:root {
    /* Default Theme (Blue) */
    --primary-color: #0078D4;
    --primary-dark: #1C1C1E;
    --text-color: #333333;
    --text-light: #666666;
    --background-color: #F6FBFF;
    --card-background: #FFFFFF;
    --border-color: #A8A8A8;
    --footer-bg: #4A4A4A;
    --footer-text: #FFFFFF;
    --footer-bottom-bg: #1C1C1E;
    --footer-bottom-text: #FFFFFF;
    --header-bg: #0F1C2C;
    --quote-page-bg: #FFFFFF;
    --hero-bg: #F6FBFF;
    --nav-bg: #0F1C2C;
    --text-white: #FFFFFF;
    --text-muted: #666666;
    --background-gradient: linear-gradient(90deg, #0F1C2C 6.25%, #051A34 81%);
    --scroll-bar: #0078D4;
    --scroll-bar-track: #d8d8d8;
}

/* Red Theme */
[data-theme="red"] {
    --primary-color: #E63946;
    --primary-dark: #C1121F;
    --text-color: #1D3557;
    --text-light: #457B9D;
    --background-color: #F1FAEE;
    --card-background: #F8EDEB;
    --border-color: #1D3557;
    --footer-bg: #F8EDEB;
    --footer-text: #1D3557;
    --footer-bottom-bg: #1D3557;
    --footer-bottom-text: #F1FAEE;
    --header-bg: #FFF;
    --quote-page-bg: #FFF;
    --hero-bg: #F1FAEE;
    --nav-bg: #1D3557;
    --text-white: #FFFFFF;
    --text-muted: #457B9D;
    --background-gradient: linear-gradient(90deg, #1D3557 6.25%, #C1121F 81%);
    --scroll-bar: #E63946;
    --scroll-bar-track: #d8d8d8;
}

/* Green Theme */
[data-theme="green"] {
    --primary-color: #2A9D8F;
    --primary-dark: #264653;
    --text-color: #264653;
    --text-light: #457B9D;
    --background-color: #F0F7F4;
    --card-background: #E9F5F3;
    --border-color: #264653;
    --footer-bg: #E9F5F3;
    --footer-text: #264653;
    --footer-bottom-bg: #264653;
    --footer-bottom-text: #F0F7F4;
    --header-bg: #FFF;
    --quote-page-bg: #FFF;
    --hero-bg: #F0F7F4;
    --nav-bg: #264653;
    --text-white: #FFFFFF;
    --text-muted: #457B9D;
    --background-gradient: linear-gradient(90deg, #264653 6.25%, #2A9D8F 81%);
    --scroll-bar: #2A9D8F;
    --scroll-bar-track: #d8d8d8;
}

/* Purple Theme */
[data-theme="purple"] {
    --primary-color: #7209B7;
    --primary-dark: #560BAD;
    --text-color: #000000;
    --text-light: #4361EE;
    --background-color: #F8F7FF;
    --card-background: #F0EDFF;
    --border-color: #3A0CA3;
    --footer-bg: #F0EDFF;
    --footer-text: #000000;
    --footer-bottom-bg: #3A0CA3;
    --footer-bottom-text: #F8F7FF;
    --header-bg: #FFF;
    --quote-page-bg: #FFF;
    --hero-bg: #F8F7FF;
    --nav-bg: #3A0CA3;
    --text-white: #FFFFFF;
    --text-muted: #4361EE;
    --background-gradient: linear-gradient(90deg, #3A0CA3 6.25%, #7209B7 81%);
    --scroll-bar: #7209B7;
    --scroll-bar-track: #d8d8d8;
}

/* Orange Theme */
[data-theme="orange"] {
    --primary-color: #F77F00;
    --primary-dark: #D62828;
    --text-color: #003049;
    --text-light: #457B9D;
    --background-color: #FFF8F0;
    --card-background: #FFE8D6;
    --border-color: #003049;
    --footer-bg: #FFE8D6;
    --footer-text: #003049;
    --footer-bottom-bg: #003049;
    --footer-bottom-text: #FFF8F0;
    --header-bg: #FFF;
    --quote-page-bg: #FFF;
    --hero-bg: #FFF8F0;
    --nav-bg: #003049;
    --text-white: #FFFFFF;
    --text-muted: #457B9D;
    --background-gradient: linear-gradient(90deg, #003049 6.25%, #F77F00 81%);
    --scroll-bar: #F77F00;
    --scroll-bar-track: #d8d8d8;
}

/* Teal Theme */
[data-theme="teal"] {
    --primary-color: #00B4D8;
    --primary-dark: #0077B6;
    --text-color: #03045E;
    --text-light: #457B9D;
    --background-color: #F0F9FF;
    --card-background: #E0F7FF;
    --border-color: #03045E;
    --footer-bg: #E0F7FF;
    --footer-text: #03045E;
    --footer-bottom-bg: #03045E;
    --footer-bottom-text: #F0F9FF;
    --header-bg: #FFF;
    --quote-page-bg: #FFF;
    --hero-bg: #F0F9FF;
    --nav-bg: #03045E;
    --text-white: #FFFFFF;
    --text-muted: #457B9D;
    --background-gradient: linear-gradient(90deg, #03045E 6.25%, #00B4D8 81%);
    --scroll-bar: #00B4D8;
    --scroll-bar-track: #d8d8d8;
}

/* Dark Theme */
[data-theme="dark"] {
    --primary-color: #0078D4;
    --primary-dark: #1C1C1E;
    --text-color: #FFFFFF;
    --text-light: #CCCCCC;
    --background-color: #1C1C1E;
    --card-background: #2D2D30;
    --border-color: #404040;
    --footer-bg: #2D2D30;
    --footer-text: #FFFFFF;
    --footer-bottom-bg: #1C1C1E;
    --footer-bottom-text: #FFFFFF;
    --header-bg: #0F0F0F;
    --quote-page-bg: #1C1C1E;
    --hero-bg: #1C1C1E;
    --nav-bg: #0F0F0F;
    --text-white: #FFFFFF;
    --text-muted: #CCCCCC;
    --background-gradient: linear-gradient(90deg, #0F0F0F 6.25%, #1C1C1E 81%);
    --scroll-bar: #0078D4;
    --scroll-bar-track: #404040;
}

/* Warm Theme */
[data-theme="warm"] {
    --primary-color: #D4A574;
    --primary-dark: #8B4513;
    --text-color: #2F1B14;
    --text-light: #8B7355;
    --background-color: #FFF8F0;
    --card-background: #F5E6D3;
    --border-color: #8B4513;
    --footer-bg: #F5E6D3;
    --footer-text: #2F1B14;
    --footer-bottom-bg: #8B4513;
    --footer-bottom-text: #FFF8F0;
    --header-bg: #FFF;
    --quote-page-bg: #FFF;
    --hero-bg: #FFF8F0;
    --nav-bg: #8B4513;
    --text-white: #FFFFFF;
    --text-muted: #8B7355;
    --background-gradient: linear-gradient(90deg, #8B4513 6.25%, #D4A574 81%);
    --scroll-bar: #D4A574;
    --scroll-bar-track: #d8d8d8;
}

/* Cool Theme */
[data-theme="cool"] {
    --primary-color: #4A90E2;
    --primary-dark: #2E5BBA;
    --text-color: #1A1A2E;
    --text-light: #6B7280;
    --background-color: #F0F8FF;
    --card-background: #E6F3FF;
    --border-color: #1A1A2E;
    --footer-bg: #E6F3FF;
    --footer-text: #1A1A2E;
    --footer-bottom-bg: #1A1A2E;
    --footer-bottom-text: #F0F8FF;
    --header-bg: #FFF;
    --quote-page-bg: #FFF;
    --hero-bg: #F0F8FF;
    --nav-bg: #1A1A2E;
    --text-white: #FFFFFF;
    --text-muted: #6B7280;
    --background-gradient: linear-gradient(90deg, #1A1A2E 6.25%, #4A90E2 81%);
    --scroll-bar: #4A90E2;
    --scroll-bar-track: #d8d8d8;
}