/* ============================================
   HEADER
============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 1000;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

/* Header toujours visible - pas de masquage au scroll */

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    z-index: 1001;
}

.logo img {
    height: 45px;
    width: auto;
}

.nav-desktop {
    display: none;
}

.nav-desktop ul {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.nav-desktop a {
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--gray-700);
    transition: color var(--transition-fast);
    position: relative;
    white-space: nowrap;
}

.nav-desktop a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--orange-velok);
    transition: width var(--transition-base);
}

.nav-desktop a:hover,
.nav-desktop a.active {
    color: var(--orange-velok);
}

.nav-desktop a:hover::after,
.nav-desktop a.active::after {
    width: 100%;
}

.header-cta {
    display: none !important;
}

/* Burger Menu */
/* ============================================
   BURGER BUTTON - MODERN CIRCLE STYLE
============================================ */
.burger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    z-index: 1002;
    padding: 0;
    background: var(--gray-100);
    border-radius: 50%;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
    gap: 5px;
}

.burger:hover {
    background: var(--orange-bg);
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(240, 120, 46, 0.2);
}

.burger.active {
    background: var(--orange-velok);
}

.burger span {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--gray-600);
    border-radius: 2px;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.3s ease,
                background 0.3s ease,
                width 0.3s ease;
    transform-origin: center;
}

.burger:hover span {
    background: var(--orange-velok);
}

.burger span:nth-child(1) {
    width: 18px;
}

.burger span:nth-child(2) {
    width: 12px;
}

.burger span:nth-child(3) {
    width: 18px;
}

.burger.active span {
    background: white;
    width: 18px;
}

.burger.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.burger.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.burger.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ============================================
   MOBILE NAVIGATION - MODERN STYLE
============================================ */
.nav-mobile {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(165deg, #FFFFFF 0%, #FFF8F5 50%, #FFF0E8 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 1100;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                visibility 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-mobile::before {
    content: '';
    position: absolute;
    top: 20%;
    right: -10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(240, 120, 46, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.nav-mobile::after {
    content: '';
    position: absolute;
    bottom: 10%;
    left: -5%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(240, 120, 46, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.nav-mobile.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.nav-mobile > ul {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    padding: 0;
    margin: 0;
    list-style: none;
    position: relative;
    z-index: 1;
}

.nav-mobile > ul > li {
    list-style: none;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.nav-mobile.active > ul > li {
    opacity: 1;
    transform: translateY(0);
}

.nav-mobile.active > ul > li:nth-child(1) { transition-delay: 0.1s; }
.nav-mobile.active > ul > li:nth-child(2) { transition-delay: 0.15s; }
.nav-mobile.active > ul > li:nth-child(3) { transition-delay: 0.2s; }
.nav-mobile.active > ul > li:nth-child(4) { transition-delay: 0.25s; }
.nav-mobile.active > ul > li:nth-child(5) { transition-delay: 0.3s; }

.nav-mobile a.nav-link-mobile {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--gray-700);
    transition: color 0.3s ease, transform 0.3s ease;
    display: block;
    padding: 0.75rem 1.5rem;
    text-align: center;
    letter-spacing: -0.02em;
    position: relative;
}

.nav-mobile a.nav-link-mobile::after {
    content: '';
    position: absolute;
    bottom: 0.5rem;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 30px;
    height: 2px;
    background: var(--orange-velok);
    border-radius: 2px;
    transition: transform 0.3s ease;
}

.nav-mobile a.nav-link-mobile:hover,
.nav-mobile a.nav-link-mobile:active {
    color: var(--orange-velok);
    transform: scale(1.05);
}

.nav-mobile a.nav-link-mobile:hover::after,
.nav-mobile a.nav-link-mobile:active::after {
    transform: translateX(-50%) scaleX(1);
}

.nav-mobile .btn-cta {
    margin-top: var(--space-2xl);
    font-size: 1rem;
    padding: 1rem 2.5rem;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease, background 0.3s ease;
}

.nav-mobile.active .btn-cta {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.35s;
}

/* Submenu mobile styling */
.nav-mobile .submenu-mobile {
    background: rgba(255, 255, 255, 0.7);
    border-radius: var(--radius-lg);
    margin-top: var(--space-xs);
    padding: var(--space-sm) 0;
}

.nav-mobile .submenu-mobile a {
    font-size: 1rem;
    font-weight: 400;
    color: var(--gray-600);
    padding: 0.5rem 1.5rem;
}

.nav-mobile .submenu-mobile a:hover {
    color: var(--orange-velok);
}

.nav-mobile .nav-link-mobile-wrapper {
    justify-content: center;
}

.nav-mobile .submenu-toggle svg {
    color: var(--gray-400);
    width: 18px;
    height: 18px;
}

/* ============================================
   HERO & MAP SECTION
============================================ */
.hero {
    padding-top: calc(var(--header-height) + var(--space-xl));
    padding-bottom: var(--space-xl);
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
}

.hero-content {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.hero-title {
    font-size: clamp(1.75rem, 5vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--space-md);
    color: var(--gray-900);
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* Stats Section - Below Map */
.stats-section {
    margin-top: var(--space-lg);
}

.stats {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    padding: var(--space-md) var(--space-lg);
    background: var(--gray-50);
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-200);
    min-width: 100px;
    flex: 1;
    max-width: 180px;
    cursor: default;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--orange-velok);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--gray-600);
    margin-top: var(--space-xs);
}

.stat-sublabel {
    font-size: 0.7rem;
    font-family: var(--font-family);
    color: var(--gray-600);
    margin-top: 2px;
}

/* ============================================
   REGISTRATION POINTS SECTION
============================================ */
.registration {
    padding: var(--space-3xl) 0;
    background: var(--white);
}

.registration-featured {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.registration-featured .registration-card {
    grid-column: 2;
}

.registration-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.registration-cta {
    text-align: center;
}

/* ============================================
   HOW TO USE SECTION
============================================ */
.howto {
    padding: var(--space-3xl) 0;
    background: var(--gray-50);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.howto-subsection {
    margin-bottom: var(--space-3xl);
}

.howto-subsection:last-child {
    margin-bottom: 0;
}

.subsection-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-900);
    text-align: center;
    margin-bottom: var(--space-xl);
}

.steps-grid-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

.steps-grid-3 {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

/* ============================================
   RULES SECTION
============================================ */
.rules {
    padding: var(--space-3xl) 0;
    background: var(--white);
}

.rules-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

/* ============================================
   FAQ SECTION
============================================ */
.faq {
    padding: var(--space-3xl) 0;
    background: var(--white);
}

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

/* ============================================
   CONTACT SECTION
============================================ */
.contact {
    padding: var(--space-3xl) 0;
    background: var(--gray-50);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    max-width: 700px;
    margin: 0 auto;
}

/* ============================================
   FOOTER
============================================ */
.footer {
    background: var(--gray-900);
    color: var(--white);
    padding: var(--space-2xl) 0 var(--space-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    text-align: center;
    margin-bottom: var(--space-xl);
}

.footer-logo img {
    height: 50px;
    margin: 0 auto;
    filter: brightness(0) invert(1);
}

.footer-nav ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md) var(--space-xl);
}

.footer-nav a {
    color: var(--gray-400);
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

.footer-nav a:hover {
    color: var(--orange-velok);
}

.footer-legal {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

.footer-legal a {
    color: var(--gray-500);
    font-size: 0.85rem;
    transition: color var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--white);
}

.footer-apps {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-lg);
    margin-top: var(--space-lg);
}

.footer-apps a {
    color: var(--gray-400);
    transition: color var(--transition-fast);
    display: inline-flex;
    align-items: center;
}

.footer-apps a:hover {
    color: var(--orange-velok);
}

.footer-apps svg {
    height: 40px;
    width: auto;
}

.footer-bottom {
    border-top: 1px solid var(--gray-800);
    padding-top: var(--space-lg);
    text-align: center;
}

.footer-copyright {
    color: var(--gray-500);
    font-size: 0.85rem;
}

/* ============================================
   DESKTOP SUBMENUS
============================================ */
.nav-desktop .has-submenu {
    position: relative;
}

.nav-desktop .submenu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--white);
    min-width: 200px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: var(--space-sm) 0;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--transition-fast), visibility var(--transition-fast);
    z-index: 1001;
    padding-top: var(--space-md);
}

/* Zone de transition invisible pour maintenir le hover */
.nav-desktop .submenu::before {
    content: '';
    position: absolute;
    top: calc(-1 * var(--space-sm));
    left: 0;
    right: 0;
    height: var(--space-md);
}

.nav-desktop .has-submenu:hover .submenu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.nav-desktop .submenu li {
    padding: 0;
}

.nav-desktop .submenu a {
    display: block;
    padding: var(--space-sm) var(--space-lg);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--gray-700);
    transition: background var(--transition-fast), color var(--transition-fast);
}

.nav-desktop .submenu a:hover {
    background: var(--gray-50);
    color: var(--orange-velok);
}

.nav-desktop .submenu a::after {
    display: none;
}

/* Nested submenus (3rd level) */
.nav-desktop .has-submenu-nested {
    position: relative;
}

.nav-desktop .has-submenu-nested > a {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-desktop .has-submenu-nested > a::after {
    content: '';
    display: block !important;
    width: 6px;
    height: 6px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(-45deg);
    margin-left: var(--space-sm);
}

.nav-desktop .submenu-nested {
    position: absolute;
    top: 0;
    left: 100%;
    background: var(--white);
    min-width: 200px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: var(--space-sm) 0;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--transition-fast), visibility var(--transition-fast);
    z-index: 1002;
}

.nav-desktop .has-submenu-nested:hover > .submenu-nested {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.nav-desktop .submenu-nested a {
    display: block;
    padding: var(--space-sm) var(--space-lg);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--gray-700);
}

.nav-desktop .submenu-nested a:hover {
    background: var(--gray-50);
    color: var(--orange-velok);
}

/* ============================================
   MOBILE SUBMENUS
============================================ */
.nav-link-mobile-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
}

.submenu-toggle {
    background: transparent;
    border: none;
    padding: var(--space-xs);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-fast);
}

.submenu-toggle svg {
    width: 20px;
    height: 20px;
    color: var(--gray-600);
    transition: transform var(--transition-fast);
}

.has-submenu-mobile.active .submenu-toggle svg {
    transform: rotate(180deg);
}

.submenu-mobile {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
    padding-left: 0;
}

.has-submenu-mobile.active > .submenu-mobile {
    max-height: 500px;
}

.submenu-mobile li {
    list-style: none;
}

.submenu-mobile a {
    font-size: 1rem;
    color: var(--gray-500);
    padding: var(--space-xs) var(--space-md);
}

/* ============================================
   RESPONSIVE - TABLET
============================================ */
@media (min-width: 768px) {
    .nav-desktop {
        display: block;
    }

    .header-cta {
        display: inline-flex !important;
    }

    .burger {
        display: none;
    }

    .nav-mobile {
        display: none !important;
    }

    #map {
        height: 550px;
    }

    .steps-grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }

    .steps-grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .rules-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: auto 1fr auto;
        text-align: left;
        align-items: center;
    }

    .footer-logo img {
        margin: 0;
    }

    .footer-nav ul {
        justify-content: center;
    }

    .footer-apps {
        grid-column: 1 / -1;
    }
}

/* ============================================
   RESPONSIVE - DESKTOP
============================================ */
@media (min-width: 1024px) {
    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    #map {
        height: 600px;
    }

    .steps-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .steps-grid-2 {
        grid-template-columns: repeat(2, 1fr);
        max-width: 800px;
        margin: 0 auto;
    }

    .steps-grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }

    .rules-grid {
        grid-template-columns: repeat(6, 1fr);
    }

    .registration-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ============================================
   RESPONSIVE - TABLET & MOBILE
============================================ */
@media (max-width: 768px) {
    .registration-featured {
        grid-template-columns: 1fr;
    }

    .registration-featured .registration-card {
        grid-column: auto;
    }

    .contact-form {
        padding: var(--space-md);
        overflow: hidden;
    }

    .contact-wrapper {
        padding: 0 var(--space-sm);
        box-sizing: border-box;
    }

    .form-row {
        display: block !important;
    }

    .form-row .form-group {
        margin-bottom: var(--space-lg) !important;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
    }

    .phone-input-wrapper {
        display: grid !important;
        grid-template-columns: 100px 1fr !important;
        gap: var(--space-xs);
        width: 100%;
    }

    .country-select {
        width: 100% !important;
        min-width: unset !important;
        max-width: unset !important;
        font-size: 0.85rem;
        padding: 0 0.25rem !important;
    }

    .phone-input-wrapper input[type="tel"] {
        width: 100% !important;
        min-width: unset !important;
    }
}

/* ============================================
   RESPONSIVE - SMALL MOBILE
============================================ */
@media (max-width: 480px) {
    .stats {
        flex-direction: column;
        align-items: center;
    }

    .stat-item {
        width: 100%;
        max-width: 200px;
    }

    .map-legend {
        flex-direction: column;
        gap: var(--space-xs);
    }

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