/* ==========================================================================
   CE3C - Canadian Environmental & Engineering Executives Conference
   ========================================================================== */

/* 1. Custom Properties
   ========================================================================== */
:root {
    --gold: #bb8d0a;
    --gold-dark: #9a7408;
    --dark-gray: #6a737b;
    --black: #000000;
    --white: #ffffff;
    --light-gray: #f6f6f6;
    --bg-light: #fcfcfc;
    --border: #e0e0e0;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 20px rgba(0, 0, 0, 0.15);
    --font-heading: 'Roboto', sans-serif;
    --font-nav: 'Raleway', sans-serif;
    --font-body: 'Roboto', sans-serif;
    --container: 1250px;
    --nav-height: 65px;
    --nav-height-shrink: 55px;
    --transition: 0.3s ease;
}

/* 2. Reset
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: #333;
    background: var(--white);
    -webkit-font-smoothing: antialiased;
}

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

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

a:hover {
    color: var(--gold-dark);
}

ul {
    list-style: none;
}

/* 3. Typography
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 900;
    line-height: 1.2;
    text-transform: uppercase;
    color: var(--black);
}

h1 { font-size: 2.5rem; margin-bottom: 1rem; }
h2 { font-size: 2rem; margin-bottom: 0.75rem; }
h3 { font-size: 1.5rem; margin-bottom: 0.5rem; }
h4 { font-size: 1.125rem; margin-bottom: 0.5rem; }

p {
    margin-bottom: 1rem;
    line-height: 1.7;
}

/* 4. Utilities
   ========================================================================== */
.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

.section-compact {
    padding: 12px 0;
}

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

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

.section-title {
    text-align: center;
    margin-bottom: 50px;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--gold);
    margin: 15px auto 0;
}

.text-center { text-align: center; }
.text-gold { color: var(--gold); }
.text-gray { color: var(--dark-gray); }

.btn {
    display: inline-block;
    padding: 12px 30px;
    border: 1px solid var(--gold);
    border-radius: 3px;
    background: var(--gold);
    color: var(--white);
    font-family: var(--font-nav);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all var(--transition);
}

.btn:hover {
    background: var(--dark-gray);
    border-color: var(--dark-gray);
    color: var(--white);
}

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

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

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

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

.skip-link {
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gold);
    color: var(--white);
    padding: 8px 16px;
    z-index: 10000;
    border-radius: 3px;
}

.skip-link:focus {
    top: 10px;
}

/* 5. Navigation
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    background: var(--white);
    box-shadow: var(--shadow);
    z-index: 1000;
    transition: height var(--transition), box-shadow var(--transition);
}

.navbar.scrolled {
    height: var(--nav-height-shrink);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav-logo img {
    height: 45px;
    transition: height var(--transition);
}

.navbar.scrolled .nav-logo img {
    height: 38px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0;
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 0 15px;
    height: var(--nav-height);
    font-family: var(--font-nav);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--dark-gray);
    letter-spacing: 0.5px;
    transition: color var(--transition);
}

.navbar.scrolled .nav-link {
    height: var(--nav-height-shrink);
}

.nav-link:hover,
.nav-link.active {
    color: var(--gold);
}

.nav-link svg {
    transition: transform var(--transition);
}

.nav-register {
    margin-left: 10px;
    padding: 8px 20px;
    height: auto;
    background: var(--gold);
    color: var(--white) !important;
    border: 2px solid var(--gold);
    border-radius: 3px;
}

.nav-register:hover {
    background: var(--gold-dark);
    border-color: var(--gold-dark);
    color: var(--white) !important;
}

.nav-cta {
    margin-left: 10px;
    padding: 8px 20px;
    height: auto;
    background: var(--white);
    color: var(--black) !important;
    border: 2px solid var(--white);
    border-radius: 3px;
}

.nav-cta:hover {
    background: var(--light-gray);
    border-color: var(--light-gray);
    color: var(--black) !important;
}

/* Dropdown */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background: var(--white);
    box-shadow: var(--shadow-lg);
    border-top: 2px solid var(--gold);
    opacity: 0;
    visibility: hidden;
    transform: translateY(5px);
    transition: all var(--transition);
    z-index: 100;
}

.has-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.has-dropdown:hover .nav-link svg {
    transform: rotate(180deg);
}

.dropdown-link {
    display: block;
    padding: 10px 20px;
    font-family: var(--font-nav);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--dark-gray);
    transition: all var(--transition);
}

.dropdown-link:hover {
    background: var(--light-gray);
    color: var(--gold);
}

.mobile-dropdown-menu {
    display: none;
}

/* Hamburger */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--dark-gray);
    transition: all var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* 6. Hero Sections
   ========================================================================== */
.hero {
    position: relative;
    padding: 140px 0 80px;
    background: var(--black);
    color: var(--white);
    text-align: center;
    overflow: hidden;
}

.hero-home {
    padding: 120px 0 100px;
    background: var(--black);
    min-height: 500px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

/* Hero slideshow */
.hero-slides {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease;
}

.hero-slide.active {
    opacity: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.55);
    z-index: 1;
}

/* Video embed */
.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    max-width: 800px;
    margin: 0 auto;
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 4px;
}

.hero h1 {
    color: var(--white);
    font-size: 2.8rem;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.8);
    max-width: 700px;
    margin: 0 auto 2rem;
}

.hero .btn {
    margin: 0 8px;
}

.hero-badge {
    display: inline-block;
    padding: 8px 24px;
    background: var(--gold);
    color: var(--white);
    font-family: var(--font-nav);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    border-radius: 3px;
    margin-bottom: 1.5rem;
}

.hero-date {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--gold);
    margin-bottom: 0.5rem;
}

.hero-location {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.7);
}

.hero-early-bird {
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 1.5rem;
    line-height: 1.4;
}

/* Page hero (inner pages) */
.page-hero {
    padding: 120px 0 50px;
    background: linear-gradient(135deg, #1a1a1a 0%, #333 100%);
    text-align: center;
}

.page-hero h1 {
    color: var(--white);
    margin-bottom: 0.5rem;
}

.page-hero p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.1rem;
}

/* 7. Testimonials
   ========================================================================== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 30px;
    display: flex;
    gap: 20px;
    align-items: flex-start;
    transition: box-shadow var(--transition);
}

.testimonial-card:hover {
    box-shadow: var(--shadow-lg);
}

.testimonial-photo {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.testimonial-content {
    flex: 1;
}

.testimonial-quote {
    font-style: italic;
    color: #555;
    margin-bottom: 12px;
    line-height: 1.6;
    font-size: 0.95rem;
}

.testimonial-quote::before {
    content: '\201C';
    font-size: 1.5rem;
    color: var(--gold);
    margin-right: 2px;
}

.testimonial-name {
    font-weight: 700;
    color: var(--black);
    font-size: 0.9rem;
}

.testimonial-title {
    font-size: 0.8rem;
    color: var(--dark-gray);
}

/* 8. Quick-Link Cards
   ========================================================================== */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.card {
    position: relative;
    border-radius: 4px;
    overflow: hidden;
    height: 280px;
    display: flex;
    align-items: flex-end;
}

.card img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.card:hover img {
    transform: scale(1.05);
}

.card-overlay {
    position: relative;
    z-index: 1;
    width: 100%;
    padding: 30px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
}

.card-overlay h3 {
    color: var(--white);
    margin-bottom: 8px;
}

.card-overlay a {
    color: var(--gold);
    font-family: var(--font-nav);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.card-overlay a:hover {
    color: var(--white);
}

/* 9. Speaker Rows
   ========================================================================== */
.speaker-row {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
    align-items: flex-start;
}

.speaker-row:last-child {
    margin-bottom: 0;
}

.speaker-row-photo {
    flex: 0 0 180px;
}

.speaker-row-photo img {
    width: 100%;
    border-radius: 4px;
}

.speaker-row-content {
    flex: 1;
}

.speaker-name {
    font-size: 1.1rem;
    font-weight: 900;
    text-transform: capitalize;
    margin-bottom: 4px;
}

.speaker-title {
    font-size: 1rem;
    color: var(--dark-gray);
    font-weight: 600;
    margin-bottom: 12px;
    line-height: 1.4;
}

.speaker-bio {
    font-size: 0.95rem;
    color: #555;
    line-height: 1.6;
}

/* 10. Gallery
   ========================================================================== */
.gallery-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.gallery-tab {
    padding: 10px 25px;
    border: 1px solid var(--dark-gray);
    border-radius: 3px;
    background: transparent;
    color: var(--dark-gray);
    font-family: var(--font-nav);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all var(--transition);
}

.gallery-tab:hover,
.gallery-tab.active {
    background: var(--gold);
    border-color: var(--gold);
    color: var(--white);
}

.gallery-year {
    display: none;
}

.gallery-year.active {
    display: block;
}

.gallery-day-title {
    font-size: 1.2rem;
    margin: 30px 0 15px;
    color: var(--dark-gray);
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 2px solid var(--border);
    padding-bottom: 8px;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 10px;
}

.gallery-item {
    position: relative;
    cursor: pointer;
    overflow: hidden;
    border-radius: 2px;
    aspect-ratio: 4/3;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.gallery-item:hover img {
    transform: scale(1.08);
}

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 9999;
    align-items: center;
    justify-content: center;
}

.lightbox.active {
    display: flex;
}

.lightbox-img {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 2px;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 30px;
    font-size: 2rem;
    color: var(--white);
    background: none;
    border: none;
    cursor: pointer;
    line-height: 1;
    opacity: 0.8;
    transition: opacity var(--transition);
}

.lightbox-close:hover {
    opacity: 1;
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 2.5rem;
    color: var(--white);
    background: none;
    border: none;
    cursor: pointer;
    padding: 20px;
    opacity: 0.7;
    transition: opacity var(--transition);
}

.lightbox-nav:hover {
    opacity: 1;
}

.lightbox-prev { left: 10px; }
.lightbox-next { right: 10px; }

.lightbox-counter {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

/* 11. Venue Sections
   ========================================================================== */
.venue-block {
    max-width: 800px;
    margin: 0 auto;
}

.venue-block-img {
    border-radius: 4px;
    box-shadow: var(--shadow);
    width: 100%;
    height: auto;
    max-height: 400px;
    object-fit: cover;
    margin-bottom: 20px;
}

.venue-name {
    font-size: 1.5rem;
    color: var(--gold);
    margin-bottom: 8px;
    text-transform: uppercase;
}

.venue-address {
    color: var(--dark-gray);
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.venue-date {
    font-weight: 700;
    color: var(--black);
    margin-bottom: 15px;
}

.venue-description {
    color: #555;
    line-height: 1.7;
}

/* 12. Sponsors
   ========================================================================== */
.sponsors-section {
    text-align: center;
    padding: 40px 0;
}

.sponsors-section h3 {
    color: var(--dark-gray);
    margin-bottom: 30px;
    font-size: 1rem;
    letter-spacing: 2px;
}

.sponsor-prime {
    max-width: 300px;
    margin: 0 auto 40px;
    background: var(--white);
    padding: 20px 30px;
    border-radius: 6px;
    box-shadow: var(--shadow);
}

.sponsor-organizer {
    max-width: 350px;
    margin: 0 auto 40px;
}

.sponsors-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    align-items: center;
    justify-items: center;
    max-width: 900px;
    margin: 0 auto;
}

.sponsor-logo {
    max-width: 160px;
    max-height: 80px;
    object-fit: contain;
    filter: grayscale(30%);
    opacity: 0.85;
    transition: all var(--transition);
}

.sponsor-logo:hover {
    filter: grayscale(0%);
    opacity: 1;
}

.supporting-grid {
    grid-template-columns: repeat(4, 1fr);
    max-width: 1000px;
}

/* 13. Contact Form
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-form .form-group {
    margin-bottom: 20px;
}

.contact-form label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--dark-gray);
    text-transform: uppercase;
    font-family: var(--font-nav);
    letter-spacing: 0.5px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: 3px;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color var(--transition);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--gold);
}

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

.contact-info-block h3 {
    color: var(--gold);
    margin-bottom: 15px;
}

.contact-info-block p {
    color: #555;
}

.contact-detail {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 20px;
}

.contact-detail svg {
    flex-shrink: 0;
    color: var(--gold);
    margin-top: 3px;
}

.form-status {
    padding: 12px;
    border-radius: 3px;
    margin-top: 10px;
    display: none;
}

.form-status.success {
    display: block;
    background: #e8f5e9;
    color: #2e7d32;
    border: 1px solid #c8e6c9;
}

.form-status.error {
    display: block;
    background: #fbe9e7;
    color: #c62828;
    border: 1px solid #ffcdd2;
}

/* 14. Footer
   ========================================================================== */
.footer {
    background: #1a1a1a;
    color: rgba(255, 255, 255, 0.7);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    padding-bottom: 40px;
}

.footer-logo {
    height: 50px;
    margin-bottom: 15px;
}

.footer-tagline {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 15px;
}

.footer-column h4 {
    color: var(--white);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
    margin-bottom: 15px;
}

.footer-column ul li {
    margin-bottom: 8px;
}

.footer-column a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    transition: color var(--transition);
}

.footer-column a:hover {
    color: var(--gold);
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 12px;
}

.footer-contact svg {
    flex-shrink: 0;
    color: var(--gold);
    margin-top: 3px;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 20px 0;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.4);
}

/* 15. About Page
   ========================================================================== */
.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-content p {
    font-size: 1.05rem;
    color: #444;
}

.about-images {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin: 40px 0;
}

.about-images img {
    border-radius: 4px;
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.insurance-box {
    background: var(--light-gray);
    border-left: 4px solid var(--gold);
    padding: 25px 30px;
    margin: 30px 0;
    border-radius: 0 4px 4px 0;
}

.insurance-box h3 {
    color: var(--gold);
    margin-bottom: 10px;
}

/* 16. Program Page
   ========================================================================== */
.program-downloads {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    max-width: 700px;
    margin: 0 auto;
}

.download-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 30px;
    text-align: center;
    transition: box-shadow var(--transition);
}

.download-card:hover {
    box-shadow: var(--shadow-lg);
}

.download-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
    color: var(--gold);
}

.download-card h3 {
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.download-card p {
    font-size: 0.9rem;
    color: var(--dark-gray);
    margin-bottom: 15px;
}

/* 16b. Program Page — 2027 Programme
   ========================================================================== */
.program-intro {
    max-width: 850px;
    margin: 0 auto;
    font-size: 1.1rem;
    color: #444;
    text-align: center;
}

.program-intro p {
    line-height: 1.8;
    margin-top: 0.25rem;
    margin-bottom: 0.25rem;
}

/* Day Headers */
.program-day-header {
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 3px solid var(--gold);
}

.program-day-label {
    display: inline-block;
    padding: 5px 16px;
    background: var(--gold);
    color: var(--white);
    font-family: var(--font-nav);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    border-radius: 3px;
    margin-bottom: 10px;
}

.program-day-header h2 {
    font-size: 1.8rem;
    margin-bottom: 0;
}

/* Programme Blocks */
.program-block {
    margin-bottom: 50px;
}

.program-block-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 20px;
}

.program-block-header h3 {
    margin-bottom: 0;
    font-size: 1.4rem;
}

.program-time-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--light-gray);
    border: 1px solid var(--border);
    border-radius: 3px;
    font-family: var(--font-nav);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--dark-gray);
}

/* Programme Callout Box */
.program-callout {
    background: var(--light-gray);
    border-left: 4px solid var(--gold);
    padding: 25px 30px;
    margin: 25px 0 35px;
    border-radius: 0 4px 4px 0;
}

.program-callout h4 {
    color: var(--gold);
    margin-bottom: 12px;
    font-size: 1.1rem;
}

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

/* Seminar Cards */
.program-seminar {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 30px 35px;
    margin-bottom: 25px;
    transition: box-shadow var(--transition);
}

.program-seminar:hover {
    box-shadow: var(--shadow-lg);
}

.program-seminar-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border);
}

.program-seminar-sponsor {
    flex-shrink: 0;
}

.program-sponsor-logo {
    max-width: 120px;
    max-height: 50px;
    object-fit: contain;
}

.program-seminar-header h4 {
    margin-bottom: 4px;
    font-size: 1.2rem;
}

.program-time {
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-nav);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gold);
}

.program-time svg {
    flex-shrink: 0;
}

.program-subtitle {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    font-style: italic;
    color: #333;
    margin-bottom: 15px;
    text-transform: none;
}

.program-topics {
    list-style: none;
    padding: 0;
    margin: 0 0 20px;
}

.program-topics li {
    position: relative;
    padding: 10px 0 10px 24px;
    color: #444;
    line-height: 1.7;
    border-bottom: 1px solid var(--light-gray);
}

.program-topics li:last-child {
    border-bottom: none;
}

.program-topics li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 18px;
    width: 8px;
    height: 8px;
    background: var(--gold);
    border-radius: 50%;
}

.program-topics li strong {
    color: var(--black);
}

/* Executive Exchange Cards */
.program-exchange {
    background: var(--white);
    border: 1px solid var(--border);
    border-top: 4px solid var(--gold);
    border-radius: 0 0 6px 6px;
    padding: 30px 35px;
    margin-bottom: 35px;
    transition: box-shadow var(--transition);
}

.program-exchange:hover {
    box-shadow: var(--shadow-lg);
}

.program-exchange-header {
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border);
}

.program-exchange-number {
    display: inline-block;
    padding: 4px 12px;
    background: var(--black);
    color: var(--white);
    font-family: var(--font-nav);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border-radius: 3px;
    margin-bottom: 8px;
}

.program-exchange-header h4 {
    font-size: 1.3rem;
    margin-bottom: 6px;
}

/* Keynote Card */
.program-keynote {
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    color: var(--white);
    border-radius: 6px;
    padding: 35px 40px;
    margin-bottom: 35px;
}

.program-keynote p {
    color: rgba(255, 255, 255, 0.85);
}

.program-keynote-header {
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.program-keynote-label {
    display: inline-block;
    padding: 4px 14px;
    background: var(--gold);
    color: var(--white);
    font-family: var(--font-nav);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border-radius: 3px;
    margin-bottom: 8px;
}

.program-keynote-header h4 {
    font-size: 1.3rem;
    color: var(--white);
    margin-bottom: 6px;
}

.program-keynote .program-time {
    color: var(--gold);
}

.program-keynote .program-topics li {
    color: rgba(255, 255, 255, 0.85);
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

.program-keynote .program-topics li strong {
    color: var(--white);
}

.program-keynote .program-topics li::before {
    background: var(--gold);
}

.program-keynote .program-subtitle {
    color: rgba(255, 255, 255, 0.9);
}

/* TBA / To Be Announced */
.program-tba {
    display: inline-block;
    padding: 8px 16px;
    background: var(--light-gray);
    border: 1px dashed var(--border);
    border-radius: 3px;
    font-style: italic;
    color: var(--dark-gray);
    font-size: 0.9rem;
}

.program-tba-inline {
    font-style: italic;
    color: var(--dark-gray);
}

.program-keynote .program-tba {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.6);
}

.program-keynote .program-tba-inline {
    color: rgba(255, 255, 255, 0.6);
}

/* 16c-extra. Program Opening Remarks & Presenter Card
   ========================================================================== */

/* Opening Remarks */
.program-opening-remarks {
    background: var(--white);
    border: 1px solid var(--border);
    border-left: 4px solid var(--gold);
    border-radius: 0 6px 6px 0;
    padding: 22px 30px;
    margin-bottom: 25px;
    transition: box-shadow var(--transition);
}

.program-opening-remarks:hover {
    box-shadow: var(--shadow-lg);
}

.program-opening-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.program-opening-header h3 {
    margin-bottom: 0;
    font-size: 1.3rem;
}

/* Presenter Card (inside seminar card) */
.program-presenter-card {
    display: flex;
    gap: 24px;
    align-items: flex-start;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.program-presenter-photo-wrap {
    flex-shrink: 0;
}

.program-presenter-photo {
    width: 100px;
    height: 100px;
    border-radius: 4px;
    object-fit: cover;
    border: 2px solid var(--gold);
}

.program-presenter-details {
    flex: 1;
}

.program-presenter-name {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 1.05rem;
    text-transform: uppercase;
    color: var(--black);
    margin-bottom: 2px;
}

.program-presenter-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--gold);
    margin-bottom: 4px;
}

.program-presenter-company {
    font-size: 0.9rem;
    color: var(--dark-gray);
    margin-bottom: 6px;
}

.program-presenter-address {
    font-size: 0.88rem;
    color: #555;
    margin-bottom: 6px;
}

.program-presenter-contact {
    font-size: 0.88rem;
    color: #555;
    margin-bottom: 0;
}

.program-presenter-contact a {
    color: var(--gold);
}

.program-presenter-contact a:hover {
    color: var(--gold-dark);
    text-decoration: underline;
}

@media (max-width: 600px) {
    .program-presenter-card {
        flex-direction: column;
    }

    .program-presenter-photo {
        width: 80px;
        height: 80px;
    }

    .program-opening-header {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* 16c. Program Keynote Speaker Attribution
   ========================================================================== */
.program-keynote-speaker {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.program-keynote-photo {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
    border: 2px solid var(--gold);
}

.program-keynote-speaker-name {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 1rem;
    text-transform: uppercase;
    color: var(--white);
    margin-bottom: 2px;
}

.program-keynote-speaker-title {
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.65);
    margin-bottom: 0;
}

/* 16d. Homepage Featured Keynote
   ========================================================================== */
.home-keynote {
    display: flex;
    gap: 40px;
    align-items: flex-start;
    max-width: 900px;
    margin: 0 auto;
}

.home-keynote-photo {
    flex: 0 0 200px;
}

.home-keynote-photo img {
    width: 100%;
    border-radius: 4px;
    box-shadow: var(--shadow-lg);
}

.home-keynote-content {
    flex: 1;
}

.home-keynote-label {
    display: inline-block;
    padding: 4px 14px;
    background: var(--gold);
    color: var(--white);
    font-family: var(--font-nav);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border-radius: 3px;
    margin-bottom: 12px;
}

.home-keynote-name {
    font-size: 1.6rem;
    font-weight: 900;
    text-transform: uppercase;
    margin-bottom: 4px;
    color: var(--black);
}

.home-keynote-title {
    font-size: 1rem;
    color: var(--dark-gray);
    font-weight: 600;
    margin-bottom: 16px;
}

@media (max-width: 768px) {
    .home-keynote {
        flex-direction: column;
    }

    .home-keynote-photo {
        flex: none;
        max-width: 220px;
    }
}

/* 17. Animations
   ========================================================================== */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* 18. Responsive
   ========================================================================== */
@media (max-width: 1024px) {
    .speaker-row-photo {
        flex: 0 0 160px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }

}

@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.6rem; }

    .section { padding: 50px 0; }

    /* Mobile nav */
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        width: 100%;
        height: calc(100vh - var(--nav-height));
        background: var(--white);
        flex-direction: column;
        align-items: stretch;
        padding: 20px;
        overflow-y: auto;
        transform: translateX(-100%);
        transition: transform var(--transition);
    }

    .nav-menu.active {
        transform: translateX(0);
    }

    .nav-link {
        height: auto;
        padding: 12px 0;
        border-bottom: 1px solid var(--border);
    }

    .nav-cta {
        margin: 15px 0 0;
        text-align: center;
    }

    .dropdown-menu {
        display: none;
    }

    .mobile-dropdown-menu {
        display: none;
        padding: 5px 0 5px 20px;
    }

    .has-dropdown.open .mobile-dropdown-menu {
        display: block;
    }

    .mobile-dropdown-menu li {
        margin-bottom: 8px;
    }

    .mobile-dropdown-menu a {
        font-size: 0.9rem;
        color: var(--dark-gray);
    }

    /* Hero */
    .hero-home {
        padding: 100px 0 60px;
        min-height: auto;
    }

    .hero h1 {
        font-size: 2rem;
    }

    /* Cards */
    .cards-grid {
        grid-template-columns: 1fr;
    }

    .card {
        height: 220px;
    }

    /* Testimonials */
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .testimonial-card {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    /* Speakers */
    .speaker-row {
        flex-direction: column;
    }

    .speaker-row-photo {
        flex: none;
        max-width: 300px;
    }

    /* Venues */

    /* Contact */
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    /* Sponsors */
    .sponsors-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    /* Gallery */
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }

    /* About */
    .about-images {
        grid-template-columns: 1fr;
    }

    .about-images img {
        height: 250px;
    }

    /* Program 2027 */
    .program-block-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .program-seminar {
        padding: 20px;
    }

    .program-seminar-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .program-exchange {
        padding: 20px;
    }

    .program-keynote {
        padding: 25px 20px;
    }

    .program-time {
        font-size: 0.8rem;
    }

    .program-callout {
        padding: 20px;
    }

    .program-day-header h2 {
        font-size: 1.4rem;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 1.6rem; }
    h2 { font-size: 1.3rem; }

    .container {
        padding: 0 15px;
    }

    .section { padding: 40px 0; }

    .hero-home { padding: 90px 0 50px; }
    .hero h1 { font-size: 1.6rem; }
    .hero p { font-size: 1rem; }

    .btn {
        display: block;
        margin: 8px 0;
        text-align: center;
    }

    .gallery-tabs {
        gap: 5px;
    }

    .gallery-tab {
        padding: 8px 15px;
        font-size: 12px;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 5px;
    }

    .sponsors-grid {
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }
}