/* HOLDING K2F - Corporate Website Styles */
/* CSS Variables for consistent theming */
:root {
    --primary-green: #0F6A4B;
    --dark-green: #0A4E38;
    --main-text: #111827;
    --secondary-text: #4B5563;

    --light-bg: #F5F8F6;
    --section-soft: #EEF4F0;
    --section-alt: #E9F1EC;
    --white: #FFFFFF;
    --borders: #E3E8E4;

    --shadow: rgba(16, 24, 40, 0.06);
    --shadow-hover: rgba(16, 24, 40, 0.12);

    --radius: 8px;
    --radius-large: 12px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--main-text);
    background:
        radial-gradient(circle at top left, rgba(15, 106, 75, 0.06), transparent 28%),
        radial-gradient(circle at bottom right, rgba(10, 78, 56, 0.05), transparent 24%),
        linear-gradient(180deg, #F7FAF8 0%, #EEF4F0 100%);
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: var(--line-height-tight);
    color: var(--main-text);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
    margin-bottom: var(--spacing-md);
    color: var(--secondary-text);
}

a {
    color: var(--primary-green);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--dark-green);
}

/* Skip Link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-green);
    color: var(--white);
    padding: 8px;
    text-decoration: none;
    border-radius: var(--radius);
    z-index: 10000;
    font-weight: 600;
}

.skip-link:focus {
    top: 6px;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius);
    font-weight: 600;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    text-decoration: none;
}

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

.btn-primary:hover {
    background-color: var(--dark-green);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow-hover);
}

.btn-secondary {
    background-color: var(--white);
    color: var(--primary-green);
    border: 2px solid var(--primary-green);
}

.btn-secondary:hover {
    background-color: var(--primary-green);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow-hover);
}

.hero .btn-secondary {
    background: rgba(255,255,255,0.08);
    color: var(--white);
    border: 1px solid rgba(255,255,255,0.24);
}

.hero .btn-secondary:hover {
    background: rgba(255,255,255,0.16);
    color: var(--white);
    border-color: rgba(255,255,255,0.35);
}

/* Header */
.header {
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(17, 24, 39, 0.06);
    z-index: 1000;
    box-shadow: 0 6px 18px rgba(16, 24, 40, 0.05);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    text-decoration: none;
}

.logo-img {
    height: 40px;
    width: auto;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-name {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--primary-green);
}

.tagline {
    font-size: var(--font-size-sm);
    color: var(--secondary-text);
    margin-top: 2px;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-list a {
    color: var(--main-text);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-list a:hover {
    color: var(--primary-green);
}

.cta-header {
    display: none;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--main-text);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background:
        linear-gradient(135deg, rgba(10, 30, 24, 0.94) 0%, rgba(15, 106, 75, 0.90) 100%);
    padding: var(--spacing-2xl) 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 20%, rgba(255,255,255,0.08), transparent 25%),
        radial-gradient(circle at 80% 30%, rgba(255,255,255,0.06), transparent 22%);
    pointer-events: none;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    margin-bottom: var(--spacing-2xl);
}

.hero h1,
.hero h2,
.hero .hero-subtitle,
.hero .eyebrow {
    color: var(--white);
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
    color: rgba(255, 255, 255, 0.88);
}

.eyebrow {
    font-size: var(--font-size-sm);
    color: var(--primary-green);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.75);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
}

.hero-visual {
    display: flex;
    justify-content: center;
}

.group-structure {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
    max-width: 400px;
}

.structure-card {
    background: rgba(255, 255, 255, 0.10);
    padding: var(--spacing-md);
    border-radius: var(--radius-large);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
    border: 1px solid rgba(255,255,255,0.14);
    border-left: 4px solid rgba(255,255,255,0.35);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.structure-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px var(--shadow-hover);
}

.structure-card.holding {
    background: linear-gradient(135deg, var(--primary-green), var(--dark-green));
    color: var(--white);
    border-left-color: var(--white);
    background: rgba(255, 255, 255, 0.18);
    color: var(--white);
    border-left-color: var(--white);
}

.structure-card h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xs);
}

.structure-card p {
    font-size: var(--font-size-sm);
    opacity: 0.9;
    color: var(--white);
}

.structure-card p {
    opacity: 0.85;
    margin-bottom: 0;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.stat-card {
    text-align: center;
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.92);
    border-radius: 16px;
    box-shadow: 0 10px 24px rgba(16, 24, 40, 0.08);
}

.stat-number {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--primary-green);
    margin-bottom: var(--spacing-xs);
}

.stat-card p {
    font-size: var(--font-size-sm);
    margin: 0;
}

/* Groupe Section */
.groupe {
    padding: var(--spacing-2xl) 0;
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(6px);
}

.groupe-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.groupe-text h2 {
    margin-bottom: var(--spacing-md);
}

.info-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.info-card {
    background: var(--light-bg);
    padding: var(--spacing-md);
    border-radius: 16px;
    border-left: 3px solid var(--primary-green);
    box-shadow: 0 10px 30px var(--shadow);
    border: 1px solid rgba(17, 24, 39, 0.04);
}

.info-card h4 {
    color: var(--primary-green);
    margin-bottom: var(--spacing-xs);
}

.groupe-structure {
    display: flex;
    justify-content: center;
}

.structure-panel {
    background: var(--main-text);
    color: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-large);
    max-width: 400px;
    width: 100%;
}

.structure-panel h3 {
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.structure-item {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.structure-item:last-child {
    border-bottom: none;
}

.structure-item.holding {
    background: rgba(15, 106, 75, 0.1);
    padding: var(--spacing-md);
    border-radius: var(--radius);
    border-bottom: none;
    margin-bottom: var(--spacing-md);
}

/* Activités Section */
.activites {
    padding: var(--spacing-2xl) 0;
    background: var(--section-soft);
}

.activites h2 {
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.activites > p {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

.activites-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

.activite-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: 16px;
    box-shadow: 0 10px 30px var(--shadow);
    border: 1px solid rgba(17, 24, 39, 0.04);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.activite-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px var(--shadow-hover);
}

.activite-card h3 {
    color: var(--primary-green);
    margin-bottom: var(--spacing-xs);
}

.activite-card h4 {
    margin-bottom: var(--spacing-md);
    color: var(--main-text);
}

.services {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
}

.services span {
    background: var(--light-bg);
    color: var(--secondary-text);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

/* Solutions Section */
.solutions {
    padding: var(--spacing-2xl) 0;
    background: rgba(255, 255, 255, 0.78);
}

.solutions-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.solutions-text h2 {
    margin-bottom: var(--spacing-md);
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.solution-card {
    background: var(--light-bg);
    padding: var(--spacing-lg);
    border-radius: 16px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 10px 30px var(--shadow);
    border: 1px solid rgba(17, 24, 39, 0.04);
}

.solution-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px var(--shadow-hover);
}

.solution-card h4 {
    color: var(--primary-green);
    margin-bottom: var(--spacing-xs);
}

.solution-card p {
    font-size: var(--font-size-sm);
    margin: 0;
}

/* CTA Band */
.cta-band {
    background: linear-gradient(135deg, #0B1F18 0%, #0F6A4B 100%);
    color: var(--white);
    padding: var(--spacing-2xl) 0;
    text-align: center;
}

.cta-band h2 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.cta-band p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-lg);
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

/* Devis Section */
.devis {
    padding: var(--spacing-2xl) 0;
    background: var(--section-alt);
}

.devis-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.devis-text h2 {
    margin-bottom: var(--spacing-md);
}

.reassurance {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: 16px;
    margin-top: var(--spacing-lg);
    box-shadow: 0 10px 30px var(--shadow);
    border: 1px solid rgba(17, 24, 39, 0.04);
}

.reassurance h4 {
    color: var(--primary-green);
    margin-bottom: var(--spacing-md);
}

.reassurance ul {
    list-style: none;
    padding: 0;
}

.reassurance li {
    padding: var(--spacing-xs) 0;
    position: relative;
    padding-left: var(--spacing-lg);
}

.reassurance li::before {
    content: "✓";
    color: var(--primary-green);
    font-weight: bold;
    position: absolute;
    left: 0;
}

.devis-form {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: 16px;
    box-shadow: 0 10px 30px var(--shadow);
    border: 1px solid rgba(17, 24, 39, 0.04);
}

.form-messages {
    margin-bottom: var(--spacing-lg);
}

.form-messages.success {
    background: #D1FAE5;
    color: #065F46;
    padding: var(--spacing-md);
    border-radius: var(--radius);
    border: 1px solid #A7F3D0;
}

.form-messages.error {
    background: #FEE2E2;
    color: #991B1B;
    padding: var(--spacing-md);
    border-radius: var(--radius);
    border: 1px solid #FECACA;
}

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

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

.form-group.honeypot {
    display: none;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid var(--borders);
    border-radius: var(--radius);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px rgba(15, 106, 75, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* Contact Section */
.contact {
    padding: var(--spacing-2xl) 0;
    background: rgba(255, 255, 255, 0.76);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.contact-text h2 {
    margin-bottom: var(--spacing-md);
}

.contact-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.contact-card {
    background: var(--light-bg);
    padding: var(--spacing-lg);
    border-radius: 16px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 10px 30px var(--shadow);
    border: 1px solid rgba(17, 24, 39, 0.04);
}

.contact-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px var(--shadow-hover);
}

.contact-card h4 {
    color: var(--primary-green);
    margin-bottom: var(--spacing-sm);
}

.contact-card p {
    margin: 0;
    font-size: var(--font-size-sm);
}

.contact-card a {
    color: var(--secondary-text);
    font-weight: 500;
}

.contact-card a:hover {
    color: var(--primary-green);
}

/* Footer */
.footer {
    background: var(--main-text);
    color: var(--white);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand h3 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-sm);
    margin: 0;
}

.footer-contact-quick {
    margin-top: var(--spacing-md);
}

.footer-contact-quick a {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-sm);
    display: block;
    margin-bottom: var(--spacing-xs);
}

.footer-contact-quick a:hover {
    color: var(--white);
}

.footer h4 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.footer ul {
    list-style: none;
    padding: 0;
}

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

.footer a {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-sm);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-size-sm);
    margin: 0;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content,
    .groupe-content,
    .solutions-content,
    .devis-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .activites-grid {
        grid-template-columns: 1fr;
    }

    .solutions-grid {
        grid-template-columns: 1fr;
    }

    .stats {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-wrap: wrap;
        gap: var(--spacing-md);
    }

    .nav {
        order: 3;
        width: 100%;
        display: none;
    }

    .nav.active {
        display: block;
    }

    .nav-list {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
        padding: var(--spacing-md) 0;
    }

    .mobile-menu-toggle {
        display: flex;
        order: 2;
    }

    .cta-header {
        display: block;
        order: 1;
    }

    .hero-content {
        text-align: center;
    }

    .hero-buttons {
        justify-content: center;
        flex-direction: column;
    }

    .info-cards {
        grid-template-columns: 1fr;
    }

    .activites-grid {
        grid-template-columns: 1fr;
    }

    .contact-cards {
        grid-template-columns: 1fr;
    }

    .cta-buttons {
        flex-direction: column;
    }

    h1 { font-size: var(--font-size-3xl); }
    h2 { font-size: var(--font-size-2xl); }
    h3 { font-size: var(--font-size-xl); }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

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

    .group-structure {
        max-width: 100%;
    }

    .structure-card {
        padding: var(--spacing-md);
    }

    .activite-card,
    .solution-card,
    .contact-card {
        padding: var(--spacing-lg);
    }

    .devis-form {
        padding: var(--spacing-lg);
    }

    .btn {
        width: 100%;
    }
}

/* Focus States for Accessibility */
.btn:focus,
a:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--primary-green);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .cta-band,
    .btn {
        display: none !important;
    }

    body {
        font-size: 12pt;
        line-height: 1.4;
    }

    .container {
        max-width: none;
        padding: 0;
    }
}

/* Badges entités */
.badge-live,
.badge-coming {
    display: inline-block;
    margin-top: 0.6rem;
    padding: 0.35rem 0.7rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 700;
    line-height: 1;
}

.badge-live {
    background: #D1FAE5;
    color: #065F46;
    border: 1px solid #A7F3D0;
}

.badge-coming {
    background: #FEF3C7;
    color: #92400E;
    border: 1px solid #FDE68A;
}

/* Liens dans les cartes sombres du hero */
.structure-card h3 a,
.structure-panel a {
    color: inherit;
    text-decoration: none;
}

.structure-card h3 a:hover,
.structure-panel a:hover {
    text-decoration: underline;
}

/* Texte statut dans structure panel */
.structure-item em {
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.85rem;
}

/* Liens cartes activités */
.activite-card h3 a {
    color: var(--primary-green);
    text-decoration: none;
}

.activite-card h3 a:hover {
    color: var(--dark-green);
    text-decoration: underline;
}

/* Footer entités */
.footer-entities li {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-sm);
}

/* Cookie banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    color: white;
    padding: 1rem;
    z-index: 10000;
    transition: transform 0.3s ease;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}
.cookie-banner-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}
.cookie-banner p {
    margin: 0;
    font-size: 0.9rem;
    color: white;
    flex: 2;
}
.cookie-buttons {
    display: flex;
    gap: 1rem;
}
.cookie-buttons .btn {
    padding: 0.5rem 1.2rem;
    font-size: 0.85rem;
}
@media (max-width: 640px) {
    .cookie-banner-content {
        flex-direction: column;
        text-align: center;
    }
}