:root {
    --color-primary: #2D4A3E;
    --color-secondary: #8B6914;
    --color-accent: #C17B45;
    --color-bg: #F5F1EB;
    --color-bg-alt: #EDE7DD;
    --color-text: #2A2A2A;
    --color-text-light: #5A5A5A;
    --color-white: #FFFFFF;
    --color-border: #D4C9B8;
    --color-success: #4A7C59;
    --color-error: #A94442;
    --font-primary: 'Outfit', sans-serif;
    --font-accent: 'Playfair Display', serif;
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-xxl: 3rem;
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --shadow-sm: 0 0.125rem 0.25rem rgba(0,0,0,0.08);
    --shadow-md: 0 0.25rem 0.5rem rgba(0,0,0,0.1);
    --shadow-lg: 0 0.5rem 1rem rgba(0,0,0,0.12);
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    font-size: 14px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
}

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

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

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-accent);
    color: var(--color-primary);
    line-height: 1.3;
    margin-bottom: var(--space-md);
}

h1 {
    font-size: 2rem;
}

h2 {
    font-size: 1.6rem;
}

h3 {
    font-size: 1.3rem;
}

h4 {
    font-size: 1.1rem;
}

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

.container {
    width: 100%;
    max-width: 75rem;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.header {
    position: relative;
    background: linear-gradient(135deg, var(--color-primary) 0%, #3D5A4E 100%);
    padding: var(--space-md) 0;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.logo {
    font-family: var(--font-accent);
    font-size: 1.4rem;
    color: var(--color-white);
    font-weight: 700;
    letter-spacing: 0.02em;
}

.logo span {
    color: var(--color-accent);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    color: var(--color-white);
    font-size: 1.4rem;
}

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

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

.nav-link {
    color: var(--color-white);
    font-size: 0.85rem;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.nav-link:hover {
    background: rgba(255,255,255,0.1);
    color: var(--color-white);
}

.hero {
    background: var(--color-bg-alt);
    padding: var(--space-xxl) 0;
    border-bottom: 3px solid var(--color-border);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 40%;
    height: 100%;
    background: linear-gradient(45deg, transparent, rgba(193,123,69,0.1));
    pointer-events: none;
}

.hero-content {
    max-width: 38rem;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 2.2rem;
    margin-bottom: var(--space-md);
}

.hero-text {
    font-size: 0.95rem;
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn:hover {
    background: var(--color-accent);
    color: var(--color-white);
    transform: translateY(-2px);
}

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

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

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

.section-alt {
    background: var(--color-bg-alt);
}

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

.section-subtitle {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: var(--space-xs);
}

.room-modules {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
    gap: var(--space-lg);
}

.room-module {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.room-module::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--color-accent);
    transform: scaleY(0);
    transition: transform var(--transition-normal);
}

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

.room-module:hover::before {
    transform: scaleY(1);
}

.room-icon {
    font-size: 1.8rem;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
}

.room-title {
    font-size: 1.1rem;
    margin-bottom: var(--space-sm);
}

.room-desc {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

.project-explorer {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--space-md);
}

.project-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
}

.project-card:hover {
    box-shadow: var(--shadow-md);
}

.project-card.large {
    grid-column: span 6;
}

.project-card.medium {
    grid-column: span 4;
}

.project-card.small {
    grid-column: span 3;
}

.project-img {
    width: 100%;
    height: 10rem;
    object-fit: cover;
}

.project-content {
    padding: var(--space-md);
}

.project-badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-sm);
    background: var(--color-bg-alt);
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-light);
    margin-bottom: var(--space-sm);
}

.project-title {
    font-size: 1rem;
    margin-bottom: var(--space-sm);
}

.project-meta {
    display: flex;
    gap: var(--space-md);
    font-size: 0.75rem;
    color: var(--color-text-light);
}

.project-meta i {
    margin-right: var(--space-xs);
}

.material-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.material-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-md);
    background: linear-gradient(135deg, var(--color-white), var(--color-bg-alt));
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    font-size: 0.8rem;
    transition: all var(--transition-fast);
}

.material-tag:hover {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.step-flow {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
    gap: var(--space-lg);
    counter-reset: step;
}

.step-item {
    position: relative;
    padding-left: var(--space-xl);
}

.step-item::before {
    counter-increment: step;
    content: counter(step);
    position: absolute;
    left: 0;
    top: 0;
    width: 1.8rem;
    height: 1.8rem;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 600;
}

.step-title {
    font-size: 0.95rem;
    margin-bottom: var(--space-xs);
}

.step-desc {
    font-size: 0.8rem;
    color: var(--color-text-light);
}

.tool-checklist {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(10rem, 1fr));
    gap: var(--space-sm);
}

.tool-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-white);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    border: 1px solid var(--color-border);
}

.tool-item i {
    color: var(--color-success);
}

.product-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
    gap: var(--space-lg);
}

.product-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
}

.product-card:hover {
    box-shadow: var(--shadow-lg);
}

.product-img {
    width: 100%;
    height: 11rem;
    object-fit: cover;
}

.product-info {
    padding: var(--space-md);
}

.product-name {
    font-size: 1rem;
    margin-bottom: var(--space-xs);
}

.product-price {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.product-desc {
    font-size: 0.8rem;
    color: var(--color-text-light);
}

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

.contact-form {
    background: var(--color-white);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

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

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: var(--space-xs);
    color: var(--color-text);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 0.9rem;
    transition: border-color var(--transition-fast);
}

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

.form-textarea {
    min-height: 8rem;
    resize: vertical;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    font-size: 0.8rem;
    color: var(--color-text-light);
}

.form-checkbox input {
    margin-top: 0.2rem;
}

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

.contact-block {
    background: linear-gradient(135deg, var(--color-primary), #3D5A4E);
    color: var(--color-white);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
}

.contact-block h3 {
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    font-size: 0.85rem;
}

.contact-item i {
    margin-top: 0.2rem;
    color: var(--color-accent);
}

.contact-item a {
    color: var(--color-white);
}

.map-container {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    height: 15rem;
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.footer {
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--space-lg) 0;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

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

.footer-link {
    color: rgba(255,255,255,0.8);
    font-size: 0.8rem;
}

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

.footer-copy {
    font-size: 0.75rem;
    opacity: 0.7;
}

.cookie-popup {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-white);
    padding: var(--space-md);
    box-shadow: 0 -4px 20px rgba(0,0,0,0.15);
    z-index: 1000;
    display: none;
}

.cookie-popup.active {
    display: block;
}

.cookie-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.cookie-text {
    font-size: 0.85rem;
    color: var(--color-text);
    flex: 1;
}

.cookie-text a {
    color: var(--color-primary);
    text-decoration: underline;
}

.cookie-btns {
    display: flex;
    gap: var(--space-sm);
}

.page-header {
    background: linear-gradient(135deg, var(--color-primary), #3D5A4E);
    color: var(--color-white);
    padding: var(--space-xl) 0;
    text-align: center;
}

.page-header h1 {
    color: var(--color-white);
    margin-bottom: var(--space-xs);
}

.page-header p {
    opacity: 0.8;
    font-size: 0.9rem;
}

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

.content-block {
    margin-bottom: var(--space-xl);
}

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

.content-block p,
.content-block ul {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.content-block ul {
    list-style-position: inside;
    margin-left: var(--space-md);
}

.content-block li {
    margin-bottom: var(--space-sm);
}

.error-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-xl);
}

.error-code {
    font-size: 6rem;
    font-family: var(--font-accent);
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--space-md);
}

.thank-you-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-xl);
}

.thank-icon {
    font-size: 4rem;
    color: var(--color-success);
    margin-bottom: var(--space-lg);
}

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

.about-img {
    border-radius: var(--radius-lg);
    width: 100%;
    height: auto;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
    gap: var(--space-lg);
}

.value-card {
    text-align: center;
    padding: var(--space-lg);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.value-icon {
    font-size: 2rem;
    color: var(--color-accent);
    margin-bottom: var(--space-md);
}

.tutorial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
    gap: var(--space-lg);
}

.tutorial-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
}

.tutorial-card:hover {
    box-shadow: var(--shadow-md);
}

.difficulty {
    display: inline-flex;
    gap: var(--space-xs);
    margin-bottom: var(--space-sm);
}

.difficulty-dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: var(--color-border);
}

.difficulty-dot.active {
    background: var(--color-accent);
}

.tips-accordion {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.accordion-item {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.accordion-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md);
    cursor: pointer;
    font-weight: 500;
}

.accordion-header i {
    transition: transform var(--transition-fast);
}

.accordion-item.active .accordion-header i {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.accordion-item.active .accordion-content {
    max-height: 20rem;
}

.accordion-body {
    padding: 0 var(--space-md) var(--space-md);
    font-size: 0.85rem;
    color: var(--color-text-light);
}

@media (max-width: 64rem) {
    .project-card.large,
    .project-card.medium,
    .project-card.small {
        grid-column: span 6;
    }
    
    .about-grid,
    .contact-zone {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 48rem) {
    html {
        font-size: 13px;
    }
    
    .nav-toggle {
        display: block;
    }
    
    .nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-primary);
        padding: var(--space-md);
        display: none;
        z-index: 100;
    }
    
    .nav.active {
        display: block;
    }
    
    .nav-list {
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    .nav-link {
        display: block;
        padding: var(--space-sm);
    }
    
    .project-card.large,
    .project-card.medium,
    .project-card.small {
        grid-column: span 12;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .footer-inner {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 30rem) {
    html {
        font-size: 12px;
    }
    
    .container {
        padding: 0 var(--space-sm);
    }
    
    .hero {
        padding: var(--space-xl) 0;
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .section {
        padding: var(--space-xl) 0;
    }
    
    .room-modules,
    .product-showcase,
    .step-flow,
    .tutorial-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: var(--space-md);
    }
}

@media (max-width: 20rem) {
    html {
        font-size: 11px;
    }
    
    .logo {
        font-size: 1.1rem;
    }
    
    .btn {
        padding: var(--space-xs) var(--space-md);
        font-size: 0.8rem;
    }
}