@font-face {
    font-family: "outfit";
    src: url("fonts/L Regular.ttf") format("truetype");
    font-weight: 300;
}

@font-face {
    font-family: "roboto-local";
    src: url("fonts/Roboto-VariableFont_wdth,wght.ttf") format("truetype");
}

@font-face {
    font-family: "russo";
    src: url("fonts/RussoOne-Regular.ttf") format("truetype");
}

:root {
    --ink: #f4f7fb;
    --muted: #98a7bb;
    --dim: #697991;
    --night: #08111d;
    --panel: rgba(17, 31, 49, 0.74);
    --line: rgba(162, 184, 211, 0.18);
    --cyan: #61e8d0;
    --coral: #ff8b72;
    --blue: #73a7ff;
    --max-width: 1240px;
    --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --ease-soft: cubic-bezier(0.16, 1, 0.3, 1);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 7rem;
}

body {
    min-width: 320px;
    margin: 0;
    padding: 0 4vw;
    overflow-x: hidden;
    color: var(--ink);
    background:
        radial-gradient(
            circle at 8% 8%,
            rgba(71, 139, 181, 0.17),
            transparent 29rem
        ),
        radial-gradient(
            circle at 93% 36%,
            rgba(255, 139, 114, 0.1),
            transparent 25rem
        ),
        var(--night);
    font-family: "roboto-local", "outfit", sans-serif;
    line-height: 1.5;
}

body::before {
    position: fixed;
    inset: 0;
    z-index: -2;
    pointer-events: none;
    content: "";
    opacity: 0.34;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
    background-size: 4rem 4rem;
    mask-image: linear-gradient(to bottom, black, transparent 86%);
}

::selection {
    color: var(--night);
    background: var(--cyan);
}
a {
    color: inherit;
}
button,
input,
textarea {
    font: inherit;
}

.navbar {
    position: fixed;
    top: 1.25rem;
    left: 50%;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: min(calc(100% - 8vw), var(--max-width));
    min-height: 4.4rem;
    padding: 0.75rem 9rem 0.75rem 1.25rem;
    border: 1px solid var(--line);
    border-radius: 1.2rem;
    background: rgba(8, 17, 29, 0.72);
    box-shadow: 0 1.5rem 4rem rgba(0, 0, 0, 0.22);
    backdrop-filter: blur(1.4rem);
    transform: translateX(-50%);
}

.logo,
.logo a,
.logo img {
    display: block;
}
.logo {
    width: 2.5rem;
    height: 2.5rem;
}
.logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.navbar nav {
    display: flex;
    align-items: center;
    gap: clamp(0.7rem, 2vw, 2rem);
}
.navbar nav a {
    position: relative;
    color: var(--muted);
    font-size: 0.83rem;
    letter-spacing: 0.03em;
    text-decoration: none;
    transition: color 0.35s var(--ease-out);
}
.navbar nav a::after {
    position: absolute;
    right: 0;
    bottom: -0.55rem;
    left: 0;
    height: 2px;
    content: "";
    background: var(--cyan);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.35s var(--ease-out);
}
.navbar nav a:hover,
.navbar nav a:focus-visible {
    color: var(--ink);
}
.navbar nav a:hover::after,
.navbar nav a:focus-visible::after {
    transform: scaleX(1);
    transform-origin: left;
}
.nav-num {
    margin-right: 0.25rem;
    color: var(--coral);
    font-family: monospace;
}

.hero,
.main-projet,
.main-profil,
.main-competences,
.main-contact {
    width: min(100%, var(--max-width));
    margin-right: auto;
    margin-left: auto;
}

.hero {
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(22rem, 0.8fr);
    align-items: center;
    min-height: min(900px, 94vh);
    padding: 8rem 0 4rem;
    gap: clamp(2rem, 6vw, 7rem);
}
.hero-content {
    position: relative;
    z-index: 2;
}
.greeting-wrapper {
    position: relative;
    display: inline-block;
}
.dots-bg {
    position: absolute;
    top: -0.4rem;
    left: -0.8rem;
    width: 5.6rem;
    height: 3.8rem;
    opacity: 0.55;
    background-image: radial-gradient(var(--coral) 1px, transparent 1px);
    background-size: 0.55rem 0.55rem;
    z-index: -1;
}
.greeting {
    margin: 0;
    color: var(--cyan);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.name-gradient,
.project-title,
.section-title {
    background: linear-gradient(
        110deg,
        var(--ink) 14%,
        var(--cyan) 53%,
        var(--coral) 100%
    );
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.name-gradient {
    max-width: 9ch;
    margin: 0.5rem 0 1.25rem;
    font-family: "russo", sans-serif;
    font-size: clamp(3.6rem, 8vw, 7.3rem);
    font-weight: 400;
    line-height: 0.98;
    letter-spacing: -0.04em;
}
.bio {
    max-width: 34rem;
    margin: 0;
    color: var(--muted);
    font-size: clamp(1rem, 1.5vw, 1.18rem);
    line-height: 1.8;
}
.bio-highlight {
    color: var(--ink);
    font-weight: 700;
}

.hero-stage-cta {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    margin-top: 1.5rem;
    border: 1px solid var(--coral);
    border-radius: 0.7rem;
    padding: 0.85rem 1.1rem;
    overflow: hidden;
    color: var(--ink);
    background: rgba(255, 139, 114, 0.1);
    font-size: 0.9rem;
    font-weight: 800;
    text-decoration: none;
    transition:
        color 0.4s var(--ease-out),
        background 0.4s var(--ease-out),
        border-color 0.4s var(--ease-out),
        transform 0.4s var(--ease-out),
        box-shadow 0.4s var(--ease-out);
}

.hero-stage-cta::before {
    width: 0.55rem;
    height: 0.55rem;
    border-radius: 50%;
    content: "";
    background: var(--coral);
    box-shadow: 0 0 0 0 rgba(255, 139, 114, 0.6);
    animation: stage-pulse 2s infinite;
}

.hero-stage-cta::after {
    content: "→";
    transition: transform 0.4s var(--ease-out);
}

.hero-stage-cta:hover,
.hero-stage-cta:focus-visible {
    border-color: var(--cyan);
    color: var(--night);
    background: var(--cyan);
    box-shadow: 0 0.8rem 2rem rgba(97, 232, 208, 0.18);
    transform: translateY(-0.25rem);
}

.hero-stage-cta:hover::after,
.hero-stage-cta:focus-visible::after {
    transform: translateX(0.2rem);
}

.social-links,
#divBtnBas {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
}
.social-links {
    margin-top: 2rem;
}
.social-btn,
#divBtnBas a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    min-height: 2.8rem;
    border: 1px solid var(--line);
    border-radius: 0.7rem;
    color: var(--muted);
    background: rgba(17, 31, 49, 0.66);
    font-size: 0.86rem;
    text-decoration: none;
    transition:
        border-color 0.35s var(--ease-out),
        color 0.35s var(--ease-out),
        transform 0.35s var(--ease-out),
        background 0.35s var(--ease-out);
}
.social-btn {
    padding: 0.55rem 0.9rem;
}
.social-btn:hover,
#divBtnBas a:hover {
    border-color: var(--cyan);
    color: var(--ink);
    background: rgba(97, 232, 208, 0.1);
    transform: translateY(-2px);
}
#divBtnBas {
    margin-top: 2rem;
}
#divBtnBas a {
    padding: 0.75rem 1.1rem !important;
    border: 1px solid var(--cyan) !important;
    color: var(--ink) !important;
    background: rgba(17, 31, 49, 0.66) !important;
}
#divBtnBas a:first-child {
    border-color: var(--cyan) !important;
    color: var(--night) !important;
    background: var(--cyan) !important;
}
#divBtnBas a:first-child:hover {
    background: #8af4e0 !important;
}
#divBtnBas svg {
    width: 1rem;
    height: 1rem;
}

.hero-visual {
    position: relative;
    display: grid;
    place-items: center;
    min-height: 34rem;
}
.hero-visual::before {
    position: absolute;
    width: 78%;
    aspect-ratio: 1;
    border: 1px solid rgba(97, 232, 208, 0.3);
    border-radius: 50%;
    content: "";
    box-shadow:
        0 0 0 2.5rem rgba(97, 232, 208, 0.025),
        0 0 0 6rem rgba(97, 232, 208, 0.02);
}
.glow-circle {
    position: absolute;
    width: 65%;
    aspect-ratio: 1;
    border-radius: 50%;
    background: var(--coral);
    filter: blur(7rem);
    opacity: 0.2;
}
.profile-pic {
    position: relative;
    z-index: 1;
    width: min(77%, 25rem);
    aspect-ratio: 0.83;
    border: 0.55rem solid transparent;
    border-radius: 48% 48% 43% 43%;
    object-fit: cover;
    background:
        linear-gradient(var(--night), var(--night)) padding-box,
        linear-gradient(145deg, var(--cyan), var(--blue), var(--coral))
            border-box;
    box-shadow:
        1.5rem 1.5rem 0 rgba(97, 232, 208, 0.08),
        0 2rem 5rem rgba(0, 0, 0, 0.35);
}

.main-projet,
.main-profil,
.main-competences,
.main-contact {
    position: relative;
    padding: 7rem 0;
}
.section-title {
    margin: 0 0 2.8rem;
    font-family: "russo", sans-serif;
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 400;
    line-height: 1.1;
    text-align: center;
}
.projets-grid,
.profil-stats-grid,
.profil-details-grid,
.competences-grid,
.features-grid {
    display: grid;
    gap: 1rem;
}
.projets-grid {
    grid-template-columns: repeat(3, 1fr);
}

.projet-card,
.stat-card,
.detail-card,
.comp-card,
.feature-card,
.info-card,
.contact-form {
    border: 1px solid var(--line);
    background: linear-gradient(
        145deg,
        rgba(23, 42, 64, 0.78),
        rgba(11, 23, 38, 0.72)
    );
    box-shadow: 0 1.5rem 4rem rgba(0, 0, 0, 0.14);
}
.projet-card {
    display: flex;
    min-height: 22rem;
    flex-direction: column;
    padding: 1.7rem;
    border-radius: 1rem;
    transition:
        border-color 0.45s var(--ease-out),
        transform 0.45s var(--ease-out),
        background 0.45s var(--ease-out);
}
.projet-card:hover {
    border-color: rgba(97, 232, 208, 0.7);
    background: linear-gradient(
        145deg,
        rgba(30, 57, 79, 0.95),
        rgba(12, 28, 44, 0.9)
    );
    transform: translateY(-0.5rem);
}
.projet-card h3 {
    margin: 0 0 0.65rem;
    color: var(--cyan);
    font-family: "russo", sans-serif;
    font-size: 1.25rem;
    font-weight: 400;
    line-height: 1.25;
}
.projet-date,
.card-header p {
    margin: 0;
    color: var(--coral);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}
.projet-desc {
    flex-grow: 1;
    margin: 1.3rem 0;
    color: var(--muted);
    line-height: 1.75;
}
.projet-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-bottom: 1.6rem;
}
.tag {
    display: inline-flex;
    align-items: center;
    min-height: 1.8rem;
    padding: 0.25rem 0.65rem;
    border: 1px solid rgba(97, 232, 208, 0.23);
    border-radius: 0.35rem;
    color: var(--cyan);
    background: rgba(97, 232, 208, 0.07);
    font-size: 0.75rem;
}
.projet-link,
.back-link {
    color: var(--ink);
    font-weight: 700;
    text-decoration: none;
    transition: color 0.35s var(--ease-out);
}
.projet-link:hover,
.back-link:hover {
    color: var(--cyan);
}

.profil-intro {
    max-width: 48rem;
    margin: 0 auto 3rem;
    color: var(--muted);
    font-size: 1.08rem;
    line-height: 1.85;
    text-align: center;
}

.stage-link {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    margin-top: 1rem;
    border-bottom: 1px solid var(--cyan);
    color: var(--cyan);
    font-size: 0.9rem;
    font-weight: 700;
    text-decoration: none;
    transition:
        color 0.35s var(--ease-out),
        border-color 0.35s var(--ease-out),
        transform 0.35s var(--ease-out);
}

.stage-link::after {
    content: "→";
    transition: transform 0.35s var(--ease-out);
}

.stage-link:hover {
    border-color: var(--coral);
    color: var(--coral);
    transform: translateX(0.25rem);
}

.stage-link:hover::after {
    transform: translateX(0.2rem);
}

@keyframes stage-pulse {
    0%,
    55%,
    100% {
        box-shadow: 0 0 0 0 rgba(255, 139, 114, 0.5);
    }
    25% {
        box-shadow: 0 0 0 0.35rem rgba(255, 139, 114, 0);
    }
}
.profil-stats-grid {
    grid-template-columns: repeat(4, 1fr);
    margin-bottom: 1rem;
}
.stat-card {
    display: flex;
    flex-direction: column;
    min-height: 8rem;
    align-items: center;
    justify-content: center;
    padding: 1.2rem;
    border-radius: 0.75rem;
    text-align: center;
}
.stat-label {
    margin-bottom: 0.4rem;
    color: var(--coral);
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}
.stat-value {
    color: var(--ink);
    font-weight: 700;
}
.profil-details-grid {
    grid-template-columns: repeat(2, 1fr);
}
.detail-card,
.comp-card,
.feature-card,
.info-card,
.contact-form {
    padding: 1.7rem;
    border-radius: 0.9rem;
}
.detail-card h3,
.feature-card h3 {
    margin: 0 0 1.35rem;
    color: var(--ink);
    font-family: "russo", sans-serif;
    font-size: 1.05rem;
    font-weight: 400;
}
.justify-center {
    justify-content: center;
}

.competences-header {
    margin-bottom: 2.8rem;
}
.competences-subtitle,
.contact-subtitle {
    max-width: 42rem;
    margin: -1.7rem auto 0;
    color: var(--muted);
    text-align: center;
}
.competences-grid {
    grid-template-columns: repeat(3, 1fr);
}
.comp-card {
    min-height: 13rem;
    transition:
        transform 0.45s var(--ease-out),
        border-color 0.45s var(--ease-out);
}
.comp-card:hover {
    border-color: var(--cyan);
    transform: translateY(-0.35rem);
}
.card-web {
    grid-column: span 2;
}
.card-header h3 {
    margin: 0 0 0.3rem;
    color: var(--ink);
    font-family: "russo", sans-serif;
    font-size: 1.25rem;
    font-weight: 400;
}
.card-header p {
    margin-bottom: 2rem;
    color: var(--muted);
    font-family: inherit;
    letter-spacing: 0;
    text-transform: none;
}
.highlight-card {
    border-color: rgba(97, 232, 208, 0.45);
    background: linear-gradient(
        135deg,
        rgba(30, 94, 100, 0.8),
        rgba(18, 34, 56, 0.85)
    );
}

.contact-header {
    margin-bottom: 3rem;
}
.contact-grid {
    display: grid;
    grid-template-columns: 0.75fr 1.25fr;
    gap: 1rem;
}
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.info-card {
    border-left: 3px solid var(--coral);
}
.info-card h3,
.form-group label {
    display: block;
    margin: 0 0 0.45rem;
    color: var(--coral);
    font-size: 0.73rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}
.info-card a,
.info-card p {
    margin: 0;
    color: var(--ink);
    font-weight: 700;
    text-decoration: none;
}
.info-card a:hover {
    color: var(--cyan);
}

.network-card {
    flex-grow: 1;
}

.network-links {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    grid-template-rows: repeat(5, 1fr);
    gap: 12px;
}

.links2 {
    grid-row-start: 2;
}

.network-links a {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    border: 1px solid var(--line);
    border-radius: 0.55rem;
    padding: 0.85rem 2.2rem;
    color: var(--muted);
    background: rgba(97, 232, 208, 0.05);
    font-size: 0.82rem;
    font-weight: 700;
    text-decoration: none;
    transition:
        color 0.35s var(--ease-out),
        border-color 0.35s var(--ease-out),
        background 0.35s var(--ease-out),
        transform 0.35s var(--ease-out);
}

.network-links a:hover {
    border-color: var(--cyan);
    color: var(--cyan);
    background: rgba(97, 232, 208, 0.12);
    transform: translateY(-0.2rem);
}
.form-group {
    margin-bottom: 1.15rem;
}
.contact-form input,
.contact-form textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 0.55rem;
    outline: 0;
    padding: 0.85rem 1rem;
    color: var(--ink);
    background: rgba(5, 13, 23, 0.68);
    resize: vertical;
    transition:
        border-color 0.4s var(--ease-out),
        box-shadow 0.4s var(--ease-out);
}
.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--cyan);
    box-shadow: 0 0 0 3px rgba(97, 232, 208, 0.12);
}
.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: var(--dim);
}
.btn-submit {
    width: 100%;
    border: 0;
    border-radius: 0.55rem;
    padding: 0.9rem 1.3rem;
    color: var(--night);
    background: var(--cyan);
    cursor: pointer;
    font-weight: 800;
    transition:
        background 0.4s var(--ease-out),
        transform 0.4s var(--ease-out);
}
.btn-submit:hover {
    background: #8af4e0;
    transform: translateY(-2px);
}

.element-cache {
    opacity: 0;
    transform: translateY(2rem);
    transition:
        opacity 0.6s var(--ease-soft),
        transform 0.6s var(--ease-soft);
    transition-delay: var(--reveal-delay, 0ms);
}
.element-cache.est-visible {
    opacity: 1;
    transform: translateY(0);
}

.project-hero {
    width: min(100%, var(--max-width));
    margin: 0 auto;
    padding: 10rem 0 4rem;
    text-align: center;
}
.back-link {
    display: inline-block;
    margin-bottom: 2rem;
    color: var(--muted);
}
.project-title {
    margin: 0 auto 1rem;
    font-family: "russo", sans-serif;
    font-size: clamp(2.4rem, 6vw, 5rem);
    font-weight: 400;
    line-height: 1.05;
}
.project-subtitle {
    margin: 0 auto 1.5rem;
    color: var(--muted);
    font-size: 1.1rem;
}
.project-main {
    width: min(100%, 1000px);
    margin: 0 auto;
    padding: 0 0 7rem;
}
.project-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 3rem;
    margin-bottom: 6rem;
}
.intro-text h2,
.project-features h2 {
    margin: 0 0 1.2rem;
    color: var(--cyan);
    font-family: "russo", sans-serif;
    font-size: 1.45rem;
    font-weight: 400;
}
.intro-text p,
.feature-card p {
    color: var(--muted);
    line-height: 1.8;
}
.image-placeholder {
    display: grid;
    min-height: 16rem;
    place-items: center;
    border: 1px dashed rgba(97, 232, 208, 0.42);
    border-radius: 1rem;
    color: var(--muted);
    background: linear-gradient(
        135deg,
        rgba(97, 232, 208, 0.08),
        rgba(255, 139, 114, 0.08)
    );
    text-align: center;
}
.project-features > h2 {
    margin-bottom: 2rem;
    text-align: center;
}
.features-grid {
    grid-template-columns: repeat(3, 1fr);
}
.feature-card {
    border-top: 2px solid var(--coral);
}
.feature-icon {
    margin-bottom: 1rem;
    font-size: 1.7rem;
}
.feature-card p {
    margin: 0;
    font-size: 0.93rem;
}

@media (max-width: 900px) {
    .hero {
        grid-template-columns: 1fr;
        padding-top: 10rem;
    }
    .hero-content {
        max-width: 40rem;
        margin: 0 auto;
        text-align: center;
    }
    .bio {
        margin: 0 auto;
    }
    .social-links,
    #divBtnBas {
        justify-content: center;
    }
    .hero-visual {
        min-height: 28rem;
    }
    .projets-grid,
    .profil-stats-grid,
    .competences-grid,
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .card-web {
        grid-column: span 2;
    }
    .project-intro {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 620px) {
    body {
        padding: 0 1.1rem;
    }
    .navbar {
        top: 0.7rem;
        width: calc(100% - 2.2rem);
        padding: 0.6rem 8.2rem 0.6rem 0.8rem;
    }
    .navbar nav {
        gap: 0.65rem;
    }
    .navbar nav a {
        font-size: 0.7rem;
    }
    .nav-num {
        display: none;
    }
    .hero {
        min-height: auto;
        padding-top: 9rem;
    }
    .name-gradient {
        margin-right: auto;
        margin-left: auto;
        font-size: clamp(3.4rem, 18vw, 5rem);
    }
    .hero-visual {
        min-height: 24rem;
    }
    .profile-pic {
        width: min(75%, 18rem);
    }
    .main-projet,
    .main-profil,
    .main-competences,
    .main-contact {
        padding: 4rem 0;
    }
    .projets-grid,
    .profil-stats-grid,
    .profil-details-grid,
    .competences-grid,
    .contact-grid,
    .features-grid {
        grid-template-columns: 1fr;
    }
    .card-web {
        grid-column: span 1;
    }
    .project-hero {
        padding-top: 8rem;
    }
    .project-main {
        padding-bottom: 4rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }
}

.site-controls {
    position: fixed;
    top: 1.5rem;
    right: 2rem;
    z-index: 1100;
    display: flex;
    gap: 0.45rem;
    animation: control-intro 0.9s 0.3s var(--ease-out) both;
}

.control-button {
    display: grid;
    width: 3.7rem;
    height: 3.7rem;
    place-items: center;
    border: 1px solid var(--line);
    border-radius: 0.85rem;
    color: var(--ink);
    background: rgba(8, 17, 29, 0.78);
    cursor: pointer;
    font-size: 1.15rem;
    font-weight: 800;
    backdrop-filter: blur(1rem);
    transition:
        color 0.35s var(--ease-out),
        border-color 0.35s var(--ease-out),
        transform 0.35s var(--ease-out),
        background 0.35s var(--ease-out);
}

.control-button:hover,
.control-button:focus-visible {
    border-color: var(--cyan);
    color: var(--cyan);
    transform: translateY(-3px) rotate(4deg) scale(1.04);
}

.language-button {
    width: 4.6rem;
}

.project-hero.element-cache.est-visible .project-title {
    animation: title-sweep 0.8s 0.1s var(--ease-out) both;
}

.project-intro .intro-text.est-visible {
    animation: slide-in-left 0.7s var(--reveal-delay) var(--ease-out) both;
}

.project-intro .intro-visual.est-visible {
    animation: slide-in-right 0.7s var(--reveal-delay) var(--ease-out) both;
}

.feature-card {
    position: relative;
    overflow: hidden;
}

.feature-card::after {
    position: absolute;
    top: 0;
    left: 0;
    width: 5rem;
    height: 1px;
    content: "";
    background: var(--cyan);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.6s var(--ease-out);
}

.feature-card:hover::after {
    transform: scaleX(1);
}

.project-features .feature-card.est-visible {
    animation: card-pop 0.72s var(--reveal-delay) var(--ease-out) both;
}

.light-theme {
    --ink: #182536;
    --muted: #52657c;
    --dim: #718198;
    --night: #edf3f7;
    --panel: rgba(255, 255, 255, 0.78);
    --line: rgba(46, 73, 103, 0.18);
    --cyan: #087f83;
    --coral: #d85e48;
    --blue: #3c72c5;
}

body.light-theme {
    background:
        radial-gradient(
            circle at 8% 8%,
            rgba(97, 210, 202, 0.24),
            transparent 29rem
        ),
        radial-gradient(
            circle at 93% 36%,
            rgba(255, 139, 114, 0.18),
            transparent 25rem
        ),
        var(--night);
}

.light-theme .navbar,
.light-theme .control-button {
    background: rgba(255, 255, 255, 0.76);
}

.light-theme .projet-card,
.light-theme .stat-card,
.light-theme .detail-card,
.light-theme .comp-card,
.light-theme .feature-card,
.light-theme .info-card,
.light-theme .contact-form {
    background: linear-gradient(
        145deg,
        rgba(255, 255, 255, 0.86),
        rgba(226, 237, 244, 0.8)
    );
    box-shadow: 0 1.5rem 4rem rgba(42, 69, 92, 0.1);
}

.light-theme .contact-form input,
.light-theme .contact-form textarea {
    background: rgba(255, 255, 255, 0.72);
}

.light-theme .social-btn,
.light-theme #divBtnBas a:not(:first-child) {
    border-color: var(--cyan);
    color: var(--ink) !important;
    background: rgba(255, 255, 255, 0.86) !important;
}

.light-theme .social-btn:hover,
.light-theme #divBtnBas a:not(:first-child):hover {
    color: var(--ink) !important;
    background: rgba(97, 232, 208, 0.2) !important;
}

.light-theme .network-links a {
    background: rgba(255, 255, 255, 0.65);
}

@keyframes control-intro {
    from {
        opacity: 0;
        transform: translateY(-0.7rem);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes title-sweep {
    from {
        opacity: 0;
        transform: translateY(1rem);
        clip-path: inset(0 100% 0 0);
    }
    to {
        opacity: 1;
        transform: translateY(0);
        clip-path: inset(0 0 0 0);
    }
}

@keyframes slide-in-left {
    from {
        opacity: 0;
        transform: translateX(-2rem);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slide-in-right {
    from {
        opacity: 0;
        transform: translateX(2rem);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes card-pop {
    0% {
        opacity: 0;
        transform: translateY(2rem) scale(0.96);
    }
    70% {
        transform: translateY(-0.3rem) scale(1.01);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@media (max-width: 620px) {
    .site-controls {
        top: 1rem;
        right: 1rem;
    }

    .control-button {
        width: 3.35rem;
        height: 3.35rem;
    }

    .language-button {
        width: 4.2rem;
    }
}