:root {
    /*colors*/
    --primary-color: #7BB661;
    --Accent-Yellow: #FFD700;
    --GoGreen: #5C4033;
    --Main-Background: #FFFDF7;
    --Section-Background: #F5F5DC;
    --Primary-Text: #333333;
    --Secondary-Text: #4A4A4A;
    --Tertiary-Text: #7D7D7D;
    --Link-Color: #007BFF;
    --Link-Hover-Color: #0056b3;
    --Soft-Border: #E0E0E0;
    --Soft-Shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    --color-white: #FFFFFF;
    --color-black: #000000;
    --color-red: #FF0000;
    --color-green: #00FF00;
    /* --product-card-shadow: rgba(0, 0, 0, 0.16) 0px 3px 6px, rgba(0, 0, 0, 0.23) 0px 3px 6px; */
    --skeleton-background: #ddd;
    --skeleton-background-light: #eee;
    --product-card-shadow: rgba(50, 50, 93, 0.25) 0px 50px 100px -20px, rgba(0, 0, 0, 0.3) 0px 30px 60px -30px, rgba(10, 37, 64, 0.35) 0px -2px 6px 0px inset;


    /* Fonts (Unchanged) */
    --font-family-body: 'Arial', sans-serif;
    --font-size-xxl: 24px;
    --font-size-xl: 20px;
    --font-size-xxxl: 48px;
    --font-size-l: 16px;
    --font-size-m: 14px;
    --font-size-s: 12px;
    --font-size-xs: 10px;
    --font-size-xxs: 8px;
    --font-size-xxxl: 48px;

    --font-weight-l: 400;
    --font-weight-m: 500;
    --font-weight-s: 600;
    --font-weight-xxl: 700;
    --font-weight-xxxl: 900;

    --line-height: 1.5;
    --border-radius: 5px;

    /* Spacing (Unchanged) */
    --padding-s: 0.625rem;
    /* 10px */
    --padding-m: 1.25rem;
    /* 20px */
    --padding-l: 1.875rem;
    /* 30px */
    --padding-xl: 2.5rem;
    /* 40px */
    --padding-xxl: 3.125rem;
    /* 50px */
    --padding-xxxl: 3.75rem;
    /* 60px */

    --margin-s: 0.625rem;
    /* 10px */
    --margin-m: 1.25rem;
    /* 20px */
    --margin-l: 1.875rem;
    /* 30px */
    --margin-xl: 2.5rem;
    /* 40px */

}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--color-white);
    border-radius: var(--border-radius);
    padding: var(--padding-s) var(--padding-m);
    font-size: var(--font-size-l);
    font-weight: var(--font-weight-m);
    border: none;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.btn-primary:hover {
    background-color: var(--Accent-Yellow);
    color: var(--color-black);
    box-shadow: var(--Soft-Shadow);
}

.btn-primary:focus {
    outline: none;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.5);
}

.btn-primary:active {
    background-color: var(--Dark-Brown);
    color: var(--color-white);
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.5);
}

.btn-primary:disabled {
    background-color: var(--Soft-Shadow);
    color: var(--color-white);
    cursor: not-allowed;
}

.btn-primary:disabled:hover {
    background-color: var(--Soft-Shadow);
    color: var(--color-white);
    box-shadow: none;
}

.btn-primary:disabled:focus {
    outline: none;
    box-shadow: none;
}

.btn-primary:disabled:active {
    background-color: var(--Soft-Shadow);
    color: var(--color-white);
    box-shadow: none;
}

.btn-secondary {
    background-color: var(--Accent-Yellow);
    color: var(--color-black);
    border-radius: var(--border-radius);
    padding: var(--padding-s) var(--padding-m);
    font-size: var(--font-size-l);
    font-weight: var(--font-weight-m);
    border: none;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--color-black);
    box-shadow: var(--Soft-Shadow);
}

.btn-secondary:focus {
    outline: none;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.5);
}

.btn-secondary:active {
    background-color: var(--Dark-Brown);
    color: var(--color-white);
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.5);
}

.btn-secondary:disabled {
    background-color: var(--Soft-Shadow);
    color: var(--color-white);
    cursor: not-allowed;
}

.btn.btn-secondary:disabled:hover {
    background-color: var(--Soft-Shadow);
    color: var(--color-white);
    box-shadow: none;
}

/*overlay*/
div.overlay {
    position: fixed;
    bottom: 25px;
    right: 25px;
    background: linear-gradient(135deg, rgba(40, 40, 40, 0.9), rgba(20, 20, 20, 0.95));
    color:var(--color-white);
    font-family: var(--font-family-body);
    padding: 16px 20px;
    border-radius: 12px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    opacity: 0;
    transform: translate(120%, 120%) scale(0.85);
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 14px;
    pointer-events: none;
    max-width: 90vw;
    box-sizing: border-box;
    border: 1px solid rgba(255, 255, 255, 0.1);

    @media (max-width: 600px) {
        display: flex;
        flex-direction: column-reverse;
        gap: 3px;

        .close-icon {
            position: relative;
            left: 49px;
            top: -8px;
            cursor: pointer;
        }
    }
}


.overlay.visible {
    opacity: 1;
    transform: translate(0, 0) scale(1);
    pointer-events: auto;
}

#installButton {
    display: none;
    padding: 10px 18px;
    font-size: 14px;
    background: linear-gradient(to right, #2ecc71, #27ae60);
    color: #ffffff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.2s ease;
    font-weight: 500;
}

#installButton:hover {
    background: linear-gradient(to right, #27ae60, #219653);
    transform: translateY(-2px);
}

#installButton:active {
    transform: translateY(0);
}

.overlay-text {
    flex: 1;
    font-size: 15px;
    font-weight: 400;
    line-height: 1.4;
}

/* Close icon using CSS pseudo-element */

.overlay:hover::after {
    color: #ff5555;
    transform: scale(1.1);
}

/* Responsive adjustments */
@media (max-width: 600px) {
    .overlay {
        bottom: 15px;
        right: 15px;
        padding: 12px 16px;
        gap: 10px;
        border-radius: 10px;
    }

    .overlay-text {
        font-size: 13px;
    }

    #installButton {
        padding: 8px 14px;
        font-size: 12px;
    }

    .overlay::after {
        font-size: 16px;
        padding: 4px;
    }
}

@media (max-width: 400px) {
    .overlay {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    #installButton {
        width: 100%;
        text-align: center;
    }
}