/*
Theme Name: Samen Harskamp
Theme URI: https://samenharskamp.nl
Author: Stichting Samen Harskamp
Author URI: https://samenharskamp.nl
Description: Custom WordPress theme for Stichting Samen Harskamp - Koningsdag Harskamp. Features ACF-powered content management, sponsor carousel, 2-day program display, and Contact Form 7 integration.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.4
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: samen-harskamp
Tags: custom-theme, acf, responsive, koningsdag, event

This theme is designed for Stichting Samen Harskamp to showcase the annual Koningsdag event.
Features include:
- 2-day program display with responsive tabs/accordion
- Sponsor management via Custom Post Type
- Sponsor carousel and grid display
- ACF-powered content for all pages
- Contact Form 7 integration
*/

/* ==========================================================================
   CSS Variables
   ========================================================================== */
:root {
    /* Brand Colors - Samen Harskamp */
    --color-primary: #002448;         /* Primary Blue - dominant structural color */
    --color-primary-dark: #001a33;    /* Darker blue for hover states */
    --color-primary-light: #003366;   /* Lighter blue variant */
    --color-secondary: #f8a403;       /* Orange - CTA and highlights */
    --color-secondary-dark: #d68f00;  /* Darker orange for hover */
    --color-secondary-light: #ffb833; /* Lighter orange */
    --color-accent: #c2b49b;          /* Beige - subtle accents only */
    --color-accent-light: #d4c9b5;    /* Lighter beige */

    /* Neutrals */
    --color-white: #FFFFFF;
    --color-light: #F8F9FA;
    --color-gray-100: #F1F3F5;
    --color-gray-200: #E9ECEF;
    --color-gray-300: #DEE2E6;
    --color-gray-400: #CED4DA;
    --color-gray-500: #ADB5BD;
    --color-gray-600: #6C757D;
    --color-gray-700: #495057;
    --color-gray-800: #343A40;
    --color-gray-900: #212529;
    --color-black: #000000;

    /* Typography - Brand Fonts */
    --font-primary: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Baloo 2', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Font sizes */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* Container */
    --container-max: 1200px;
    --container-padding: 1rem;

    /* Border radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
}

/* ==========================================================================
   Base Reset & Typography
   ========================================================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-primary);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--color-gray-800);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-gray-900);
    margin-bottom: var(--space-4);
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

p {
    margin-bottom: var(--space-4);
}

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

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

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

/* ==========================================================================
   Layout
   ========================================================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

.section {
    padding-top: var(--space-16);
    padding-bottom: var(--space-16);
}

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

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

.section__title {
    font-family: var(--font-heading);
    text-align: center;
    margin-bottom: var(--space-12);
    color: var(--color-primary);
}

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
    background-color: var(--color-primary);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 100;
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) 0;
}

.site-logo {
    display: flex;
    align-items: center;
}

.site-logo__image {
    width: 60px;
    height: 60px;
    object-fit: contain;
    /* White logo expected on blue header - no background needed */
}

.site-logo__text {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-white);
    margin-left: var(--space-3);
}

/* Navigation */
.main-nav__list {
    display: flex;
    list-style: none;
    gap: var(--space-6);
}

.main-nav__link {
    font-weight: 600;
    color: var(--color-white);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    opacity: 0.9;
}

.main-nav__link:hover,
.main-nav__link:focus {
    color: var(--color-secondary);
    background-color: rgba(255, 255, 255, 0.1);
    opacity: 1;
}

.main-nav__link.current {
    color: var(--color-secondary);
    opacity: 1;
}

/* Mobile menu toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
}

.menu-toggle__bar {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-white);
    margin: 5px 0;
    transition: var(--transition-base);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    position: relative;
    overflow: hidden;
    background-color: var(--color-primary);
    color: var(--color-white);
    text-align: center;
    padding: var(--space-24) 0;
}

.hero__decoration {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 200px;
    height: 200px;
    pointer-events: none;
    opacity: 0.6;
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
}

.hero__logo {
    width: 180px;
    height: 180px;
    object-fit: contain;
    margin: 0 auto var(--space-10);
    /* NO background - white logo on blue background per brand guidelines */
    /* Adequate padding provided via margin */
}

.hero__title {
    font-family: var(--font-heading);
    font-size: var(--text-5xl);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.hero__text {
    font-size: var(--text-xl);
    max-width: 600px;
    margin: 0 auto var(--space-8);
    opacity: 0.95;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-primary);
    font-size: var(--text-base);
    font-weight: 700;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

/* Primary CTA - Orange (attention-grabbing) */
.btn--primary {
    background-color: var(--color-secondary);
    color: var(--color-primary);
    border-color: var(--color-secondary);
}

.btn--primary:hover,
.btn--primary:focus {
    background-color: var(--color-secondary-dark);
    border-color: var(--color-secondary-dark);
    color: var(--color-primary);
}

/* Secondary - Blue (structural) */
.btn--secondary {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn--secondary:hover,
.btn--secondary:focus {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: var(--color-white);
}

/* Outline on dark backgrounds - Orange border for CTA */
.btn--outline {
    background-color: transparent;
    color: var(--color-secondary);
    border-color: var(--color-secondary);
}

.btn--outline:hover,
.btn--outline:focus {
    background-color: var(--color-secondary);
    color: var(--color-primary);
}

/* Outline on light backgrounds - Blue */
.btn--outline-primary {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

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

/* Outline Orange on light backgrounds */
.btn--outline-secondary {
    background-color: transparent;
    color: var(--color-secondary-dark);
    border-color: var(--color-secondary);
}

.btn--outline-secondary:hover,
.btn--outline-secondary:focus {
    background-color: var(--color-secondary);
    color: var(--color-primary);
}

.btn--large {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-lg);
}

/* ==========================================================================
   Program Section
   ========================================================================== */
.program {
    background-color: var(--color-light);
}

.program__tabs {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}

.program__tab {
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--color-gray-600);
    background-color: var(--color-white);
    border: 2px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.program__tab:hover,
.program__tab:focus {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

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

.program__tab-date {
    display: block;
    font-family: var(--font-primary);
    font-size: var(--text-sm);
    font-weight: 400;
    margin-top: var(--space-1);
    opacity: 0.8;
}

.program__content {
    display: none;
}

.program__content.active {
    display: block;
}

.program__grid {
    display: grid;
    gap: var(--space-4);
}

/* Program Item */
.program-item {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-4);
    padding: var(--space-4);
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.program-item__time {
    font-weight: 700;
    color: var(--color-secondary-dark);
    white-space: nowrap;
    min-width: 100px;
}

.program-item__content {
    flex: 1;
}

.program-item__title {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--space-1);
}

.program-item__description {
    font-size: var(--text-sm);
    color: var(--color-gray-600);
    margin-bottom: var(--space-2);
}

.program-item__meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    font-size: var(--text-sm);
}

.program-item__location,
.program-item__category {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    color: var(--color-gray-500);
}

.program-item__category {
    background-color: var(--color-gray-100);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
}

/* Mobile Accordion */
.program__accordion {
    display: none;
}

.accordion__header {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-4);
    background-color: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 600;
    font-size: var(--text-lg);
    margin-bottom: var(--space-2);
}

.accordion__header::after {
    content: '+';
    font-size: var(--text-xl);
    transition: transform var(--transition-fast);
}

.accordion__header.active::after {
    content: '-';
}

.accordion__content {
    display: none;
    padding: var(--space-4);
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-4);
}

.accordion__content.active {
    display: block;
}

/* ==========================================================================
   Sponsors Carousel
   ========================================================================== */
.sponsors-carousel {
    padding: var(--space-16) 0;
}

.sponsors-carousel__wrapper {
    position: relative;
    overflow: hidden;
}

.sponsors-carousel .swiper {
    padding: var(--space-4) 0;
}

.sponsors-carousel .swiper-slide {
    display: flex;
    align-items: center;
    justify-content: center;
    height: auto;
}

.sponsor-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    min-height: 120px;
}

.sponsor-logo:hover,
.sponsor-logo:focus {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.sponsor-logo__image {
    max-width: 150px;
    max-height: 80px;
    width: auto;
    height: auto;
    object-fit: contain;
}

/* Swiper Navigation */
.swiper-button-prev,
.swiper-button-next {
    color: var(--color-primary);
    background-color: var(--color-white);
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.swiper-button-prev:hover,
.swiper-button-next:hover {
    background-color: var(--color-secondary);
    color: var(--color-primary);
}

.swiper-button-prev:focus,
.swiper-button-next:focus {
    outline: 2px solid var(--color-secondary);
    outline-offset: 2px;
}

.swiper-button-prev::after,
.swiper-button-next::after {
    font-size: var(--text-lg);
}

.swiper-pagination-bullet {
    background-color: var(--color-gray-400);
    opacity: 1;
}

.swiper-pagination-bullet-active {
    background-color: var(--color-secondary);
}

/* ==========================================================================
   Sponsors Grid (Sponsors Page)
   ========================================================================== */
.sponsors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-6);
}

.sponsors-grid--by-tier .sponsor-tier {
    margin-bottom: var(--space-12);
}

.sponsor-tier__title {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    color: var(--color-primary);
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-2);
    border-bottom: 3px solid var(--color-secondary);
}

.sponsor-tier--hoofdsponsor .sponsor-tier__title {
    color: var(--color-secondary-dark);
    border-bottom-color: var(--color-secondary);
}

.sponsor-tier--hoofdsponsor .sponsors-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.sponsor-tier--hoofdsponsor .sponsor-logo {
    min-height: 160px;
}

.sponsor-tier--hoofdsponsor .sponsor-logo__image {
    max-width: 220px;
    max-height: 120px;
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about {
    background-color: var(--color-white);
}

.about .section__title {
    color: var(--color-primary);
}

.about__content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about__text {
    font-size: var(--text-lg);
    color: var(--color-gray-700);
    line-height: 1.8;
}

.about__text p:last-child {
    margin-bottom: 0;
}

.about__cta {
    margin-top: var(--space-8);
}

/* ==========================================================================
   Contact Section / Page
   ========================================================================== */
.contact-section {
    background-color: var(--color-light);
}

.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
}

.contact__form-title {
    font-family: var(--font-heading);
    font-size: var(--text-2xl);
    color: var(--color-primary);
    margin-bottom: var(--space-6);
}

.contact__form {
    background-color: var(--color-white);
    padding: var(--space-8);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.contact__info {
    padding: var(--space-8);
}

.contact__info-title {
    font-family: var(--font-heading);
    font-size: var(--text-2xl);
    color: var(--color-primary);
    margin-bottom: var(--space-6);
}

.contact__info-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.contact__info-icon {
    width: 24px;
    height: 24px;
    color: var(--color-secondary);
    flex-shrink: 0;
}

.contact__info-text {
    color: var(--color-gray-700);
}

.contact__info-text a {
    color: var(--color-primary);
}

.contact__info-text a:hover,
.contact__info-text a:focus {
    color: var(--color-secondary-dark);
}

/* Social Links */
.social-links {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-6);
}

.social-links__item {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.social-links__item:hover,
.social-links__item:focus {
    background-color: var(--color-secondary);
    color: var(--color-primary);
    transform: translateY(-2px);
}

/* Contact Form 7 Styling */
.wpcf7-form label {
    display: block;
    font-weight: 500;
    color: var(--color-gray-700);
    margin-bottom: var(--space-2);
}

.wpcf7-form input[type="text"],
.wpcf7-form input[type="email"],
.wpcf7-form input[type="tel"],
.wpcf7-form textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    border: 2px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: var(--text-base);
    transition: border-color var(--transition-fast);
    margin-bottom: var(--space-4);
}

.wpcf7-form input:focus,
.wpcf7-form textarea:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px rgba(248, 164, 3, 0.15);
}

.wpcf7-form textarea {
    min-height: 150px;
    resize: vertical;
}

.wpcf7-form input[type="submit"] {
    background-color: var(--color-secondary);
    color: var(--color-primary);
    padding: var(--space-3) var(--space-8);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.wpcf7-form input[type="submit"]:hover,
.wpcf7-form input[type="submit"]:focus {
    background-color: var(--color-secondary-dark);
}

.wpcf7-form input[type="submit"]:focus {
    outline: 2px solid var(--color-secondary);
    outline-offset: 2px;
}

.wpcf7-response-output {
    margin-top: var(--space-4);
    padding: var(--space-4);
    border-radius: var(--radius-md);
}

.wpcf7-mail-sent-ok {
    background-color: #d4edda;
    border-color: #c3e6cb;
    color: #155724;
}

.wpcf7-validation-errors {
    background-color: #f8d7da;
    border-color: #f5c6cb;
    color: #721c24;
}

/* ==========================================================================
   Word Sponsor CTA Section
   ========================================================================== */
.become-sponsor {
    background-color: var(--color-secondary);
    color: var(--color-primary);
    text-align: center;
    padding: var(--space-16) 0;
}

.become-sponsor__title {
    font-family: var(--font-heading);
    color: var(--color-primary);
    margin-bottom: var(--space-4);
}

.become-sponsor__text {
    max-width: 600px;
    margin: 0 auto var(--space-8);
    font-size: var(--text-lg);
    color: var(--color-primary);
    opacity: 0.9;
}

/* CTA button on orange background - blue button */
.become-sponsor .btn {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.become-sponsor .btn:hover,
.become-sponsor .btn:focus {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
}

/* Sponsor Packages */
.sponsor-packages {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
    margin-top: var(--space-12);
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.sponsor-package {
    background-color: var(--color-white);
    color: var(--color-gray-800);
    padding: var(--space-8);
    border-radius: var(--radius-lg);
    text-align: left;
}

.sponsor-package__name {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    color: var(--color-primary);
    margin-bottom: var(--space-2);
}

.sponsor-package__price {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--space-4);
}

.sponsor-package__benefits {
    list-style: none;
}

.sponsor-package__benefits li {
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--color-gray-200);
}

.sponsor-package__benefits li:last-child {
    border-bottom: none;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
    background-color: var(--color-primary);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--space-12) 0 var(--space-6);
}

.footer__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-8);
}

.footer__section-title {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.footer__text {
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.7;
}

.footer__text a {
    color: var(--color-secondary);
    transition: color var(--transition-fast);
}

.footer__text a:hover,
.footer__text a:focus {
    color: var(--color-secondary-light);
}

.footer__nav-list {
    list-style: none;
}

.footer__nav-link {
    display: block;
    color: rgba(255, 255, 255, 0.75);
    padding: var(--space-1) 0;
    transition: color var(--transition-fast);
}

.footer__nav-link:hover,
.footer__nav-link:focus {
    color: var(--color-secondary);
}

.footer__bottom {
    padding-top: var(--space-6);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    text-align: center;
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.6);
}

.footer__logo {
    width: 80px;
    height: 80px;
    object-fit: contain;
    margin-bottom: var(--space-4);
    /* White logo on blue footer - no background needed */
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 992px) {
    :root {
        --text-5xl: 2.5rem;
        --text-4xl: 2rem;
    }

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

    .program__tabs-desktop {
        display: none;
    }

    .program__accordion {
        display: block;
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: 1.25rem;
    }

    .site-header__inner {
        flex-wrap: wrap;
    }

    .main-nav {
        display: none;
        width: 100%;
        order: 3;
        padding-top: var(--space-4);
        border-top: 1px solid rgba(255, 255, 255, 0.15);
        margin-top: var(--space-4);
    }

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

    .main-nav__list {
        flex-direction: column;
        gap: var(--space-2);
    }

    .main-nav__link {
        display: block;
        padding: var(--space-3);
        background-color: rgba(255, 255, 255, 0.05);
        border-radius: var(--radius-md);
    }

    .main-nav__link:hover,
    .main-nav__link:focus {
        background-color: rgba(255, 255, 255, 0.1);
    }

    .menu-toggle {
        display: block;
    }

    .hero {
        padding: var(--space-16) 0;
    }

    .hero__logo {
        width: 140px;
        height: 140px;
        margin-bottom: var(--space-8);
    }

    .hero__title {
        font-size: var(--text-3xl);
    }

    .section {
        padding-top: var(--space-12);
        padding-bottom: var(--space-12);
    }

    .sponsors-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-4);
    }

    .sponsor-logo {
        min-height: 100px;
        padding: var(--space-3);
    }

    .sponsor-logo__image {
        max-width: 120px;
        max-height: 60px;
    }

    h1 { font-size: var(--text-3xl); }
    h2 { font-size: var(--text-2xl); }
    h3 { font-size: var(--text-xl); }
}

@media (max-width: 480px) {
    .sponsors-grid {
        grid-template-columns: 1fr;
    }

    .sponsor-packages {
        grid-template-columns: 1fr;
    }

    .program-item {
        grid-template-columns: 1fr;
    }

    .program-item__time {
        margin-bottom: var(--space-2);
    }
}

/* ==========================================================================
   Accessibility
   ========================================================================== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-link {
    position: absolute;
    top: -100%;
    left: 0;
    background-color: var(--color-secondary);
    color: var(--color-primary);
    padding: var(--space-3) var(--space-6);
    z-index: 1000;
    transition: top var(--transition-fast);
    font-weight: 700;
}

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

*:focus {
    outline: 2px solid var(--color-secondary);
    outline-offset: 2px;
}

*:focus:not(:focus-visible) {
    outline: none;
}

*:focus-visible {
    outline: 2px solid var(--color-secondary);
    outline-offset: 2px;
}

/* ==========================================================================
   Scroll Animations
   ========================================================================== */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* Fade-in only (no movement) */
.animate-on-scroll--fade {
    transform: none;
}

/* Staggered animation delays for children */
.animate-on-scroll--stagger > * {
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 0.4s ease-out, transform 0.4s ease-out;
}

.animate-on-scroll--stagger.animated > *:nth-child(1) { transition-delay: 0ms; opacity: 1; transform: translateY(0); }
.animate-on-scroll--stagger.animated > *:nth-child(2) { transition-delay: 100ms; opacity: 1; transform: translateY(0); }
.animate-on-scroll--stagger.animated > *:nth-child(3) { transition-delay: 200ms; opacity: 1; transform: translateY(0); }
.animate-on-scroll--stagger.animated > *:nth-child(4) { transition-delay: 300ms; opacity: 1; transform: translateY(0); }
.animate-on-scroll--stagger.animated > *:nth-child(5) { transition-delay: 400ms; opacity: 1; transform: translateY(0); }
.animate-on-scroll--stagger.animated > *:nth-child(n+6) { transition-delay: 500ms; opacity: 1; transform: translateY(0); }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }

    /* Make animations instant for reduced motion */
    .animate-on-scroll,
    .animate-on-scroll--stagger > * {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */
@media print {
    .site-header,
    .site-footer,
    .menu-toggle,
    .btn,
    .swiper-button-prev,
    .swiper-button-next,
    .swiper-pagination {
        display: none;
    }

    body {
        font-size: 12pt;
        color: #000;
    }

    a {
        color: #000;
        text-decoration: underline;
    }

    .container {
        max-width: 100%;
        padding: 0;
    }
}