:root {
            --white-bg: #ffffff;
            --light-gray: #f8f8f8;
            --black-text: #2d2d2d;
            --gray-text: #666666;
            --light-gray-text: #999999;
            --pastel-pink: #f4d9d9;
            --pastel-green: #c8ddc1;
            --accent-pink: #e8b8b8;
            --accent-green: #a8c9a0;
            --button-yellow: #FED770;
            --savings-yellow: #FFF5D6;
        }

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

        body {
            font-family: 'Poppins', sans-serif;
            background: var(--pastel-green);
            color: var(--black-text);
            min-height: 100vh;
            padding: 0;
        }

        .container {
            max-width: 900px;
            margin: 0 auto;
            background: var(--pastel-green);
            padding: 2rem;
            border-radius: 0;
        }

        .header {
            text-align: center;
            margin-bottom: 3rem;
        }

        h1 {
            font-family: 'Playfair Display', serif;
            font-size: 3.5rem;
            font-weight: 900;
            color: var(--black-text);
            margin-bottom: 0.5rem;
            letter-spacing: -0.02em;
            line-height: 1.1;
        }

        .subtitle {
            font-size: 1.1rem;
            color: var(--gray-text);
            font-weight: 400;
        }

        .calculator-card {
            background: var(--white-bg);
            border: 1px solid #e5e5e5;
            border-radius: 16px;
            padding: 1.5rem;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
        }

        .input-group {
            margin-bottom: 1.25rem;
        }

        label {
            display: block;
            font-size: 0.75rem;
            font-weight: 500;
            color: var(--gray-text);
            margin-bottom: 0.4rem;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        .input-wrapper {
            position: relative;
        }

        .currency-symbol {
            position: absolute;
            left: 0.875rem;
            top: 50%;
            transform: translateY(-50%);
            font-size: 1.25rem;
            color: var(--accent-pink);
            font-weight: 700;
        }

        input[type="number"] {
            width: 100%;
            padding: 0.875rem 0.875rem 0.875rem 2.25rem;
            font-size: 1.25rem;
            font-weight: 700;
            background: var(--light-gray);
            border: 2px solid #e5e5e5;
            border-radius: 12px;
            color: var(--black-text);
            font-family: 'Poppins', sans-serif;
            transition: all 0.3s ease;
        }

        input[type="number"]:focus {
            outline: none;
            border-color: var(--pastel-pink);
            background: var(--white-bg);
            box-shadow: 0 0 0 4px rgba(244, 217, 217, 0.2);
        }

        .slider-container {
            margin-top: 1rem;
        }

        input[type="range"] {
            width: 100%;
            height: 8px;
            background: #e5e5e5;
            border-radius: 10px;
            outline: none;
            -webkit-appearance: none;
            -moz-appearance: none;
            appearance: none;
        }

        input[type="range"]::-webkit-slider-thumb {
            -webkit-appearance: none;
            appearance: none;
            width: 24px;
            height: 24px;
            background: var(--accent-pink);
            border: 3px solid var(--white-bg);
            border-radius: 50%;
            cursor: pointer;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
            transition: all 0.2s ease;
        }

        input[type="range"]::-webkit-slider-thumb:hover {
            transform: scale(1.15);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
        }

        input[type="range"]::-moz-range-thumb {
            width: 24px;
            height: 24px;
            background: var(--accent-pink);
            border: 3px solid var(--white-bg);
            border-radius: 50%;
            cursor: pointer;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
            transition: all 0.2s ease;
        }

        input[type="range"]::-moz-range-thumb:hover {
            transform: scale(1.15);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
        }

        .months-label {
            display: flex;
            justify-content: space-between;
            margin-top: 0.5rem;
            font-size: 0.85rem;
            color: var(--gray-text);
        }

        .calculate-button-container {
            text-align: center;
            margin: 1rem 0;
            padding: 1rem 0;
        }

        .calculate-button {
            display: inline-block;
            padding: 0.875rem 2rem;
            font-size: 1rem;
            font-weight: 700;
            color: #ffffff;
            background: #2d2d2d;
            border: 3px solid #2d2d2d;
            border-radius: 12px;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            font-family: 'Poppins', sans-serif;
        }

        .calculate-button:hover {
            background: #1a1a1a;
            border-color: #1a1a1a;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
        }

        .calculate-button:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
        }

        .results-section {
            padding-top: 1rem;
        }

        .main-results-section {
            margin-bottom: 1rem;
        }

        .savings-section {
            margin-bottom: 1rem;
        }

        .section-title {
            font-family: 'Playfair Display', serif;
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--black-text);
            margin-bottom: 0.6rem;
            text-align: center;
        }

        .result-card {
            background: var(--pastel-pink);
            border-radius: 10px;
            padding: 0.75rem;
            margin-bottom: 0.6rem;
            position: relative;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
        }

        .result-card::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 70%);
            border-radius: 50%;
        }

        .result-label {
            font-size: 0.7rem;
            font-weight: 500;
            color: rgba(0, 0, 0, 0.6);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 0.25rem;
        }

        .result-value {
            font-family: 'Playfair Display', serif;
            font-size: 1.5rem;
            font-weight: 900;
            color: #2d2d2d;
            line-height: 1;
            position: relative;
            z-index: 1;
            transition: opacity 0.2s ease;
        }

        .savings-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 0.6rem;
        }

        .savings-card {
            background: var(--savings-yellow);
            border: 1px solid rgba(0, 0, 0, 0.05);
            border-radius: 10px;
            padding: 0.75rem;
            transition: all 0.3s ease;
        }

        .savings-card:hover {
            background: #f5ebc8;
            transform: translateY(-4px);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
        }

        .savings-label {
            font-size: 0.7rem;
            font-weight: 500;
            color: rgba(0, 0, 0, 0.6);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 0.35rem;
        }

        .savings-value {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--black-text);
            font-family: 'Poppins', sans-serif;
            transition: opacity 0.2s ease;
        }

        .savings-subtitle {
            font-size: 0.7rem;
            color: rgba(0, 0, 0, 0.5);
            margin-top: 0.25rem;
        }

        .hysa-section {
            background: var(--pastel-pink);
            border: 1px solid rgba(0, 0, 0, 0.05);
            border-radius: 12px;
            padding: 1rem;
            margin-top: 1rem;
        }

        .hysa-header {
            margin-bottom: 0.75rem;
        }

        .hysa-main-title {
            font-family: 'Playfair Display', serif;
            font-size: 1.35rem;
            font-weight: 900;
            color: var(--black-text);
            margin-bottom: 0.5rem;
            letter-spacing: -0.02em;
            line-height: 1.2;
        }

        .hysa-header p {
            color: var(--gray-text);
            line-height: 1.4;
            font-size: 0.8rem;
            margin-bottom: 0.5rem;
        }

        .hysa-link {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            color: #ffffff;
            font-weight: 700;
            font-size: 0.85rem;
            text-decoration: none;
            padding: 0.75rem 1.25rem;
            background: #2d2d2d;
            border: 3px solid #2d2d2d;
            border-radius: 10px;
            transition: all 0.3s ease;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        .hysa-link:hover {
            background: #1a1a1a;
            border-color: #1a1a1a;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
        }

        .hysa-apy-instruction {
            margin-top: 0.6rem !important;
            margin-bottom: 0.5rem !important;
            font-size: 0.8rem !important;
            color: var(--gray-text) !important;
        }

        .percent-symbol {
            position: absolute;
            right: 0.875rem;
            top: 50%;
            transform: translateY(-50%);
            font-size: 1.25rem;
            color: var(--accent-green);
            font-weight: 700;
        }

        .hysa-section .input-group {
            margin-bottom: 1rem;
        }

        .hysa-section input[type="number"] {
            background: var(--white-bg);
            border: 2px solid #e5e5e5;
            color: var(--black-text);
        }

        .hysa-section input[type="number"]:focus {
            border-color: var(--pastel-green);
            background: var(--white-bg);
        }

        .hysa-section .currency-symbol,
        .hysa-section .percent-symbol {
            color: var(--accent-green);
        }

        .hysa-results {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 0.6rem;
            margin-top: 0.75rem;
        }

        .hysa-card {
            background: #ffffff;
            border: 1px solid rgba(0, 0, 0, 0.1);
            border-radius: 10px;
            padding: 0.75rem;
            transition: all 0.3s ease;
        }

        .hysa-card:hover {
            background: #f9f9f9;
            transform: translateY(-4px);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
        }

        .hysa-label {
            font-size: 0.7rem;
            font-weight: 500;
            color: rgba(0, 0, 0, 0.6);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 0.35rem;
        }

        .hysa-value {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--black-text);
            font-family: 'Poppins', sans-serif;
            transition: opacity 0.2s ease;
        }

        .hysa-subtitle {
            font-size: 0.7rem;
            color: rgba(0, 0, 0, 0.5);
            margin-top: 0.25rem;
        }


        @media (max-width: 768px) {
            body {
                padding: 0;
            }

            h1 {
                font-size: 2rem;
                line-height: 1.2;
            }

            .subtitle {
                font-size: 0.95rem;
            }

            .container {
                padding: 1.25rem;
                border-radius: 0;
            }

            .header {
                margin-bottom: 2rem;
            }

            .calculator-card {
                padding: 1.25rem;
                border-radius: 12px;
            }

            .input-group {
                margin-bottom: 1rem;
            }

            label {
                font-size: 0.8rem;
            }

            input[type="number"] {
                padding: 1rem 1rem 1rem 2.5rem;
                font-size: 1.25rem;
                border-radius: 12px;
            }

            .currency-symbol,
            .percent-symbol {
                font-size: 1.25rem;
                left: 1rem;
            }

            .percent-symbol {
                right: 1rem;
                left: auto;
            }

            .calculate-button-container {
                padding: 1.5rem 0;
                margin: 1rem 0;
            }

            .calculate-button {
                width: 100%;
                padding: 1rem 2rem;
                font-size: 1rem;
                border-radius: 12px;
            }

            .section-title {
                font-size: 1.5rem;
                margin-bottom: 1rem;
            }

            .result-card {
                padding: 1.5rem;
                margin-bottom: 1.5rem;
                border-radius: 16px;
            }

            .result-value {
                font-size: 2.25rem;
            }

            .savings-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }

            .savings-card {
                padding: 1.25rem;
                border-radius: 12px;
            }

            .savings-value {
                font-size: 1.75rem;
            }

            .hysa-section {
                padding: 1.5rem;
                border-radius: 16px;
                margin-top: 1.5rem;
            }

            .hysa-main-title {
                font-size: 1.75rem;
            }

            .hysa-header p {
                font-size: 0.95rem;
            }

            .hysa-link {
                width: 100%;
                justify-content: center;
                padding: 0.875rem 1.5rem;
                font-size: 0.95rem;
                border-radius: 12px;
                text-align: center;
            }

            .hysa-results {
                grid-template-columns: 1fr;
                gap: 1rem;
            }

            .hysa-card {
                padding: 1.25rem;
                border-radius: 12px;
            }

            .hysa-value {
                font-size: 1.75rem;
            }


            .main-results-section {
                margin-bottom: 2rem;
            }

            .savings-section {
                margin-bottom: 2rem;
            }

            .results-section {
                padding-top: 1.5rem;
            }
        }