/* ============================================
   AAMEA Conference 2026 - Style principal
   ============================================ */

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--color-dark);
    background: var(--color-white);
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul, ol {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Boutons */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 14px;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    text-align: center;
}

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

.btn-primary:hover {
    background: var(--color-secondary);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(10, 47, 110, 0.3);
}

.btn-accent {
    background: var(--color-accent);
    color: var(--color-dark);
}

.btn-accent:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(255, 193, 7, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border: 2px solid var(--color-white);
}

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

/* ============================================
   HEADER
============================================ */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--color-white);
    box-shadow: 0 2px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.top-bar {
    background: var(--color-primary);
    color: var(--color-white);
    padding: 8px 0;
    font-size: 13px;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.top-bar-left {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.top-bar-left a {
    color: var(--color-white);
    opacity: 0.9;
}

.top-bar-left a:hover {
    opacity: 1;
    color: var(--color-accent);
}

.top-bar-left i {
    margin-right: 6px;
    color: var(--color-accent);
}

.top-bar-right {
    display: flex;
    gap: 20px;
    align-items: center;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    color: var(--color-white);
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
}

.social-links a:hover {
    background: var(--color-accent);
    color: var(--color-dark);
    transform: translateY(-2px);
}

.lang-switcher {
    display: flex;
    gap: 5px;
}

.lang-switcher a {
    color: var(--color-white);
    padding: 4px 10px;
    border-radius: 4px;
    font-weight: 600;
    font-size: 12px;
    opacity: 0.7;
}

.lang-switcher a.active,
.lang-switcher a:hover {
    background: var(--color-accent);
    color: var(--color-dark);
    opacity: 1;
}

.navbar {
    padding: 18px 0;
    background: var(--color-white);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    flex-wrap: nowrap;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
    white-space: nowrap;
}

.logo, .footer-logo {
    height: 50px;
    width: auto;
}

.logo-placeholder {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 24px;
}

.brand-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-primary);
    white-space: nowrap;
}

.nav-menu {
    display: flex;
    gap: 5px;
    align-items: center;
    flex-wrap: nowrap;
}

.nav-menu li {
    flex-shrink: 0;
}

.nav-menu li a {
    padding: 10px 14px;
    color: var(--color-dark);
    font-weight: 500;
    font-size: 14px;
    border-radius: 6px;
    position: relative;
    white-space: nowrap;
    display: inline-block;
}

.nav-menu li a:not(.btn-register):hover {
    color: var(--color-primary);
    background: var(--color-light-gray);
}

.nav-menu li a.btn-register {
    background: var(--color-accent);
    color: var(--color-dark);
    padding: 10px 22px;
    border-radius: 50px;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 13px;
    letter-spacing: 0.5px;
    margin-left: 10px;
    white-space: nowrap;
}

.nav-menu li a.btn-register:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 193, 7, 0.4);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-toggle span {
    width: 28px;
    height: 3px;
    background: var(--color-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

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

.mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.main-content {
    padding-top: 130px;
    min-height: 60vh;
}

/* ============================================
   HERO SECTION
============================================ */
.hero {
    position: relative;
    min-height: 90vh;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-white);
    overflow: hidden;
    display: flex;
    align-items: center;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 30%, rgba(255, 193, 7, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 80% 70%, rgba(21, 101, 192, 0.3) 0%, transparent 50%);
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    background-size: cover;
    background-position: center;
    opacity: 0.25;
}

.hero .container {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 80px 20px;
}

.hero-tag {
    display: inline-block;
    background: rgba(255, 193, 7, 0.2);
    color: var(--color-accent);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 24px;
    border: 1px solid rgba(255, 193, 7, 0.4);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
    text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.hero h1 .accent {
    color: var(--color-accent);
    display: block;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.3rem);
    margin-bottom: 32px;
    opacity: 0.95;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 300;
}

.hero-info {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.hero-info-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
}

.hero-info-item i {
    color: var(--color-accent);
    font-size: 20px;
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* Countdown */
.countdown {
    margin-top: 60px;
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.countdown-item {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 16px;
    padding: 20px 24px;
    min-width: 110px;
    text-align: center;
}

.countdown-number {
    display: block;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--color-accent);
    line-height: 1;
}

.countdown-label {
    display: block;
    margin-top: 8px;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.9;
}

/* ============================================
   SECTIONS
============================================ */
.section {
    padding: 100px 0;
}

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

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

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    color: var(--color-accent);
    font-weight: 700;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 16px;
    line-height: 1.2;
}

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

.section-subtitle {
    font-size: 18px;
    color: #666;
    max-width: 700px;
    margin: 0 auto;
}

.section-dark .section-subtitle {
    color: rgba(255,255,255,0.85);
}

/* ============================================
   KEY FIGURES
============================================ */
.key-figures {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.figure-card {
    background: var(--color-white);
    padding: 40px 20px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    border-top: 4px solid var(--color-accent);
}

.figure-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.12);
}

.figure-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 28px;
    margin-bottom: 20px;
}

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

.figure-label {
    color: #666;
    font-weight: 500;
    text-transform: uppercase;
    font-size: 13px;
    letter-spacing: 1px;
}

/* ============================================
   PILLARS / CARDS
============================================ */
.pillars-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.pillar-card {
    background: var(--color-white);
    padding: 40px 30px;
    border-radius: 16px;
    transition: all 0.3s ease;
    box-shadow: 0 5px 20px rgba(0,0,0,0.06);
    position: relative;
    overflow: hidden;
}

.pillar-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
}

.pillar-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.12);
}

.pillar-icon {
    width: 80px;
    height: 80px;
    background: var(--color-light-gray);
    border-radius: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: 32px;
    margin-bottom: 24px;
    transition: all 0.3s ease;
}

.pillar-card:hover .pillar-icon {
    background: var(--color-primary);
    color: var(--color-accent);
    transform: rotate(-5deg);
}

.pillar-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.pillar-desc {
    color: #666;
    line-height: 1.7;
}

/* ============================================
   SPEAKERS
============================================ */
.speakers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 30px;
}

.speaker-card {
    background: var(--color-white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.speaker-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.15);
}

.speaker-photo {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    background: var(--color-light-gray);
}

.speaker-photo-placeholder {
    width: 100%;
    aspect-ratio: 1;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    font-size: 60px;
}

.speaker-info {
    padding: 24px;
    text-align: center;
}

.speaker-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 6px;
}

.speaker-title {
    color: #666;
    font-size: 14px;
    margin-bottom: 8px;
}

.speaker-company {
    color: var(--color-accent);
    font-weight: 600;
    font-size: 13px;
}

.speaker-social {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 14px;
}

.speaker-social a {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--color-light-gray);
    color: var(--color-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

.speaker-social a:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

/* ============================================
   SPONSORS
============================================ */
.sponsors-band {
    background: var(--color-white);
    padding: 50px 0;
    border-top: 1px solid #eee;
    border-bottom: 1px solid #eee;
}

.sponsors-band-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 30px;
    align-items: center;
}

.sponsor-logo {
    text-align: center;
    padding: 20px;
    opacity: 0.7;
    transition: all 0.3s ease;
}

.sponsor-logo:hover {
    opacity: 1;
    transform: scale(1.05);
}

.sponsor-logo img {
    max-height: 60px;
    margin: 0 auto;
    filter: grayscale(100%);
    transition: all 0.3s ease;
}

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

.sponsor-level {
    background: var(--color-white);
    border-radius: 16px;
    padding: 30px;
    margin-bottom: 40px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.06);
}

.sponsor-level-title {
    text-align: center;
    color: var(--color-primary);
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--color-accent);
}

.sponsor-level-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
}

.sponsor-item {
    background: var(--color-light-gray);
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    transition: all 0.3s ease;
}

.sponsor-item:hover {
    background: var(--color-white);
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}

.sponsor-item img {
    max-height: 70px;
    margin: 0 auto 10px;
}

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

.program-tab {
    padding: 14px 28px;
    background: var(--color-white);
    border: 2px solid var(--color-light-gray);
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    color: var(--color-dark);
    transition: all 0.3s ease;
}

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

.program-day {
    display: none;
}

.program-day.active {
    display: block;
}

.program-item {
    background: var(--color-white);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 16px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.05);
    display: grid;
    grid-template-columns: 150px 1fr auto;
    gap: 24px;
    align-items: center;
    border-left: 4px solid var(--color-accent);
    transition: all 0.3s ease;
}

.program-item:hover {
    transform: translateX(5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

.program-time {
    color: var(--color-primary);
    font-weight: 700;
    font-size: 18px;
}

.program-content h4 {
    color: var(--color-dark);
    font-size: 18px;
    margin-bottom: 6px;
}

.program-content p {
    color: #666;
    font-size: 14px;
}

.program-tag {
    background: var(--color-light-gray);
    color: var(--color-primary);
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

/* ============================================
   FORMS
============================================ */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--color-dark);
    font-weight: 600;
    font-size: 14px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 15px;
    font-family: inherit;
    background: var(--color-white);
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(10, 47, 110, 0.1);
}

.form-group textarea {
    min-height: 130px;
    resize: vertical;
}

.form-container {
    max-width: 800px;
    margin: 0 auto;
    background: var(--color-white);
    padding: 50px;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
}

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

.news-card {
    background: var(--color-white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.06);
    transition: all 0.3s ease;
}

.news-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.12);
}

.news-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    background: var(--color-light-gray);
}

.news-image-placeholder {
    width: 100%;
    height: 220px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    font-size: 60px;
}

.news-content {
    padding: 24px;
}

.news-date {
    color: var(--color-accent);
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.news-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 12px;
    line-height: 1.3;
}

.news-excerpt {
    color: #666;
    font-size: 14px;
    margin-bottom: 18px;
}

.news-link {
    color: var(--color-primary);
    font-weight: 700;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.news-link:hover {
    color: var(--color-accent);
    gap: 12px;
}

/* ============================================
   FAQ
============================================ */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--color-white);
    border-radius: 12px;
    margin-bottom: 16px;
    overflow: hidden;
    box-shadow: 0 3px 12px rgba(0,0,0,0.05);
}

.faq-question {
    padding: 22px 24px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--color-primary);
    font-size: 16px;
}

.faq-question:hover {
    background: var(--color-light-gray);
}

.faq-question i {
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding: 0 24px;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 0 24px 22px;
}

.faq-answer p {
    color: #666;
    line-height: 1.8;
}

/* ============================================
   PAGE HEADER (pour pages internes)
============================================ */
.page-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-white);
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 50%, rgba(255, 193, 7, 0.15) 0%, transparent 70%);
}

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

.page-header h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 16px;
}

.breadcrumb {
    display: inline-flex;
    gap: 12px;
    align-items: center;
    background: rgba(255,255,255,0.1);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 14px;
}

.breadcrumb a {
    color: var(--color-accent);
}

/* ============================================
   FOOTER
============================================ */
.main-footer {
    background: var(--color-dark);
    color: var(--color-white);
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.footer-col h3 {
    color: var(--color-accent);
    margin-bottom: 12px;
    font-size: 22px;
}

.footer-col h4 {
    color: var(--color-accent);
    margin-bottom: 20px;
    font-size: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.footer-col ul li a {
    color: rgba(255,255,255,0.7);
    font-size: 14px;
}

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

.footer-tagline {
    color: rgba(255,255,255,0.7);
    font-size: 14px;
    margin: 16px 0;
    line-height: 1.7;
}

.footer-motto {
    color: var(--color-accent);
    font-size: 14px;
    font-style: italic;
}

.contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: rgba(255,255,255,0.7);
}

.contact-list li i {
    color: var(--color-accent);
    margin-top: 4px;
}

.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.footer-social a {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
}

.footer-social a:hover {
    background: var(--color-accent);
    color: var(--color-dark);
    transform: translateY(-3px);
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    color: rgba(255,255,255,0.6);
    font-size: 13px;
}

.footer-logo {
    height: 60px;
    margin-bottom: 16px;
}

/* ============================================
   SCROLL TO TOP
============================================ */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--color-accent);
    color: var(--color-dark);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 18px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-5px);
}

/* ============================================
   FLASH MESSAGES
============================================ */
.flash-message {
    position: fixed;
    top: 140px;
    right: 30px;
    padding: 16px 24px;
    border-radius: 8px;
    color: var(--color-white);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
    z-index: 9999;
    animation: slideIn 0.4s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    max-width: 400px;
}

.flash-success {
    background: #10b981;
}

.flash-error {
    background: #ef4444;
}

@keyframes slideIn {
    from { transform: translateX(120%); }
    to { transform: translateX(0); }
}

/* ============================================
   WHY PARTICIPATE
============================================ */
.why-participate {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.why-card {
    text-align: center;
    padding: 30px 20px;
}

.why-card-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    font-size: 32px;
    margin-bottom: 20px;
}

.why-card h3 {
    color: var(--color-primary);
    margin-bottom: 12px;
    font-size: 20px;
}

.why-card p {
    color: #666;
}

/* ============================================
   RESPONSIVE
============================================ */
@media (max-width: 1200px) {
    .nav-menu {
        gap: 2px;
    }
    .nav-menu li a {
        padding: 10px 10px;
        font-size: 13px;
    }
    .nav-menu li a.btn-register {
        padding: 10px 18px;
        font-size: 12px;
    }
    .brand-name {
        font-size: 16px;
    }
}

@media (max-width: 992px) {
    .top-bar {
        font-size: 12px;
    }
    
    .top-bar .container {
        flex-direction: column;
        align-items: center;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        padding: 100px 30px 30px;
        gap: 10px;
        box-shadow: -5px 0 30px rgba(0,0,0,0.15);
        transition: right 0.3s ease;
        align-items: stretch;
        overflow-y: auto;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu li {
        width: 100%;
    }
    
    .nav-menu li a {
        display: block;
        padding: 12px 16px;
    }
    
    .nav-menu li a.btn-register {
        margin: 10px 0 0;
        text-align: center;
    }
    
    .main-content {
        padding-top: 140px;
    }
    
    .program-item {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .form-container {
        padding: 30px 20px;
    }
    
    .section {
        padding: 70px 0;
    }
    
    .hero {
        min-height: 80vh;
    }
    
    .hero-info {
        gap: 20px;
    }
    
    .countdown {
        gap: 10px;
    }
    
    .countdown-item {
        min-width: 80px;
        padding: 15px;
    }
}

@media (max-width: 576px) {
    .top-bar-left {
        flex-direction: column;
        gap: 5px;
        text-align: center;
    }
    
    .hero .container {
        padding: 60px 20px;
    }
    
    .hero-cta {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
    }
    
    .countdown-item {
        min-width: 70px;
        padding: 12px;
    }
    
    .scroll-top {
        bottom: 20px;
        right: 20px;
        width: 42px;
        height: 42px;
    }
}