/* =====================================================
   SCI IMMO GAZELLE - Style CSS Premium
   Design: Élégant, institutionnel, crédible
   Palette: Noir, blanc, gris, accent doré/orange
   ===================================================== */

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=Manrope:wght@300;400;500;600;700&display=swap');

/* ----- CSS Variables ----- */
:root {
    /* Colors */
    --color-black: #0a0a0a;
    --color-dark: #141414;
    --color-gray-dark: #2a2a2a;
    --color-gray: #555555;
    --color-gray-medium: #888888;
    --color-gray-light: #aaaaaa;
    --color-gray-lighter: #e0e0e0;
    --color-white: #ffffff;
    --color-off-white: #fafafa;
    --color-cream: #f7f6f4;
    
    /* Accent - Doré/Orange élégant */
    --color-accent: #c9913d;
    --color-accent-light: #d4a55a;
    --color-accent-dark: #a67830;
    --color-accent-glow: rgba(201, 145, 61, 0.15);
    
    /* Typography */
    --font-heading: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --space-3xl: 8rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.15);
    
    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-full: 9999px;
}

/* ----- Reset & Base ----- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-gray-dark);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.immo-gazelle {
    min-height: 100vh;
}

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

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

ul {
    list-style: none;
}

strong {
    font-weight: 600;
    color: var(--color-black);
}

/* ----- Container ----- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* ----- Typography ----- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 500;
    line-height: 1.2;
    color: var(--color-black);
}

/* =====================================================
   HEADER & NAVIGATION
   ===================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-gray-lighter);
    transition: all var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-sm);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.nav__logo-img {
    height: 45px;
    width: auto;
}

.nav__logo-text {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-black);
    letter-spacing: 0.02em;
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.nav__link {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-gray-dark);
    letter-spacing: 0.02em;
    position: relative;
    padding: var(--space-xs) 0;
    text-transform: uppercase;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--color-accent);
    transition: width var(--transition-base);
}

.nav__link:hover::after,
.nav__link.active::after {
    width: 100%;
}

.nav__link:hover,
.nav__link.active {
    color: var(--color-accent);
}

.nav__link--cta {
    background-color: var(--color-accent);
    color: var(--color-white) !important;
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-sm);
}

.nav__link--cta::after {
    display: none;
}

.nav__link--cta:hover {
    background-color: var(--color-accent-dark);
    color: var(--color-white) !important;
}

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.nav__toggle-line {
    width: 24px;
    height: 2px;
    background-color: var(--color-black);
    transition: all var(--transition-fast);
}

/* =====================================================
   HERO SECTION
   ===================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-black);
    overflow: hidden;
}

.hero__background {
    position: absolute;
    inset: 0;
}

.hero__bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.4;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(10, 10, 10, 0.85) 0%, rgba(20, 20, 20, 0.7) 100%);
}

.hero__content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: var(--space-3xl) var(--space-md);
    max-width: 850px;
}

.hero__logo-wrapper {
    margin-bottom: var(--space-lg);
    animation: fadeInDown 0.8s ease;
}

.hero__logo {
    width: 130px;
    height: auto;
    margin: 0 auto;
    filter: brightness(1.1) drop-shadow(0 4px 20px rgba(201, 145, 61, 0.3));
}

.hero__title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-sm);
    letter-spacing: 0.06em;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero__baseline {
    font-family: var(--font-heading);
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 400;
    font-style: italic;
    color: var(--color-accent);
    margin-bottom: var(--space-lg);
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero__description {
    font-size: 1.125rem;
    color: var(--color-gray-light);
    max-width: 650px;
    margin: 0 auto var(--space-xl);
    line-height: 1.9;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.hero__cta {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.8s both;
}

.hero__scroll {
    position: absolute;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    color: var(--color-gray-light);
    animation: bounce 2s infinite;
}

.hero__scroll-text {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

/* =====================================================
   STATS BANNER
   ===================================================== */
.stats-banner {
    background-color: var(--color-accent);
    padding: var(--space-lg) 0;
}

.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
    text-align: center;
}

.stat {
    color: var(--color-white);
}

.stat__number {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.stat__label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.9;
}

/* =====================================================
   BUTTONS
   ===================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-lg);
    font-family: var(--font-body);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-base);
}

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

.btn--primary:hover {
    background-color: var(--color-accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(201, 145, 61, 0.4);
}

.btn--secondary {
    background-color: transparent;
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.4);
}

.btn--secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background-color: rgba(201, 145, 61, 0.1);
}

.btn--large {
    padding: var(--space-md) var(--space-xl);
    font-size: 0.875rem;
}

/* =====================================================
   SECTIONS
   ===================================================== */
.section {
    padding: var(--space-3xl) 0;
}

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

.section--white {
    background-color: var(--color-white);
}

.section--dark {
    background-color: var(--color-black);
}

.section--gradient {
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-black) 100%);
}

.section__header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.section__header--light .section__label,
.section__header--light .section__title {
    color: var(--color-white);
}

.section__label {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.section__title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 500;
}

/* =====================================================
   ABOUT SECTION
   ===================================================== */
.about {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: start;
}

.about__content {
    padding-right: var(--space-lg);
}

.about__text {
    margin-bottom: var(--space-md);
    font-size: 1rem;
    color: var(--color-gray);
    line-height: 1.8;
}

.about__text--lead {
    font-size: 1.125rem;
    color: var(--color-gray-dark);
    font-weight: 500;
}

.about__vision {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.vision-card {
    background-color: var(--color-white);
    padding: var(--space-xl);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    border-left: 3px solid var(--color-accent);
}

.vision-card__icon {
    color: var(--color-accent);
    margin-bottom: var(--space-md);
}

.vision-card__title {
    font-size: 1.375rem;
    margin-bottom: var(--space-md);
}

.vision-card__text {
    color: var(--color-gray);
    line-height: 1.8;
    font-size: 0.9375rem;
}

.about__image-wrapper {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about__image {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

/* =====================================================
   SERVICES
   ===================================================== */
.services {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.service-card {
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.service-card__image {
    height: 200px;
    overflow: hidden;
}

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

.service-card:hover .service-card__image img {
    transform: scale(1.08);
}

.service-card__content {
    padding: var(--space-lg);
}

.service-card__icon {
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.service-card__title {
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
}

.service-card__text {
    color: var(--color-gray);
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* =====================================================
   PATRIMOINE / PORTFOLIO
   ===================================================== */
.patrimoine__intro {
    text-align: center;
    font-size: 1.0625rem;
    color: var(--color-gray-light);
    max-width: 750px;
    margin: 0 auto var(--space-xl);
    line-height: 1.8;
}

.patrimoine-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-md);
}

.patrimoine-card {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 1;
    cursor: pointer;
}

.patrimoine-card__image {
    position: absolute;
    inset: 0;
}

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

.patrimoine-card:hover .patrimoine-card__image img {
    transform: scale(1.1);
}

.patrimoine-card__content {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.2) 60%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-md);
    color: var(--color-white);
}

.patrimoine-card__content h3 {
    font-size: 1.125rem;
    color: var(--color-white);
    margin-bottom: var(--space-xs);
}

.patrimoine-card__content p {
    font-size: 0.8125rem;
    color: var(--color-gray-light);
    line-height: 1.5;
}

/* =====================================================
   TEAM
   ===================================================== */
.team {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.team-card {
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.team-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.team-card__image-wrapper {
    position: relative;
    padding-top: 90%;
    overflow: hidden;
    background-color: var(--color-gray-lighter);
}

.team-card__image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    transition: transform var(--transition-slow);
}

.team-card:hover .team-card__image {
    transform: scale(1.03);
}

.team-card__content {
    padding: var(--space-lg);
}

.team-card__name {
    font-size: 1.5rem;
    margin-bottom: var(--space-xs);
    text-align: center;
}

.team-card__title {
    display: block;
    text-align: center;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-accent);
    margin-bottom: var(--space-md);
}

.team-card__bio {
    color: var(--color-gray);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.team-card__skills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    justify-content: center;
}

.team-card__skills li {
    padding: 4px 12px;
    background-color: var(--color-accent-glow);
    color: var(--color-accent-dark);
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: var(--radius-full);
}

.team__conclusion-wrapper {
    max-width: 800px;
    margin: 0 auto;
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-gray-lighter);
}

.team__conclusion {
    text-align: center;
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-style: italic;
    color: var(--color-gray-dark);
}

/* =====================================================
   ENGAGEMENTS
   ===================================================== */
.engagements {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.engagement {
    text-align: center;
    padding: var(--space-lg);
    background-color: var(--color-cream);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.engagement:hover {
    background-color: var(--color-white);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.engagement__icon {
    color: var(--color-accent);
    margin-bottom: var(--space-md);
    display: flex;
    justify-content: center;
}

.engagement__title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-black);
    margin-bottom: var(--space-xs);
}

.engagement__text {
    font-size: 0.875rem;
    color: var(--color-gray);
}

/* =====================================================
   OPPORTUNITIES
   ===================================================== */
.opportunities {
    max-width: 850px;
    margin: 0 auto;
    text-align: center;
}

.opportunities__intro {
    margin-bottom: var(--space-xl);
}

.opportunities__intro p {
    font-size: 1.0625rem;
    color: var(--color-gray-light);
    margin-bottom: var(--space-md);
    line-height: 1.8;
}

.opportunities__assets {
    background-color: rgba(255, 255, 255, 0.05);
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.opportunities__subtitle {
    font-size: 1.125rem;
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.opportunities__list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-sm);
}

.opportunities__list li {
    padding: var(--space-xs) var(--space-md);
    background-color: rgba(201, 145, 61, 0.1);
    color: var(--color-accent-light);
    font-size: 0.875rem;
    border-radius: var(--radius-full);
    border: 1px solid rgba(201, 145, 61, 0.25);
}

.opportunities__contact {
    background: linear-gradient(135deg, rgba(201, 145, 61, 0.15) 0%, rgba(201, 145, 61, 0.08) 100%);
    padding: var(--space-xl);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-accent);
}

.opportunities__cta-text {
    font-size: 1rem;
    color: var(--color-gray-light);
    margin-bottom: var(--space-md);
}

.opportunities__email {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-accent);
    transition: all var(--transition-base);
}

.opportunities__email:hover {
    color: var(--color-accent-light);
    transform: scale(1.02);
}

.opportunities__confidential {
    margin-top: var(--space-md);
    font-size: 0.875rem;
    font-style: italic;
    color: var(--color-gray-light);
}

/* =====================================================
   RSE
   ===================================================== */
.rse__intro {
    text-align: center;
    font-size: 1.0625rem;
    color: var(--color-gray);
    max-width: 850px;
    margin: 0 auto var(--space-xl);
    line-height: 1.8;
}

.rse__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.rse-card {
    text-align: center;
    padding: var(--space-lg);
    background-color: var(--color-cream);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.rse-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    background-color: var(--color-white);
}

.rse-card__icon {
    color: var(--color-accent);
    margin-bottom: var(--space-md);
    display: flex;
    justify-content: center;
}

.rse-card__title {
    font-size: 1.0625rem;
    margin-bottom: var(--space-sm);
}

.rse-card__text {
    font-size: 0.875rem;
    color: var(--color-gray);
    line-height: 1.7;
}

.rse__conclusion {
    text-align: center;
    font-family: var(--font-heading);
    font-size: 1.375rem;
    font-style: italic;
    color: var(--color-accent);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-gray-lighter);
}

/* =====================================================
   CONTACT
   ===================================================== */
.contact {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.contact__intro {
    font-size: 1.0625rem;
    color: var(--color-gray-light);
    margin-bottom: var(--space-xl);
    line-height: 1.8;
}

.contact__cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.contact__card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: var(--space-xl);
    text-align: center;
    transition: all var(--transition-base);
}

.contact__card:hover {
    background: rgba(201, 145, 61, 0.08);
    border-color: var(--color-accent);
}

.contact__card-icon {
    color: var(--color-accent);
    margin-bottom: var(--space-md);
}

.contact__card-label {
    display: block;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-gray-medium);
    margin-bottom: var(--space-xs);
}

.contact__card-value {
    font-size: 1.125rem;
    color: var(--color-white);
    font-weight: 500;
    line-height: 1.5;
}

a.contact__card-value {
    transition: color var(--transition-fast);
}

a.contact__card-value:hover {
    color: var(--color-accent);
}

/* =====================================================
   FOOTER
   ===================================================== */
.footer {
    background-color: var(--color-black);
    padding: var(--space-xl) 0;
    color: var(--color-gray-light);
}

.footer__content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-gray-dark);
    flex-wrap: wrap;
    gap: var(--space-lg);
}

.footer__brand {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.footer__logo {
    width: 40px;
    height: auto;
}

.footer__brand-info {
    display: flex;
    flex-direction: column;
}

.footer__name {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    color: var(--color-white);
}

.footer__siren {
    font-size: 0.75rem;
    color: var(--color-gray-medium);
}

.footer__address {
    display: flex;
    flex-direction: column;
    font-size: 0.875rem;
    color: var(--color-gray-medium);
}

.footer__email {
    color: var(--color-accent);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.footer__email:hover {
    color: var(--color-accent-light);
}

.footer__link {
    font-size: 0.875rem;
    color: var(--color-gray-medium);
    transition: color var(--transition-fast);
}

.footer__link:hover {
    color: var(--color-white);
}

.footer__bottom {
    padding-top: var(--space-lg);
    text-align: center;
}

.footer__copyright {
    font-size: 0.75rem;
    color: var(--color-gray-medium);
}

/* =====================================================
   ANIMATIONS
   ===================================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* =====================================================
   RESPONSIVE
   ===================================================== */
@media (max-width: 1024px) {
    .about {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .about__content {
        padding-right: 0;
    }
    
    .services {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .patrimoine-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .rse__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .engagements {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --space-xl: 3rem;
        --space-2xl: 4rem;
        --space-3xl: 5rem;
    }
    
    /* Navigation mobile */
    .nav__toggle {
        display: flex;
        z-index: 1001;
    }
    
    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background-color: var(--color-white);
        flex-direction: column;
        justify-content: center;
        gap: var(--space-lg);
        padding: var(--space-xl);
        box-shadow: var(--shadow-lg);
        transition: right var(--transition-base);
    }
    
    .nav__menu.active {
        right: 0;
    }
    
    .nav__toggle.active .nav__toggle-line:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav__toggle.active .nav__toggle-line:nth-child(2) {
        opacity: 0;
    }
    
    .nav__toggle.active .nav__toggle-line:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    /* Sections */
    .team {
        grid-template-columns: 1fr;
    }
    
    .services {
        grid-template-columns: 1fr;
    }
    
    .engagements {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-md);
    }
    
    .rse__grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .patrimoine-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .contact__cards {
        grid-template-columns: 1fr;
    }
    
    /* Footer */
    .footer__content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer__brand {
        flex-direction: column;
    }
    
    /* Hero */
    .hero__logo {
        width: 100px;
    }
    
    .hero__cta {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
    }
    
    /* Stats */
    .stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-md);
    }
}

@media (max-width: 480px) {
    .engagements {
        grid-template-columns: 1fr;
    }
    
    .rse__grid {
        grid-template-columns: 1fr;
    }
    
    .patrimoine-grid {
        grid-template-columns: 1fr;
    }
    
    .team-card__image-wrapper {
        padding-top: 80%;
    }
    
    .section {
        padding: var(--space-2xl) 0;
    }
    
    .nav__logo-text {
        display: none;
    }
    
    .opportunities__email {
        font-size: 1.125rem;
        flex-direction: column;
    }
    
    .stats {
        grid-template-columns: 1fr 1fr;
    }
}