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

:root {
    --primary: #225985;
    --primary-hover: #194366;
    --text-main: #333333;
    --text-muted: #666666;
    --bg-light: #f7f9fa;
    --border-color: #e5e5e5;
    --white: #ffffff;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-main);
    line-height: 1.6;
    background-color: var(--white);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Montserrat', sans-serif;
}

.container {
    max-width: 1360px;
    margin: 0 auto;
    padding: 0 40px;
}

/* --- Header --- */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--white);
    border-bottom: 1px solid var(--border-color);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    text-decoration: none;
}

.nav {
    display: flex;
    gap: 40px;
}

.nav a {
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 15px;
    transition: color 0.3s ease;
}

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

/* --- Buttons --- */
.btn {
    display: inline-block;
    text-decoration: none;
    cursor: pointer;
    transition: 0.3s;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--white);
    padding: 14px 32px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 16px;
    border: none;
}

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

/* --- Hero Section --- */
.hero-section {
    padding: 60px 0;
}

.hero-container {
    display: flex;
    gap: 20px;
    align-items: stretch;
}

.hero-content {
    flex: 1;
    background-color: var(--bg-light);
    border-radius: 20px;
    padding: 80px 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
}

.hero-content h1 {
    font-size: 48px;
    color: var(--primary);
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 450px;
}

.hero-image {
    flex: 1;
    border-radius: 20px;
    overflow: hidden;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* --- Story Section --- */
.story-section {
    padding: 100px 0;
}

.story-header {
    margin-bottom: 60px;
}

.story-header h2 {
    font-size: 36px;
    color: var(--text-main);
    margin-bottom: 10px;
}

.story-header p {
    font-size: 18px;
    color: var(--text-muted);
}

.story-grid {
    display: flex;
    gap: 80px;
}

.story-col {
    flex: 1;
    border-top: 1px solid var(--border-color);
    padding-top: 60px;
}

.tag {
    font-size: 13px;
    color: #999;
    font-weight: 500;
    display: inline-block;
    margin-bottom: 20px;
}

.story-col h3 {
    font-size: 24px;
    color: var(--primary);
    margin-bottom: 20px;
}

.story-col p {
    color: var(--text-muted);
    font-size: 16px;
    line-height: 1.8;
}

/* --- Solution Section --- */
.solution-section {
    background-color: var(--bg-light);
    padding: 100px 0;
}

.solution-section h2 {
    font-size: 36px;
    color: var(--text-main);
    margin-bottom: 60px;
}

.solution-grid {
    display: flex;
    gap: 80px;
    align-items: center;
}

.solution-content {
    flex: 1;
}

.solution-content h3 {
    font-size: 24px;
    color: var(--primary);
    line-height: 1.4;
}

.solution-list {
    list-style: none;
    padding-left: 0;
    margin-top: 40px;
    position: relative;
}

.solution-list::before {
    content: '';
    position: absolute;
    left: 4px;
    top: 10px;
    bottom: 20px;
    width: 2px;
    background-color: #d1d5db;
}

.solution-list li {
    position: relative;
    padding-left: 30px;
    margin-bottom: 30px;
    color: var(--text-muted);
    font-size: 16px;
    line-height: 1.6;
}

.solution-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: #9ca3af;
    z-index: 1;
}

.solution-image {
    flex: 1;
}

.solution-image img {
    width: 100%;
    border-radius: 20px;
    display: block;
}

/* --- Team Section --- */
.team-section {
    padding: 100px 0;
}

.team-section h2 {
    font-size: 36px;
    color: var(--text-main);
    margin-bottom: 60px;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.team-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.team-img img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    display: block;
}

.team-info {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.team-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 8px;
    gap: 10px;
}

.team-header h4 {
    font-size: 20px;
    color: var(--text-main);
    line-height: 1.4;
    font-weight: 600;
}

.linkedin-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--primary);
    border-radius: 6px;
    color: var(--primary);
    flex-shrink: 0;
}

.linkedin-icon svg {
    width: 20;
    height: 20;
    fill: currentColor;
}

.role {
    font-size: 14px;
    color: var(--primary);
    margin-bottom: 20px;
    line-height: 1.4;
}

.email-link {
    margin-top: auto;
    font-size: 13px;
    color: var(--text-muted);
    text-decoration: underline;
}

/* --- Contact Section --- */
.contact-area {
    background-color: var(--primary);
    padding: 80px 0;
}

.contact-container {
    display: flex;
    gap: 80px;
    align-items: center;
}

.contact-info-block {
    flex: 1;
    color: var(--white);
}

.contact-info-block h2 {
    font-size: 42px;
    color: var(--white);
    margin-bottom: 20px;
}

.contact-info-block p {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 50px;
    line-height: 1.6;
    max-width: 480px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-item .icon {
    width: 44px;
    height: 44px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-item .icon svg {
    stroke: var(--white);
}

.contact-item .text {
    display: flex;
    flex-direction: column;
}

.contact-item .text span {
    font-size: 13px;
    opacity: 0.7;
    margin-bottom: 2px;
}

.contact-item .text a,
.contact-item .text p {
    color: var(--white);
    font-size: 15px;
    text-decoration: none;
    margin: 0;
}

.contact-form-block {
    flex: 1;
    background: var(--bg-light);
    border-radius: 16px;
    padding: 50px;
}

.contact-form-block h3 {
    font-size: 18px;
    color: var(--text-main);
    text-align: center;
    margin-bottom: 40px;
    font-weight: 600;
    line-height: 1.5;
}

.form-row {
    display: flex;
    gap: 20px;
}

.form-group {
    flex: 1;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-main);
}

.form-group label span {
    color: #999;
    font-weight: 400;
}

.form-group input,
.form-group textarea {
    padding: 14px 16px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    transition: 0.3s;
}

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

.submit-btn {
    width: 100%;
    margin-top: 10px;
}

/* --- Footer --- */
.footer {
    padding: 60px 0 40px;
    background: var(--white);
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 40px;
    margin-bottom: 40px;
}

.footer-nav {
    display: flex;
    gap: 40px;
}

.footer-nav a {
    color: var(--text-main);
    font-weight: 500;
    text-decoration: none;
    font-size: 15px;
}

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

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

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 13px;
    color: var(--text-muted);
}

.footer-contact a {
    color: var(--text-muted);
    text-decoration: none;
}

.footer-copy p {
    font-size: 13px;
    color: #999;
    text-align: right;
    line-height: 1.6;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .story-grid,
    .solution-grid,
    .contact-container {
        gap: 40px;
    }

    .hero-content h1 {
        font-size: 38px;
    }

    .contact-container {
        flex-direction: column;
    }

    .contact-info-block {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }

    .header-inner {
        flex-direction: column;
        justify-content: center;
        gap: 15px;
        height: auto;
        padding: 20px 0;
    }

    .story-grid,
    .solution-grid,
    .contact-container {
        gap: 20px;
    }


    .story-section,
    .solution-section,
    .team-section,
    .contact-area {
        padding: 60px 0;
    }

    .hero-container,
    .story-grid,
    .solution-grid,
    .contact-container {
        flex-direction: column;
    }

    .hero-content {
        padding: 40px 30px;
    }

    .team-section h2 {
        text-align: center;
    }

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

    .team-card {
        width: 350px;
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }

    .contact-form-block {
        padding: 40px 30px;
    }

    .footer-top,
    .footer-bottom {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 30px;
    }

    .footer-copy p {
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 28px;
    }

    .contact-info-block h2,
    .solution-section h2,
    .story-header h2 {
        font-size: 28px;
    }

    .solution-list::before {
        left: 2px;
    }

    .solution-list li::before {
        left: -2px;
    }
}