/* Numerilabs — site.css
   Styles composants + pages. Portés depuis les CSS modules de l'app React.
   Conventions de nommage : préfixe par composant (hero-*, problems-*, etc.).
*/

/* ============================================================
   NAVBAR + DRAWER MOBILE
   ============================================================ */

.nav {
    position: sticky;
    top: 0;
    z-index: var(--z-nav-sticky);
    background-color: color-mix(in srgb, var(--background) 90%, transparent);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border);
    height: 4rem;
    display: flex;
    align-items: center;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

@media (min-width: 640px) {
    .nav-container { padding: 0 var(--spacing-6); }
}

.nav-logo-button {
    display: flex;
    align-items: center;
}

.nav-logo {
    height: 2.5rem;
    width: auto;
}

@media (min-width: 640px) {
    .nav-logo { height: 3.5rem; }
}

.nav-links {
    display: flex;
    gap: var(--spacing-2);
    align-items: center;
}

@media (min-width: 640px) {
    .nav-links { gap: var(--spacing-6); }
}

.nav-link {
    position: relative;
    font-size: 0.9375rem;
    color: var(--muted-foreground);
    font-weight: 500;
    transition: color var(--animation-duration-fast) ease;
    display: none;
    padding: 0.25rem 0;
}

@media (min-width: 768px) {
    .nav-link {
        display: inline-flex;
        align-items: center;
    }
}

.nav-link:hover {
    color: var(--foreground);
}

.nav-link:focus-visible {
    outline: none;
    color: var(--primary);
    border-radius: var(--radius-sm);
    box-shadow: 0 0 0 2px var(--background), 0 0 0 4px var(--primary);
}

.nav-link.is-active {
    color: var(--primary);
}

.nav-link.is-active::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -2px;
    height: 2px;
    background-color: var(--primary);
    border-radius: 1px;
}

.nav-cta {
    margin-left: var(--spacing-2);
    display: none;
}

@media (min-width: 640px) {
    .nav-cta { display: inline-flex; }
}

.nav-hamburger {
    color: var(--foreground);
    padding: var(--spacing-2);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
    transition: background-color var(--animation-duration-fast) ease;
}

.nav-hamburger:hover {
    background-color: var(--muted);
}

@media (min-width: 768px) {
    .nav-hamburger { display: none; }
}

.nav-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: var(--z-overlay);
}

.nav-drawer {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 80%;
    max-width: 20rem;
    background-color: var(--surface);
    z-index: calc(var(--z-overlay) + 1);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
}

.nav-drawer-enter { transition: transform var(--animation-duration-normal) ease; }
.nav-drawer-enter-start { transform: translateX(100%); }
.nav-drawer-enter-end { transform: translateX(0); }

@media (prefers-reduced-motion: reduce) {
    .nav-drawer-enter,
    .nav-drawer-enter-start,
    .nav-drawer-enter-end {
        transition: none;
        transform: none;
    }
}

.nav-drawer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-4) var(--spacing-6);
    border-bottom: 1px solid var(--border);
}

.nav-drawer-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--foreground);
}

.nav-drawer-close {
    color: var(--foreground);
    padding: var(--spacing-2);
    display: flex;
    border-radius: var(--radius);
    transition: background-color var(--animation-duration-fast) ease;
}

.nav-drawer-close:hover { background-color: var(--muted); }

.nav-drawer-nav {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-6);
    gap: var(--spacing-2);
}

.nav-drawer-link {
    font-size: 1rem;
    color: var(--foreground);
    padding: var(--spacing-4);
    text-align: left;
    border-radius: var(--radius);
    transition: background-color var(--animation-duration-fast) ease;
    font-weight: 500;
    text-decoration: none;
}

.nav-drawer-link:hover { background-color: var(--muted); }

.nav-drawer-cta-wrap {
    margin-top: var(--spacing-6);
    padding-top: var(--spacing-6);
    border-top: 1px solid var(--border);
}

.nav-drawer-cta {
    width: 100%;
}

/* ============================================================
   HERO — signature Caveat, grille blueprint, bandeau preuve
   ============================================================ */

.hero {
    position: relative;
    padding: var(--spacing-10) 0;
    background-color: var(--surface);
    display: flex;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(to right, var(--border) 1px, transparent 1px),
        linear-gradient(to bottom, var(--border) 1px, transparent 1px);
    background-size: 32px 32px;
    background-position: -1px -1px;
    mask-image: radial-gradient(ellipse 75% 70% at 50% 45%, hsl(0 0% 0% / 0.95) 30%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 75% 70% at 50% 45%, hsl(0 0% 0% / 0.95) 30%, transparent 100%);
    z-index: 0;
}

@media (min-width: 640px) {
    .hero { padding: var(--spacing-12) 0; }
}

@media (min-width: 768px) {
    .hero { padding: 5.5rem 0 4.5rem; }
    .hero::before {
        background-size: 40px 40px;
        mask-image: radial-gradient(ellipse 70% 80% at 50% 50%, hsl(0 0% 0% / 0.95) 35%, transparent 100%);
        -webkit-mask-image: radial-gradient(ellipse 70% 80% at 50% 50%, hsl(0 0% 0% / 0.95) 35%, transparent 100%);
    }
}

.hero-container {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    width: 100%;
    padding: 0 var(--spacing-4);
    margin: 0 auto;
}

@media (min-width: 640px) {
    .hero-container { padding: 0 var(--spacing-6); }
}

.hero-grid {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-8);
}

@media (min-width: 768px) {
    .hero-grid {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        gap: var(--spacing-10);
    }
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-6);
}

@media (min-width: 768px) {
    .hero-content {
        flex: 1;
        align-items: flex-start;
        text-align: left;
    }
}

.hero-illustration-wrapper {
    width: 100%;
    max-width: 400px;
    display: none;
    justify-content: center;
    align-items: center;
}

@media (min-width: 768px) {
    .hero-illustration-wrapper {
        display: flex;
        flex: 1;
        max-width: 450px;
    }
}

.hero-brand-label {
    font-family: var(--font-family-base);
    font-size: 1.375rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    color: var(--primary);
    text-transform: uppercase;
}

@media (min-width: 640px) { .hero-brand-label { font-size: 2rem; } }
@media (min-width: 768px) { .hero-brand-label { font-size: 2.5rem; } }

.hero-title {
    font-family: var(--font-family-heading);
    font-size: 1.75rem;
    line-height: 1.1;
    font-weight: 700;
    color: var(--foreground);
    letter-spacing: -0.02em;
    text-align: center;
    text-wrap: balance;
}

@media (min-width: 640px) { .hero-title { font-size: 2.25rem; } }
@media (min-width: 768px) { .hero-title { font-size: 3rem; text-align: left; } }

.hero-signature {
    display: inline-block;
    align-self: center;
    font-family: var(--font-family-cursive);
    font-size: 1.125rem;
    font-weight: 400;
    line-height: 1.1;
    color: var(--muted-foreground);
    opacity: 0.85;
    margin-top: calc(-1 * var(--spacing-3));
    transform: rotate(-2deg);
    transform-origin: left center;
    user-select: none;
}

@media (min-width: 640px) { .hero-signature { font-size: 1.25rem; } }
@media (min-width: 768px) {
    .hero-signature {
        align-self: flex-start;
        font-size: 1.375rem;
        margin-left: var(--spacing-1);
    }
}

@media (prefers-reduced-motion: reduce) {
    .hero-signature { transform: none; }
}

.hero-subtitle {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--foreground);
    max-width: 900px;
    font-weight: 500;
    text-align: center;
    text-wrap: pretty;
}

@media (min-width: 640px) { .hero-subtitle { font-size: 1.125rem; } }
@media (min-width: 768px) {
    .hero-subtitle { font-size: 1.125rem; text-align: left; max-width: 52rem; }
}

.hero-actions {
    margin-top: var(--spacing-4);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
    width: 100%;
    max-width: 24rem;
}

@media (min-width: 640px) {
    .hero-actions {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        width: auto;
        max-width: none;
    }
}

@media (min-width: 768px) { .hero-actions { justify-content: flex-start; } }

.hero-cta, .hero-secondary-cta {
    padding-left: var(--spacing-8);
    padding-right: var(--spacing-8);
    width: 100%;
}

@media (min-width: 640px) {
    .hero-cta, .hero-secondary-cta { width: auto; }
}

.hero-proof {
    margin-top: calc(-1 * var(--spacing-2));
    align-self: center;
    max-width: 38rem;
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.5;
    color: color-mix(in srgb, var(--foreground), transparent 25%);
    text-align: center;
    text-wrap: pretty;
}

@media (min-width: 640px) { .hero-proof { font-size: 0.9375rem; } }
@media (min-width: 768px) { .hero-proof { align-self: flex-start; text-align: left; } }

.hero-proof-sep {
    opacity: 0.5;
    user-select: none;
}

/* ============================================================
   PROBLEMS
   ============================================================ */

.problems {
    padding: var(--spacing-10) 0;
    background-color: var(--background);
}

@media (min-width: 640px) { .problems { padding: var(--spacing-12) 0; } }
@media (min-width: 768px) { .problems { padding: 5rem 0; } }

.problems-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
    text-align: center;
}

@media (min-width: 640px) { .problems-container { padding: 0 var(--spacing-6); } }

.problems-title {
    font-family: var(--font-family-heading);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-6);
    color: var(--foreground);
    text-wrap: balance;
}

@media (min-width: 640px) { .problems-title { font-size: 2rem; } }
@media (min-width: 768px) { .problems-title { font-size: 2.25rem; } }

.problems-subtitle {
    font-size: 1rem;
    color: var(--muted-foreground);
    margin-bottom: var(--spacing-8);
    line-height: 1.6;
}

@media (min-width: 640px) {
    .problems-subtitle { font-size: 1.125rem; margin-bottom: var(--spacing-8); }
}

.problems-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-6);
    text-align: left;
    width: 100%;
    margin: 0 auto;
    max-width: 800px;
}

@media (min-width: 640px) { .problems-list { gap: var(--spacing-8); } }

.problems-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-5);
}

.problems-icon-wrap {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: color-mix(in srgb, var(--primary), transparent 95%);
    border-radius: var(--radius-full);
}

.problems-icon-wrap svg { width: 48px; height: 48px; }

@media (min-width: 640px) {
    .problems-icon-wrap svg { width: 56px; height: 56px; }
}

.problems-item-text {
    font-size: 1rem;
    line-height: 1.6;
    padding-top: var(--spacing-2);
    color: var(--foreground);
}

@media (min-width: 640px) { .problems-item-text { font-size: 1.0625rem; } }

.problems-cta-wrap {
    margin-top: var(--spacing-8);
    display: flex;
    justify-content: center;
}

@media (min-width: 640px) { .problems-cta-wrap { margin-top: var(--spacing-10); } }

/* ============================================================
   SOLUTIONS
   ============================================================ */

.solutions {
    padding: var(--spacing-10) 0;
    background-color: var(--surface);
}

@media (min-width: 640px) { .solutions { padding: var(--spacing-12) 0; } }
@media (min-width: 768px) { .solutions { padding: 5rem 0; } }

.solutions-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

@media (min-width: 640px) { .solutions-container { padding: 0 var(--spacing-6); } }

.solutions-header { text-align: center; margin: 0 auto var(--spacing-10); }

.solutions-title {
    font-family: var(--font-family-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--foreground);
    margin-bottom: var(--spacing-4);
    text-wrap: balance;
}

@media (min-width: 640px) { .solutions-title { font-size: 1.875rem; } }
@media (min-width: 768px) { .solutions-title { font-size: 2.25rem; } }

.solutions-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-6);
    width: 100%;
    margin: 0 auto;
    max-width: 1000px;
}

@media (min-width: 768px) { .solutions-grid { gap: var(--spacing-8); } }

.solutions-card {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-5);
    padding: var(--spacing-6);
    background-color: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: border-color var(--animation-duration-normal) ease;
}

@media (min-width: 768px) {
    .solutions-card {
        grid-template-columns: minmax(220px, 1fr) 2fr;
        gap: var(--spacing-10);
        padding: var(--spacing-8) var(--spacing-10);
        align-items: start;
    }
}

.solutions-card:hover { border-color: var(--primary); }

.solutions-card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
}

@media (min-width: 768px) {
    .solutions-card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-5);
        padding-top: var(--spacing-2);
    }
}

.solutions-icon-wrap {
    color: var(--primary);
    padding: var(--spacing-3);
    background-color: color-mix(in srgb, var(--primary), transparent 90%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.solutions-card-title {
    font-family: var(--font-family-heading);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--foreground);
    line-height: 1.3;
    letter-spacing: -0.01em;
    text-wrap: balance;
}

@media (min-width: 640px) { .solutions-card-title { font-size: 1.375rem; } }
@media (min-width: 768px) { .solutions-card-title { font-size: 1.5rem; } }

.solutions-subpoints {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-5);
}

.solutions-subpoint {
    color: var(--foreground);
    line-height: 1.6;
    font-size: 0.9375rem;
}

@media (min-width: 640px) { .solutions-subpoint { font-size: 1rem; } }

.solutions-subpoint strong {
    color: var(--foreground);
    font-weight: 600;
    display: block;
    margin-bottom: var(--spacing-1);
}

/* ============================================================
   CASE STUDIES — hero case + liste plate (post refonte layout)
   ============================================================ */

.cases {
    padding: var(--spacing-12) 0;
    background-color: var(--background);
}

@media (min-width: 768px) { .cases { padding: 5rem 0; } }

.cases-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

@media (min-width: 640px) { .cases-container { padding: 0 var(--spacing-6); } }

.cases-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-10);
}

.cases-title {
    font-family: var(--font-family-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--foreground);
    margin-bottom: var(--spacing-4);
    text-wrap: balance;
}

@media (min-width: 640px) { .cases-title { font-size: 1.875rem; } }
@media (min-width: 768px) { .cases-title { font-size: 2.25rem; } }

.cases-subtitle {
    font-size: 1rem;
    color: var(--muted-foreground);
    line-height: 1.6;
    text-wrap: pretty;
}

@media (min-width: 640px) { .cases-subtitle { font-size: 1.125rem; } }

.cases-layout {
    display: flex;
    flex-direction: column;
    max-width: 820px;
    margin: 0 auto var(--spacing-10);
}

.cases-hero,
.cases-item {
    display: grid;
    grid-template-columns: 48px 1fr;
    gap: var(--spacing-4);
    align-items: start;
}

@media (min-width: 768px) {
    .cases-hero,
    .cases-item {
        grid-template-columns: 56px 1fr;
        gap: var(--spacing-6);
    }
}

.cases-hero {
    padding-bottom: var(--spacing-6);
    border-bottom: 1px solid var(--border);
}

@media (min-width: 768px) { .cases-hero { padding-bottom: var(--spacing-8); } }

.cases-hero-icon-wrap {
    color: var(--primary);
    width: 48px;
    height: 48px;
    background-color: color-mix(in srgb, var(--primary), transparent 90%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

@media (min-width: 768px) {
    .cases-hero-icon-wrap { width: 56px; height: 56px; }
}

.cases-hero-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
    min-width: 0;
}

.cases-hero-tag {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--primary);
    align-self: flex-start;
}

.cases-hero-title {
    font-family: var(--font-family-heading);
    font-size: 1.25rem;
    line-height: 1.3;
    font-weight: 700;
    color: var(--foreground);
    letter-spacing: -0.01em;
    text-wrap: balance;
}

@media (min-width: 640px) { .cases-hero-title { font-size: 1.375rem; } }
@media (min-width: 768px) { .cases-hero-title { font-size: 1.5rem; } }

.cases-hero-description {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--foreground);
    text-wrap: pretty;
}

@media (min-width: 768px) { .cases-hero-description { font-size: 1.0625rem; } }

.cases-hero-description strong {
    font-weight: 700;
    color: var(--primary);
}

.cases-list {
    display: flex;
    flex-direction: column;
}

.cases-item {
    padding: var(--spacing-5) 0;
    border-top: 1px solid var(--border);
}

.cases-item:first-child { border-top: none; }
.cases-item:last-child { padding-bottom: 0; }

@media (min-width: 768px) { .cases-item { padding: var(--spacing-6) 0; } }

.cases-item-icon-wrap {
    color: var(--primary);
    width: 40px;
    height: 40px;
    background-color: color-mix(in srgb, var(--primary), transparent 92%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    justify-self: start;
}

@media (min-width: 768px) {
    .cases-item-icon-wrap { width: 44px; height: 44px; }
}

.cases-item-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
    min-width: 0;
}

.cases-item-tag {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted-foreground);
    align-self: flex-start;
}

.cases-item-title {
    font-family: var(--font-family-heading);
    font-size: 1rem;
    line-height: 1.35;
    font-weight: 600;
    color: var(--foreground);
    letter-spacing: -0.01em;
    text-wrap: balance;
}

@media (min-width: 640px) { .cases-item-title { font-size: 1.0625rem; } }

.cases-item-description {
    font-size: 0.9375rem;
    line-height: 1.55;
    color: color-mix(in srgb, var(--foreground), transparent 20%);
    text-wrap: pretty;
}

.cases-cta-wrap {
    display: flex;
    justify-content: center;
}

.cases-cta {
    width: 100%;
    max-width: 28rem;
}

@media (min-width: 640px) {
    .cases-cta { width: auto; max-width: none; white-space: nowrap; }
}

/* ============================================================
   METHOD — timeline numérotée avec signature Caveat step 3
   ============================================================ */

.method {
    padding: var(--spacing-10) 0;
    background-color: var(--surface);
}

@media (min-width: 640px) { .method { padding: var(--spacing-12) 0; } }
@media (min-width: 768px) { .method { padding: 5rem 0; } }

.method-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

@media (min-width: 640px) { .method-container { padding: 0 var(--spacing-6); } }

.method-title {
    font-family: var(--font-family-heading);
    font-size: 1.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-4);
    color: var(--foreground);
    text-wrap: balance;
}

@media (min-width: 640px) { .method-title { font-size: 1.875rem; } }
@media (min-width: 768px) { .method-title { font-size: 2.25rem; } }

.method-subtitle {
    text-align: center;
    font-size: 1rem;
    color: var(--muted-foreground);
    max-width: 600px;
    margin: 0 auto var(--spacing-8);
}

@media (min-width: 640px) {
    .method-subtitle { font-size: 1.125rem; margin: 0 auto var(--spacing-12); }
}

.method-timeline {
    display: flex;
    flex-direction: column;
    position: relative;
    max-width: 700px;
    margin: 0 auto;
}

.method-timeline::before {
    content: "";
    position: absolute;
    left: 18px;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--border);
    transform: translateX(-50%);
}

@media (min-width: 768px) { .method-timeline::before { left: 20px; } }

.method-step {
    display: flex;
    gap: var(--spacing-4);
    position: relative;
    padding-bottom: var(--spacing-8);
}

.method-step:last-child { padding-bottom: 0; }

@media (min-width: 768px) {
    .method-step { gap: var(--spacing-6); padding-bottom: var(--spacing-10); }
}

.method-number-circle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: var(--surface);
    border: 2px solid var(--primary);
    color: var(--primary);
    font-family: var(--font-family-monospace);
    font-size: 0.75rem;
    font-weight: 700;
    flex-shrink: 0;
    z-index: 2;
}

@media (min-width: 768px) {
    .method-number-circle { width: 40px; height: 40px; font-size: 0.875rem; }
}

.method-content { flex: 1; padding-top: var(--spacing-1); }

.method-step-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-2);
    flex-wrap: wrap;
}

.method-step-icon {
    display: inline-flex;
    width: 28px;
    height: 28px;
    color: var(--primary);
}

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

@media (min-width: 768px) {
    .method-step-icon { width: 32px; height: 32px; }
}

.method-step-title {
    font-family: var(--font-family-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--foreground);
    line-height: 1.3;
}

@media (min-width: 640px) { .method-step-title { font-size: 1.125rem; } }
@media (min-width: 768px) { .method-step-title { font-size: 1.25rem; } }

.method-signature {
    display: inline-block;
    font-family: var(--font-family-cursive);
    font-size: 1.125rem;
    font-weight: 400;
    color: var(--muted-foreground);
    margin-left: var(--spacing-2);
    transform: rotate(-3deg);
    transform-origin: left center;
    opacity: 0.85;
    line-height: 1;
    white-space: nowrap;
    pointer-events: none;
    user-select: none;
}

@media (min-width: 768px) {
    .method-signature { font-size: 1.5rem; margin-left: var(--spacing-3); }
}

@media (prefers-reduced-motion: reduce) {
    .method-signature { transform: none; }
}

.method-step-description {
    color: var(--muted-foreground);
    line-height: 1.6;
    font-size: 0.9375rem;
}

@media (min-width: 640px) { .method-step-description { font-size: 1rem; } }

/* ============================================================
   CTA
   ============================================================ */

.cta {
    padding: var(--spacing-8) 0 var(--spacing-10);
    background-color: var(--background);
}

@media (min-width: 640px) { .cta { padding: var(--spacing-10) 0; } }
@media (min-width: 768px) { .cta { padding: 4rem 0; } }

.cta-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

@media (min-width: 640px) { .cta-container { padding: 0 var(--spacing-6); } }

.cta-card {
    background-color: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-10) var(--spacing-6);
    text-align: center;
}

@media (min-width: 640px) { .cta-card { padding: var(--spacing-12) var(--spacing-8); } }
@media (min-width: 768px) { .cta-card { padding: var(--spacing-16) var(--spacing-10); } }

.cta-title {
    font-family: var(--font-family-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-4);
    color: var(--foreground);
    text-wrap: balance;
}

@media (min-width: 640px) { .cta-title { font-size: 1.875rem; } }
@media (min-width: 768px) { .cta-title { font-size: 2.25rem; } }

.cta-text {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--muted-foreground);
    margin: 0 auto var(--spacing-6);
    max-width: 600px;
}

@media (min-width: 640px) { .cta-text { font-size: 1.125rem; margin-bottom: var(--spacing-8); } }
@media (min-width: 768px) { .cta-text { font-size: 1.25rem; } }

.cta-actions {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-6);
}

.cta-button {
    padding-left: var(--spacing-8);
    padding-right: var(--spacing-8);
    width: 100%;
}

@media (min-width: 640px) { .cta-button { width: auto; } }

.cta-email {
    font-size: 0.9375rem;
    color: var(--muted-foreground);
}

/* ============================================================
   FAQ — accordion via Alpine x-collapse
   ============================================================ */

.faq {
    padding: var(--spacing-10) 0;
    background-color: var(--surface);
}

@media (min-width: 640px) { .faq { padding: var(--spacing-12) 0; } }
@media (min-width: 768px) { .faq { padding: 5rem 0; } }

.faq-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

@media (min-width: 640px) { .faq-container { padding: 0 var(--spacing-6); } }

.faq-header-wrap { max-width: 600px; margin: 0 auto var(--spacing-8); }

.faq-title {
    font-family: var(--font-family-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--foreground);
    text-align: center;
    text-wrap: balance;
}

@media (min-width: 640px) { .faq-title { font-size: 1.75rem; } }
@media (min-width: 768px) { .faq-title { font-size: 2rem; } }

.faq-accordion-wrap {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

@media (min-width: 768px) {
    .faq-accordion-wrap { padding-top: var(--spacing-4); gap: var(--spacing-4); }
}

.faq-item {
    background-color: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.faq-trigger {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-4) var(--spacing-5);
    text-align: left;
    color: var(--foreground);
    font-size: 0.9375rem;
    font-weight: 600;
    line-height: 1.4;
    transition: background-color var(--animation-duration-fast) ease;
}

@media (min-width: 768px) {
    .faq-trigger { padding: var(--spacing-5) var(--spacing-6); font-size: 1rem; }
}

.faq-trigger:hover { background-color: color-mix(in srgb, var(--muted), transparent 50%); }

.faq-trigger:focus-visible {
    outline: none;
    box-shadow: inset 0 0 0 2px var(--primary);
}

.faq-trigger-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

@media (min-width: 640px) { .faq-trigger-content { gap: var(--spacing-4); } }

.faq-trigger-content svg {
    color: var(--primary);
    flex-shrink: 0;
}

.faq-chevron {
    color: var(--muted-foreground);
    font-size: 1.5rem;
    line-height: 1;
    transition: transform 280ms cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
}

.faq-trigger.is-open .faq-chevron { transform: rotate(45deg); }

/* Truc CSS pur : grid-template-rows 0fr → 1fr anime de zéro à la hauteur naturelle.
   Courbe Material standard pour avoir le même feeling dans les deux sens (ouverture et fermeture).
   L'opacity sur l'inner masque le moment où la row touche zéro et évite l'à-coup. */
.faq-content {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 280ms cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-content.is-open {
    grid-template-rows: 1fr;
}

.faq-content-inner {
    overflow: hidden;
    min-height: 0;
    opacity: 0;
    transition: opacity 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-content.is-open .faq-content-inner {
    opacity: 1;
    transition-delay: 80ms;
}

.faq-content-inner p {
    padding: 0 var(--spacing-5) var(--spacing-5);
    color: var(--foreground);
    line-height: 1.6;
    font-size: 0.9375rem;
    margin: 0;
}

@media (min-width: 768px) {
    .faq-content-inner p {
        padding: 0 var(--spacing-6) var(--spacing-6);
        font-size: 1rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .faq-content,
    .faq-content-inner,
    .faq-chevron {
        transition: none;
    }
}

/* ============================================================
   FOOTER
   ============================================================ */

.footer {
    background-color: var(--background);
    border-top: 1px solid var(--border);
    padding: var(--spacing-12) 0 var(--spacing-8);
}

@media (min-width: 768px) { .footer { padding: var(--spacing-16) 0 var(--spacing-10); } }

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

@media (min-width: 640px) { .footer-container { padding: 0 var(--spacing-6); } }

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-10);
    padding-bottom: var(--spacing-10);
}

@media (min-width: 640px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-10) var(--spacing-8);
    }
}

@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: minmax(220px, 1.2fr) 1fr 1fr;
        gap: var(--spacing-12);
        padding-bottom: var(--spacing-12);
    }
}

.footer-brand {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-4);
}

@media (min-width: 640px) { .footer-brand { grid-column: 1 / -1; } }
@media (min-width: 1024px) { .footer-brand { grid-column: auto; } }

.footer-logo { height: 2.5rem; width: auto; object-fit: contain; }

.footer-tagline {
    font-size: 0.9375rem;
    color: var(--foreground);
    max-width: 28ch;
    line-height: 1.55;
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
}

.footer-column-title {
    font-family: var(--font-family-heading);
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--foreground);
    letter-spacing: -0.005em;
}

.footer-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.footer-link-button,
.footer-link {
    font-family: inherit;
    font-size: 0.9375rem;
    color: var(--foreground);
    text-align: left;
    line-height: 1.5;
    transition: color var(--animation-duration-fast) ease;
}

.footer-link-button:hover,
.footer-link:hover {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.footer-link-button:focus-visible,
.footer-link:focus-visible {
    outline: none;
    color: var(--primary);
    border-radius: var(--radius-sm);
    box-shadow: 0 0 0 2px var(--background), 0 0 0 4px var(--primary);
}

.footer-bottom-bar {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-3);
    padding-top: var(--spacing-6);
    border-top: 1px solid var(--border);
    font-size: 0.8125rem;
    color: var(--muted-foreground);
}

@media (min-width: 768px) {
    .footer-bottom-bar {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

.footer-copyright { font-size: 0.8125rem; }

.footer-legal-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.footer-legal-link {
    font-size: 0.8125rem;
    color: var(--muted-foreground);
    transition: color var(--animation-duration-fast) ease;
}

.footer-legal-link:hover {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.footer-separator { color: var(--border); }

/* ============================================================
   PAGE CONTACT
   ============================================================ */

.contact-main {
    width: 100%;
    padding: var(--spacing-12) var(--spacing-6);
    display: flex;
    justify-content: center;
}

.contact-container {
    max-width: 600px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-5);
}

.contact-header {
    text-align: center;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
}

.contact-title {
    font-family: var(--font-family-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--foreground);
    line-height: 1.1;
    letter-spacing: -0.02em;
    text-wrap: balance;
}

@media (min-width: 640px) { .contact-title { font-size: 2.25rem; } }

.contact-subtitle {
    font-size: 1.125rem;
    color: var(--muted-foreground);
    line-height: 1.6;
}

.contact-promise-box {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-4);
    background-color: color-mix(in srgb, var(--primary) 10%, transparent);
    border-radius: var(--radius);
    color: var(--primary);
    font-weight: 500;
    font-size: 0.9375rem;
}

.contact-flash {
    width: 100%;
    padding: var(--spacing-4) var(--spacing-5);
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    line-height: 1.5;
}

.contact-flash-success {
    background-color: color-mix(in srgb, var(--success) 12%, var(--card));
    border: 1px solid color-mix(in srgb, var(--success), transparent 60%);
    color: color-mix(in srgb, var(--success), black 20%);
}

.contact-flash-error {
    background-color: color-mix(in srgb, var(--error) 8%, var(--card));
    border: 1px solid color-mix(in srgb, var(--error), transparent 60%);
    color: color-mix(in srgb, var(--error), black 25%);
}

.contact-form-card {
    width: 100%;
    background-color: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-6);
    box-shadow: var(--shadow-lg);
}

@media (min-width: 640px) { .contact-form-card { padding: var(--spacing-8); } }

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-1);
}

.contact-submit-wrap { margin-top: var(--spacing-4); }

.contact-submit { width: 100%; }

/* ============================================================
   PAGE EXPERTISE TECHNIQUE
   ============================================================ */

.expertise-header {
    background-color: var(--background);
    padding: var(--spacing-10) 0 var(--spacing-8);
    border-bottom: 1px solid var(--border);
}

@media (min-width: 768px) {
    .expertise-header { padding: var(--spacing-14) 0 var(--spacing-10); }
}

.expertise-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

@media (min-width: 640px) { .expertise-container { padding: 0 var(--spacing-6); } }

.expertise-back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--muted-foreground);
    margin-bottom: var(--spacing-6);
    transition: color var(--animation-duration-fast) ease;
}

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

.expertise-back-link:focus-visible {
    outline: none;
    color: var(--primary);
    border-radius: var(--radius-sm);
    box-shadow: 0 0 0 2px var(--background), 0 0 0 4px var(--primary);
}

.expertise-title {
    font-family: var(--font-family-heading);
    font-size: clamp(1.75rem, 3.6vw, 3rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--foreground);
    margin-bottom: var(--spacing-5);
    text-wrap: balance;
}

.expertise-intro {
    font-size: 1.0625rem;
    line-height: 1.6;
    color: var(--foreground);
    max-width: 65ch;
    text-wrap: pretty;
}

@media (min-width: 768px) { .expertise-intro { font-size: 1.125rem; } }

.expertise-cta {
    background-color: var(--background);
    padding: var(--spacing-12) 0;
}

@media (min-width: 768px) { .expertise-cta { padding: var(--spacing-16) 0; } }

.expertise-cta-card {
    background-color: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-10) var(--spacing-6);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-5);
}

@media (min-width: 768px) {
    .expertise-cta-card { padding: var(--spacing-12) var(--spacing-10); }
}

.expertise-cta-title {
    font-family: var(--font-family-heading);
    font-size: clamp(1.375rem, 2.4vw, 2rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.015em;
    color: var(--foreground);
    text-wrap: balance;
}

.expertise-cta-text {
    font-size: 1rem;
    line-height: 1.55;
    color: var(--foreground);
    max-width: 50ch;
}

@media (min-width: 640px) { .expertise-cta-text { font-size: 1.0625rem; } }

/* ============================================================
   PAGES LÉGALES (mentions + politique)
   ============================================================ */

.legal-main { width: 100%; padding: var(--spacing-12) var(--spacing-6); }

.legal-container { max-width: 800px; margin: 0 auto; }

.legal-title {
    font-family: var(--font-family-heading);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 2.5rem;
    color: var(--foreground);
    border-bottom: 1px solid var(--border);
    padding-bottom: var(--spacing-6);
}

@media (max-width: 768px) { .legal-title { font-size: 2rem; } }

.legal-intro {
    font-size: 1.125rem;
    line-height: 1.6;
    color: var(--muted-foreground);
    margin-bottom: 2.5rem;
    padding-bottom: var(--spacing-6);
    border-bottom: 1px solid var(--border);
}

.legal-section { margin-bottom: 2.5rem; }

.legal-subtitle {
    font-family: var(--font-family-heading);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-4);
    color: var(--foreground);
}

@media (max-width: 768px) { .legal-subtitle { font-size: 1.25rem; } }

.legal-h3 {
    font-family: var(--font-family-heading);
    font-size: 1.125rem;
    font-weight: 600;
    margin-top: var(--spacing-6);
    margin-bottom: var(--spacing-2);
    color: var(--foreground);
}

.legal-content { font-size: 1rem; line-height: 1.6; color: var(--muted-foreground); }
.legal-content p { margin-bottom: var(--spacing-4); }
.legal-content strong { color: var(--foreground); font-weight: 600; }

.legal-content a { color: var(--primary); transition: color var(--animation-duration-fast) ease; }
.legal-content a:hover { text-decoration: underline; }

.legal-list { list-style: disc; padding-left: var(--spacing-6); margin: 0 0 var(--spacing-4) 0; }
.legal-list li { margin-bottom: var(--spacing-2); }

.legal-contact {
    margin-top: var(--spacing-6);
    padding-top: var(--spacing-4);
    border-top: 1px solid var(--border);
}

/* ============================================================
   PAGE 404
   ============================================================ */

.error-main {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-12) var(--spacing-6);
}

.error-container {
    max-width: 480px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-5);
}

.error-code {
    font-family: var(--font-family-heading);
    font-size: 4rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
}

.error-text {
    font-size: 1.125rem;
    color: var(--foreground);
}