/*
Theme Name: K12 Youth Code
Theme URI: https://k12youthcode.com
Author: K12 Youth Code
Author URI: https://k12youthcode.com
Description: A clean, modern theme for K12 Youth Code - A coding competition platform for elementary and middle school students. Compatible with WooCommerce and LearnPress.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.9
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: k12youthcode
Tags: education, e-commerce, custom-colors, custom-logo, custom-menu, featured-images, theme-options
*/

/* ==========================================================================
   CSS Variables / Color Scheme
   ========================================================================== */
:root {
    --color-primary: #FF6B35;
    --color-secondary: #0ABAB5;
    --color-white: #FFFFFF;
    --color-black: #333333;
    --color-light-gray: #F8F9FA;
    --color-medium-gray: #E9ECEF;
    --color-dark-gray: #6C757D;
    --font-primary: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.2);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --transition: all 0.3s ease;
}

/* ==========================================================================
   Reset & Base Styles
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-black);
    background-color: var(--color-white);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    margin-top: 0;
    color: var(--color-black);
}

h1 { font-size: 2.75rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-top: 0;
    margin-bottom: 1rem;
}

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

a:hover {
    color: var(--color-primary);
}

img {
    max-width: 100%;
    height: auto;
}

/* ==========================================================================
   Layout
   ========================================================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.container-wide {
    max-width: 1400px;
}

.container-narrow {
    max-width: 800px;
}

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 20px;
    max-width: 1400px;
    margin: 0 auto;
}

.site-branding {
    display: flex;
    align-items: center;
    gap: 12px;
}

.site-logo img {
    max-height: 50px;
    width: auto;
}

.site-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
}

.site-title a {
    color: var(--color-black);
    text-decoration: none;
}

.site-title a:hover {
    color: var(--color-primary);
}

/* Navigation */
.main-navigation {
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 5px;
}

.nav-menu li {
    position: relative;
}

.nav-menu a {
    display: block;
    padding: 10px 15px;
    color: var(--color-black);
    font-weight: 500;
    font-size: 0.95rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-menu a:hover,
.nav-menu .current-menu-item a {
    color: var(--color-primary);
    background: rgba(255, 107, 53, 0.1);
}

/* Dropdown menus */
.nav-menu .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--color-white);
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-md);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    padding: 10px 0;
    list-style: none;
}

.nav-menu li:hover > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-menu .sub-menu a {
    padding: 8px 20px;
    font-size: 0.9rem;
}

/* Mobile menu toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    padding: 10px;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--color-black);
    margin: 5px 0;
    transition: var(--transition);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-white);
    padding: 100px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('assets/images/pattern.svg') repeat;
    opacity: 0.1;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.hero-subtitle {
    font-size: 1.4rem;
    margin-bottom: 30px;
    opacity: 0.95;
    font-weight: 400;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-image {
    position: relative;
    z-index: 1;
    margin-top: 40px;
    text-align: center;
}

.hero-image .hero-img {
    max-width: 100%;
    max-height: 500px;
    width: auto;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    object-fit: contain;
}

@media (max-width: 768px) {
    .hero-image .hero-img {
        max-height: 350px;
    }
}

@media (max-width: 480px) {
    .hero-image .hero-img {
        max-height: 250px;
    }
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-block;
    padding: 14px 32px;
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background: #e55a2b;
    border-color: #e55a2b;
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
    background: #089490;
    border-color: #089490;
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

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

.btn-outline-dark {
    background: transparent;
    color: var(--color-black);
    border-color: var(--color-black);
}

.btn-outline-dark:hover {
    background: var(--color-black);
    color: var(--color-white);
}

/* ==========================================================================
   Sections
   ========================================================================== */
.section {
    padding: 80px 0;
}

.section-light {
    background: var(--color-light-gray);
}

.section-dark {
    background: var(--color-black);
    color: var(--color-white);
}

.section-primary {
    background: var(--color-primary);
    color: var(--color-white);
}

.section-secondary {
    background: var(--color-secondary);
    color: var(--color-white);
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.section-subtitle {
    font-size: 1.15rem;
    color: var(--color-dark-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* ==========================================================================
   Cards
   ========================================================================== */
.card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-body {
    padding: 25px;
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: 10px;
}

.card-text {
    color: var(--color-dark-gray);
    margin-bottom: 15px;
}

/* Grid layouts */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.card-grid-2 {
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
}

/* ==========================================================================
   Features Section
   ========================================================================== */
.features-section {
    padding: 80px 20px;
    background: var(--color-light-gray);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
}

.feature-item {
    text-align: center;
    padding: 30px;
}

.feature-card {
    background: var(--color-white);
    padding: 35px 25px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.feature-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    color: var(--color-black);
}

.feature-card p {
    color: var(--color-dark-gray);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
}

.feature-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
}

.feature-title {
    font-size: 1.25rem;
    margin-bottom: 10px;
}

.feature-text {
    color: var(--color-dark-gray);
}

/* 6-column features grid */
.features-grid-6 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

@media (max-width: 992px) {
    .features-grid-6 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .features-grid-6 {
        grid-template-columns: 1fr;
    }
}

.feature-icon-primary {
    background: rgba(255, 107, 53, 0.1);
    color: var(--color-primary);
}

.feature-icon-secondary {
    background: rgba(10, 186, 181, 0.1);
    color: var(--color-secondary);
}

/* ==========================================================================
   Image Row Section
   ========================================================================== */
.imagerow-section {
    padding: 80px 20px;
    background: var(--color-light-gray);
}

.imagerow-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

@media (max-width: 768px) {
    .imagerow-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }
}

.imagerow-item {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.imagerow-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.imagerow-item a {
    display: block;
    color: inherit;
    text-decoration: none;
}

.imagerow-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
    background: var(--color-medium-gray);
}

.imagerow-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.imagerow-item:hover .imagerow-image img {
    transform: scale(1.05);
}

.imagerow-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-medium-gray);
    color: var(--color-dark-gray);
}

.imagerow-content {
    padding: 25px;
}

.imagerow-content h3 {
    font-size: 1.25rem;
    margin-bottom: 10px;
    color: var(--color-black);
}

.imagerow-content p {
    color: var(--color-dark-gray);
    font-size: 0.95rem;
    margin: 0;
    line-height: 1.6;
}

/* ==========================================================================
   Stats Section
   ========================================================================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    text-align: center;
}

.stat-item {
    padding: 30px;
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 1.1rem;
    color: var(--color-dark-gray);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
    background: var(--color-black);
    color: var(--color-white);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-widget h4 {
    color: var(--color-white);
    font-size: 1.1rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-widget h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 3px;
    background: var(--color-primary);
}

.footer-widget p {
    color: rgba(255,255,255,0.7);
}

.footer-widget ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-widget ul li {
    margin-bottom: 10px;
}

.footer-widget ul li a {
    color: rgba(255,255,255,0.7);
    transition: var(--transition);
}

.footer-widget ul li a:hover {
    color: var(--color-primary);
    padding-left: 5px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 20px 0;
    text-align: center;
    color: rgba(255,255,255,0.5);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    color: var(--color-white);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--color-primary);
    transform: translateY(-3px);
}

/* ==========================================================================
   Page Templates
   ========================================================================== */
.page-header {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
    color: var(--color-white);
    padding: 60px 20px;
    text-align: center;
}

.page-title {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.page-content {
    padding: 60px 0;
}

.entry-content {
    max-width: 800px;
    margin: 0 auto;
}

.entry-content h2 {
    color: var(--color-secondary);
    margin-top: 40px;
}

.entry-content h3 {
    color: var(--color-primary);
    margin-top: 30px;
}

/* ==========================================================================
   WooCommerce Styles
   ========================================================================== */
.woocommerce ul.products li.product {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: 20px;
    transition: var(--transition);
}

.woocommerce ul.products li.product:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.woocommerce ul.products li.product .woocommerce-loop-product__title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    color: var(--color-black);
}

.woocommerce ul.products li.product .price {
    color: var(--color-primary);
    font-weight: 700;
    font-size: 1.25rem;
}

.woocommerce a.button,
.woocommerce button.button,
.woocommerce input.button {
    background: var(--color-primary) !important;
    color: var(--color-white) !important;
    border-radius: var(--radius-md) !important;
    font-family: var(--font-primary) !important;
    font-weight: 600 !important;
    padding: 12px 24px !important;
    transition: var(--transition) !important;
}

.woocommerce a.button:hover,
.woocommerce button.button:hover,
.woocommerce input.button:hover {
    background: #e55a2b !important;
}

.woocommerce a.button.alt,
.woocommerce button.button.alt {
    background: var(--color-secondary) !important;
}

.woocommerce a.button.alt:hover,
.woocommerce button.button.alt:hover {
    background: #089490 !important;
}

/* ==========================================================================
   LearnPress Styles
   ========================================================================== */
.learn-press .course-item,
.learnpress .course-item {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: var(--transition);
}

.learn-press .course-item:hover,
.learnpress .course-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.learn-press .course-title,
.learnpress .course-title {
    font-family: var(--font-heading);
    color: var(--color-black);
}

/* ==========================================================================
   Forms
   ========================================================================== */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="search"],
input[type="tel"],
input[type="url"],
input[type="number"],
textarea,
select {
    width: 100%;
    padding: 12px 16px;
    font-family: var(--font-primary);
    font-size: 1rem;
    border: 2px solid var(--color-medium-gray);
    border-radius: var(--radius-md);
    transition: var(--transition);
    background: var(--color-white);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px rgba(10, 186, 181, 0.1);
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

/* ==========================================================================
   Responsive Styles
   ========================================================================== */
@media (max-width: 992px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .section {
        padding: 60px 0;
    }

    h1 { font-size: 2.25rem; }
    h2 { font-size: 1.85rem; }
}

@media (max-width: 768px) {
    .header-inner {
        flex-wrap: wrap;
    }

    .menu-toggle {
        display: block;
    }

    .main-navigation {
        width: 100%;
        display: none;
        padding-top: 20px;
    }

    .main-navigation.active {
        display: block;
    }

    .nav-menu {
        flex-direction: column;
        width: 100%;
    }

    .nav-menu .sub-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        padding-left: 20px;
    }

    .hero-section {
        padding: 60px 20px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .btn {
        width: 100%;
    }
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-white { color: var(--color-white); }
.text-dark { color: var(--color-black); }
.text-muted { color: var(--color-dark-gray); }

.bg-primary { background-color: var(--color-primary); }
.bg-secondary { background-color: var(--color-secondary); }
.bg-white { background-color: var(--color-white); }
.bg-light { background-color: var(--color-light-gray); }
.bg-dark { background-color: var(--color-black); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 30px; }
.mt-4 { margin-top: 40px; }
.mt-5 { margin-top: 50px; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }
.mb-4 { margin-bottom: 40px; }
.mb-5 { margin-bottom: 50px; }

.py-1 { padding-top: 10px; padding-bottom: 10px; }
.py-2 { padding-top: 20px; padding-bottom: 20px; }
.py-3 { padding-top: 30px; padding-bottom: 30px; }
.py-4 { padding-top: 40px; padding-bottom: 40px; }
.py-5 { padding-top: 50px; padding-bottom: 50px; }

.hidden { display: none; }
.visible { display: block; }

/* Screen reader text */
.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
    word-wrap: normal !important;
}