/**
 * Hygro-Precision Pro - Main Stylesheet
 * Professional Hygrometer-Thermometer Landing Page
 */

/* ========================================
   CSS VARIABLES
   ======================================== */
:root {
    /* Colors */
    --color-primary: #1A365D;
    --color-secondary: #2D3748;
    --color-accent: #B7950B;
    --color-accent-secondary: #2B6CB0;
    --color-bg-light: #F7FAFC;
    --color-bg-white: #FFFFFF;
    --color-text-primary: #1A202C;
    --color-text-secondary: #4A5568;
    --color-success: #276749;
    --color-border: #E2E8F0;

    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'Roboto Mono', monospace;

    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-xxl: 64px;
    --spacing-section: 80px;

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

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 8px 25px rgba(0, 0, 0, 0.12);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.4s ease;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
}

/* ========================================
   RESET & BASE STYLES
   ======================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text-primary);
    background-color: var(--color-bg-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-primary);
}

h1 { font-size: 2.75rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
}

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

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

.section-header h2 {
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

/* ========================================
   TOP BANNER
   ======================================== */
.top-banner {
    background-color: var(--color-primary);
    color: var(--color-bg-white);
    padding: var(--spacing-xs) 0;
    font-size: 0.875rem;
    text-align: center;
}

.top-banner i {
    color: var(--color-accent);
    margin-right: var(--spacing-xs);
}

/* ========================================
   HEADER
   ======================================== */
.header {
    background-color: var(--color-bg-white);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: box-shadow var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
}

.logo {
    text-decoration: none;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 0.05em;
}

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

.main-nav a {
    color: var(--color-text-primary);
    font-weight: 500;
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

.main-nav a:hover {
    color: var(--color-accent-secondary);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-primary);
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    background-color: var(--color-primary);
    left: 0;
    transition: transform var(--transition-base);
}

.hamburger::before { top: -8px; }
.hamburger::after { bottom: -8px; }

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.9375rem;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all var(--transition-base);
}

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

.btn-primary:hover {
    background-color: var(--color-accent-secondary);
    color: var(--color-bg-white);
}

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

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

.btn-cta {
    background-color: var(--color-accent);
    color: var(--color-bg-white);
    padding: var(--spacing-sm) var(--spacing-md);
}

.btn-cta:hover {
    background-color: #96790A;
    color: var(--color-bg-white);
    box-shadow: 0 4px 12px rgba(183, 149, 11, 0.3);
}

.btn-cta-large {
    background-color: var(--color-accent);
    color: var(--color-bg-white);
    padding: 18px 40px;
    font-size: 1rem;
}

.btn-cta-large:hover {
    background-color: #96790A;
    color: var(--color-bg-white);
    box-shadow: 0 4px 12px rgba(183, 149, 11, 0.3);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    padding: var(--spacing-section) 0;
    background-color: var(--color-bg-white);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 50%;
    background: linear-gradient(135deg, var(--color-bg-light) 0%, transparent 100%);
    z-index: 0;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    margin-bottom: var(--spacing-md);
    font-size: 2.5rem;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

.hero-features {
    margin-bottom: var(--spacing-lg);
}

.hero-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
}

.hero-features svg {
    color: var(--color-success);
    width: 20px;
    height: 20px;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-bg-light);
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
}

.hero-badge i {
    color: var(--color-accent);
}

.hero-image {
    position: relative;
}

.product-showcase {
    background-color: var(--color-bg-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
}

.product-main-img {
    width: 100%;
    height: auto;
    object-fit: contain;
}

/* ========================================
   TRUST BANNER
   ======================================== */
.trust-banner {
    background-color: var(--color-primary);
    padding: var(--spacing-lg) 0;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.trust-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    color: var(--color-bg-white);
    font-weight: 500;
}

.trust-item i {
    font-size: 1.5rem;
    color: var(--color-accent);
}

/* ========================================
   PRODUCT DESCRIPTION
   ======================================== */
.product-description {
    padding: var(--spacing-section) 0;
}

.product-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
}

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

.product-text p {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.product-text .btn {
    margin-top: var(--spacing-md);
}

/* ========================================
   FEATURES SECTION
   ======================================== */
.features {
    padding: var(--spacing-section) 0;
    background-color: var(--color-bg-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.feature-card {
    background-color: var(--color-bg-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-card);
    transition: all var(--transition-base);
    border-left: 4px solid transparent;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-left-color: var(--color-accent);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg-light);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-md);
}

.feature-icon svg {
    width: 28px;
    height: 28px;
    color: var(--color-primary);
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.feature-card p {
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

/* ========================================
   SPECIFICATIONS SECTION
   ======================================== */
.specifications {
    padding: var(--spacing-section) 0;
    border-top: 1px solid var(--color-border);
}

.specs-table-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.specs-group {
    background-color: var(--color-bg-white);
    border-radius: var(--radius-sm);
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.specs-group h3 {
    font-size: 1.125rem;
    padding: var(--spacing-md);
    background-color: var(--color-bg-light);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.specs-group h3 i {
    color: var(--color-accent);
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
}

.specs-table tr:nth-child(even) {
    background-color: var(--color-bg-light);
}

.specs-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
}

.specs-table tr:last-child td {
    border-bottom: none;
}

.spec-value {
    font-family: var(--font-mono);
    font-weight: 500;
    color: var(--color-primary);
    text-align: right;
}

/* ========================================
   APPLICATIONS SECTION
   ======================================== */
.applications {
    padding: var(--spacing-section) 0;
    background-color: var(--color-bg-light);
}

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

.application-card {
    background-color: var(--color-bg-white);
    border-radius: var(--radius-sm);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: all var(--transition-base);
}

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

.application-image {
    height: 200px;
    overflow: hidden;
}

.application-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.application-content {
    padding: var(--spacing-lg);
}

.application-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg-light);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-md);
}

.application-icon i {
    font-size: 1.25rem;
    color: var(--color-primary);
}

.application-content h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.application-content p {
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

/* ========================================
   ADVANTAGES BANNER
   ======================================== */
.advantages-banner {
    background-color: var(--color-primary);
    padding: var(--spacing-section) 0;
}

.advantages-banner h2 {
    color: var(--color-bg-white);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.advantage-item {
    text-align: center;
    color: var(--color-bg-white);
}

.advantage-item i {
    font-size: 2.5rem;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
    display: block;
}

.advantage-item h4 {
    color: var(--color-bg-white);
    margin-bottom: var(--spacing-xs);
}

.advantage-item p {
    font-size: 0.875rem;
    opacity: 0.9;
    margin-bottom: 0;
}

/* ========================================
   ORDER PROCESS SECTION
   ======================================== */
.order-process {
    padding: var(--spacing-section) 0;
}

.steps-grid {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.step-item {
    flex: 1;
    max-width: 300px;
    text-align: center;
}

.step-number {
    font-family: var(--font-mono);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-bg-light);
    line-height: 1;
    margin-bottom: var(--spacing-md);
}

.step-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg-light);
    border-radius: 50%;
    margin: 0 auto var(--spacing-md);
}

.step-icon i {
    font-size: 2rem;
    color: var(--color-primary);
}

.step-item h3 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
}

.step-item p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    margin-bottom: 0;
}

.step-connector {
    width: 60px;
    height: 2px;
    background-color: var(--color-border);
    margin-top: 90px;
}

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

/* ========================================
   FAQ SECTION
   ======================================== */
.faq {
    padding: var(--spacing-section) 0;
    background-color: var(--color-bg-light);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--color-bg-white);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    border-left: 4px solid transparent;
    transition: border-color var(--transition-base);
}

.faq-item.active {
    border-left-color: var(--color-accent);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-primary);
    transition: color var(--transition-fast);
}

.faq-question:hover {
    color: var(--color-accent-secondary);
}

.faq-question i {
    color: var(--color-accent);
    transition: transform var(--transition-base);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.faq-answer p {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

/* ========================================
   TRUST BLOCK
   ======================================== */
.trust-block {
    padding: var(--spacing-xl) 0;
    border-top: 1px solid var(--color-border);
}

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

.partner-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

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

.partner-tagline {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.trust-content > p {
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text-primary);
    font-weight: 500;
}

.trust-badge i {
    color: var(--color-success);
    font-size: 1.25rem;
}

/* ========================================
   FINAL CTA
   ======================================== */
.final-cta {
    padding: var(--spacing-section) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent-secondary) 100%);
}

.final-cta-content {
    text-align: center;
    color: var(--color-bg-white);
}

.final-cta h2 {
    color: var(--color-bg-white);
    margin-bottom: var(--spacing-sm);
}

.final-cta p {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: var(--spacing-lg);
}

.delivery-note {
    display: block;
    margin-top: var(--spacing-md);
    font-size: 0.9375rem;
    opacity: 0.9;
}

.delivery-note i {
    margin-right: var(--spacing-xs);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background-color: var(--color-text-primary);
    color: var(--color-bg-light);
    padding-top: var(--spacing-section);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: var(--spacing-xl);
}

.footer-col h4 {
    color: var(--color-bg-white);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
}

.footer-col p {
    font-size: 0.9375rem;
    line-height: 1.8;
    opacity: 0.9;
}

.footer-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-accent);
    font-weight: 500;
    margin-top: var(--spacing-sm);
}

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

.footer-nav li {
    margin-bottom: var(--spacing-xs);
}

.footer-nav a {
    color: var(--color-bg-light);
    opacity: 0.9;
    font-size: 0.9375rem;
}

.footer-nav a:hover {
    color: var(--color-accent);
    opacity: 1;
}

.footer-bottom {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-md) 0;
    background-color: #0D1117;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.875rem;
    opacity: 0.8;
    margin-bottom: 0;
}

/* ========================================
   LEGAL PAGES
   ======================================== */
.page-header {
    background-color: var(--color-bg-light);
    padding: var(--spacing-xl) 0;
    border-bottom: 1px solid var(--color-border);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-md);
}

.breadcrumb a {
    color: var(--color-text-secondary);
}

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

.breadcrumb .separator {
    color: var(--color-border);
    font-size: 0.75rem;
}

.breadcrumb .current {
    color: var(--color-primary);
    font-weight: 500;
}

.page-header h1 {
    font-size: 2.25rem;
}

.legal-content {
    padding: var(--spacing-section) 0;
}

.legal-grid {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: var(--spacing-xxl);
}

.legal-nav {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.legal-menu {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.legal-menu-item {
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-text-secondary);
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    transition: all var(--transition-fast);
}

.legal-menu-item:hover,
.legal-menu-item.active {
    background-color: var(--color-bg-light);
    color: var(--color-primary);
}

.legal-main {
    max-width: 800px;
}

.legal-section {
    margin-bottom: var(--spacing-xxl);
    scroll-margin-top: 100px;
}

.legal-section h2 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--color-accent);
}

.legal-block {
    color: var(--color-text-secondary);
}

.legal-block h3 {
    color: var(--color-primary);
    font-size: 1.25rem;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.legal-block h4 {
    color: var(--color-primary);
    font-size: 1.125rem;
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.legal-block ul,
.legal-block ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-md);
}

.legal-block li {
    margin-bottom: var(--spacing-xs);
    position: relative;
    padding-left: var(--spacing-md);
}

.legal-block ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    background-color: var(--color-accent);
    border-radius: 50%;
}

.legal-info-card {
    background-color: var(--color-bg-light);
    padding: var(--spacing-lg);
    border-radius: var(--radius-sm);
    margin: var(--spacing-md) 0;
}

.legal-info-list {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-sm) var(--spacing-lg);
}

.legal-info-list dt {
    font-weight: 600;
    color: var(--color-text-primary);
}

.legal-info-list dd {
    color: var(--color-text-secondary);
}

.legal-note {
    background-color: var(--color-bg-light);
    padding: var(--spacing-md);
    border-left: 4px solid var(--color-accent);
    border-radius: var(--radius-sm);
    margin: var(--spacing-md) 0;
}

.legal-highlight {
    background-color: var(--color-bg-light);
    padding: var(--spacing-lg);
    border-radius: var(--radius-sm);
    margin: var(--spacing-md) 0;
    border: 1px solid var(--color-border);
}

.legal-highlight h4 {
    margin-top: 0;
}

.legal-table {
    margin: var(--spacing-md) 0;
    overflow-x: auto;
}

.legal-table table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--color-bg-white);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.legal-table th,
.legal-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.legal-table th {
    background-color: var(--color-bg-light);
    font-weight: 600;
    color: var(--color-primary);
}

.legal-table tr:last-child td {
    border-bottom: none;
}

.definitions-list dt {
    font-weight: 600;
    color: var(--color-primary);
    margin-top: var(--spacing-md);
}

.definitions-list dd {
    margin-bottom: var(--spacing-sm);
}

.rights-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.right-card {
    background-color: var(--color-bg-light);
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
}

.right-card h4 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: 0;
    margin-bottom: var(--spacing-xs);
}

.right-card h4 i {
    color: var(--color-accent);
}

.right-card p {
    font-size: 0.9375rem;
    margin-bottom: 0;
}

.legal-footer {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

/* ========================================
   ANIMATIONS
   ======================================== */
[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   RESPONSIVE STYLES
   ======================================== */
@media (max-width: 1199px) {
    .container {
        max-width: 960px;
    }
}

@media (max-width: 991px) {
    .container {
        max-width: 720px;
    }

    h1 { font-size: 2.25rem; }
    h2 { font-size: 1.875rem; }

    .hero-grid,
    .product-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .hero-content {
        order: 1;
    }

    .hero-image {
        order: 0;
    }

    .trust-grid,
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .features-grid,
    .specs-table-container,
    .applications-grid {
        grid-template-columns: 1fr;
    }

    .steps-grid {
        flex-direction: column;
        align-items: center;
    }

    .step-connector {
        width: 2px;
        height: 40px;
        margin: 0;
    }

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

    .legal-nav {
        position: relative;
        top: 0;
    }

    .legal-menu {
        flex-direction: row;
        flex-wrap: wrap;
        gap: var(--spacing-xs);
    }

    .legal-menu-item {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.875rem;
    }

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

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

@media (max-width: 767px) {
    .container {
        max-width: 540px;
    }

    :root {
        --spacing-section: 48px;
    }

    h1 { font-size: 1.875rem; }
    h2 { font-size: 1.5rem; }

    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background-color: var(--color-bg-white);
        box-shadow: var(--shadow-lg);
        padding: var(--spacing-xxl) var(--spacing-lg);
        transition: right var(--transition-base);
        z-index: 1001;
    }

    .main-nav.active {
        right: 0;
    }

    .main-nav .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }

    .mobile-menu-toggle {
        display: block;
        z-index: 1002;
    }

    .mobile-menu-toggle.active .hamburger {
        background-color: transparent;
    }

    .mobile-menu-toggle.active .hamburger::before {
        transform: rotate(45deg) translate(6px, 6px);
    }

    .mobile-menu-toggle.active .hamburger::after {
        transform: rotate(-45deg) translate(6px, -6px);
    }

    .hero-content h1 {
        font-size: 1.75rem;
    }

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

    .hero-buttons .btn {
        width: 100%;
        justify-content: center;
    }

    .trust-grid,
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .trust-item {
        justify-content: flex-start;
    }

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

    .trust-badges {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .legal-info-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 575px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .btn-cta-large {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.9375rem;
    }

    .specs-group h3 {
        font-size: 1rem;
    }

    .specs-table td {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.875rem;
    }

    .application-image {
        height: 150px;
    }

    .faq-question {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.9375rem;
    }

    .faq-answer p {
        padding: 0 var(--spacing-md) var(--spacing-md);
        font-size: 0.9375rem;
    }
}

/* ========================================
   UTILITY CLASSES
   ======================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}