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

:root {
    --color-bg: #F8F6F2;
    --color-surface: #FFFFFF;
    --color-primary: #4338CA;
    --color-primary-hover: #3730A3;
    --color-primary-light: #EEF2FF;
    --color-accent: #DC6B2C;
    --color-accent-hover: #C25D22;
    --color-dark: #111827;
    --color-dark-soft: #1F2937;
    --color-text: #1C1917;
    --color-text-secondary: #4B5563;
    --color-text-muted: #6B7280;
    --color-border: #E5E0D8;
    --color-border-light: #EFECE4;
    --color-gradient-start: #4338CA;
    --color-gradient-end: #312E81;
    --font-sans: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: Georgia, 'Times New Roman', serif;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.04);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

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

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

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

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

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

.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(248, 246, 242, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border-light);
    transition: box-shadow 0.3s ease, background 0.3s ease;
}

.main-nav.scrolled {
    box-shadow: var(--shadow-md);
    background: rgba(248, 246, 242, 0.98);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--color-dark);
    letter-spacing: -0.02em;
    text-decoration: none;
}

.nav-logo:hover {
    color: var(--color-dark);
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
    color: #fff;
    border-radius: var(--radius-sm);
    font-size: 1.2rem;
}

.logo-text {
    font-family: var(--font-display);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 4px;
    align-items: center;
}

.nav-link {
    display: inline-block;
    padding: 8px 16px;
    font-size: 0.925rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    border-radius: var(--radius-sm);
    transition: color 0.2s ease, background 0.2s ease;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle-bar {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-dark);
    border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle.open .nav-toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle.open .nav-toggle-bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle.open .nav-toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.hero-section {
    padding: 160px 24px 100px;
    background: linear-gradient(160deg, #F8F6F2 0%, #F0EDE6 40%, #EBE6DD 100%);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(67,56,202,0.04) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(220,107,44,0.04) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-container {
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    padding: 6px 18px;
    background: var(--color-primary-light);
    color: var(--color-primary);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    border-radius: 50px;
    margin-bottom: 24px;
}

.hero-headline {
    font-family: var(--font-display);
    font-size: 3.2rem;
    font-weight: 700;
    line-height: 1.15;
    color: var(--color-dark);
    letter-spacing: -0.02em;
    margin-bottom: 24px;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 680px;
    line-height: 1.75;
    margin-bottom: 36px;
}

.hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 56px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.25s ease;
    border: 2px solid transparent;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
    color: #fff;
    border-color: transparent;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary-hover), #25207A);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(67,56,202,0.25);
}

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

.btn-outline:hover {
    background: var(--color-primary);
    color: #fff;
    transform: translateY(-1px);
}

.btn-full {
    width: 100%;
}

.hero-stats {
    display: flex;
    gap: 48px;
    flex-wrap: wrap;
}

.hero-stat {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.hero-stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-dark);
    font-family: var(--font-display);
}

.hero-stat-percent {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-dark);
    font-family: var(--font-display);
}

.hero-stat-label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

section {
    scroll-margin-top: 80px;
}

.section-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-display);
    font-size: 2.4rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-dark);
    letter-spacing: -0.02em;
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    max-width: 720px;
}

.section-text {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.75;
    margin-bottom: 16px;
}

.about-section {
    padding: 100px 24px;
    background: var(--color-surface);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

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

.about-visual {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.about-card {
    background: var(--color-bg);
    padding: 28px 24px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-light);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

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

.about-card-icon {
    font-size: 1.6rem;
    color: var(--color-primary);
    margin-bottom: 14px;
    display: block;
}

.about-card-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 6px;
}

.about-card-text {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

.services-section {
    padding: 100px 24px;
    background: var(--color-bg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 48px;
}

.service-card {
    background: var(--color-surface);
    padding: 36px 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-light);
    transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--color-gradient-start), var(--color-gradient-end));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.service-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.service-card:hover::before {
    opacity: 1;
}

.service-icon {
    font-size: 2rem;
    margin-bottom: 16px;
    display: block;
}

.service-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 10px;
}

.service-description {
    font-size: 0.925rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.value-section {
    padding: 100px 24px;
    background: var(--color-surface);
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-top: 48px;
}

.value-item {
    padding: 0;
}

.value-number {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 800;
    color: var(--color-primary);
    letter-spacing: 0.06em;
    margin-bottom: 10px;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    background: var(--color-primary-light);
}

.value-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 10px;
}

.value-text {
    font-size: 0.925rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.contact-section {
    padding: 100px 24px;
    background: linear-gradient(160deg, #F8F6F2 0%, #F0EDE6 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 56px;
    margin-top: 48px;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--color-primary-light);
    color: var(--color-primary);
    border-radius: var(--radius-md);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 4px;
}

.contact-link {
    font-size: 0.95rem;
    color: var(--color-primary);
    font-weight: 500;
}

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

.contact-form {
    background: var(--color-surface);
    padding: 36px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-light);
    box-shadow: var(--shadow-lg);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

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

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 6px;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    font-size: 0.95rem;
    font-family: var(--font-sans);
    color: var(--color-text);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    outline: none;
}

.form-input::placeholder {
    color: var(--color-text-muted);
}

.form-input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(67,56,202,0.12);
}

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

.form-feedback {
    margin-top: 12px;
    font-size: 0.9rem;
    font-weight: 500;
}

.form-feedback.success {
    color: #059669;
}

.form-feedback.error {
    color: #DC2626;
}

.site-footer {
    background: var(--color-dark);
    color: #D1D5DB;
    padding: 64px 24px 32px;
}

.footer-container {
    max-width: 1100px;
    margin: 0 auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: #F9FAFB;
    display: block;
    margin-bottom: 12px;
}

.footer-tagline {
    font-size: 0.875rem;
    line-height: 1.6;
    color: #9CA3AF;
}

.footer-heading {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #E5E7EB;
    margin-bottom: 16px;
}

.footer-link-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-link {
    font-size: 0.9rem;
    color: #9CA3AF;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: #F3F4F6;
}

.footer-contact-item {
    font-size: 0.9rem;
    color: #9CA3AF;
    line-height: 1.6;
    margin-bottom: 6px;
}

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.08);
    text-align: center;
    font-size: 0.85rem;
    color: #6B7280;
}

.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

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

@media (max-width: 1024px) {
    .hero-headline {
        font-size: 2.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

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

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 68px;
        left: 0;
        right: 0;
        background: rgba(248, 246, 242, 0.98);
        backdrop-filter: blur(12px);
        flex-direction: column;
        padding: 16px 24px;
        gap: 2px;
        border-bottom: 1px solid var(--color-border-light);
        box-shadow: var(--shadow-lg);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-8px);
        transition: opacity 0.25s ease, visibility 0.25s ease, transform 0.25s ease;
    }

    .nav-links.open {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .nav-link {
        display: block;
        padding: 12px 16px;
        font-size: 1rem;
    }

    .hero-section {
        padding: 120px 24px 72px;
    }

    .hero-headline {
        font-size: 2rem;
    }

    .hero-stats {
        gap: 24px;
    }

    .hero-stat-number,
    .hero-stat-percent {
        font-size: 2rem;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-visual {
        grid-template-columns: 1fr 1fr;
    }

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

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

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

    .form-row {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 1.75rem;
    }

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

@media (max-width: 480px) {
    .about-visual {
        grid-template-columns: 1fr;
    }

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

    .hero-actions .btn {
        width: 100%;
        text-align: center;
    }
}