/* =========================================
   Reset & Variables
   ========================================= */
:root {
    /* Colors */
    --color-white: #FFFFFF;
    --color-bg-light: #F8F9FA;
    --color-bg-subtle: #F0F4F8;
    
    --color-primary: #1D3557; /* Navy */
    --color-primary-light: #457B9D; /* Steel Blue Accent */
    --color-primary-dark: #122138;
    
    --color-text-main: #24292E;
    --color-text-muted: #6A737D;
    
    --color-border: #E1E4E8;
    --color-border-light: #EAECEF;

    /* Typography */
    --font-jp: 'Noto Sans JP', sans-serif;
    --font-en: 'Inter', sans-serif;

    /* Spacing */
    --sp-xs: 0.5rem;
    --sp-sm: 1rem;
    --sp-md: 2rem;
    --sp-lg: 4rem;
    --sp-xl: 6rem;
    
    /* Layout */
    --header-height: 80px;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    
    /* Transitions & Shadows */
    --transition: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --shadow-sm: 0 4px 12px rgba(29, 53, 87, 0.04);
    --shadow-md: 0 8px 24px rgba(29, 53, 87, 0.08);
    --shadow-lg: 0 16px 48px rgba(29, 53, 87, 0.12);
}

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

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

body {
    font-family: var(--font-jp);
    color: var(--color-text-main);
    background-color: var(--color-white);
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    letter-spacing: 0.03em;
}

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

ul, ol {
    list-style: none;
}

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

/* =========================================
   Typography
   ========================================= */
.section-en {
    display: block;
    font-family: var(--font-en);
    font-weight: 700;
    color: var(--color-primary-light);
    font-size: 0.875rem;
    letter-spacing: 0.15em;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}
.section-title {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    line-height: 1.3;
}
.section-desc {
    color: var(--color-text-muted);
    font-size: 1rem;
    max-width: 700px;
    margin: 0 auto;
}

/* =========================================
   Helpers
   ========================================= */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}
.container-md {
    max-width: 800px;
}
.container-sm {
    max-width: 700px;
}
.section {
    padding: var(--sp-xl) 0;
}
.bg-light {
    background-color: var(--color-bg-light);
}
.bg-subtle {
    background-color: var(--color-bg-subtle);
}
.bg-bg {
    background-color: var(--color-white); /* Base variant */
    background-image: linear-gradient(to bottom, var(--color-white), var(--color-bg-light));
}
.text-center { text-align: center; }
.text-left { text-align: left; }
.mb-sm { margin-bottom: var(--sp-sm); }
.mb-md { margin-bottom: var(--sp-md); }
.mb-lg { margin-bottom: var(--sp-lg); }
.mb-xl { margin-bottom: var(--sp-xl); }
.mt-sm { margin-top: var(--sp-sm); }
.mt-md { margin-top: var(--sp-md); }
.mt-lg { margin-top: var(--sp-lg); }
.mt-xl { margin-top: var(--sp-xl); }
.p-0 { padding: 0 !important; }
.color-primary { color: var(--color-primary); }
.color-text-muted { color: var(--color-text-muted); }

.pc-only { display: block; }
.sp-only { display: none; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 2rem;
    background-color: transparent;
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
    border-radius: 40px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    text-align: center;
    font-size: 1rem;
}
.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}
.btn-primary:hover {
    background-color: var(--color-primary-light);
    border-color: var(--color-primary-light);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}
.btn-sm {
    padding: 0.5rem 1.5rem;
    font-size: 0.875rem;
}
.btn-lg {
    padding: 1.125rem 3rem;
    font-size: 1.125rem;
}
.btn-xl {
    padding: 1.25rem 4rem;
    font-size: 1.125rem;
    min-width: 280px;
}
.btn-block {
    display: flex;
    width: 100%;
}

/* =========================================
   Header
   ========================================= */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    z-index: 1000;
    border-bottom: 1px solid transparent;
    transition: all var(--transition);
}
.header.scrolled {
    border-bottom: 1px solid var(--color-border-light);
    box-shadow: 0 1px 10px rgba(0,0,0,0.02);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    padding: 0 5%;
}
.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}
.logo-img {
    height: 32px;
    width: auto;
}
.logo-text {
    font-family: var(--font-en);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--color-primary);
    letter-spacing: -0.02em;
}
.nav-desktop .nav-list {
    display: flex;
    align-items: center;
    gap: 2rem;
}
.nav-desktop .nav-link {
    font-family: var(--font-en);
    font-weight: 500;
    font-size: 0.9375rem;
    color: var(--color-text-main);
    transition: color var(--transition);
}
.nav-desktop .nav-link:hover {
    color: var(--color-primary-light);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    width: 32px;
    height: 24px;
    position: relative;
    cursor: pointer;
    z-index: 1001;
}
.menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-primary);
    position: absolute;
    left: 0;
    transition: all var(--transition);
}
.menu-toggle span:nth-child(1) { top: 0; }
.menu-toggle span:nth-child(2) { top: 11px; }
.menu-toggle span:nth-child(3) { top: 22px; }

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg);
    top: 11px;
}
.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}
.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg);
    top: 11px;
}

/* Mobile Menu Nav */
.nav-mobile {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--color-white);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}
.nav-mobile.active {
    opacity: 1;
    visibility: visible;
}
.nav-mobile-list {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    width: 100%;
    padding: 0 10%;
}
.nav-mobile .mobile-nav-link {
    font-family: var(--font-en);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary);
}

/* =========================================
   Hero
   ========================================= */
.hero {
    min-height: 100vh;
    padding-top: var(--header-height);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}
.hero-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    z-index: 2;
}
.hero-content {
    flex: 1;
    max-width: 600px;
    padding-right: 2rem;
}
.hero-subtitle {
    font-family: var(--font-en);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-primary-light);
    display: block;
    margin-bottom: 1rem;
    letter-spacing: 0.1em;
}
.hero-title {
    font-size: 4rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.2;
    margin-bottom: 2rem;
}
.hero-lead {
    font-size: 1.375rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--color-text-main);
    line-height: 1.6;
}
.hero-description {
    font-size: 1rem;
    color: var(--color-text-muted);
    margin-bottom: 3rem;
}
.hero-visual {
    flex: 1;
    display: flex;
    justify-content: flex-end;
    position: relative;
}
.visual-wrapper {
    position: relative;
    width: 100%;
    max-width: 500px;
    aspect-ratio: 4/5;
    background-color: var(--color-bg-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
}
/* Abstract CSS representation if image not loaded perfectly */
.visual-image {
    width: 100%;
    height: 100%;
    background-image: url('https://images.unsplash.com/photo-1498050108023-c5249f4df085?auto=format&fit=crop&w=800&q=80');
    background-size: cover;
    background-position: center;
    border-radius: inherit;
    position: relative;
    z-index: 2;
}
.shape-circle {
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(69,123,157,0.1) 0%, rgba(29,53,87,0.05) 100%);
    top: -50px;
    right: -50px;
    z-index: 1;
}

/* Scroll indicator */
.scroll-down {
    position: absolute;
    bottom: 40px;
    left: 5%;
    z-index: 2;
}
.scroll-down a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}
.scroll-text {
    font-family: var(--font-en);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    color: var(--color-text-muted);
    text-transform: uppercase;
}
.scroll-line {
    width: 1px;
    height: 60px;
    background-color: var(--color-border);
    position: relative;
    overflow: hidden;
}
.scroll-line::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background-color: var(--color-primary-light);
    animation: scrollLine 2s infinite ease-in-out;
}
@keyframes scrollLine {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(200%); }
}

/* =========================================
   About
   ========================================= */
.about .section-header {
    margin-bottom: 3rem;
}
.about-text {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-text-main);
    text-align: center;
}

/* =========================================
   Services
   ========================================= */
.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 4rem;
}
.service-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    height: 100%;
}
.service-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}
.card-inner {
    padding: 3rem;
}
.service-header {
    display: flex;
    flex-direction: column;
    position: relative;
    padding-bottom: 2rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--color-border-light);
}
.service-en {
    font-family: var(--font-en);
    color: var(--color-primary-light);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}
.service-name {
    font-size: 1.75rem;
    color: var(--color-primary);
}
.service-icon {
    position: absolute;
    top: 0;
    right: 0;
    color: var(--color-primary-light);
    opacity: 0.8;
}
.service-catch {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--color-text-main);
}
.service-text {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
    margin-bottom: 2rem;
}
.check-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}
.check-list li {
    position: relative;
    padding-left: 1.75rem;
    font-size: 0.9375rem;
    font-weight: 500;
}
.check-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 4px;
    width: 18px;
    height: 18px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23457B9D' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
    background-size: cover;
}
.check-list-sm li {
    font-size: 0.875rem;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
}
.check-list-sm li::before {
    top: 2px;
    width: 16px;
    height: 16px;
}

/* =========================================
   Pricing
   ========================================= */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 4rem;
}
.pricing-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}
.pricing-header {
    background: var(--color-bg-light);
    padding: 2.5rem 2rem;
    text-align: center;
    border-bottom: 1px solid var(--color-border);
    position: relative;
}
.pricing-title {
    font-size: 1.5rem;
    color: var(--color-primary);
    font-weight: 700;
}
.title-sub {
    font-size: 1rem;
    font-weight: normal;
}
.badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background-color: var(--color-primary-light);
    color: var(--color-white);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
}
.pricing-body {
    padding: 3rem 2rem;
}
.price-list {
    margin-bottom: 2rem;
}
.price-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px dashed var(--color-border);
}
.price-list li:last-child {
    border-bottom: none;
}
.qty {
    font-weight: 600;
}
.price-val {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}
.price-val small {
    font-size: 1rem;
    font-weight: normal;
}
.dot-list {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}
.dot-list li {
    position: relative;
    padding-left: 1rem;
    margin-bottom: 0.5rem;
}
.dot-list li::before {
    content: '・';
    position: absolute;
    left: 0;
    top: 0;
}
.card-featured {
    border-color: var(--color-primary-light);
    box-shadow: var(--shadow-md);
    position: relative;
}
.card-featured .pricing-header {
    background-color: var(--color-primary);
    border-bottom: none;
}
.card-featured .pricing-title {
    color: var(--color-white);
}
.price-main {
    margin-bottom: 0.5rem;
}
.price-num {
    font-family: var(--font-en);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
}
.price-unit {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-main);
    margin-left: 0.25rem;
}
.price-unit small { font-size: 0.875rem; }
.price-note-alert {
    display: inline-block;
    background-color: var(--color-bg-subtle);
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}
.pricing-text {
    font-size: 0.9375rem;
    line-height: 1.7;
}
.included-title {
    font-size: 1rem;
    margin-bottom: 1rem;
    color: var(--color-primary-dark);
}

/* Info Box */
.info-box-wrap {
    margin-top: 3rem;
}
.info-box {
    border-radius: var(--radius-md);
    padding: 2.5rem;
}
.border-box {
    border: 1px solid var(--color-border);
}
.box-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.125rem;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
}
.option-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}
.option-list li {
    background: var(--color-white);
    padding: 1rem;
    border-radius: var(--radius-sm);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.02);
}
.opt-label {
    font-weight: 600;
    font-size: 0.875rem;
}
.opt-val {
    font-size: 0.875rem;
    color: var(--color-primary-light);
}
.note-muted {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

/* =========================================
   Projects
   ========================================= */
.projects-content {
    margin-top: 4rem;
    display: flex;
    justify-content: center;
}
.project-card-horizontal {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 2.5rem;
    max-width: 600px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    transition: all var(--transition);
}
.project-card-horizontal:hover {
    box-shadow: var(--shadow-sm);
    transform: translateY(-3px);
}
.badge-sub {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-muted);
    background-color: var(--color-bg-subtle);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    margin-bottom: 0.75rem;
    display: inline-block;
}
.project-name {
    font-family: var(--font-en);
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 1rem;
}
.project-desc {
    font-size: 0.9375rem;
    color: var(--color-text-main);
    line-height: 1.8;
}

/* =========================================
   Contact
   ========================================= */
.email-link {
    font-family: var(--font-en);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    display: inline-flex;
    align-items: center;
}
.email-link:hover {
    color: var(--color-primary-light);
}
.mr-sm { margin-right: 0.5rem; }

.contact-form-box {
    background: var(--color-white);
    padding: 3.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}
.form-instruction {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-primary);
}
.form-row {
    margin-bottom: 2rem;
}
.form-label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--color-text-main);
}
.req {
    background-color: #E63946; /* Subtle Red from popular palettes for required */
    color: var(--color-white);
    font-size: 0.75rem;
    padding: 0.15rem 0.5rem;
    border-radius: 3px;
    margin-left: 0.5rem;
    vertical-align: middle;
}
.form-control {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background-color: var(--color-bg-light);
    font-family: inherit;
    font-size: 1rem;
    transition: all var(--transition);
}
.form-control:focus {
    outline: none;
    border-color: var(--color-primary-light);
    background-color: var(--color-white);
    box-shadow: 0 0 0 3px rgba(69, 123, 157, 0.1);
}
textarea.form-control {
    resize: vertical;
    min-height: 150px;
}
.form-radio-group {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}
.radio-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}
.form-help {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

.contact-template-box {
    padding: 2rem;
    border-radius: var(--radius-md);
}
.template-title {
    font-size: 1rem;
    color: var(--color-primary-dark);
    margin-bottom: 1rem;
}
.template-code {
    background-color: var(--color-white);
    padding: 1.5rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    font-family: var(--font-jp);
    font-size: 0.9375rem;
    white-space: pre-wrap;
    line-height: 1.8;
    color: var(--color-text-main);
    margin-bottom: 1rem;
}
.template-note {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

/* =========================================
   Footer
   ========================================= */
.footer {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 4rem 0 2rem;
}
.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    margin-bottom: 2rem;
}
.footer-brand {
    font-family: var(--font-en);
    font-size: 1.5rem;
    font-weight: 700;
    display: block;
    margin-bottom: 0.5rem;
}
.footer-email {
    color: rgba(255,255,255,0.7);
    font-size: 0.9375rem;
    font-family: var(--font-en);
}
.footer-email:hover {
    color: var(--color-white);
}
.footer-nav {
    display: flex;
    gap: 2rem;
}
.footer-nav a {
    font-family: var(--font-en);
    font-size: 0.9375rem;
    color: rgba(255,255,255,0.8);
}
.footer-nav a:hover {
    color: var(--color-white);
}
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.privacy-link {
    font-size: 0.8125rem;
    color: rgba(255,255,255,0.6);
}
.privacy-link:hover {
    color: rgba(255,255,255,1);
}
.copyright {
    font-family: var(--font-en);
    font-size: 0.8125rem;
    color: rgba(255,255,255,0.6);
}

/* =========================================
   Animations
   ========================================= */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}
.fade-up.is-visible {
    opacity: 1;
    transform: translateY(0);
}
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.8, 0.25, 1), transform 0.8s cubic-bezier(0.25, 0.8, 0.25, 1);
}
.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}
.fade-in {
    opacity: 0;
    transition: opacity 1s ease;
}
.fade-in.is-visible {
    opacity: 1;
}
.delay-1 { transition-delay: 0.15s; }
.delay-2 { transition-delay: 0.3s; }
.delay-3 { transition-delay: 0.45s; }
.delay-4 { transition-delay: 0.6s; }

/* =========================================
   Responsive
   ========================================= */
@media (max-width: 991px) {
    .hero-title { font-size: 3rem; }
    .hero-lead { font-size: 1.125rem; }
    
    .services-grid, .pricing-grid {
        grid-template-columns: 1fr;
    }
    .pricing-card { max-width: 500px; margin: 0 auto; }
    
    .footer-inner {
        flex-direction: column;
        gap: 2rem;
    }
    .footer-nav {
        flex-wrap: wrap;
    }
}

@media (max-width: 768px) {
    .pc-only { display: none; }
    .sp-only { display: block; }
    
    :root {
        --sp-xl: 4rem;
        --sp-lg: 3rem;
    }
    
    .nav-desktop { display: none; }
    .menu-toggle { display: block; }
    
    .hero {
        padding-top: calc(var(--header-height) + 2rem);
    }
    .hero-container {
        flex-direction: column;
        text-align: center;
    }
    .hero-content {
        padding-right: 0;
        margin-bottom: 3rem;
    }
    .hero-visual {
        justify-content: center;
        width: 100%;
    }
    
    .section-title { font-size: 1.75rem; }
    
    .option-list {
        grid-template-columns: 1fr;
    }
    
    .contact-form-box {
        padding: 2rem 1.5rem;
    }
    .form-radio-group {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
    }
}