:root {
            --primary: #4361ee;
            --primary-dark: #3a56d4;
            --secondary: #3f37c9;
            --accent: #4cc9f0;
            --bg: #f8fafc;
            --card-bg: #ffffff;
            --text: #1e293b;
            --text-light: #25109bc7;
            --shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            --radius: 16px;
            --transition: all 0.3s ease;
        }

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

        body {
            font-family: 'Poppins', sans-serif;
            display: flex;
            flex-direction: column;
            justify-content: center;
            background: var(--bg);
            color: var(--text);
            min-height: 100vh;
            padding: 20px;
            background-image: 
                radial-gradient(circle at 10% 20%, rgba(48, 81, 227, 0.829) 0%, transparent 80%),
                radial-gradient(circle at 90% 80%, rgb(30, 142, 162) 0%, transparent 80%);
        }

        .container {
            
            margin-top: 0 auto;
            padding: 0 30px;
            
            

        }

        /* Header */
        header {
            
            text-align: center;
            padding: 40px 0 30px;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            font-size: x-large;
            text-transform: uppercase;
            font-style: unset;
            font-weight: 1000;
            color: #fff;
            text-shadow: 5px 5px var(--text);
            margin-bottom: 10px;

            
            
        }

        .logo i {
            color: #fff;
            font-size: 50px;
        }

        .subtitle {
            color: var(--primary-dark);
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto 30px;
            line-height: 1.6;
        }

        /* Search Box */
        .search-container {
            max-width: 600px;
            margin: 0 auto 40px;
            
            
            
        }

        .search-box {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            background: var(--bg);
            border-radius: 30px;
            padding: 8px;
            box-shadow: 5px 5px var(--text);
            border: 2px solid ;
            border-color: var(--accent);
            transition: var(--transition);

        }

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

        .search-box input {
            
            border: none;
            padding: 16px 24px;
            font-size: 1.1rem;
            font-family: inherit;
            background: transparent;
            color: var(--text);
            outline: none;
            text-align: center;
                       
        }

        .search-box input::placeholder {
            color: var(--text);
        }

        .search-btn {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            border: none;
            border-radius: 30px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            width: 100px;
            font-size: 1.3rem;
            transition: var(--transition);
        }

        .search-btn:hover {
            transform: scale(1.05);
            box-shadow: 0 5px 15px rgba(67, 97, 238, 0.3);
        }

        .search-btn:active {
            transform: scale(0.98);
        }

        /* Weather Cards */
        .weather-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
            margin-bottom: 40px;
        }

        .weather-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 30px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            text-shadow: 5px 5px var(--text);
            box-shadow: 5px 5px var(--text);
            
        }

        .weather-card:hover {
            transform: translateY(-5px);
            text-shadow: 5px 5px var(--text);
            box-shadow: 5px 5px var(--text);
            
        }

        .weather-card.main {
            grid-column: 1 / -1;
            background: linear-gradient(135deg, var(--secondary) 50%, var(--text) 50%);
            color: white;
            position: relative;
            overflow: hidden;
        }

        .weather-card.main::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
            pointer-events: none;
        }

        .weather-card.main .card-title,
        .weather-card.main .value,
        .weather-card.main .label {
            color: white;
        }

        .weather-card.main .label {
            opacity: 0.9;
        }

        .card-header {
            display: flex;
            justify-content: space-around;
            align-items: center;
            margin-bottom: 20px;
        }

        .city-name {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 5px;
        }

        .date-time {
            color: var(--card-bg);
            font-size: 0.95rem;
            display: flex;
            align-items: start;
            gap: 8px;
        }

        .weather-icon {
            font-size: 4rem;
            margin: 20px 0;
            text-align: center;
            
        }

        .weather-card.main .weather-icon {
            font-size: 5rem;
            color: rgba(255, 255, 255, 0.9);
            text-shadow: 5px 5px var(--text);
        }

        .temperature {
            font-size: 3.5rem;
            font-weight: 700;
            margin: 10px 0;
            display: flex;
            align-items: flex-start;
            justify-content: center;
        }

        .temperature span {
            font-size: 1.8rem;
            margin-top: 8px;
            margin-left: 5px;
        }

        .weather-desc {
            text-align: center;
            font-size: 1.3rem;
            text-transform: capitalize;
            margin-bottom: 25px;
            opacity: 0.9;
        }

        .weather-details {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            margin-top: 30px;
        }

        .detail-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            padding: 15px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 12px;
        }

        .weather-card:not(.main) .detail-item {
            background: rgba(67, 97, 238, 0.05);
        }

        .detail-icon {
            font-size: 1.8rem;
            margin-bottom: 10px;
            color: var(--accent);
        }

        .weather-card.main .detail-icon {
            color: rgba(255, 255, 255, 0.9);
        }

        .detail-value {
            font-size: 1.6rem;
            font-weight: 600;
            margin-bottom: 5px;
        }

        .detail-label {
            font-size: 0.9rem;
            opacity: 0.8;
        }

        /* Forecast */
        .forecast-container {
            margin-top: 40px;

        }

        .forecast-title {
            font-size: 1.5rem;
            margin-bottom: 20px;
            color: var(--bg);
            display: flex;
            flex-direction: column;
            align-items: center ;
            gap: 10px;
            text-shadow: 5px 5px var(--text);

        }

        .forecast-title i {
            color: var(--card-bg);
            font-size: 50px;
            text-shadow: 5px 5px var(--text);
        }

        .forecast-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 15px;
        }

        .forecast-card {
            background: linear-gradient(135deg, #3e37c9da 70%, #1e293bbb 30%);
            border-radius: var(--radius);
            padding: 20px;
            text-align: center;
            transition: var(--transition);
            box-shadow: 5px 5px var(--text);
            font-style: inherit;
            text-transform: uppercase;
            color: var(--bg);
            
        }

        .forecast-card:hover {
            transform: translateY(-3px);
            
        }

        .forecast-day {
            font-weight: 600;
            margin-bottom: 10px;
            color: var(--bg);
        }

        .forecast-icon {
            font-size: 2.2rem;
            margin: 10px 0;
            color: var(--bg);
            text-shadow: 2px 2px var(--text);
            
        }

        
        .forecast-temp {
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--text);
        }

        .forecast-temp span {
            font-size: 0.9rem;
            color: var(--bg);
        }

        /* Loading & Error */
        .loading, .error {
            text-align: center;
            padding: 40px;
            display: none;
        }

        .loading {
            color: var(--primary);
        }

        .spinner {
            border: 5px solid rgba(8, 38, 169, 0.87);
            border-top: 4px solid var(--primary);
            border-radius: 70%;
            width: 50px;
            height: 20px;
            animation: spin 2s linear infinite;
            margin: 0 auto 20px;
        }

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

        .error {
            color: #ef4444;
            background: rgba(239, 68, 68, 0.1);
            border-radius: var(--radius);
            padding: 20px;
            border-left: 4px solid #ef4444;
            margin-left: 420px;
            margin-right: 420px;
            
        }

        .error i {
            font-size: 2rem;
            margin-bottom: 15px;
        }


        .api-info {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(67, 97, 238, 0.1);
            padding: 8px 16px;
            border-radius: 20px;
            margin-top: 10px;
            font-size: 0.85rem;
        }

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

        /* Responsive */
        @media (max-width: 768px) {
            .logo {
                font-size: 1.8rem;
            }
            
            .temperature {
                font-size: 2.8rem;
            }
            
            .weather-details {
                grid-template-columns: 1fr 1fr;
            }
            
            .search-box input {
                padding: 14px 20px;
                font-size: 1rem;
            }
            
            .search-btn {
                width: 100px;
                
            }
        }

        @media (max-width: 480px) {
            .weather-details {
                grid-template-columns: 1fr;
            }
            
            .forecast-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            header {
                padding: 20px 0;
            }

            .forecast-title {
            font-size: 1.5rem;
            margin-bottom: 20px;
            color: var(--bg);
            display: flex;
            flex-direction: row;
            text-align: center;
            gap: 10px;
            text-shadow: 5px 5px var(--text);
            }

            .search-box {
                max-width: 100vw;
            }

            
        }

        /* Animation for weather icons */
        .weather-icon, .forecast-icon {
            animation: float 3s ease-in-out infinite;
        }

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

        /* Hide elements initially */
        .weather-info, .forecast-container {
            display: none;
        }

        .weather-info.active, .forecast-container.active {
            display: block;
            animation: fadeIn 0.5s ease;
        }

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

        /* Cards Adicionais - Grid responsivo */
        .additional-cards {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin-top: 20px;
        }

        @media (max-width: 768px) {
            .additional-cards {
                grid-template-columns: 1fr;
            }
        }