/*
Theme Name: FUJIMURA DESIGN
Theme URI: https://fujimura-design.com
Author: FUJIMURA
Author URI: https://fujimura-design.com
Description: 思考するデザインで、ビジネスを加速させるポートフォリオサイトテーマ
Version: 1.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: fujimura-design
*/

/* ===========================================
   FUJIMURA DESIGN - Design System
   思考するデザインで、ビジネスを加速させる
   =========================================== */

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700&family=Noto+Sans+JP:wght@400;500;700&display=swap');

/* CSS Variables - Design Tokens */
:root {
    /* Colors */
    --color-base: #ffffff;
    --color-base-alt: #f7fafc;
    --color-base-dark: #edf2f7;
    --color-text: #2d3748;
    --color-text-light: #718096;
    --color-text-muted: #a0aec0;
    --color-primary: #1a365d;
    --color-primary-light: #2c5282;
    --color-primary-dark: #1a202c;
    --color-accent: #38a169;
    --color-accent-light: #48bb78;
    --color-accent-dark: #276749;

    /* Typography */
    --font-primary: 'Noto Sans JP', sans-serif;
    --font-heading: 'Montserrat', 'Noto Sans JP', sans-serif;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --space-section: 100px;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Container */
    --container-max: 1200px;
    --container-padding: 24px;
}

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

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

body {
    font-family: var(--font-primary);
    color: var(--color-text);
    background-color: var(--color-base);
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul,
ol {
    list-style: none;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    color: var(--color-primary);
}

h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(1.5rem, 4vw, 2.25rem);
    margin-bottom: var(--space-lg);
}

h3 {
    font-size: clamp(1.125rem, 2.5vw, 1.5rem);
}

p {
    margin-bottom: var(--space-sm);
}

.text-accent {
    color: var(--color-accent);
}

.text-light {
    color: var(--color-text-light);
}

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

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

/* Section Styles */
section {
    padding: var(--space-section) 0;
}

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

.section-header h2 {
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-primary));
    border-radius: var(--radius-full);
}

.section-subtitle {
    color: var(--color-text-light);
    font-size: 1rem;
    margin-top: var(--space-md);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    border: none;
    transition: var(--transition-base);
    gap: 8px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
    color: var(--color-base);
    box-shadow: 0 4px 15px rgba(56, 161, 105, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(56, 161, 105, 0.4);
}

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

.btn-secondary:hover {
    background: var(--color-primary);
    color: var(--color-base);
}

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

.btn-outline:hover {
    background: var(--color-base);
    color: var(--color-primary);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition-base);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    padding: 12px 0;
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
}

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

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: var(--transition-base);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-links .btn {
    padding: 10px 24px;
    font-size: 0.85rem;
}

/* Mobile Menu */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition-base);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-base) 0%, var(--color-base-alt) 100%);
    padding-top: 80px;
    overflow: hidden;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.hero-content {
    animation: fadeInUp 0.8s ease;
}

.hero-tagline {
    display: inline-block;
    padding: 8px 16px;
    background: linear-gradient(135deg, rgba(56, 161, 105, 0.1), rgba(26, 54, 93, 0.1));
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-accent);
    margin-bottom: var(--space-md);
}

.hero h1 {
    margin-bottom: var(--space-md);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-light);
    line-height: 1.9;
    margin-bottom: var(--space-lg);
}

.hero-cta {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.hero-image {
    position: relative;
    animation: fadeInRight 0.8s ease 0.2s both;
}

.hero-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    width: 100%;
    height: auto;
    object-fit: cover;
}

.hero-image::before {
    content: '';
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
    border-radius: var(--radius-lg);
    z-index: -1;
    opacity: 0.1;
}

/* Problems Section */
.problems {
    background: var(--color-base-alt);
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.problem-item {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--color-base);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.problem-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.problem-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(26, 54, 93, 0.1), rgba(56, 161, 105, 0.1));
    border-radius: var(--radius-md);
    color: var(--color-primary);
    font-size: 1.25rem;
}

.problem-content h3 {
    font-size: 1rem;
    margin-bottom: var(--space-xs);
}

.problem-content p {
    font-size: 0.9rem;
    color: var(--color-text-light);
    margin: 0;
}

/* USP Section */
.usp-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.usp-card {
    text-align: center;
    padding: var(--space-xl) var(--space-lg);
    background: var(--color-base);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.usp-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-primary));
    transform: scaleX(0);
    transition: var(--transition-base);
}

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

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

.usp-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-md);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.usp-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.usp-card h3 {
    margin-bottom: var(--space-sm);
}

.usp-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    margin: 0;
}

/* Works Section */
.works-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-lg);
}

.work-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

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

.work-card img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    transition: var(--transition-slow);
}

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

.work-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26, 54, 93, 0.95), transparent 60%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-lg);
    opacity: 0;
    transition: var(--transition-base);
}

.work-card:hover .work-overlay {
    opacity: 1;
}

.work-overlay h3 {
    color: var(--color-base);
    font-size: 1.25rem;
    margin-bottom: var(--space-xs);
}

.work-overlay p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    margin: 0;
}

.work-category {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    padding: 6px 12px;
    background: var(--color-accent);
    color: var(--color-base);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    text-transform: uppercase;
}

.works-cta {
    text-align: center;
    margin-top: var(--space-xl);
}

/* Profile Summary Section */
.profile-summary {
    background: var(--color-base-alt);
}

.profile-summary-grid {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.profile-summary-image {
    position: relative;
}

.profile-summary-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    height: auto;
}

.profile-summary-image::before {
    content: '';
    position: absolute;
    bottom: -12px;
    right: -12px;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
    border-radius: var(--radius-lg);
    z-index: -1;
    opacity: 0.12;
}

.profile-summary-content h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: var(--space-md);
    line-height: 1.4;
}

.profile-summary-content p {
    color: var(--color-text-light);
    font-size: 1rem;
    line-height: 1.9;
    margin-bottom: var(--space-md);
}

.profile-summary-content .btn {
    margin-top: var(--space-sm);
}

/* Services Section */
.services-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-xl);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.pricing-card {
    background: var(--color-base);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-base-dark);
    transition: var(--transition-base);
    position: relative;
}

.pricing-card.featured {
    border: 2px solid var(--color-accent);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured::before {
    content: '人気プラン';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 4px 16px;
    background: var(--color-accent);
    color: var(--color-base);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
}

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

.pricing-header {
    text-align: center;
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--color-base-dark);
    margin-bottom: var(--space-md);
}

.pricing-header h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
}

.pricing-price {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
}

.pricing-price span {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--color-text-light);
}

.pricing-features {
    margin-bottom: var(--space-lg);
}

.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    padding: var(--space-xs) 0;
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.pricing-features li::before {
    content: '✓';
    color: var(--color-accent);
    font-weight: 700;
}

.pricing-card .btn {
    width: 100%;
}

/* Process Section */
.process {
    background: var(--color-base-alt);
}

.process-steps {
    display: flex;
    justify-content: space-between;
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.process-steps::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 60px;
    right: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-primary));
}

.process-step {
    text-align: center;
    position: relative;
    z-index: 1;
    flex: 1;
}

.step-number {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-md);
    background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-base);
    box-shadow: var(--shadow-md);
}

.process-step h3 {
    font-size: 1rem;
    margin-bottom: var(--space-xs);
}

.process-step p {
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin: 0;
    padding: 0 var(--space-sm);
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 350px 1fr;
    gap: var(--space-xl);
    align-items: start;
}

.about-image {
    position: relative;
}

.about-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.about-image::before {
    content: '';
    position: absolute;
    bottom: -15px;
    right: -15px;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
    border-radius: var(--radius-lg);
    z-index: -1;
    opacity: 0.15;
}

.about-content h2 {
    margin-bottom: var(--space-md);
}

.about-story {
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

.skills-section h3 {
    font-size: 1.1rem;
    margin-bottom: var(--space-md);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.skill-category h4 {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.skill-category ul li {
    font-size: 0.9rem;
    color: var(--color-text-light);
    padding: 4px 0;
}

/* Contact Section */
.contact {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: var(--color-base);
}

.contact h2 {
    color: var(--color-base);
}

.contact h2::after {
    background: var(--color-accent);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.contact-info h3 {
    color: var(--color-base);
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
}

.contact-info p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-lg);
}

.contact-features {
    margin-bottom: var(--space-lg);
}

.contact-features li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-xs) 0;
    color: rgba(255, 255, 255, 0.9);
}

.contact-features li::before {
    content: '✓';
    color: var(--color-accent);
    font-weight: 700;
}

.contact-form {
    background: var(--color-base);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

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

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--space-xs);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    font-family: var(--font-primary);
    font-size: 1rem;
    border: 1px solid var(--color-base-dark);
    border-radius: var(--radius-md);
    background: var(--color-base-alt);
    transition: var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(56, 161, 105, 0.1);
}

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

.contact-form .btn {
    width: 100%;
}

/* Footer */
.footer {
    background: var(--color-primary-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--space-xl) 0;
}

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

.footer .logo {
    color: var(--color-base);
}

.footer-links {
    display: flex;
    gap: var(--space-lg);
}

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

.copyright {
    text-align: center;
    padding-top: var(--space-lg);
    margin-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.85rem;
}

/* Works Detail Page */
.work-detail-hero {
    padding: 160px 0 var(--space-section);
    background: linear-gradient(135deg, var(--color-base) 0%, var(--color-base-alt) 100%);
}

.work-detail-hero h1 {
    margin-bottom: var(--space-md);
}

.work-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-lg);
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-base-dark);
}

.work-meta-item {
    flex: 1;
    min-width: 150px;
}

.work-meta-item h4 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 4px;
}

.work-meta-item p {
    font-size: 0.95rem;
    font-weight: 500;
    margin: 0;
}

.work-section {
    padding: var(--space-xl) 0;
}

.work-section h2 {
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
}

.work-images {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
    margin-top: var(--space-lg);
}

.work-images img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

/* Filter Buttons */
.filter-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    background: transparent;
    border: 1px solid var(--color-base-dark);
    border-radius: var(--radius-full);
    font-family: var(--font-primary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition-base);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--color-primary);
    color: var(--color-base);
    border-color: var(--color-primary);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Responsive Design */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-image {
        max-width: 500px;
        margin: 0 auto;
    }

    .usp-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

    .about-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .about-image {
        max-width: 300px;
        margin: 0 auto;
    }

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

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

    .profile-summary-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .profile-summary-image {
        max-width: 250px;
        margin: 0 auto;
    }

    .process-steps {
        flex-direction: column;
        gap: var(--space-lg);
    }

    .process-steps::before {
        display: none;
    }
}

@media (max-width: 768px) {
    :root {
        --space-section: 60px;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-base);
        flex-direction: column;
        padding: var(--space-lg);
        gap: var(--space-md);
        box-shadow: var(--shadow-md);
    }

    .nav-links.active {
        display: flex;
    }

    .menu-toggle {
        display: flex;
    }

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

    .work-images {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.75rem;
    }

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

    .btn {
        width: 100%;
    }

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

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