/* ==========================================================================
   Le Tandem - Design System & Styles
   Premium Landing Page for Artisans & TPE
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Variables - Design Tokens
   -------------------------------------------------------------------------- */
:root {
    /* Colors */
    --color-primary: #2563EB;
    --color-primary-dark: #1D4ED8;
    --color-primary-light: #3B82F6;
    --color-secondary: #1E40AF;
    --color-accent: #F59E0B;
    --color-accent-light: #FBBF24;

    /* Neutrals */
    --color-dark: #1F2937;
    --color-dark-light: #374151;
    --color-gray: #6B7280;
    --color-gray-light: #9CA3AF;
    --color-gray-lighter: #E5E7EB;
    --color-light: #F9FAFB;
    --color-white: #FFFFFF;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    --gradient-hero: linear-gradient(180deg, rgba(37, 99, 235, 0.05) 0%, rgba(255, 255, 255, 0) 100%);
    --gradient-text: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --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;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;
    --spacing-5xl: 8rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 40px rgba(37, 99, 235, 0.3);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;

    /* Z-index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal: 400;
    --z-tooltip: 500;

    /* Container */
    --container-max: 1200px;
    --container-padding: 1.5rem;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    line-height: 1.2;
    font-weight: 700;
    color: var(--color-dark);
}

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

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul,
ol {
    list-style: none;
}

/* --------------------------------------------------------------------------
   Utility Classes
   -------------------------------------------------------------------------- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.text-gradient {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-tag {
    display: inline-block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-lg);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray);
    max-width: 600px;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-header .section-subtitle {
    margin: 0 auto;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --------------------------------------------------------------------------
   Button Component
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn--primary {
    background: var(--gradient-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-md), 0 0 0 0 rgba(37, 99, 235, 0.4);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), 0 0 20px rgba(37, 99, 235, 0.4);
}

.btn--primary:active {
    transform: translateY(0);
}

.btn--secondary {
    background: var(--color-white);
    color: var(--color-dark);
    border: 2px solid var(--color-gray-lighter);
}

.btn--secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-2px);
}

.btn--large {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

.btn--full {
    width: 100%;
}

.btn svg {
    transition: transform var(--transition-fast);
}

.btn:hover svg {
    transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   Badge Component
   -------------------------------------------------------------------------- */
.badge {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-primary);
    background: rgba(37, 99, 235, 0.1);
    border-radius: var(--radius-full);
    border: 1px solid rgba(37, 99, 235, 0.2);
}

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition-base);
}

.header.scrolled {
    border-bottom-color: var(--color-gray-lighter);
    box-shadow: var(--shadow-sm);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 90px;
}

.nav__logo {
    display: flex;
    align-items: center;
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav__logo-img {
    height: 60px;
    width: auto;
    transition: transform var(--transition-base);
}

.nav__logo-img:hover {
    transform: scale(1.05);
}

.footer__logo-img {
    height: 100px;
    width: auto;
    background-color: var(--color-white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    opacity: 1;
}

.nav__list {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav__link {
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--color-dark-light);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

.nav__link:hover {
    color: var(--color-primary);
}

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

.nav__link--cta {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--gradient-primary);
    color: var(--color-white) !important;
    border-radius: var(--radius-md);
}

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

.nav__link--cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.nav__toggle,
.nav__close {
    display: none;
}

/* Mobile Navigation */
@media screen and (max-width: 768px) {
    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background: var(--color-white);
        box-shadow: var(--shadow-2xl);
        padding: var(--spacing-3xl) var(--spacing-xl);
        transition: right var(--transition-slow);
        z-index: var(--z-modal);
    }

    .nav__menu.show {
        right: 0;
    }

    .nav__list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-lg);
    }

    .nav__link {
        font-size: var(--font-size-lg);
    }

    .nav__close {
        display: flex;
        position: absolute;
        top: var(--spacing-lg);
        right: var(--spacing-lg);
        color: var(--color-dark);
    }

    .nav__toggle {
        display: flex;
        color: var(--color-dark);
    }
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(90px + var(--spacing-sm)) 0 var(--spacing-4xl);
    overflow: hidden;
}

.hero__background {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero__gradient {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
}

.hero__pattern {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 1px 1px, var(--color-gray-lighter) 1px, transparent 0);
    background-size: 40px 40px;
    opacity: 0.5;
}

.hero__content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero__badge {
    margin-bottom: var(--spacing-xl);
}

.hero__title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-xl);
}

.hero__subtitle {
    font-size: var(--font-size-xl);
    color: var(--color-gray);
    max-width: 700px;
    margin: 0 auto var(--spacing-2xl);
}

.hero__cta {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-3xl);
}

.hero__trust {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.trust-number {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-primary);
}

.trust-label {
    font-size: var(--font-size-sm);
    color: var(--color-gray);
}

.trust-divider {
    width: 1px;
    height: 40px;
    background: var(--color-gray-lighter);
}

@media screen and (min-width: 768px) {
    .hero__title {
        font-size: var(--font-size-5xl);
    }
}

@media screen and (min-width: 1024px) {
    .hero__title {
        font-size: var(--font-size-6xl);
    }
}

/* --------------------------------------------------------------------------
   Problems Section
   -------------------------------------------------------------------------- */
.problems {
    padding: var(--spacing-5xl) 0;
    background: var(--color-light);
}

.problems__grid {
    display: grid;
    gap: var(--spacing-xl);
}

.problem-card {
    background: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border: 1px solid var(--color-gray-lighter);
}

.problem-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.problem-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: rgba(37, 99, 235, 0.1);
    border-radius: var(--radius-lg);
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.problem-card__title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.problem-card__text {
    color: var(--color-gray);
    line-height: 1.7;
}

@media screen and (min-width: 768px) {
    .problems__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media screen and (min-width: 1024px) {
    .problems__grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .problem-card {
        padding: var(--spacing-xl);
    }
}

/* --------------------------------------------------------------------------
   Solution Section
   -------------------------------------------------------------------------- */
.solution {
    padding: var(--spacing-5xl) 0;
}

.solution__grid {
    display: grid;
    gap: var(--spacing-xl);
}

.solution-card {
    display: flex;
    gap: var(--spacing-xl);
    padding: var(--spacing-2xl);
    background: var(--color-white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-lighter);
    transition: all var(--transition-base);
}

.solution-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.solution-card__number {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    flex-shrink: 0;
}

.solution-card__title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.solution-card__text {
    color: var(--color-gray);
    line-height: 1.7;
}

@media screen and (min-width: 768px) {
    .solution__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* --------------------------------------------------------------------------
   Services Section
   -------------------------------------------------------------------------- */
.services {
    padding: var(--spacing-5xl) 0;
    background: var(--color-light);
}

.services__grid {
    display: grid;
    gap: var(--spacing-xl);
}

.service-card {
    position: relative;
    background: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-lighter);
    transition: all var(--transition-base);
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.service-card--featured {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
}

.service-card__badge {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-white);
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
}

.service-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(30, 64, 175, 0.1) 100%);
    border-radius: var(--radius-lg);
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.service-card__title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.service-card__text {
    color: var(--color-gray);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.service-card__features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.service-card__features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-dark-light);
}

.service-card__features li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--color-primary);
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

@media screen and (min-width: 768px) {
    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media screen and (min-width: 1024px) {
    .services__grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .service-card--featured {
        grid-column: span 1;
    }
}

/* --------------------------------------------------------------------------
   Why Us Section
   -------------------------------------------------------------------------- */
.why-us {
    padding: var(--spacing-5xl) 0;
}

.why-us__content {
    display: grid;
    gap: var(--spacing-3xl);
}

.why-us__text .section-title {
    margin-bottom: var(--spacing-lg);
}

.why-us__description {
    font-size: var(--font-size-lg);
    color: var(--color-gray);
    line-height: 1.7;
}

.why-us__features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.why-feature {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--color-light);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.why-feature:hover {
    background: var(--color-white);
    box-shadow: var(--shadow-md);
}

.why-feature__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: rgba(37, 99, 235, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-primary);
    flex-shrink: 0;
}

.why-feature__title {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.why-feature__text {
    font-size: var(--font-size-sm);
    color: var(--color-gray);
}

@media screen and (min-width: 1024px) {
    .why-us__content {
        grid-template-columns: 1fr 1.2fr;
        align-items: start;
    }

    .why-us__text {
        position: sticky;
        top: 120px;
    }
}

/* --------------------------------------------------------------------------
   About Section
   -------------------------------------------------------------------------- */
.about {
    padding: var(--spacing-5xl) 0;
    background: linear-gradient(180deg, var(--color-light) 0%, var(--color-white) 100%);
}

.about__content {
    display: grid;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about__image {
    position: relative;
}

.about__image-wrapper {
    position: relative;
    aspect-ratio: 1;
    max-width: 400px;
    margin: 0 auto;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
}

.about__placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--color-white);
    opacity: 0.8;
}

.about__placeholder span {
    margin-top: var(--spacing-md);
    font-size: var(--font-size-xl);
    font-weight: 600;
}

.about__badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100px;
    height: 100px;
    background: var(--color-white);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-xl);
}

.about__badge-number {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
}

.about__badge-text {
    font-size: var(--font-size-xs);
    color: var(--color-gray);
    text-align: center;
}

.about__text .section-title {
    margin-bottom: var(--spacing-xl);
}

.about__story {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.about__story p {
    color: var(--color-gray);
    line-height: 1.8;
}

.about__story strong {
    color: var(--color-dark);
}

@media screen and (min-width: 1024px) {
    .about__content {
        grid-template-columns: 1fr 1fr;
    }
}

/* --------------------------------------------------------------------------
   Contact Section
   -------------------------------------------------------------------------- */
.contact {
    padding: var(--spacing-5xl) 0;
    background: var(--color-dark);
    color: var(--color-white);
}

.contact__content {
    display: grid;
    gap: var(--spacing-3xl);
}

.contact__info .section-tag {
    color: var(--color-accent);
}

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

.contact__description {
    font-size: var(--font-size-lg);
    color: var(--color-gray-light);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.contact__benefits {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-benefit {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--color-gray-light);
}

.contact-benefit svg {
    color: var(--color-accent);
    flex-shrink: 0;
}

.contact__form-wrapper {
    background: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
}

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

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

.form-label {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-dark);
}

.form-input {
    padding: var(--spacing-md) var(--spacing-lg);
    font-family: inherit;
    font-size: var(--font-size-base);
    color: var(--color-dark);
    background: var(--color-light);
    border: 2px solid transparent;
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--color-white);
}

.form-input::placeholder {
    color: var(--color-gray-light);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-notice {
    font-size: var(--font-size-xs);
    color: var(--color-gray);
    text-align: center;
}

@media screen and (min-width: 1024px) {
    .contact__content {
        grid-template-columns: 1fr 1fr;
        align-items: center;
    }
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
    background: var(--color-dark);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer__content {
    display: grid;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer__logo .logo-text {
    font-size: var(--font-size-xl);
}

.footer__tagline {
    font-size: var(--font-size-sm);
    color: var(--color-gray);
    margin-top: var(--spacing-md);
    max-width: 300px;
}

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

.footer__title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer__list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__list a {
    font-size: var(--font-size-sm);
    color: var(--color-gray);
    transition: color var(--transition-fast);
}

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

.footer__bottom {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__copyright {
    font-size: var(--font-size-sm);
    color: var(--color-gray);
}

.footer__legal {
    display: flex;
    gap: var(--spacing-lg);
}

.footer__legal a {
    font-size: var(--font-size-sm);
    color: var(--color-gray);
}

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

@media screen and (min-width: 768px) {
    .footer__content {
        grid-template-columns: 1fr auto;
    }

    .footer__bottom {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

/* --------------------------------------------------------------------------
   Overlay for Mobile Menu
   -------------------------------------------------------------------------- */
.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: calc(var(--z-modal) - 1);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.nav-overlay.show {
    opacity: 1;
    visibility: visible;
}