/* ============================================
   Color Palette
   ============================================ */

:root {
    /* Brand Colors */
    --learn-pink: #e60073;
    --deep-charcoal: #1a1a1d;
    --electric-blue: #00b4d8;
    --crisp-white: #fefefe;
    --gunmetal: #3d3d3d;

    /* Dark Mode Brand Colors */
    --learn-pink-dark: #99004d;
    --deep-charcoal-dark: #fefefe;
    --electric-blue-dark: #007a92;
    --crisp-white-dark: #0d0d0e;
    --bg-primary: var(--crisp-white);
    --accent-primary: var(--electric-blue);
    --bg-main-navbar: var(--learn-pink);
    --bg-main-link-color: var(--crisp-white);
    --bg-main-link-hover: var(--deep-charcoal);
}

/* Dark Mode - respects system preference unless manually overridden */
@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --bg-primary: var(--crisp-white-dark);
        --accent-primary: var(--electric-blue-dark);
        --bg-main-navbar: var(--learn-pink-dark);
        --bg-main-link-color: var(--crisp-white);
    }
}

/* Manual Dark Mode Override */
[data-theme="dark"] {
    --bg-primary: var(--crisp-white-dark);
    --accent-primary: var(--electric-blue-dark);
    --bg-main-navbar: var(--learn-pink-dark);
    --bg-main-link-color: var(--crisp-white);
}

/* ============================================
   Base Styles
   ============================================ */

html {
    height: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    min-height: 100%;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--accent-primary);
    padding: 8px;
    text-decoration: none;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ============================================
   Navigation
   ============================================ */

#main-navbar {
    background-color: var(--bg-main-navbar);
}

#main-navbar .uk-navbar-nav>li>a {
    color: var(--bg-main-link-color);
}

#main-navbar .uk-navbar-nav>li>a:hover {
    color: var(--bg-main-link-hover);
}

#main-navbar.uk-navbar-container {
    box-shadow: 0 1px 3px var(--bg-main-link-hover);
}

.uk-navbar-item,
.uk-navbar-nav>li>a,
.uk-navbar-toggle {
    min-height: 60px;
}

.uk-navbar-right {
    padding-right: 20px;
}

.uk-navbar-item.uk-logo {
    display: flex;
    align-items: center;
    gap: 8px;
}

.uk-navbar-item.uk-logo img {
    display: block;
}

.uk-navbar-nav>li>a {
    color: var(--button-primary-text);
    font-weight: 600;
    text-transform: capitalize;
}

.uk-navbar-toggle {
    color: var(--crisp-white);
}

.theme-toggle {
    position: relative;
    width: 60px;
    height: 30px;
    background: var(--accent-primary);
    border-radius: 15px;
    cursor: pointer;
    transition: background 0.3s ease;
    margin-left: 12px;
    border: none;
    align-self: center;
}

.theme-toggle::before {
    background: var(--bg-primary);
    content: '';
    position: absolute;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    top: 3px;
    left: 3px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.theme-toggle.dark-mode::before {
    transform: translateX(30px);
}

.theme-toggle:hover {
    opacity: 0.8;
}

/* Mobile menu */
.uk-offcanvas-bar {
    background-color: var(--deep-charcoal);
    top: 61px; /* navbar Height is 60px */
    height: calc(100% - 61px);
}

.uk-offcanvas-bar .uk-nav-default>li>a:hover {
    color: var(--accent-primary);
}

.uk-offcanvas-bar .uk-nav li>a {
    color: var(--crisp-white);
    font-weight: 600;
}

.uk-offcanvas-bar .theme-toggle {
    margin: 12px 0;
}

.uk-nav-default .uk-nav-divider.uk-nav-divider {
    border-top-color: var(--crisp-white);
}

/* ============================================
   Hero Section
   ============================================ */

.uk-section-primary {
    padding: 80px 0;
}

/* ============================================
   Features Section
   ============================================ */

#courses .uk-card:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 8px 24px rgba(0, 180, 216, 0.15);
    transform: translateY(-4px);
}

.feature-icon {
    color: var(--accent-primary);
    margin-bottom: 20px;
}

.testimonial-card {
    border-left: 4px solid var(--accent-primary);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(26, 26, 29, 0.08);
    height: 100%;
}

/* ============================================
   Contact Section
   ============================================ */

#contact-form {
    background-color: rgba(254, 254, 254, 0.1);
    padding: 30px;
    border-radius: 12px;
    backdrop-filter: blur(10px);
}

#contact-form ul {
    list-style: none;
    padding-left: 1.25em;
}

#contact-form li::before {
    content: "\2713"; /* Unicode checkmark */
    color: var(--accent-primary);
    font-weight: 700;
    display: inline-block;
    width: 1.25em;
    margin-left: -1.25em;
}

/* ============================================
   Footer
   ============================================ */

.footer {
    background-color: var(--deep-charcoal);
    /* color: var(--text-inverse); */
    color: var(--crisp-white);
    padding: 40px 0;
    margin-top: 0;
}

.footer a {
    color: var(--crisp-white);
    transition: color 0.3s ease;
}

.footer a:hover {
    color: var(--electric-blue);
    text-decoration: none;
}

.my-badge {
    box-sizing: border-box;
    min-width: 36px;
    height: 18px;
    padding: 5px 5px;
    border-radius: 500px;
    vertical-align: middle;
    background: var(--gunmetal);
    color: var(--crisp-white);
    font-size: 11px;
    font-weight: bold;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    line-height: 0;
    border: 1px solid var(--learn-pink);
}

.my-badge:hover {
    text-decoration: none
}