/* Font Definitions */
/* Intro Thin (100) */
@font-face {
    font-family: 'Intro';
    src: url('/app-assets/fonts/intro/Intro-Trial-Tn.woff2') format('woff2'),
    url('/app-assets/fonts/intro/Intro-Trial-Tn.woff') format('woff'),
    url('/app-assets/fonts/intro/Intro-Trial-Tn.eot');
    font-weight: 100;
    font-style: normal;
}

/* Intro Thin Italic (100 Italic) */
@font-face {
    font-family: 'Intro';
    src: url('/app-assets/fonts/intro/Intro-Trial-TnItc.woff2') format('woff2'),
    url('/app-assets/fonts/intro/Intro-Trial-TnItc.woff') format('woff'),
    url('/app-assets/fonts/intro/Intro-Trial-TnItc.eot');
    font-weight: 100;
    font-style: italic;
}

/* Intro Extra Light (200) */
@font-face {
    font-family: 'Intro';
    src: url('/app-assets/fonts/intro/Intro-Trial-ExLt.woff2') format('woff2'),
    url('/app-assets/fonts/intro/Intro-Trial-ExLt.woff') format('woff'),
    url('/app-assets/fonts/intro/Intro-Trial-ExLt.eot');
    font-weight: 200;
    font-style: normal;
}

/* Intro Extra Light Italic (200 Italic) */
@font-face {
    font-family: 'Intro';
    src: url('/app-assets/fonts/intro/Intro-Trial-ExLtItc.woff2') format('woff2'),
    url('/app-assets/fonts/intro/Intro-Trial-ExLtItc.woff') format('woff'),
    url('/app-assets/fonts/intro/Intro-Trial-ExLtItc.eot');
    font-weight: 200;
    font-style: italic;
}

/* Intro Light (300) */
@font-face {
    font-family: 'Intro';
    src: url('/app-assets/fonts/intro/Intro-Trial-Lt.woff2') format('woff2'),
    url('/app-assets/fonts/intro/Intro-Trial-Lt.woff') format('woff'),
    url('/app-assets/fonts/intro/Intro-Trial-Lt.eot');
    font-weight: 300;
    font-style: normal;
}

/* Intro Light Italic (300 Italic) */
@font-face {
    font-family: 'Intro';
    src: url('/app-assets/fonts/intro/Intro-Trial-LtItc.woff2') format('woff2'),
    url('/app-assets/fonts/intro/Intro-Trial-LtItc.woff') format('woff'),
    url('/app-assets/fonts/intro/Intro-Trial-LtItc.eot');
    font-weight: 300;
    font-style: italic;
}

/* Intro Regular (400) */
@font-face {
    font-family: 'Intro';
    src: url('/app-assets/fonts/intro/Intro-Trial-Rg.woff2') format('woff2'),
    url('/app-assets/fonts/intro/Intro-Trial-Rg.woff') format('woff'),
    url('/app-assets/fonts/intro/Intro-Trial-Rg.eot');
    font-weight: 400;
    font-style: normal;
}

/* Intro Regular Italic (400 Italic) */
@font-face {
    font-family: 'Intro';
    src: url('/app-assets/fonts/intro/Intro-Trial-RgItc.woff2') format('woff2'),
    url('/app-assets/fonts/intro/Intro-Trial-RgItc.woff') format('woff'),
    url('/app-assets/fonts/intro/Intro-Trial-RgItc.eot');
    font-weight: 400;
    font-style: italic;
}

/* Intro Medium (500) */
@font-face {
    font-family: 'Intro';
    src: url('/app-assets/fonts/intro/Intro-Trial-Md.woff2') format('woff2'),
    url('/app-assets/fonts/intro/Intro-Trial-Md.woff') format('woff'),
    url('/app-assets/fonts/intro/Intro-Trial-Md.eot');
    font-weight: 500;
    font-style: normal;
}

/* Intro Medium Italic (500 Italic) */
@font-face {
    font-family: 'Intro';
    src: url('/app-assets/fonts/intro/Intro-Trial-MdItc.woff2') format('woff2'),
    url('/app-assets/fonts/intro/Intro-Trial-MdItc.woff') format('woff'),
    url('/app-assets/fonts/intro/Intro-Trial-MdItc.eot');
    font-weight: 500;
    font-style: italic;
}

/* Intro Semi Bold (600) */
@font-face {
    font-family: 'Intro';
    src: url('/app-assets/fonts/intro/Intro-Trial-SmBd.woff2') format('woff2'),
    url('/app-assets/fonts/intro/Intro-Trial-SmBd.woff') format('woff'),
    url('/app-assets/fonts/intro/Intro-Trial-SmBd.eot');
    font-weight: 600;
    font-style: normal;
}

/* Intro Semi Bold Italic (600 Italic) */
@font-face {
    font-family: 'Intro';
    src: url('/app-assets/fonts/intro/Intro-Trial-SmBdItc.woff2') format('woff2'),
    url('/app-assets/fonts/intro/Intro-Trial-SmBdItc.woff') format('woff'),
    url('/app-assets/fonts/intro/Intro-Trial-SmBdItc.eot');
    font-weight: 600;
    font-style: italic;
}

/* Intro Bold (700) */
@font-face {
    font-family: 'Intro';
    src: url('/app-assets/fonts/intro/Intro-Trial-Bd.woff2') format('woff2'),
    url('/app-assets/fonts/intro/Intro-Trial-Bd.woff') format('woff'),
    url('/app-assets/fonts/intro/Intro-Trial-Bd.eot');
    font-weight: 700;
    font-style: normal;
}

/* Intro Bold Italic (700 Italic) */
@font-face {
    font-family: 'Intro';
    src: url('/app-assets/fonts/intro/Intro-Trial-BdItc.woff2') format('woff2'),
    url('/app-assets/fonts/intro/Intro-Trial-BdItc.woff') format('woff'),
    url('/app-assets/fonts/intro/Intro-Trial-BdItc.eot');
    font-weight: 700;
    font-style: italic;
}

/* Intro Black (900) */
@font-face {
    font-family: 'Intro';
    src: url('/app-assets/fonts/intro/Intro-Trial-Bk.woff2') format('woff2'),
    url('/app-assets/fonts/intro/Intro-Trial-Bk.woff') format('woff'),
    url('/app-assets/fonts/intro/Intro-Trial-Bk.eot');
    font-weight: 900;
    font-style: normal;
}

/* Intro Black Italic (900 Italic) */
@font-face {
    font-family: 'Intro';
    src: url('/app-assets/fonts/intro/Intro-Trial-BkItc.woff2') format('woff2'),
    url('/app-assets/fonts/intro/Intro-Trial-BkItc.woff') format('woff'),
    url('/app-assets/fonts/intro/Intro-Trial-BkItc.eot');
    font-weight: 900;
    font-style: italic;
}

/* Base Color Variables (Light Mode) */
:root {
    --color-text: hsla(208, 15%, 20%, 1); /* Gunmetal */
    --color-background: hsla(0, 0%, 100%, 1); /* White */
    --color-primary: hsla(45, 59%, 57%, 1); /* Gold Metallic */
    --color-primary-hover: hsla(45, 48%, 43%, 1); /* Dark Goldenrod */
    --color-secondary: hsla(208, 15%, 20%, 1); /* Gunmetal */
    --color-secondary-hover: hsla(213, 18%, 10%, 1); /* Rich Black */
    --color-light: hsla(45, 80%, 77%, 1); /* Flax */
    --color-light-hover: hsla(46, 68%, 66%, 1); /* Arylide Yellow */
    --color-dark: hsla(213, 18%, 10%, 1); /* Rich Black */
    --color-dark-hover: hsla(208, 15%, 20%, 1); /* Gunmetal */
    --color-border: hsla(220, 2%, 65%, 1); /* Cadet Gray */
    --color-link: hsla(45, 59%, 57%, 1); /* Gold Metallic */
    --color-link-hover: hsla(45, 48%, 43%, 1); /* Dark Goldenrod */

    /* Gradient Variables */
    --gradient-primary: linear-gradient(45deg, var(--color-primary), var(--color-primary-hover));
    --gradient-primary-hover: linear-gradient(45deg, var(--color-primary-hover), var(--color-primary));
    --gradient-secondary: linear-gradient(45deg, var(--color-secondary), var(--color-secondary-hover));
    --gradient-light: linear-gradient(45deg, var(--color-light), var(--color-light-hover));
    --gradient-dark: linear-gradient(45deg, var(--color-dark), var(--color-dark-hover));

    /* Shadow Variables */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.15);

    /* Animation Variables */
    --transition-speed: 0.3s;
}

/* Dark Mode Overrides */
@media (prefers-color-scheme: dark) {
    :root {
        --color-text: hsla(0, 0%, 100%, 1); /* White */
        --color-background: hsla(213, 18%, 10%, 1); /* Rich Black */
        --color-primary: hsla(46, 68%, 66%, 1); /* Arylide Yellow */
        --color-primary-hover: hsla(45, 80%, 77%, 1); /* Flax */
        --color-secondary: hsla(220, 2%, 65%, 1); /* Cadet Gray */
        --color-secondary-hover: hsla(220, 2%, 75%, 1); /* Lighter Cadet Gray */
        --color-light: hsla(208, 15%, 20%, 1); /* Gunmetal */
        --color-light-hover: hsla(213, 18%, 10%, 1); /* Rich Black */
        --color-dark: hsla(0, 0%, 100%, 1); /* White */
        --color-dark-hover: hsla(220, 2%, 90%, 1); /* Very Light Gray */
        --color-border: hsla(220, 2%, 65%, 1); /* Cadet Gray */
        --color-link: hsla(46, 68%, 66%, 1); /* Arylide Yellow */
        --color-link-hover: hsla(45, 80%, 77%, 1); /* Flax */

        /* Gradient Variables */
        --gradient-primary: linear-gradient(45deg, var(--color-primary), var(--color-primary-hover));
        --gradient-primary-hover: linear-gradient(45deg, var(--color-primary-hover), var(--color-primary));
        --gradient-secondary: linear-gradient(45deg, var(--color-secondary), var(--color-secondary-hover));
        --gradient-light: linear-gradient(45deg, var(--color-light), var(--color-light-hover));
        --gradient-dark: linear-gradient(45deg, var(--color-dark), var(--color-dark-hover));

        /* Shadow Variables (Adjusted for Dark Mode) */
        --shadow-sm: 0 1px 2px rgba(255, 255, 255, 0.05);
        --shadow-md: 0 4px 6px rgba(255, 255, 255, 0.1);
        --shadow-lg: 0 10px 15px rgba(255, 255, 255, 0.15);
    }
}

/* Global Styles */
body {
    font-family: 'Intro', Arial, sans-serif;
    font-weight: 400; /* Regular */
    font-size: 16px;
    line-height: 1.5;
    color: var(--color-text);
    background-color: var(--color-background);
    margin: 0;
}

.prehead {
    font-size: 1rem;
    font-weight: 400;
    margin-top: 0;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

/* Headings with Adjusted Sizes and Weights */
h1 {
    font-size: 2.5rem;
    font-weight: 400;
    margin-top: 0;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

h2 {
    font-size: 2rem;
    font-weight: 300;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

h3 {
    font-size: 1.75rem;
    font-weight: 600; /* Semi Bold */
}

h4 {
    font-size: 1.5rem;
    font-weight: 500; /* Medium */
}

h5 {
    font-size: 1.25rem;
    font-weight: 400; /* Regular */
}

h6 {
    font-size: 1rem;
    font-weight: 300; /* Light */
}

p {
    margin-bottom: 1rem;
}

a {
    color: var(--color-link);
    text-decoration: none;
    transition: color var(--transition-speed);
}

a:hover {
    color: var(--color-link-hover);
    text-decoration: underline;
}

/* Button Styles */
.btn {
    display: inline-block;
    font-family: 'Intro', Arial, sans-serif;
    font-weight: 500; /* Medium */
    text-align: center;
    vertical-align: middle;
    cursor: pointer;
    padding: 0.5rem 1rem;
    font-size: 1rem;
    line-height: 1.5;
    border-radius: 0.3rem;
    transition: all var(--transition-speed);
    box-shadow: var(--shadow-sm);
}

.btn:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

/* Solid Buttons */
.btn-primary {
    color: var(--color-background);
    background-color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
}

/* Outline Buttons */
.btn-outline-primary {
    color: var(--color-primary);
    background-color: transparent;
    border: 1px solid var(--color-primary);
}

.btn-outline-primary:hover {
    color: var(--color-background);
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-outline-secondary {
    color: var(--color-secondary);
    background-color: transparent;
    border: 1px solid var(--color-secondary);
}

.btn-outline-secondary:hover {
    color: var(--color-background);
    background-color: var(--color-secondary);
    border-color: var(--color-secondary);
}

/* Gradient Button */
.btn-gradient {
    color: var(--color-background);
    background-image: var(--gradient-primary);
    border: none;
}

.btn-gradient:hover {
    background-image: var(--gradient-primary-hover);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

/* Disabled Button */
.btn:disabled {
    opacity: 0.65;
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

/* Input Styles */
input,
textarea {
    font-family: 'Intro', Arial, sans-serif;
    font-weight: 400; /* Regular */
    font-size: inherit;
    color: var(--color-text);
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: 0.25rem;
    padding: 0.5rem 1rem;
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

input:focus,
textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 0.2rem rgba(210, 178, 79, 0.25);
    outline: none;
}

/* Gradient Background Section */
.section-gradient {
    background-image: var(--gradient-light);
    padding: 2rem;
    color: var(--color-text);
    box-shadow: var(--shadow-lg);
}

/* Additional Elements */
hr {
    border: 0;
    border-top: 1px solid var(--color-border);
    margin: 2rem 0;
}