/* ============================================
   PC.SHOP - Modern Tech Style (Notion/Linear)
   ============================================ */

/* CSS Variables */
:root {
    /* Light, soft palette */
    --bg-primary: #fafafa;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f5f5f7;
    --bg-card: #ffffff;
    --bg-hover: #f0f0f2;

    /* Accent - soft purple/indigo */
    --accent-primary: #5e5ce6;
    --accent-secondary: #7c7aff;
    --accent-light: #eeecff;
    --accent-gradient: linear-gradient(135deg, #5e5ce6 0%, #7c7aff 100%);

    /* Text */
    --text-primary: #1d1d1f;
    --text-secondary: #6e6e73;
    --text-muted: #aeaeb2;

    /* Borders */
    --border-color: #e5e5ea;
    --border-light: #f0f0f2;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
    --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.06);

    /* Spacing */
    --section-padding: 100px 0;
    --container-width: 1140px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 16px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

h1 { font-size: clamp(2.25rem, 4vw, 3.25rem); }
h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

p {
    color: var(--text-secondary);
    line-height: 1.7;
}

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

/* Container */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================
   HEADER
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 16px 0;
    background: rgba(250, 250, 250, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: var(--transition-normal);
}

.header.scrolled {
    border-bottom-color: var(--border-color);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: var(--accent-gradient);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    color: white;
}

.logo-text {
    color: var(--text-primary);
}

.nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 8px;
}

.nav-link {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--bg-hover);
}

.nav-link.active {
    color: var(--accent-primary);
    background: var(--accent-light);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-toggle span {
    width: 20px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-normal);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 0.9rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-normal);
    text-decoration: none;
}

.btn-primary {
    background: var(--accent-primary);
    color: white;
    box-shadow: 0 2px 8px rgba(94, 92, 230, 0.3);
}

.btn-primary:hover {
    background: var(--accent-secondary);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(94, 92, 230, 0.4);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-hover);
    border-color: var(--text-muted);
}

.btn-outline {
    background: transparent;
    color: var(--accent-primary);
    border: 1.5px solid var(--accent-primary);
}

.btn-outline:hover {
    background: var(--accent-light);
}

.btn-large {
    padding: 14px 32px;
    font-size: 1rem;
}

.btn-icon {
    font-size: 1.1rem;
}

/* ============================================
   HERO
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.hero-content {
    max-width: 540px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: var(--accent-light);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent-primary);
    margin-bottom: 24px;
}

.hero-badge-dot {
    width: 6px;
    height: 6px;
    background: var(--accent-primary);
    border-radius: 50%;
}

.hero-title {
    margin-bottom: 20px;
}

.hero-title .highlight {
    color: var(--accent-primary);
}

.hero-description {
    font-size: 1.125rem;
    margin-bottom: 32px;
    color: var(--text-secondary);
}

.hero-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 48px;
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
}

.hero-stat-number {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
}

.hero-stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 2px;
}

/* Hero Visual */
.hero-visual {
    position: relative;
}

.hero-image-wrapper {
    position: relative;
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.app-preview {
    width: 100%;
    aspect-ratio: 4/3;
    display: flex;
    flex-direction: column;
}

.app-preview-header {
    padding: 14px 18px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.app-preview-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.app-preview-dot:nth-child(1) { background: #ff5f57; }
.app-preview-dot:nth-child(2) { background: #febc2e; }
.app-preview-dot:nth-child(3) { background: #28c840; }

.app-preview-title {
    margin-left: 12px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.app-preview-content {
    flex: 1;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.app-preview-search {
    display: flex;
    gap: 10px;
}

.app-preview-search-input {
    flex: 1;
    height: 40px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
}

.app-preview-search-btn {
    width: 80px;
    height: 40px;
    background: var(--accent-gradient);
    border-radius: var(--radius-sm);
}

.app-preview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    flex: 1;
}

.app-preview-card {
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    padding: 14px;
}

.app-preview-card-img {
    width: 100%;
    aspect-ratio: 1;
    background: var(--bg-hover);
    border-radius: var(--radius-sm);
    margin-bottom: 10px;
}

.app-preview-card-title {
    height: 10px;
    background: var(--border-color);
    border-radius: 4px;
    margin-bottom: 8px;
}

.app-preview-card-price {
    height: 10px;
    width: 50%;
    background: var(--accent-light);
    border-radius: 4px;
}

.hero-floating-card {
    position: absolute;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 14px 18px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: var(--shadow-md);
    animation: float 5s ease-in-out infinite;
}

.hero-floating-card.card-1 {
    top: 15%;
    left: -20px;
}

.hero-floating-card.card-2 {
    bottom: 25%;
    right: -30px;
    animation-delay: 1.5s;
}

.hero-floating-card.card-3 {
    bottom: 8%;
    left: 15%;
    animation-delay: 3s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.floating-icon {
    width: 36px;
    height: 36px;
    background: var(--accent-light);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

.floating-text {
    font-size: 0.8rem;
}

.floating-text strong {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
}

.floating-text span {
    color: var(--text-muted);
    font-size: 0.75rem;
}

/* ============================================
   SECTIONS
   ============================================ */
.section {
    padding: var(--section-padding);
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 64px;
}

.section-badge {
    display: inline-block;
    padding: 6px 14px;
    background: var(--accent-light);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.section-title {
    margin-bottom: 16px;
}

.section-description {
    font-size: 1.1rem;
}

/* ============================================
   FEATURES
   ============================================ */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition-normal);
}

.feature-card:hover {
    border-color: var(--text-muted);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--accent-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin-bottom: 20px;
}

.feature-title {
    font-size: 1.125rem;
    margin-bottom: 10px;
}

.feature-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ============================================
   CATEGORIES
   ============================================ */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.category-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px;
    text-align: center;
    transition: var(--transition-normal);
    cursor: pointer;
}

.category-card:hover {
    border-color: var(--accent-primary);
    background: var(--accent-light);
}

.category-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    transition: var(--transition-normal);
}

.category-card:hover .category-icon {
    background: var(--bg-secondary);
}

.category-name {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.category-count {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ============================================
   STEPS
   ============================================ */
.steps-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

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

.step-number {
    width: 48px;
    height: 48px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem;
    font-weight: 700;
    color: white;
    margin: 0 auto 20px;
}

.step-title {
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.step-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    max-width: 220px;
    margin: 0 auto;
}

/* ============================================
   ADVANTAGES
   ============================================ */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.advantage-card {
    display: flex;
    gap: 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: var(--transition-normal);
}

.advantage-card:hover {
    border-color: var(--text-muted);
}

.advantage-icon {
    flex-shrink: 0;
    width: 52px;
    height: 52px;
    background: var(--accent-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
}

.advantage-content h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.advantage-content p {
    font-size: 0.9rem;
}

/* ============================================
   REVIEWS
   ============================================ */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.review-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: var(--transition-normal);
}

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

.review-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 16px;
}

.review-avatar {
    width: 44px;
    height: 44px;
    background: var(--accent-light);
    color: var(--accent-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    font-weight: 700;
}

.review-author strong {
    display: block;
    font-weight: 600;
    font-size: 0.95rem;
}

.review-author span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.review-stars {
    color: #f59e0b;
    margin-bottom: 12px;
    font-size: 0.9rem;
    letter-spacing: 2px;
}

.review-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ============================================
   FAQ
   ============================================ */
.faq-container {
    max-width: 720px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 12px;
    overflow: hidden;
    transition: var(--transition-normal);
}

.faq-item:hover {
    border-color: var(--text-muted);
}

.faq-question {
    width: 100%;
    padding: 20px 24px;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-fast);
}

.faq-icon {
    font-size: 1.25rem;
    color: var(--text-muted);
    transition: var(--transition-normal);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
    color: var(--accent-primary);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 400px;
}

.faq-answer-content {
    padding: 0 24px 20px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ============================================
   DOWNLOAD
   ============================================ */
.download-section {
    background: var(--bg-tertiary);
}

.download-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.download-content h2 {
    margin-bottom: 16px;
}

.download-content > p {
    font-size: 1.05rem;
    margin-bottom: 10px;
}

.download-buttons {
    display: flex;
    gap: 12px;
    margin: 28px 0;
    flex-wrap: wrap;
}

.system-requirements {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.system-requirements h4 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.system-requirements ul {
    list-style: none;
}

.system-requirements li {
    padding: 8px 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.system-requirements li::before {
    content: '✓';
    color: var(--accent-primary);
    font-weight: 600;
}

.download-visual {
    display: flex;
    justify-content: center;
}

.download-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 40px;
    text-align: center;
    box-shadow: var(--shadow-lg);
    max-width: 320px;
    width: 100%;
}

.download-card-icon {
    width: 80px;
    height: 80px;
    background: var(--accent-gradient);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    margin: 0 auto 24px;
}

.download-card h3 {
    font-size: 1.4rem;
    margin-bottom: 8px;
}

.download-card-version {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 4px;
}

.download-card-size {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 24px;
}

/* ============================================
   SUPPORT
   ============================================ */
.support-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 64px;
}

.support-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    transition: var(--transition-normal);
}

.support-card:hover {
    border-color: var(--accent-primary);
}

.support-icon {
    width: 56px;
    height: 56px;
    background: var(--accent-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin: 0 auto 16px;
}

.support-card h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.contact-form-wrapper {
    max-width: 560px;
    margin: 0 auto;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 40px;
}

.contact-form-wrapper h3 {
    text-align: center;
    margin-bottom: 28px;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: inherit;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-light);
}

.form-group textarea {
    min-height: 140px;
    resize: vertical;
}

/* ============================================
   COMPANY
   ============================================ */
.company-hero {
    text-align: center;
    padding: 140px 0 80px;
    background: linear-gradient(180deg, var(--bg-tertiary) 0%, var(--bg-primary) 100%);
}

.company-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    margin-top: 56px;
}

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

.company-stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-primary);
}

.company-stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 4px;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.team-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px;
    text-align: center;
    transition: var(--transition-normal);
}

.team-card:hover {
    border-color: var(--text-muted);
}

.team-avatar {
    width: 72px;
    height: 72px;
    background: var(--accent-light);
    color: var(--accent-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    font-weight: 700;
    margin: 0 auto 16px;
}

.team-name {
    font-size: 1.05rem;
    margin-bottom: 4px;
}

.team-role {
    color: var(--accent-primary);
    font-size: 0.85rem;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    padding: 80px 0;
    background: var(--bg-tertiary);
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 1.1rem;
    margin-bottom: 28px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

/* ============================================
   PAGE HEADER
   ============================================ */
.page-header {
    padding: 140px 0 64px;
    text-align: center;
    background: linear-gradient(180deg, var(--bg-tertiary) 0%, var(--bg-primary) 100%);
}

.breadcrumbs {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.breadcrumbs a {
    color: var(--text-muted);
}

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

.breadcrumbs span {
    color: var(--text-secondary);
}

.page-title {
    margin-bottom: 16px;
}

.page-description {
    font-size: 1.15rem;
    max-width: 560px;
    margin: 0 auto;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 64px 0 32px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand {
    max-width: 280px;
}

.footer-brand .logo {
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.6;
}

.footer-column h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

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

.footer-social {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.footer-social a {
    width: 36px;
    height: 36px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.footer-social a:hover {
    background: var(--accent-light);
    color: var(--accent-primary);
}

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-copyright {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.footer-legal {
    display: flex;
    gap: 24px;
}

.footer-legal a {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.footer-legal a:hover {
    color: var(--text-primary);
}

/* ============================================
   ANIMATIONS
   ============================================ */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

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

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.15s; }
.stagger-3 { transition-delay: 0.2s; }
.stagger-4 { transition-delay: 0.25s; }
.stagger-5 { transition-delay: 0.3s; }
.stagger-6 { transition-delay: 0.35s; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 48px;
    }

    .hero-content {
        max-width: 100%;
        order: 2;
    }

    .hero-visual {
        order: 1;
        max-width: 480px;
        margin: 0 auto;
    }

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

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

    .hero-floating-card {
        display: none;
    }

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

    .categories-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

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

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

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

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

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

@media (max-width: 768px) {
    :root {
        --section-padding: 72px 0;
    }

    .nav-list {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .nav-list.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--bg-secondary);
        padding: 16px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
    }

    .hero {
        min-height: auto;
        padding: 100px 0 64px;
    }

    .features-grid,
    .reviews-grid,
    .advantages-grid {
        grid-template-columns: 1fr;
    }

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

    .steps-container {
        grid-template-columns: 1fr;
        gap: 24px;
    }

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

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

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

@media (max-width: 480px) {
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }

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

    .btn-large {
        width: 100%;
    }

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

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

    .contact-form-wrapper {
        padding: 24px;
    }
}

/* ============================================
   UTILITIES
   ============================================ */
.text-center { text-align: center; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mt-5 { margin-top: 48px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mb-5 { margin-bottom: 48px; }

.bg-gradient-blur {
    display: none;
}