/* ========================================
   HEADER COMPONENT - Navigation
   ======================================== */

.header {
    position: fixed;
    top: 19px;
    left: 50%;
    transform: translateX(-50%);
    z-index: var(--z-header);
    width: 1058px;
    max-width: calc(100% - 40px);
    height: 75px;
    max-height: 75px;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    padding: 10px 16px;
    gap: 21px;
    background: rgba(var(--color-primary-rgb), 0.05);
    border: 2px solid rgba(var(--color-primary-rgb), 0.1);
    border-radius: 48px;
    box-sizing: border-box;
    transition: background var(--transition-base), box-shadow var(--transition-base), backdrop-filter var(--transition-base);
}

.header--scrolled {
    background: rgba(var(--color-primary-rgb), 0.08);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    box-shadow: var(--shadow-md);
}

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

/* Logo */
.header__logo {
    display: flex;
    align-items: center;
    z-index: var(--z-overlay);
}

.header__logo-img {
    height: 38px;
    width: auto;
    object-fit: contain;
}

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

.header__nav-list {
    display: flex;
    align-items: center;
    gap: 21px;
}

.header__nav-link {
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 400;
    color: var(--color-primary);
    transition: color var(--transition-fast);
    position: relative;
    padding: var(--space-xs) 0;
}

.header__nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-base);
    border-radius: var(--radius-full);
}

.header__nav-link:hover::after,
.header__nav-link--active::after {
    width: 100%;
}

.header__nav-link:hover {
    color: var(--color-primary);
}

/* Actions droite */
.header__actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.header__community-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 41px;
    height: 41px;
    border-radius: 32px;
    transition: transform var(--transition-fast);
}

.header__community-btn:hover {
    transform: scale(1.05);
}

.header__discord-icon {
    width: 41px;
    height: 41px;
    border-radius: 32px;
}

.header__cta-btn {
    display: inline-flex;
    align-items: center;
    padding: 10px 20px;
    background-color: var(--color-primary);
    color: var(--color-text-white);
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 500;
    border-radius: 32px;
    white-space: nowrap;
    transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.header__cta-btn:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Theme Toggle */
.header__theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    /* larger for floating button */
    height: 60px;
    border-radius: 50%;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: all var(--transition-base);
    position: fixed;
    /* Floating */
    bottom: 30px;
    right: 30px;
    overflow: hidden;
    color: var(--color-primary);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
}

.header__theme-toggle:hover {
    transform: rotate(15deg) scale(1.1);
    background: var(--color-bg-light);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary-light);
}

.theme-toggle__icon {
    position: absolute;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.5s;
    pointer-events: none;
}

/* Dark Mode State - Slide and Rotate */
[data-theme="dark"] .theme-toggle__icon--light {
    opacity: 0;
    transform: translateY(15px) rotate(45deg);
}

[data-theme="dark"] .theme-toggle__icon--dark {
    opacity: 1;
    transform: translateY(0) rotate(0deg);
}

/* Light Mode State */
.theme-toggle__icon--light {
    opacity: 1;
    transform: translateY(0) rotate(0deg);
}

.theme-toggle__icon--dark {
    opacity: 0;
    transform: translateY(-15px) rotate(-45deg);
}

/* Annotation communauté */
.header__annotation {
    position: absolute;
    top: 40px;
    right: 155px;
    display: flex;
    align-items: flex-end;
    gap: 0;
    opacity: 1;
    transition: opacity 0.3s ease, transform 0.3s ease;
    pointer-events: none;
}

.header__annotation--hidden {
    opacity: 0;
    transform: translateY(-8px);
    pointer-events: none;
}

.header__annotation-text {
    font-family: 'Covered By Your Grace', cursive;
    font-weight: 400;
    font-style: normal;
    font-size: 14px;
    line-height: 120%;
    letter-spacing: 0%;
    color: var(--color-primary);
    white-space: nowrap;
    align-self: flex-end;
    margin-bottom: 5px;
    transform: translate(20px, 12px);
}

.header__annotation-arrow {
    width: 136px;
    height: auto;
    flex-shrink: 0;
}

/* Mobile menu actions - hidden on desktop */
.header__mobile-actions {
    display: none;
}

/* Burger menu mobile */
.header__burger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    z-index: var(--z-overlay);
}

.header__burger-line {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-primary);
    border-radius: var(--radius-full);
    transition: transform var(--transition-base), opacity var(--transition-fast);
}

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

.header__burger--active .header__burger-line:nth-child(2) {
    opacity: 0;
}

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

/* ========== RESPONSIVE ========== */

@media (max-width: 1024px) {
    .header {
        width: calc(100% - 40px);
        height: 66px;
        padding: 10px 14px;
    }

    .header__nav-list {
        gap: var(--space-lg);
    }

    .header__nav-link {
        font-size: 13px;
    }

    .header__annotation {
        display: none;
    }

    .header__logo-img {
        height: 38px;
    }

    .header__cta-btn {
        padding: 8px 16px;
        font-size: 13px;
    }
}

@media (max-width: 768px) {
    .header {
        width: calc(100% - 32px);
        height: 58px;
        padding: 8px 16px;
        top: 12px;
        border-radius: 32px;
    }

    .header__burger {
        display: flex;
    }

    /* ===== FULLSCREEN MOBILE MENU ===== */
    .header__nav {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        height: 100dvh;
        background: var(--color-bg);
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 48px;
        transform: translateX(100%);
        opacity: 0;
        transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.4s ease;
        z-index: var(--z-dropdown);
        padding: 100px 40px 60px;
        box-sizing: border-box;
    }

    .header__nav--open {
        transform: translateX(0);
        opacity: 1;
    }

    .header__nav-list {
        flex-direction: column;
        gap: 0;
        text-align: center;
        width: 100%;
        max-width: 320px;
    }

    .header__nav-list li {
        border-bottom: 1px solid rgba(var(--color-primary-rgb), 0.08);
    }

    .header__nav-list li:last-child {
        border-bottom: none;
    }

    .header__nav-link {
        font-family: var(--font-heading);
        font-size: 28px;
        font-weight: 500;
        color: var(--color-primary);
        padding: 20px 0;
        display: flex;
        align-items: center;
        justify-content: center;
        width: 100%;
        opacity: 0;
        transform: translateY(20px);
        transition: opacity 0.4s ease, transform 0.4s ease, color 0.2s ease;
    }

    .header__nav--open .header__nav-link {
        opacity: 1;
        transform: translateY(0);
    }

    /* Staggered animation for each link */
    .header__nav--open .header__nav-list li:nth-child(1) .header__nav-link { transition-delay: 0.08s; }
    .header__nav--open .header__nav-list li:nth-child(2) .header__nav-link { transition-delay: 0.14s; }
    .header__nav--open .header__nav-list li:nth-child(3) .header__nav-link { transition-delay: 0.20s; }
    .header__nav--open .header__nav-list li:nth-child(4) .header__nav-link { transition-delay: 0.26s; }
    .header__nav--open .header__nav-list li:nth-child(5) .header__nav-link { transition-delay: 0.32s; }
    .header__nav--open .header__nav-list li:nth-child(6) .header__nav-link { transition-delay: 0.38s; }

    .header__nav-link::after {
        display: none;
    }

    .header__nav-link--active {
        color: var(--color-primary);
        font-weight: 600;
    }

    /* ===== MOBILE MENU ACTIONS (CTA + Discord inside menu) ===== */
    .header__actions {
        display: none;
    }

    .header__mobile-actions {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 16px;
        width: 100%;
        max-width: 320px;
        opacity: 0;
        transform: translateY(16px);
        transition: opacity 0.4s ease 0.44s, transform 0.4s ease 0.44s;
    }

    .header__nav--open .header__mobile-actions {
        opacity: 1;
        transform: translateY(0);
    }

    .header__mobile-cta {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        width: 100%;
        padding: 16px 24px;
        background: var(--color-primary);
        color: var(--color-text-white);
        font-family: var(--font-heading);
        font-size: 18px;
        font-weight: 600;
        border-radius: 16px;
        text-decoration: none;
        transition: transform 0.2s ease, box-shadow 0.2s ease;
    }

    .header__mobile-cta:hover {
        transform: translateY(-2px);
        box-shadow: var(--shadow-lg);
    }

    .header__mobile-discord {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        width: 100%;
        padding: 14px 24px;
        background: rgba(var(--color-primary-rgb), 0.06);
        color: var(--color-primary);
        font-family: var(--font-heading);
        font-size: 16px;
        font-weight: 500;
        border-radius: 16px;
        text-decoration: none;
        border: 1.5px solid rgba(var(--color-primary-rgb), 0.1);
        transition: background 0.2s ease;
    }

    .header__mobile-discord:hover {
        background: rgba(var(--color-primary-rgb), 0.1);
    }

    .header__mobile-discord img {
        width: 24px;
        height: 24px;
        border-radius: 50%;
    }

    .header__annotation {
        display: none;
    }

    .header__logo-img {
        height: 32px;
    }
}

/* ========== DARK MODE ========== */

[data-theme="dark"] .header__cta-btn,
[data-theme="dark"] .header__mobile-cta {
    color: var(--color-on-primary);
}

[data-theme="dark"] .header__discord-icon,
[data-theme="dark"] .header__mobile-discord img {
    filter: brightness(0) invert(1) opacity(0.75);
}

[data-theme="dark"] .header__annotation-arrow {
    filter: brightness(0) invert(1) opacity(0.5);
}

@media (max-width: 480px) {
    .header {
        width: calc(100% - 20px);
        height: 50px;
        padding: 6px 12px;
        top: 8px;
        border-radius: 28px;
    }

    .header__logo-img {
        height: 26px;
    }

    .header__nav {
        padding: 90px 32px 48px;
        gap: 36px;
    }

    .header__nav-link {
        font-size: 24px;
        padding: 16px 0;
    }

    .header__mobile-cta {
        font-size: 16px;
        padding: 14px 20px;
        border-radius: 14px;
    }

    .header__mobile-discord {
        font-size: 15px;
        padding: 12px 20px;
        border-radius: 14px;
    }

    .header__theme-toggle {
        width: 48px;
        height: 48px;
        bottom: 20px;
        right: 20px;
    }
}