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

:root {
    --primary: #3a5ce4;
    --primary-dark: #264bc5;
    --accent: #f4b740;
    --bg-light: #f9fbfd;
    --bg-white: #ffffff;
    --text-dark: #1a2639;
    --text-muted: #5b687b;
    --border-light: #e7ecf3;
    --shadow-sm: 0 12px 28px rgba(0, 20, 50, 0.06), 0 4px 12px rgba(0, 20, 40, 0.02);
    --shadow-hover: 0 24px 44px -12px rgba(0, 55, 120, 0.2);
    --radius-card: 24px;
    --radius-btn: 40px;
}

body {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.5;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 32px;
}

/* header / nav */
.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
    flex-wrap: wrap;
    border-bottom: 1px solid var(--border-light);
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    background: linear-gradient(145deg, var(--primary) 20%, #1e3a8a);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.2s;
    font-size: 1.05rem;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--primary);
    color: white !important;
    padding: 12px 28px;
    border-radius: var(--radius-btn);
    font-weight: 600;
    transition: all 0.2s;
    box-shadow: 0 6px 14px rgba(58, 92, 228, 0.25);
    border: none;
    cursor: pointer;
    text-decoration: none;
}

.btn-outline {
    background: transparent;
    /* color: var(--primary) !important; */
    box-shadow: inset 0 0 0 1.5px var(--primary);
    padding: 10px 24px;
}

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

.btn:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 16px 24px -8px rgba(58, 92, 228, 0.4);
}

/* hero */
.hero {
    display: flex;
    align-items: center;
    gap: 60px;
    padding: 60px 0 80px;
    flex-wrap: wrap;
}

.hero-content {
    flex: 1 1 400px;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 750;
    line-height: 1.15;
    letter-spacing: -0.02em;
    background: linear-gradient(to right, #172554, #1e3a8a, #2563eb);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 1.3rem;
    color: var(--text-muted);
    max-width: 540px;
    margin-bottom: 40px;
}

.hero-badge {
    background: #e5eeff;
    color: var(--primary-dark);
    padding: 6px 16px;
    border-radius: 60px;
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 24px;
}

.hero-visual {
    flex: 1 1 400px;
    background: linear-gradient(145deg, #ffffff, #f2f6fe);
    border-radius: 48px;
    padding: 30px 25px;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(2px);
}

.canvas-preview {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.canvas-row {
    display: flex;
    gap: 16px;
    align-items: center;
}

.canvas-card {
    background: white;
    border-radius: 22px;
    padding: 18px 20px;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.02);
    border: 1px solid var(--border-light);
    flex: 1;
}

.canvas-tag {
    background: var(--accent);
    color: #2b2b2b;
    padding: 4px 14px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.85rem;
}

.icon-badge {
    background: #eef3ff;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.5rem;
}

/* features grid */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 60px 0 20px;
    text-align: center;
}

.section-sub {
    text-align: center;
    color: var(--text-muted);
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 60px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin: 50px 0;
}

.feature-card {
    background: var(--bg-white);
    padding: 40px 28px;
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-sm);
    transition: all 0.25s;
    border: 1px solid var(--border-light);
}

.feature-card:hover {
    box-shadow: var(--shadow-hover);
    transform: scale(1.02);
    border-color: transparent;
}

.feature-icon {
    font-size: 2.6rem;
    margin-bottom: 24px;
    color: var(--primary);
}

.feature-card h3 {
    font-size: 1.8rem;
    font-weight: 620;
    margin-bottom: 18px;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 1.05rem;
}

/* double column (research canvas) */
.research-showcase {
    background: white;
    border-radius: 50px;
    padding: 50px 40px;
    margin: 80px 0;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}

.two-col {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
    align-items: center;
}

.col {
    flex: 1 1 300px;
}

.col h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.col ul {
    list-style: none;
    margin: 30px 0;
}

.col li {
    margin-bottom: 16px;
    font-size: 1.1rem;
    display: flex;
    gap: 12px;
    align-items: center;
}

.col li i {
    color: var(--primary);
    width: 28px;
    font-size: 1.4rem;
}

.mock-canvas {
    background: #f2f5fa;
    border-radius: 40px;
    padding: 30px;
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.02);
}

.mock-header {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}

.mock-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #d0daea;
}

.mock-block {
    background: white;
    border-radius: 24px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
}

.mock-title {
    font-weight: 700;
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.mock-line {
    height: 12px;
    width: 100%;
    background: #e7ecf3;
    border-radius: 20px;
    margin: 8px 0;
}

.mock-line.short {
    width: 60%;
}

/* pricing cards (big & detailed) */
.pricing-cards {
    display: flex;
    gap: 30px;
    justify-content: center;
    flex-wrap: wrap;
    margin: 70px 0 40px;
}

.pricing-card {
    background: white;
    border-radius: 42px;
    padding: 40px 35px;
    flex: 1 1 300px;
    max-width: 380px;
    box-shadow: var(--shadow-sm);
    transition: 0.2s;
    border: 1px solid var(--border-light);
}

.pricing-card.popular {
    border: 2px solid var(--primary);
    transform: scale(1.02);
    background: linear-gradient(white, #f7faff);
}

.pricing-card .region {
    font-size: 1.3rem;
    font-weight: 600;
}

.pricing-card .price {
    font-size: 3.2rem;
    font-weight: 800;
    margin: 20px 0 10px;
    color: var(--primary);
}

.pricing-card .price span {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 400;
}

.feature-list {
    list-style: none;
    margin: 30px 0;
    border-top: 1px solid var(--border-light);
    padding-top: 20px;
}

.feature-list li {
    padding: 10px 0;
    display: flex;
    gap: 10px;
    align-items: center;
    font-size: 1.05rem;
}

.feature-list i.fa-check-circle {
    color: #25a56a;
}

.pricing-btn {
    width: 100%;
    background: var(--primary);
    color: white;
    border: none;
    padding: 16px;
    font-size: 1.2rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: 0.15s;
}

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

/* support section / contact */
.support-grid {
    display: flex;
    gap: 30px;
    margin: 40px 0 80px;
    flex-wrap: wrap;
}

.support-card {
    background: white;
    border-radius: 36px;
    padding: 40px;
    flex: 1 1 300px;
}

.footer {
    border-top: 1px solid var(--border-light);
    padding: 40px 0;
    margin-top: 70px;
    color: var(--text-muted);
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-links a {
    text-decoration: none;
    color: var(--text-dark);
    margin-left: 30px;
}

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

@media (max-width: 800px) {
    .hero-content h1 {
        font-size: 2.8rem;
    }
}


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

    :root {
      --primary: #1e3c72;
      --primary-light: #2a4f8c;
      --accent: #f5b042;
      --bg-soft: #f8fafd;
      --white: #ffffff;
      --text-dark: #1a2b3e;
      --text-muted: #546e7a;
      --border-pale: #e2e9f2;
      --radius-card: 28px;
      --shadow-card: 0 20px 35px -10px rgba(0,35,70,0.08), 0 6px 14px rgba(0,20,40,0.02);
      --shadow-hover: 0 30px 45px -12px rgba(25,85,160,0.15);
    }

    body {
      font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
      background: var(--bg-soft);
      color: var(--text-dark);
      line-height: 1.6;
    }

    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 28px;
    }

    /* header consistent with main site */
    .site-header {
      background: var(--white);
      border-bottom: 1px solid var(--border-pale);
      padding: 16px 0;
      position: sticky;
      top: 0;
      z-index: 10;
      backdrop-filter: blur(8px);
      background: rgba(255,255,255,0.9);
    }

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

    .logo {
      font-size: 2rem;
      font-weight: 700;
      letter-spacing: -0.02em;
      background: linear-gradient(130deg, var(--primary), #3266a8);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .nav-links a {
      text-decoration: none;
      color: var(--text-dark);
      margin-left: 32px;
      font-weight: 500;
      transition: 0.15s;
    }

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

    .btn-sm {
      background: var(--primary);
      color: white !important;
      padding: 8px 20px;
      border-radius: 40px;
      margin-left: 32px;
    }

    /* page title */
    .page-head {
      padding: 60px 0 20px;
    }
    .page-head h1 {
      font-size: 3.2rem;
      font-weight: 750;
      letter-spacing: -0.02em;
      background: linear-gradient(145deg, #0b2742, #1d456b);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }
    .page-head p {
      font-size: 1.2rem;
      color: var(--text-muted);
      max-width: 700px;
    }

    /* card layout for content */
    .detail-card {
      background: var(--white);
      border-radius: var(--radius-card);
      padding: 48px 50px;
      margin: 30px 0 50px;
      box-shadow: var(--shadow-card);
      border: 1px solid var(--border-pale);
      transition: 0.2s;
    }
    .detail-card:hover {
      box-shadow: var(--shadow-hover);
    }

    .detail-card h2 {
      font-size: 2.2rem;
      font-weight: 650;
      margin: 40px 0 20px;
      color: #132b44;
    }
    .detail-card h2:first-of-type {
      margin-top: 0;
    }
    .detail-card h3 {
      font-size: 1.5rem;
      margin: 30px 0 15px;
      color: #1e3e5c;
    }
    .detail-card p, .detail-card li {
      font-size: 1.1rem;
      color: #2a4055;
      margin-bottom: 16px;
    }
    .detail-card ul, .detail-card ol {
      padding-left: 28px;
      margin-bottom: 30px;
    }
    .detail-card li {
      margin-bottom: 10px;
    }
    .detail-card .highlight {
      background: #ecf3fa;
      padding: 20px 28px;
      border-radius: 30px;
      margin: 30px 0;
    }

    .contact-phone {
      font-size: 1.3rem;
      background: #e1ecfe;
      padding: 10px 28px;
      border-radius: 60px;
      display: inline-block;
      margin: 10px 0;
    }

    .btn {
      display: inline-block;
      background: var(--primary);
      color: white;
      padding: 14px 38px;
      border-radius: 60px;
      text-decoration: none;
      font-weight: 600;
      transition: 0.2s;
      border: none;
      cursor: pointer;
      font-size: 1.1rem;
    }
    .btn:hover {
      background: var(--primary-light);
      transform: translateY(-3px);
      box-shadow: 0 15px 25px -8px var(--primary);
    }

    .feature-grid-page {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 30px;
      margin: 40px 0;
    }
    .feature-block {
      background: #f2f6fc;
      padding: 32px 24px;
      border-radius: 30px;
      border: 1px solid white;
    }
    .feature-block i {
      font-size: 2.5rem;
      color: var(--primary);
      margin-bottom: 20px;
    }
    .feature-block h4 {
      font-size: 1.7rem;
      font-weight: 600;
    }

    .pricing-table-page {
      display: flex;
      gap: 30px;
      flex-wrap: wrap;
      justify-content: center;
      margin-top: 40px;
    }
    .pricing-col {
      background: white;
      border-radius: 44px;
      padding: 38px 30px;
      flex: 1 1 300px;
      box-shadow: var(--shadow-card);
      border: 1px solid var(--border-pale);
    }
    .pricing-col.popular {
      border: 2px solid var(--accent);
      background: #fefef5;
    }
    .price-big {
      font-size: 3.3rem;
      font-weight: 800;
      color: var(--primary);
      margin: 15px 0;
    }
    .price-big span {
      font-size: 1rem;
      color: var(--text-muted);
    }
    .feature-list-page {
      list-style: none;
      padding: 0;
      margin: 25px 0;
    }
    .feature-list-page li {
      padding: 8px 0;
      border-bottom: 1px solid #eef3f8;
      display: flex;
      gap: 10px;
      align-items: center;
    }
    .feature-list-page i.fa-check {
      color: #25a56a;
    }

    .footer-lower {
      border-top: 1px solid var(--border-pale);
      padding: 40px 0;
      margin-top: 60px;
      display: flex;
      justify-content: space-between;
      flex-wrap: wrap;
      color: var(--text-muted);
    }
    .footer-lower a {
      color: var(--text-dark);
      text-decoration: none;
      margin-left: 24px;
    }

    @media (max-width:700px){
      .detail-card { padding: 30px 20px; }
    }


/* other pages css */


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

:root {
    --primary: #1e3c72;
    --primary-light: #2a4f8c;
    --accent: #f5b042;
    --bg-soft: #f8fafd;
    --white: #ffffff;
    --text-dark: #1a2b3e;
    --text-muted: #546e7a;
    --border-pale: #e2e9f2;
    --radius-card: 28px;
    --shadow-card: 0 20px 35px -10px rgba(0, 35, 70, 0.08), 0 6px 14px rgba(0, 20, 40, 0.02);
    --shadow-hover: 0 30px 45px -12px rgba(25, 85, 160, 0.15);
}

body {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg-soft);
    color: var(--text-dark);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 28px;
}

/* header consistent with main site */
.site-header {
    background: var(--white);
    border-bottom: 1px solid var(--border-pale);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 10;
    backdrop-filter: blur(8px);
    background: rgba(255, 255, 255, 0.9);
}

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

.logo {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    background: linear-gradient(130deg, var(--primary), #3266a8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    margin-left: 32px;
    font-weight: 500;
    transition: 0.15s;
}

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

.btn-sm {
    background: var(--primary);
    color: white !important;
    padding: 8px 20px;
    border-radius: 40px;
    margin-left: 32px;
}

/* page title */
.page-head {
    padding: 60px 0 20px;
}

.page-head h1 {
    font-size: 3.2rem;
    font-weight: 750;
    letter-spacing: -0.02em;
    background: linear-gradient(145deg, #0b2742, #1d456b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-head p {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 700px;
}

/* card layout for content */
.detail-card {
    background: var(--white);
    border-radius: var(--radius-card);
    padding: 48px 50px;
    margin: 30px 0 50px;
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-pale);
    transition: 0.2s;
}

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

.detail-card h2 {
    font-size: 2.2rem;
    font-weight: 650;
    margin: 40px 0 20px;
    color: #132b44;
}

.detail-card h2:first-of-type {
    margin-top: 0;
}

.detail-card h3 {
    font-size: 1.5rem;
    margin: 30px 0 15px;
    color: #1e3e5c;
}

.detail-card p,
.detail-card li {
    font-size: 1.1rem;
    color: #2a4055;
    margin-bottom: 16px;
}

.detail-card ul,
.detail-card ol {
    padding-left: 28px;
    margin-bottom: 30px;
}

.detail-card li {
    margin-bottom: 10px;
}

.detail-card .highlight {
    background: #ecf3fa;
    padding: 20px 28px;
    border-radius: 30px;
    margin: 30px 0;
}

.contact-phone {
    font-size: 1.3rem;
    background: #e1ecfe;
    padding: 10px 28px;
    border-radius: 60px;
    display: inline-block;
    margin: 10px 0;
}

.btn {
    display: inline-block;
    background: var(--primary);
    color: white;
    padding: 14px 38px;
    border-radius: 60px;
    text-decoration: none;
    font-weight: 600;
    transition: 0.2s;
    border: none;
    cursor: pointer;
    font-size: 1.1rem;
}

.btn:hover {
    background: var(--primary-light);
    transform: translateY(-3px);
    box-shadow: 0 15px 25px -8px var(--primary);
}

.feature-grid-page {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
    margin: 40px 0;
}

.feature-block {
    background: #f2f6fc;
    padding: 32px 24px;
    border-radius: 30px;
    border: 1px solid white;
}

.feature-block i {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.feature-block h4 {
    font-size: 1.7rem;
    font-weight: 600;
}

.pricing-table-page {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 40px;
}

.pricing-col {
    background: white;
    border-radius: 44px;
    padding: 38px 30px;
    flex: 1 1 300px;
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-pale);
}

.pricing-col.popular {
    border: 2px solid var(--accent);
    background: #fefef5;
}

.price-big {
    font-size: 3.3rem;
    font-weight: 800;
    color: var(--primary);
    margin: 15px 0;
}

.price-big span {
    font-size: 1rem;
    color: var(--text-muted);
}

.feature-list-page {
    list-style: none;
    padding: 0;
    margin: 25px 0;
}

.feature-list-page li {
    padding: 8px 0;
    border-bottom: 1px solid #eef3f8;
    display: flex;
    gap: 10px;
    align-items: center;
}

.feature-list-page i.fa-check {
    color: #25a56a;
}

.footer-lower {
    border-top: 1px solid var(--border-pale);
    padding: 40px 0;
    margin-top: 60px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    color: var(--text-muted);
}

.footer-lower a {
    color: var(--text-dark);
    text-decoration: none;
    margin-left: 24px;
}

@media (max-width:700px) {
    .detail-card {
        padding: 30px 20px;
    }
}