html {
    height: 100%;
    scroll-behavior: smooth;
}

:root {
    --accent-cyan: #38bdf8;
    --accent-violet: #818cf8;
    --accent-green: #34d399;
    --color-action: var(--accent-cyan);
    --color-info: var(--accent-violet);
    --color-success: var(--accent-green);
    --color-text-primary: #f8fdff;
    --color-text-secondary: rgba(186, 230, 253, 0.86);
    --color-text-muted: rgba(186, 230, 253, 0.78);
    --color-border-soft: rgba(125, 211, 252, 0.18);
    --color-border-strong: rgba(125, 211, 252, 0.28);
    --section-eyebrow-color: var(--accent-cyan);
    --section-eyebrow-glow: rgba(56, 189, 248, 0.45);
    --section-underline-start: var(--accent-cyan);
    --section-underline-end: rgba(34, 211, 238, 0.95);
    --section-underline-glow: rgba(56, 189, 248, 0.5);
    --section-pad-top: 6rem;
    --section-pad-bottom: 7rem;
    --section-pad-top-mobile: 4rem;
    --section-pad-bottom-mobile: 5rem;
    --section-heading-gap: 2.6rem;
    --section-inline-pad: 2rem;
    --section-inline-pad-md: 1.2rem;
    --section-inline-pad-sm: 1rem;
    --content-max-xl: 1100px;
    --content-max-lg: 980px;
    --nav-sticky-offset: 72px;
    --section-block-gap: 2.6rem;
    --section-title-top-offset: 0.4rem;
    --reveal-distance: 16px;
    --reveal-duration: 500ms;
    --reveal-easing: ease;
}

body {
    min-height: 100%;
    overflow-x: hidden;
}

.skip-link {
    position: absolute;
    top: -100px;
    left: 1rem;
    z-index: 200;
    padding: 0.55rem 0.8rem;
    border-radius: 8px;
    border: 1px solid rgba(125, 211, 252, 0.48);
    background: rgba(5, 15, 27, 0.96);
    color: #d9f7ff;
    text-decoration: none;
    font-weight: 700;
    letter-spacing: 0.03em;
}

.skip-link:focus {
    top: 0.9rem;
}

section[id] {
    scroll-margin-top: calc(var(--nav-sticky-offset) + 0.8rem);
}

body::-webkit-scrollbar {
    width: 10px;
}

body::-webkit-scrollbar-track {
    background: rgba(3, 11, 20, 0.9);
}

body::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, rgba(56, 189, 248, 0.55), rgba(34, 211, 238, 0.45));
    border-radius: 999px;
    border: 2px solid rgba(3, 11, 20, 0.9);
}

@keyframes gradient-shift {
    0% {
        background-position: 0% center;
    }
    50% {
        background-position: 100% center;
    }
    100% {
        background-position: 0% center;
    }
}

@keyframes trailing-glow {
    0% {
        box-shadow: 0 0 12px rgba(56, 189, 248, 0.35);
    }
    50% {
        box-shadow: 0 0 28px rgba(56, 189, 248, 0.65), 0 0 16px rgba(34, 211, 238, 0.5), inset 0 0 16px rgba(34, 211, 238, 0.4);
    }
    100% {
        box-shadow: 0 0 12px rgba(56, 189, 248, 0.35);
    }
}

/* === Underline spotlight sweep === */
@keyframes ul-bar-reveal {
    from { opacity: 0.22; }
    to   { opacity: 1; }
}

@keyframes ul-sweep-loop {
    0%   { background-position: -40px 0; opacity: 1; }
    11%  { background-position: calc(100% + 40px) 0; opacity: 0; }
    100% { background-position: -40px 0; opacity: 0; }
}

body {
    scrollbar-width: thin;
    scrollbar-color: rgba(56, 189, 248, 0.55) rgba(3, 11, 20, 0.9);
}

.back-to-top-fab {
    position: fixed;
    right: 1rem;
    bottom: 1rem;
    width: 44px;
    height: 44px;
    border: 1px solid rgba(56, 189, 248, 0.38);
    border-radius: 50%;
    background: rgba(6, 18, 31, 0.92);
    color: #67e8f9;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35), 0 0 12px rgba(56, 189, 248, 0.22);
    opacity: 0;
    transform: translateY(10px) scale(0.96);
    pointer-events: none;
    z-index: 115;
    transition: opacity 0.2s ease, transform 0.2s ease, background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.project-status-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    min-height: 28px;
    padding: 0.22rem 0.72rem;
    border-radius: 999px;
    border: 1px solid rgba(125, 211, 252, 0.24);
    background: rgba(56, 189, 248, 0.12);
    color: #d9f7ff;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    line-height: 1;
}

.project-status-list {
    display: inline-flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.project-status-badge--en-cours {
    background: rgba(251, 191, 36, 0.14);
    border-color: rgba(251, 191, 36, 0.32);
    color: #fde68a;
}

.project-status-badge--termine {
    background: rgba(52, 211, 153, 0.12);
    border-color: rgba(52, 211, 153, 0.32);
    color: #86efac;
}

.project-status-badge--en-pause {
    background: rgba(148, 163, 184, 0.16);
    border-color: rgba(148, 163, 184, 0.28);
    color: #cbd5e1;
}

.project-status-badge--prototype {
    background: rgba(168, 85, 247, 0.16);
    border-color: rgba(168, 85, 247, 0.28);
    color: #e9d5ff;
}

.project-status-badge--archive {
    background: rgba(100, 116, 139, 0.16);
    border-color: rgba(100, 116, 139, 0.26);
    color: #cbd5e1;
}

.project-status-badge--en-maintenance {
    background: rgba(59, 130, 246, 0.14);
    border-color: rgba(59, 130, 246, 0.28);
    color: #bfdbfe;
}

.project-status-badge--a-relancer {
    background: rgba(249, 115, 22, 0.14);
    border-color: rgba(249, 115, 22, 0.3);
    color: #fdba74;
}

.back-to-top-fab.is-visible {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.back-to-top-fab:hover,
.back-to-top-fab:focus-visible {
    background: rgba(26, 63, 95, 0.95);
    color: #d9f7ff;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.42), 0 0 16px rgba(56, 189, 248, 0.3);
    outline: none;
}

.back-to-top-fab i {
    font-size: 0.88rem;
    line-height: 1;
}

@media (min-width: 992px) {
    .back-to-top-fab {
        display: none;
    }
}

.reveal-on-scroll {
    opacity: 0;
    transform: translateY(var(--reveal-distance));
    transition: opacity var(--reveal-duration) var(--reveal-easing), transform var(--reveal-duration) var(--reveal-easing);
    transition-delay: var(--reveal-delay, 0ms);
    will-change: opacity, transform;
}

.reveal-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

body.scroll-cinematic {
    --reveal-distance: 12px;
    --reveal-duration: 420ms;
    --reveal-easing: cubic-bezier(0.22, 0.61, 0.36, 1);
}

img,
svg,
video {
    max-width: 100%;
    height: auto;
}

/*-------*/

header {
    height: 100vh;
    color: aliceblue;
    position: relative;
    overflow: hidden;
}

header > :not(#canvas):not(.primary-nav) {
    position: relative;
    z-index: 1;
}

.logo {
    line-height: 1;
    color: #e6f7ff;
    font-weight: 700;
    font-size: 0.92rem;
    letter-spacing: 0.06em;
    text-decoration: none;
    white-space: nowrap;
}

.logo #text2 {
    margin-left: 0.28rem;
}

.primary-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    min-height: 70px;
    z-index: 100;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 1rem;
    padding: 0.85rem 1.6rem;
    transition: background 0.3s ease, border-color 0.3s ease, backdrop-filter 0.3s ease;
}

.menu {
    justify-self: center;
}

.logo {
    justify-self: start;
}

.primary-nav ul {
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.15rem;
    padding: 0.35rem 0.45rem;
    margin: 0;
    border: 1px solid rgba(125, 211, 252, 0.2);
    border-radius: 999px;
    background: rgba(6, 18, 31, 0.55);
    backdrop-filter: blur(10px);
    transition: background 0.3s ease, border-color 0.3s ease;
}

.primary-nav.black {
    background: rgba(5, 15, 27, 0.78);
    border-bottom: 1px solid rgba(125, 211, 252, 0.2);
    backdrop-filter: blur(12px);
}

.primary-nav ul li {
    display: inline-flex;
}

.primary-nav ul li a {
    text-decoration: none;
    color: rgba(186, 230, 253, 0.9);
    font-size: 0.82rem;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    font-weight: 700;
    padding: 0.38rem 0.68rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    background: rgba(255, 255, 255, 0.06);
    transition: color 0.18s ease, background 0.18s ease, border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.primary-nav ul li a:hover,
.primary-nav ul li a:focus-visible {
    color: #fff;
    background: rgba(56, 189, 248, 0.14);
    border-color: rgba(125, 211, 252, 0.45);
    transform: translateY(-1px);
    outline: none;
}

.primary-nav ul li a.is-active,
.primary-nav ul li a[aria-current="page"] {
    color: #67e8f9;
    background: linear-gradient(90deg, rgba(56, 189, 248, 0.32), rgba(34, 211, 238, 0.22));
    border-color: rgba(103, 232, 249, 0.75);
    font-weight: 700;
    box-shadow: 0 0 10px rgba(56, 189, 248, 0.2);
}

.nav-social {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    justify-self: end;
    flex-shrink: 0;
}

.nav-social a {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 1px solid rgba(125, 211, 252, 0.24);
    background: rgba(56, 189, 248, 0.1);
    color: #67e8f9;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.nav-social a:hover,
.nav-social a:focus-visible {
    background: rgba(56, 189, 248, 0.24);
    transform: translateY(-1px);
    box-shadow: 0 0 12px rgba(56, 189, 248, 0.28);
    color: #bae6fd;
}

.menu-icon {
    line-height: 1;
    border: 1px solid rgba(125, 211, 252, 0.24);
    background: rgba(6, 18, 31, 0.7);
    border-radius: 10px;
    width: 40px;
    height: 40px;
    padding: 0;
    cursor: pointer;
    color: #d9f7ff;
    display: none;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

/* Bouton CV dans la navbar desktop */
.nav-cv-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    height: 34px;
    width: 34px;
    border-radius: 50%;
    border: 1px solid rgba(56, 189, 248, 0.5);
    background: rgba(56, 189, 248, 0.14);
    color: #67e8f9;
    font-size: 0.88rem;
    text-decoration: none;
    transition: background 0.2s, transform 0.2s, box-shadow 0.2s, color 0.2s, border-color 0.2s;
}
.nav-cv-btn:hover,
.nav-cv-btn:focus-visible {
    background: rgba(56, 189, 248, 0.28);
    transform: translateY(-1px);
    box-shadow: 0 0 14px rgba(56, 189, 248, 0.32);
    color: #bae6fd;
    text-decoration: none;
}

.nav-cv-btn::after {
    content: attr(data-tooltip);
    position: absolute;
    left: 50%;
    bottom: calc(100% + 10px);
    transform: translateX(-50%) translateY(4px);
    padding: 0.24rem 0.5rem;
    border-radius: 7px;
    border: 1px solid rgba(125, 211, 252, 0.2);
    background: rgba(6, 18, 31, 0.94);
    color: #d9f7ff;
    font-size: 0.64rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.nav-cv-btn:hover::after,
.nav-cv-btn:focus-visible::after {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* Masqué sur mobile (géré via le menu hamburger) */
@media (max-width: 1140px) {
    .nav-cv-btn { display: none; }
}

.menu-icon[aria-expanded="true"] {
    background: rgba(56, 189, 248, 0.2);
    border-color: rgba(103, 232, 249, 0.65);
    transform: rotate(90deg);
}

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

/*----*/
#canvas {
    background-color: #2c343f;
    width: 100%;
    height: 100%;
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

.title-section {
    background-color: rgba(255, 255, 255, 0.05);
}

footer {
    background-color: black;
}

/* Custom color for section titles */
h5 {
    color: aliceblue;
}

/* Responsive design */
@media(max-width: 1140px) {

    :root {
        --nav-sticky-offset: 68px;
    }

    .logo {
        max-width: calc(100% - 235px);
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .primary-nav {
        display: flex;
        justify-content: space-between;
        padding: 0.75rem 1rem;
    }

    .nav-social {
        order: 2;
        margin-left: auto;
        margin-right: 0.2rem;
    }

    .menu-icon {
        display: inline-flex;
        order: 3;
        margin-left: 0;
        flex: 0 0 auto;
    }

    .menu {
        order: 4;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        display: block;
        flex: 0 0 100%;
        padding: 0 0.75rem 0.8rem;
        pointer-events: none;
    }

    .menu.is-open {
        pointer-events: auto;
    }

    .primary-nav ul {
        max-height: 0px;
        overflow: hidden;
        overflow-y: auto;
        border-radius: 14px;
        border: 1px solid rgba(125, 211, 252, 0.28);
        background: rgba(3, 11, 20, 0.95);
        backdrop-filter: blur(10px);
        display: block;
        padding: 0;
        margin-top: 0.45rem;
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transition: max-height 0.35s ease, opacity 0.2s ease;
        box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
    }

    .primary-nav ul.showing {
        max-height: 70vh;
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }

    .primary-nav ul li {
        box-sizing: border-box;
        width: 100%;
        padding: 0;
        text-align: left;
    }

    .primary-nav ul li a {
        width: 100%;
        border-radius: 0;
        display: block;
        padding: 0.9rem 1rem;
        text-align: left;
        border: none;
        border-bottom: 1px solid rgba(125, 211, 252, 0.14);
        background: transparent;
        box-shadow: none;
    }

    .primary-nav ul li:last-child a {
        border-bottom: none;
    }

    .mobile-menu-social {
        display: block;
        margin-top: 0.55rem;
        padding: 0.3rem;
        border-radius: 12px;
        border: 1px solid rgba(125, 211, 252, 0.22);
        background: rgba(4, 12, 22, 0.92);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-6px);
        pointer-events: none;
        transition: opacity 0.2s ease, transform 0.2s ease;
    }

    .primary-nav ul.showing + .mobile-menu-social {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        pointer-events: auto;
    }

    .mobile-menu-social a {
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: flex-start;
        gap: 0.55rem;
        padding: 0.75rem 1rem;
        border-radius: 9px;
        border: 1px solid rgba(125, 211, 252, 0.2);
        border-bottom: 1px solid rgba(125, 211, 252, 0.14);
        background: rgba(9, 28, 46, 0.9);
        color: #bae6fd;
        text-decoration: none;
        font-size: 0.82rem;
        letter-spacing: 0.03em;
        transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
    }

    .mobile-menu-social a:last-child {
        border-bottom: none;
    }

    .mobile-menu-social a + a {
        margin-top: 0.35rem;
    }

    .mobile-menu-social a:hover,
    .mobile-menu-social a:focus-visible {
        background: rgba(26, 63, 95, 0.96);
        color: #d9f7ff;
        transform: translateY(-1px);
        outline: none;
    }

}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .reveal-on-scroll,
    .reveal-on-scroll.is-visible {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .back-to-top-fab {
        transition: none;
    }
}

@media(max-width: 1500px) {

    .logo #text2 {
        display: none;
    }

}

@media(max-width: 1402px) {

    .logo #text1 {
        display: inline-block;
    }

}

@media(max-width: 1140px) {

    .logo #text1 {
        display: inline-block;
    }

    .logo #text2 {
        display: none;
    }

}

@media(max-width: 490px) {

    .logo #text2 {
        display: none;
    }

}

@media(max-width: 420px) {

    .primary-nav {
        gap: 0.5rem;
        padding: 0.65rem 0.75rem;
    }

    .logo {
        font-size: 0.8rem;
        max-width: calc(100% - 108px);
    }

    .nav-social {
        display: none;
    }

}

body.lightbox-open {
    overflow: hidden;
}

.media-lightbox {
    position: fixed;
    inset: 0;
    z-index: 1200;
    display: grid;
    place-items: center;
    padding: 1.2rem;
}

.media-lightbox[hidden] {
    display: none;
}

.media-lightbox-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(2, 8, 17, 0.82);
    backdrop-filter: blur(4px);
}

.media-lightbox-dialog {
    position: relative;
    z-index: 1;
    width: min(1060px, 100%);
    border-radius: 14px;
    border: 1px solid rgba(125, 211, 252, 0.24);
    background: linear-gradient(180deg, rgba(7, 20, 34, 0.96), rgba(4, 13, 23, 0.96));
    box-shadow: 0 30px 70px rgba(0, 0, 0, 0.45);
    padding: 1rem 3.5rem;
}

.media-lightbox-close,
.media-lightbox-nav {
    border: 1px solid rgba(125, 211, 252, 0.26);
    background: rgba(5, 16, 28, 0.75);
    color: #d9f7ff;
    width: 40px;
    height: 40px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.media-lightbox-close:hover,
.media-lightbox-close:focus-visible,
.media-lightbox-nav:hover,
.media-lightbox-nav:focus-visible {
    background: rgba(56, 189, 248, 0.2);
    color: #ffffff;
    transform: translateY(-1px);
    outline: none;
}

.media-lightbox-close {
    position: absolute;
    right: 0.8rem;
    top: 0.8rem;
}

.media-lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
}

.media-lightbox-nav:hover,
.media-lightbox-nav:focus-visible {
    transform: translateY(-50%);
}

.media-lightbox-nav--prev {
    left: 0.7rem;
}

.media-lightbox-nav--next {
    right: 0.7rem;
}

.media-lightbox-nav:disabled {
    opacity: 0.42;
    cursor: not-allowed;
}

.media-lightbox-figure {
    margin: 0;
}

.media-lightbox-image {
    width: 100%;
    max-height: min(74vh, 760px);
    object-fit: contain;
    border-radius: 10px;
    background: rgba(2, 8, 15, 0.7);
}

.media-lightbox-caption {
    margin: 0.7rem 0 0;
    color: rgba(186, 230, 253, 0.9);
    line-height: 1.55;
}

.media-lightbox-counter {
    margin: 0.35rem 0 0;
    font-size: 0.78rem;
    color: rgba(186, 230, 253, 0.72);
}

@media (max-width: 768px) {
    .media-lightbox {
        padding: 0.6rem;
    }

    .media-lightbox-dialog {
        padding: 0.9rem;
    }

    .media-lightbox-close,
    .media-lightbox-nav {
        width: 36px;
        height: 36px;
    }

    .media-lightbox-close {
        top: 0.45rem;
        right: 0.45rem;
    }

    .media-lightbox-nav {
        top: auto;
        bottom: 0.6rem;
        transform: none;
    }

    .media-lightbox-nav:hover,
    .media-lightbox-nav:focus-visible {
        transform: none;
    }

    .media-lightbox-nav--prev {
        left: 0.6rem;
    }

    .media-lightbox-nav--next {
        right: 0.6rem;
    }

    .media-lightbox-image {
        max-height: 68vh;
    }

    .media-lightbox-caption,
    .media-lightbox-counter {
        padding-right: 5rem;
    }
}

/* Suppression des liseres clairs entre sections et au-dessus du footer */
.about-section--cohesive,
.skills-section--cohesive,
.timeline-section,
.projects-section,
.contact-section {
    border-bottom: none !important;
}

.site-footer {
    border-top: none !important;
}

.about-card {
    border: none !important;
}