;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
}

.detail-value{
    display: block;
    font-size: 1.1rem;
    font-weight: 700;
    color: #FFFFFF;
}

/* Sun Times */

.sun-times{
    display: flex;
    justify-content: space-around;
    padding-top: var(--spacing-lg);
    border-top: 2px solid rgba(255, 255, 255, 0.2);
}

.sun-item{
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.sun-item i{
    font-size: 2rem;
    color: #FCD34D;
    filter: drop-shadow(0 2px 4px rgba(252, 211, 77, 0.3));
}

.sun-label{
    display: block;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
}

.sun-time{
    display: block;
    font-size: 1.1rem;
    font-weight: 700;
    color: #FFFFFF;
}

/* ============================================
   FORECAST
   ============================================ */
.forecast-section, .hourly-section{
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow);
    margin-bottom: var(--spacing-lg);
}

.forecast-section h3, .hourly-section h3{
    margin-bottom: var(--spacing-md);
    color: #FFFFFF;
    font-size: 1.3rem;
    font-weight: 700;
}

.forecast-container, .hourly-container{
    display: flex;
    gap: var(--spacing-md);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: var(--spacing-sm);
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.3) transparent;
}

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

.forecast-container::-webkit-scrollbar-track,
.hourly-container::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}

.forecast-container::-webkit-scrollbar-thumb,
.hourly-container::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 10px;
}

.forecast-container::-webkit-scrollbar-thumb:hover,
.hourly-container::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
}

.forecast-card, .hourly-card{
    flex: 0 0 140px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
    scroll-snap-align: start;
}

.forecast-card:hover, .hourly-card:hover{
    transform: translateY(-8px) scale(1.05);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    background: rgba(255, 255, 255, 0.25);
}

.forecast-day, .hourly-time{
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: #FFFFFF;
}

.forecast-icon img, .hourly-icon img{
    width: 60px;
    height: 60px;
    filter: drop-shadow(0 2px 4px rgba(255, 255, 255, 0.2));
}

.forecast-temp, .hourly-temp{
    font-size: 1.25rem;
    font-weight: 700;
    color: #FFFFFF;
}


/* ============================================
   RECENT SEARCHES
   ============================================ */
.recent-searches{
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow);
    margin-bottom: var(--shadow-lg);
}

.recent-searches h3{
    margin-bottom: var(--spacing-md);
    color: #FFFFFF;
    font-weight: 700;
}

.recent-list{
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.recent-item{
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #FFFFFF;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
}
.recent-item:hover{
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* ============================================
   TOAST
   ============================================ */
.toast{
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--text-primary);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    transform: translateY(150%);
    transition: transform 0.3s ease;
    z-index: 1000;
}

.toast.show{
    transform: translateY(0);
}

.toast i {
    color: var(--primary-color);
}


/* ============================================
   FOOTER
   ============================================ */
footer{
    text-align: center;
    color: #FFFFFF;
    font-size: 0.9rem;
    margin-top: var(--spacing-xl);
}

footer a{
    color: #FFFFFF;
    text-decoration: none;
    border-bottom: 1px solid #FFFFFF;
}

.api-credit{
    margin-top: var(--spacing-xs);
    font-size: 0.85rem;
    opacity: 0.8;
}



/* ============================================
   RESPONSIVE
   ============================================ */
   @media (max-width:768px) {
        header h1{
            font-size: 2rem;
        }

        .search-section{
            flex-direction: column;
        }

        .search-box{
            width: 100%;
        }

        .weather-main{
            flex-direction: column;
            text-align: center;
        }

        .temperature h1{
            font-size: 3rem;
        }

        .weather-details{
            grid-template-columns: repeat(2, 1fr);
        }

        .forecast-container, .hourly-container{
            grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
        }

        .toast{
            bottom: 1rem;
            right: 1rem;
            left: 1rem;
        }
   }