/* ========================================
   HBR Électricité générale — Stylesheet
   Architecture : Mobile-first avec min-width breakpoints
   ======================================== */

/* ========================================
   1. VARIABLES CSS
   ======================================== */
:root {
    /* Couleurs */
    --color-primary: #1E1EB8;
    --color-primary-light: #2D2DD0;
    --color-primary-dark: #14147A;
    --color-white: #FFFFFF;
    --color-accent: #7EB8FF;
    --color-accent-hover: #5CA0F0;
    --color-gray-light: #F5F5F5;
    --color-gray-medium: #E0E0E0;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-overlay: rgba(20, 20, 122, 0.8);

    /* Typographie */
    --font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.75rem;
    --font-size-3xl: 2.25rem;
    --font-size-hero: 2.5rem;
    --line-height-base: 1.6;
    --line-height-heading: 1.2;

    /* Espacement */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-section: 4rem;

    /* Layout */
    --container-max: 1200px;
    --container-padding: 1.25rem;
    --navbar-height: 70px;

    /* Bordures & Ombres */
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ========================================
   2. RESET & BASE
   ======================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--navbar-height);
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--color-text);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body.menu-open {
    overflow: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul {
    list-style: none;
}

h1, h2, h3, h4 {
    line-height: var(--line-height-heading);
    font-weight: 700;
}

/* ========================================
   3. UTILITAIRES
   ======================================== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: var(--spacing-section) 0;
}

.section--alt {
    background-color: var(--color-gray-light);
}

.section__title {
    font-size: var(--font-size-2xl);
    text-align: center;
    margin-bottom: var(--spacing-xs);
    color: var(--color-primary);
    position: relative;
    padding-bottom: var(--spacing-md);
}

.section__title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background-color: var(--color-accent);
    border-radius: 2px;
}

.section__title--left {
    text-align: left;
}

.section__title--left::after {
    left: 0;
    transform: none;
}

.section__subtitle {
    color: var(--color-text-light);
    text-align: center;
    max-width: 650px;
    margin: var(--spacing-sm) auto var(--spacing-xl);
    font-size: var(--font-size-base);
}

/* Boutons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: center;
}

.btn--accent {
    background-color: var(--color-accent);
    color: var(--color-primary-dark);
    border-color: var(--color-accent);
}

.btn--accent:hover,
.btn--accent:focus-visible {
    background-color: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn--outline {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

.btn--outline:hover,
.btn--outline:focus-visible {
    background-color: var(--color-white);
    color: var(--color-primary);
}

.btn--lg {
    padding: 0.875rem 2rem;
    font-size: var(--font-size-base);
}

.btn--full {
    width: 100%;
}

/* Accessibilité */
.skip-link {
    position: absolute;
    top: -100%;
    left: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-accent);
    color: var(--color-primary-dark);
    font-weight: 600;
    border-radius: var(--border-radius);
    z-index: 10000;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: var(--spacing-sm);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ========================================
   4. ANIMATIONS (Scroll reveal)
   ======================================== */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate="fade-right"] {
    transform: translateX(-30px);
}

[data-animate="fade-left"] {
    transform: translateX(30px);
}

[data-animate].animate {
    opacity: 1;
    transform: translate(0, 0);
}

@media (prefers-reduced-motion: reduce) {
    [data-animate] {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* ========================================
   5. HEADER / NAVBAR
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: transparent;
    transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

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

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--navbar-height);
}

.navbar__logo {
    z-index: 1001;
}

.navbar__logo-img {
    height: 55px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer__logo-img {
    height: 45px;
    width: auto;
    filter: brightness(0) invert(1);
}

/* Hamburger menu (mobile) */
.navbar__toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 30px;
    height: 30px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
    padding: 0;
}

.navbar__toggle-bar {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--color-white);
    border-radius: 2px;
    transition: all var(--transition-base);
    transform-origin: center;
}

/* Animation hamburger → X */
.navbar__toggle.active .navbar__toggle-bar:nth-child(1) {
    transform: rotate(45deg) translate(5.5px, 5.5px);
}

.navbar__toggle.active .navbar__toggle-bar:nth-child(2) {
    opacity: 0;
}

.navbar__toggle.active .navbar__toggle-bar:nth-child(3) {
    transform: rotate(-45deg) translate(5.5px, -5.5px);
}

/* Menu mobile (panneau latéral) */
.navbar__menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 75%;
    max-width: 300px;
    height: 100vh;
    background-color: var(--color-primary);
    display: flex;
    flex-direction: column;
    padding: calc(var(--navbar-height) + var(--spacing-lg)) var(--spacing-lg) var(--spacing-lg);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.3);
    z-index: 1000;
}

.navbar__menu.active {
    transform: translateX(0);
}

.navbar__menu li {
    margin-bottom: var(--spacing-xs);
}

.navbar__menu a {
    display: block;
    padding: var(--spacing-sm);
    color: var(--color-white);
    font-weight: 500;
    font-size: var(--font-size-lg);
    border-radius: var(--border-radius);
    transition: background-color var(--transition-fast);
}

.navbar__menu a:hover,
.navbar__menu a:focus-visible {
    background-color: rgba(255, 255, 255, 0.1);
}

.navbar__menu a.active {
    color: var(--color-accent);
}

.navbar__menu .btn--accent {
    margin-top: var(--spacing-sm);
    text-align: center;
}

/* Overlay derrière le menu mobile */
.menu-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
}

.menu-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

/* ========================================
   6. HERO
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: url('images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: var(--color-overlay);
}

.hero__content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--color-white);
    padding: var(--spacing-xl) 0;
}

.hero__title {
    font-size: var(--font-size-hero);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero__subtitle {
    font-size: var(--font-size-lg);
    font-weight: 400;
    opacity: 0.9;
    max-width: 550px;
    margin: 0 auto var(--spacing-xl);
}

.hero__cta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: center;
}

/* ========================================
   7. SERVICES
   ======================================== */
.services__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.service-card {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.service-card__icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-md);
    color: var(--color-accent);
}

.service-card__icon svg {
    width: 100%;
    height: 100%;
}

.service-card__title {
    font-size: var(--font-size-xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.service-card__desc {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
    line-height: 1.7;
}

.service-card__list {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.service-card__list li {
    position: relative;
    padding-left: 1.25rem;
    margin-bottom: 0.4rem;
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
    line-height: 1.5;
}

.service-card__list li::before {
    content: "—";
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 600;
}

.service-card__badge {
    display: inline-block;
    margin-top: var(--spacing-sm);
    padding: 0.25rem 0.75rem;
    background-color: rgba(27, 27, 122, 0.08);
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: 20px;
    border: 1px solid rgba(27, 27, 122, 0.15);
}

/* ========================================
   8. À PROPOS
   ======================================== */
.about__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

.about__image img {
    border-radius: var(--border-radius-lg);
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

.about__text {
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
}

.about__reassurance {
    margin-top: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.reassurance-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.reassurance-item__icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    color: var(--color-accent);
}

.reassurance-item__icon svg {
    width: 100%;
    height: 100%;
}

.reassurance-item strong {
    display: block;
    font-size: var(--font-size-base);
    color: var(--color-primary);
    margin-bottom: 0.25rem;
}

.reassurance-item p {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

/* ========================================
   9. PORTFOLIO / RÉALISATIONS
   ======================================== */
.portfolio__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.portfolio__item {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius-lg);
    aspect-ratio: 4 / 3;
    cursor: pointer;
}

.portfolio__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.portfolio__item:hover img {
    transform: scale(1.05);
}

.portfolio__caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-md);
    background: linear-gradient(transparent, rgba(18, 18, 90, 0.9));
    color: var(--color-white);
    transform: translateY(100%);
    transition: transform var(--transition-base);
}

.portfolio__item:hover .portfolio__caption,
.portfolio__item:focus-within .portfolio__caption {
    transform: translateY(0);
}

.portfolio__caption h3 {
    font-size: var(--font-size-base);
    margin-bottom: 0.25rem;
}

.portfolio__caption p {
    font-size: var(--font-size-sm);
    opacity: 0.8;
}

/* ========================================
   10. ZONE D'INTERVENTION
   ======================================== */
.zone__content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.zone__map iframe {
    width: 100%;
    border-radius: var(--border-radius-lg);
    min-height: 300px;
}

.zone__info h3 {
    font-size: var(--font-size-xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.zone__text {
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
}

.zone__list {
    columns: 2;
    column-gap: var(--spacing-lg);
}

.zone__list li {
    padding: var(--spacing-xs) 0;
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    position: relative;
    padding-left: var(--spacing-md);
    break-inside: avoid;
}

.zone__list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background-color: var(--color-accent);
    border-radius: 50%;
}

/* ========================================
   11. FAQ
   ======================================== */
.faq__list {
    max-width: 800px;
    margin: 0 auto;
}

.faq__item {
    border-bottom: 1px solid var(--color-gray-medium);
}

.faq__question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text);
    cursor: pointer;
    list-style: none;
    transition: color var(--transition-fast);
}

.faq__question::-webkit-details-marker {
    display: none;
}

.faq__question::after {
    content: '+';
    font-size: var(--font-size-xl);
    font-weight: 300;
    color: var(--color-accent);
    transition: transform var(--transition-fast);
    flex-shrink: 0;
    margin-left: var(--spacing-sm);
}

.faq__item[open] .faq__question::after {
    content: '−';
}

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

.faq__answer {
    padding: 0 0 var(--spacing-md) 0;
}

.faq__answer p {
    color: var(--color-text-light);
    line-height: 1.8;
    font-size: var(--font-size-base);
}

/* ========================================
   12. CONTACT
   ======================================== */
.contact__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

/* Informations de contact */
.contact__info-item {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
    margin-bottom: var(--spacing-lg);
}

.contact__info-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    color: var(--color-accent);
    margin-top: 2px;
}

.contact__info-icon svg {
    width: 100%;
    height: 100%;
}

.contact__info-item h3 {
    font-size: var(--font-size-base);
    color: var(--color-primary);
    margin-bottom: 0.25rem;
}

.contact__info-item a {
    color: var(--color-text);
    font-weight: 500;
}

.contact__info-item a:hover {
    color: var(--color-accent);
}

.contact__info-item p {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

/* Formulaire */
.contact__form-wrapper {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-weight: 600;
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.form-group label span {
    color: var(--color-accent);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--color-gray-medium);
    border-radius: var(--border-radius);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    color: var(--color-text);
    background-color: var(--color-white);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    appearance: none;
    -webkit-appearance: none;
}

.form-group select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(27, 27, 122, 0.12);
}

.form-group input.error,
.form-group textarea.error {
    border-color: #e53e3e;
}

.form-error {
    display: block;
    font-size: var(--font-size-sm);
    color: #e53e3e;
    margin-top: 0.25rem;
    min-height: 0;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

/* Message de confirmation du formulaire */
.form-message {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    font-weight: 500;
    text-align: center;
}

.form-message--success {
    background-color: #f0fff4;
    color: #276749;
    border: 1px solid #c6f6d5;
}

.form-message--error {
    background-color: #fff5f5;
    color: #c53030;
    border: 1px solid #fed7d7;
}

/* ========================================
   13. FOOTER
   ======================================== */
.footer {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer__brand p {
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-sm);
    opacity: 0.8;
    line-height: 1.7;
}

.footer__nav h4,
.footer__contact h4 {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-sm);
    color: var(--color-accent);
}

.footer__nav li {
    margin-bottom: var(--spacing-xs);
}

.footer__nav a {
    font-size: var(--font-size-sm);
    opacity: 0.8;
    transition: opacity var(--transition-fast), color var(--transition-fast);
}

.footer__nav a:hover {
    opacity: 1;
    color: var(--color-accent);
}

.footer__contact p {
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-xs);
}

.footer__contact a {
    opacity: 0.8;
    transition: opacity var(--transition-fast);
}

.footer__contact a:hover {
    opacity: 1;
    color: var(--color-accent);
}

.footer__social {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.footer__social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--color-white);
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.footer__social a:hover {
    background-color: var(--color-accent);
    color: var(--color-primary-dark);
    transform: translateY(-3px);
}

.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    padding-top: var(--spacing-lg);
    text-align: center;
}

.footer__bottom p {
    font-size: var(--font-size-sm);
    opacity: 0.7;
    margin-bottom: var(--spacing-xs);
}

/* ========================================
   14. RESPONSIVE — TABLETTE (≥768px)
   ======================================== */
@media (min-width: 768px) {
    :root {
        --font-size-hero: 3rem;
        --font-size-2xl: 2rem;
        --spacing-section: 5rem;
        --container-padding: 2rem;
        --navbar-height: 80px;
    }

    /* Hero */
    .hero__cta {
        flex-direction: row;
        justify-content: center;
    }

    /* Services */
    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* About */
    .about__grid {
        grid-template-columns: 1fr 1fr;
        align-items: center;
    }

    /* Portfolio */
    .portfolio__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Zone */
    .zone__content {
        grid-template-columns: 2fr 1fr;
        align-items: start;
    }

    /* Contact */
    .contact__grid {
        grid-template-columns: 1fr 1.5fr;
        align-items: start;
    }

    .form-row {
        grid-template-columns: 1fr 1fr;
    }

    /* Footer */
    .footer__grid {
        grid-template-columns: 2fr 1fr 1fr;
    }

    /* Navbar desktop */
    .navbar__toggle {
        display: none;
    }

    .navbar__menu {
        position: static;
        width: auto;
        max-width: none;
        height: auto;
        background-color: transparent;
        flex-direction: row;
        align-items: center;
        padding: 0;
        transform: none;
        box-shadow: none;
        gap: var(--spacing-xs);
    }

    .navbar__menu li {
        margin-bottom: 0;
    }

    .navbar__menu a {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: var(--font-size-sm);
        position: relative;
    }

    .navbar__menu a:not(.btn)::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 50%;
        width: 0;
        height: 2px;
        background-color: var(--color-accent);
        transition: width var(--transition-base), left var(--transition-base);
    }

    .navbar__menu a:not(.btn):hover::after,
    .navbar__menu a:not(.btn).active::after {
        width: 100%;
        left: 0;
    }

    .navbar__menu a:not(.btn):hover {
        background-color: transparent;
    }

    .navbar__menu .btn--accent {
        margin-top: 0;
        margin-left: var(--spacing-xs);
    }

    .menu-overlay {
        display: none;
    }
}

/* ========================================
   15. RESPONSIVE — DESKTOP (≥1024px)
   ======================================== */
@media (min-width: 1024px) {
    :root {
        --font-size-hero: 3.5rem;
        --font-size-2xl: 2.25rem;
        --font-size-3xl: 2.5rem;
        --spacing-section: 6rem;
    }

    /* Services */
    .services__grid {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Portfolio */
    .portfolio__grid {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Navbar spacing */
    .navbar__menu {
        gap: var(--spacing-sm);
    }

    .navbar__menu a {
        font-size: var(--font-size-base);
    }
}

/* ========================================
   16. RESPONSIVE — GRAND ÉCRAN (≥1440px)
   ======================================== */
@media (min-width: 1440px) {
    :root {
        --container-max: 1300px;
    }
}