/* ==========================================
   OBR Partner - Styles Principaux
   ========================================== */

:root {
    /* Couleurs principales */
    --primary-color: #1e40af;
    --primary-dark: #1e3a8a;
    --primary-light: #3b82f6;
    --secondary-color: #64748b;
    --accent-color: #f59e0b;
    
    /* Couleurs de fond */
    --bg-color: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-dark: #0f172a;
    
    /* Couleurs de texte */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-light: #94a3b8;
    
    /* Bordures */
    --border-color: #e2e8f0;
    --border-radius: 12px;
    
    /* Ombres */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Typographie */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-serif: 'Playfair Display', Georgia, serif;
}

/* ==========================================
   Reset & Base
   ========================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    color: var(--text-primary);
    background-color: var(--bg-color);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

/* ==========================================
   Container & Layout
   ========================================== */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==========================================
   Header & Navigation
   ========================================== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.navbar {
    padding: 1rem 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand a {
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-text {
    color: var(--primary-color);
}

.logo-partner {
    color: var(--text-primary);
    font-weight: 400;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: var(--transition);
    border-radius: 3px;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    color: var(--text-secondary);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-color);
    transform: translateY(-2px);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.nav-cta {
    background: var(--primary-color);
    color: white !important;
    padding: 0.5rem 1.5rem !important;
    border-radius: 50px;
    position: relative;
    overflow: hidden;
}

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

.nav-cta::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.5s, height 0.5s;
}

.nav-cta:hover::before {
    width: 200px;
    height: 200px;
}

.nav-cta:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(30, 64, 175, 0.3);
}

/* ==========================================
   Seasonal Banner
   ========================================== */

.seasonal-banner {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    text-align: center;
    padding: 1.5rem 2rem;
    margin-top: 70px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    animation: slideDown 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    border-bottom: 3px solid rgba(255, 255, 255, 0.3);
}

@keyframes slideDown {
    0% {
        transform: translateY(-100%) scaleY(0);
        opacity: 0;
    }
    50% {
        transform: translateY(-10%) scaleY(1);
    }
    100% {
        transform: translateY(0) scaleY(1);
        opacity: 1;
    }
}

/* Effet de brillance animé */
.seasonal-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(255, 255, 255, 0.1) 50%,
        transparent 70%
    );
    animation: shimmer 4s infinite;
    pointer-events: none;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%) translateY(-100%) rotate(45deg);
    }
    100% {
        transform: translateX(100%) translateY(100%) rotate(45deg);
    }
}

/* Particules flottantes */
.seasonal-banner::after {
    content: '✨';
    position: absolute;
    font-size: 1.2rem;
    animation: float 3s ease-in-out infinite;
    opacity: 0.7;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
}

@keyframes float {
    0%, 100% {
        transform: translateY(-50%) translateX(0) rotate(0deg);
    }
    50% {
        transform: translateY(-70%) translateX(10px) rotate(15deg);
    }
}

.seasonal-banner p {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 600;
    position: relative;
    z-index: 1;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    letter-spacing: 0.3px;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.02);
    }
}

.seasonal-banner.winter {
    background: linear-gradient(135deg, #2d5f4d, #38a169);
    border-bottom-color: #4ade80;
}

.seasonal-banner.winter::after {
    content: '🎄';
}

.seasonal-banner.summer {
    background: linear-gradient(135deg, #0ea5e9, #38bdf8);
    border-bottom-color: #7dd3fc;
}

.seasonal-banner.summer::after {
    content: '☀️';
}

.seasonal-banner.galaxy {
    background: linear-gradient(135deg, #6d28d9, #8b5cf6, #a78bfa);
    border-bottom-color: #c4b5fd;
    animation: galaxyGlow 3s ease-in-out infinite;
}

@keyframes galaxyGlow {
    0%, 100% {
        box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3), 0 0 40px rgba(139, 92, 246, 0.2);
    }
    50% {
        box-shadow: 0 4px 30px rgba(139, 92, 246, 0.5), 0 0 60px rgba(139, 92, 246, 0.4);
    }
}

.seasonal-banner.galaxy::after {
    content: '🌌';
    animation: float 3s ease-in-out infinite, sparkle 2s ease-in-out infinite;
}

@keyframes sparkle {
    0%, 100% { opacity: 0.7; text-shadow: 0 0 10px rgba(255, 255, 255, 0.5); }
    50% { opacity: 1; text-shadow: 0 0 20px rgba(255, 255, 255, 0.9); }
}

.seasonal-banner.sunset {
    background: linear-gradient(135deg, #ea580c, #f97316, #fb923c, #fbbf24);
    border-bottom-color: #fcd34d;
    animation: sunsetGlow 4s ease-in-out infinite;
}

@keyframes sunsetGlow {
    0%, 100% {
        box-shadow: 0 4px 20px rgba(249, 115, 22, 0.4);
    }
    50% {
        box-shadow: 0 4px 30px rgba(249, 115, 22, 0.6), 0 0 40px rgba(251, 146, 60, 0.3);
    }
}

.seasonal-banner.sunset::after {
    content: '🌅';
    animation: float 3s ease-in-out infinite, sunGlow 3s ease-in-out infinite;
}

@keyframes sunGlow {
    0%, 100% { 
        filter: brightness(1);
        transform: translateY(-50%) scale(1);
    }
    50% { 
        filter: brightness(1.3);
        transform: translateY(-50%) scale(1.1);
    }
}

.seasonal-banner.ocean {
    background: linear-gradient(135deg, #0e7490, #0891b2, #06b6d4, #22d3ee);
    border-bottom-color: #67e8f9;
    animation: waveFlow 5s ease-in-out infinite;
}

@keyframes waveFlow {
    0%, 100% {
        background-position: 0% 50%;
        box-shadow: 0 4px 20px rgba(8, 145, 178, 0.3);
    }
    50% {
        background-position: 100% 50%;
        box-shadow: 0 4px 30px rgba(8, 145, 178, 0.5), 0 0 40px rgba(6, 182, 212, 0.3);
    }
}

.seasonal-banner.ocean::after {
    content: '🌊';
    animation: float 3s ease-in-out infinite, waveBounce 2s ease-in-out infinite;
}

@keyframes waveBounce {
    0%, 100% { transform: translateY(-50%) translateX(0); }
    25% { transform: translateY(-50%) translateX(-5px); }
    75% { transform: translateY(-50%) translateX(5px); }
}

/* Hover effect */
.seasonal-banner:hover {
    transform: scale(1.01);
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.2);
}

.seasonal-banner:hover p {
    animation: wiggle 0.5s ease-in-out;
}

@keyframes wiggle {
    0%, 100% {
        transform: scale(1) rotate(0deg);
    }
    25% {
        transform: scale(1.05) rotate(-2deg);
    }
    75% {
        transform: scale(1.05) rotate(2deg);
    }
}

/* ==========================================
   Hero Section
   ========================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-top: 70px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e0e7ff 100%);
    z-index: -1;
}

.hero-background::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(30, 64, 175, 0.1) 0%, transparent 70%);
    top: -250px;
    right: -250px;
}

.hero-background::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
    bottom: -200px;
    left: -200px;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    padding: 2rem;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 5vw, 4rem);
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ==========================================
   Buttons
   ========================================== */

.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    border: none;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    transform: translate(-50%, -50%);
    transition: width 0.4s, height 0.4s;
    pointer-events: none;
}

.btn:active::before {
    width: 200px;
    height: 200px;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(30, 64, 175, 0.3);
}

.btn-primary:active {
    transform: translateY(-1px);
    box-shadow: 0 5px 15px rgba(30, 64, 175, 0.2);
}

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(30, 64, 175, 0.2);
}

.btn-secondary:active {
    transform: translateY(-1px);
}

.btn-large {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

/* ==========================================
   Sections
   ========================================== */

section {
    padding: 5rem 0;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ==========================================
   Values Section
   ========================================== */

.values-section {
    background: var(--bg-secondary);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.value-card {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    padding: 2rem;
    border-radius: var(--border-radius);
    border: 1px solid rgba(30, 64, 175, 0.1);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
    transition: var(--transition);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.value-card:hover {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transform: translateY(-5px);
    box-shadow: 0 12px 40px 0 rgba(30, 64, 175, 0.2);
    border-color: rgba(30, 64, 175, 0.3);
}

.value-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.value-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.value-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ==========================================
   Services Preview
   ========================================== */

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    border: 1px solid rgba(30, 64, 175, 0.1);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary-color);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-color: rgba(30, 64, 175, 0.3);
    box-shadow: 0 12px 40px 0 rgba(30, 64, 175, 0.2);
    transform: translateY(-5px);
}

.service-number {
    font-family: var(--font-serif);
    font-size: 3rem;
    color: var(--primary-light);
    opacity: 0.2;
    font-weight: 700;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card.visible .service-number {
    opacity: 0.6;
    color: var(--primary-color);
    transform: scale(1.05);
}

.service-card:hover .service-number {
    opacity: 0.8;
    color: var(--primary-color);
    transform: scale(1.1);
}

.service-card h3 {
    color: var(--primary-color);
    margin: 1rem 0;
    font-size: 1.5rem;
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.service-link {
    color: var(--primary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.service-link::after {
    content: '→';
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-link:hover {
    gap: 0.75rem;
    transform: translateX(3px);
}

.service-link:hover::after {
    transform: translateX(3px);
}

/* ==========================================
   Mission & Vision
   ========================================== */

.mission-vision {
    background: var(--primary-color);
    color: white;
}

.mission-vision .section-title {
    color: white;
}

.mission-vision-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.mission-box,
.vision-box {
    padding: 2.5rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.mission-box h3,
.vision-box h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.mission-box p,
.vision-box p {
    line-height: 1.8;
    opacity: 0.95;
}

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

.cta-section {
    background: linear-gradient(135deg, var(--bg-secondary), white);
    text-align: center;
}

.cta-content h2 {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 2.5rem);
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.cta-content p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

/* ==========================================
   Page Header
   ========================================== */

.page-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    text-align: center;
    padding: 6rem 0 4rem;
    margin-top: 70px;
}

.page-header h1 {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.25rem;
    opacity: 0.95;
}

/* ==========================================
   Footer
   ========================================== */

.site-footer {
    background: var(--bg-dark);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col h3,
.footer-col h4 {
    margin-bottom: 1.5rem;
}

.footer-col h3 {
    font-size: 1.5rem;
    color: var(--primary-light);
}

.footer-col p {
    color: #94a3b8;
    line-height: 1.7;
}

.footer-col ul li {
    margin-bottom: 0.75rem;
}

.footer-col ul li a {
    color: #cbd5e1;
}

.footer-col ul li a:hover {
    color: var(--primary-light);
}

.contact-info li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-icon:hover {
    background: var(--primary-light);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    color: #94a3b8;
}

/* ==========================================
   Animations
   ========================================== */

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

.fade-in-up {
    animation: fadeInUp 0.8s ease-out forwards;
    opacity: 0;
}

.delay-1 {
    animation-delay: 0.2s;
}

.delay-2 {
    animation-delay: 0.4s;
}

/* ==========================================
   Back to Top Button
   ========================================== */

@keyframes chatbotPulse {
    0%, 100% {
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2), 0 0 0 0 var(--primary-color);
    }
    50% {
        box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3), 0 0 0 10px transparent;
    }
}

.back-to-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    z-index: 9997;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.8);
    transition: all 0.3s ease;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
    animation: chatbotPulse 2s ease-in-out infinite;
}

.back-to-top:hover {
    transform: scale(1.1) rotate(-5deg);
    box-shadow: 0 6px 30px rgba(0, 0, 0, 0.3);
}

.back-to-top:active {
    transform: scale(1.05);
}

.back-to-top svg {
    width: 28px;
    height: 28px;
    transition: transform 0.3s ease;
    stroke-width: 3;
}

/* Mode sombre - même style que chatbot */
body.dark-mode .back-to-top {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

/* Responsive - Mobile */
@media (max-width: 768px) {
    .back-to-top {
        bottom: 90px;
        right: 20px;
        width: 50px;
        height: 50px;
    }
    
    .back-to-top svg {
        width: 24px;
        height: 24px;
    }
}

/* ==========================================
   Responsive
   ========================================== */

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: white;
        width: 100%;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
        align-items: flex-start;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }
    
    .mission-vision-grid,
    .values-grid,
    .services-grid {
        grid-template-columns: 1fr;
    }
}