body {
    padding-top: 70px;
}
.navbar.navbar-expand-lg.navbar-dark.fixed-top {
    margin-top: 1%;
    background: rgba(26, 28, 35, 0.45);
    backdrop-filter: blur(8px) saturate(120%);
    border: 1px solid rgba(255, 255, 255, 0.04);
    box-shadow: 0 8px 24px rgba(2, 6, 23, 0.6);
    transition: background 200ms ease, border-color 200ms ease,
        box-shadow 200ms ease;
}

.section-accueil {
    background: #1a1c23;
}

.section-apropos {
    background: #1a1c23;
    background: linear-gradient(
        180deg,
        rgba(26, 28, 35, 1) 17%,
        rgba(39, 42, 52, 1) 38%
    );
}

.section-competences {
    background: #393b43;
}

.section-projets {
    background: #393b43;
    background: linear-gradient(
        180deg,
        rgba(57, 59, 67, 1) 6%,
        rgba(86, 86, 86, 1) 42%
    );
}

.section-contact {
    background-color: #393d4c;
}

.placeholder-img {
    width: 100%;
    max-width: 420px;
    height: 240px;
    border: 2px solid #484b4d;
    margin: 0 auto;
}

.placeholder-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: inherit;
}

.btn-modif {
    transition: transform 0.15s ease;
}

.btn-modif:hover {
    transform: translateY(-1px);
}

.badge-html {
    background-color: #e34f26;
}

.badge-bootstrap {
    background-color: #6726e0;
}

.badge-github {
    background: #852090;
    background: linear-gradient(
        180deg,
        rgba(133, 32, 144, 1) 34%,
        rgba(71, 32, 120, 1) 69%
    );
}

.badge-wamp {
    background-color: #FF0099;
}

.project-card img {
    height: 220px;
    object-fit: cover;
    border-radius: 3%;
    border: 1px solid #3a3f47;
}

.project-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 0.375rem;
    background-color: rgba(255, 255, 255, 0.08);
    border: 1px solid #3a3f47;
    transition: transform 0.15s ease, filter 0.15s ease;
    text-decoration: none;
}

.project-links a:hover {
    transform: translateY(-1px);
    filter: brightness(1.15);
}

.section-contact form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.section-contact form label {
    display: block;
    color: #eaecef;
    font-weight: 500;
}

.section-contact form label > input,
.section-contact form label > textarea {
    display: block;
    margin-top: 0.4rem;
}

.section-contact form input[type="email"],
.section-contact form input[type="text"],
.section-contact form textarea {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border: 1px solid #3a3f47;
    border-radius: 0.5rem;
    background-color: #262c36;
    color: #eaecef;
    outline: none;
    transition: border-color 0.15s ease, box-shadow 0.15s ease,
        filter 0.15s ease;
}

.section-contact form textarea {
    min-height: 260px;
    resize: vertical;
}

.section-contact .row {
    justify-content: center;
}

.section-contact form input[type="email"]:focus,
.section-contact form input[type="text"]:focus,
.section-contact form textarea:focus {
    border-color: #0d6efd;
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
    filter: brightness(1.05);
}

.section-contact form button[type="submit"] {
    display: inline-block;
    padding: 0.6rem 1rem;
    border-radius: 0.5rem;
    border: 1px solid #0d6efd;
    background-color: #0d6efd;
    color: #ffffff;
    font-weight: 600;
    transition: transform 0.15s ease, filter 0.15s ease, box-shadow 0.15s ease;
}

.section-contact form button[type="submit"]:hover {
    transform: translateY(-1px);
    filter: brightness(1.05);
    box-shadow: 0 0.5rem 1rem rgba(13, 110, 253, 0.25);
}

#navbar-toggler-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform 300ms ease, opacity 200ms ease;
    transform-origin: center;
}

#navbar-toggler-icon.open {
    transform: rotate(180deg) scale(1.05);
}

#navbar-toggler-icon i {
    transition: color 200ms ease, transform 300ms ease;
}

#navbar-toggler-icon.open i {
    color: #ffc107;
}