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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    color: #1f2937;
    background: #ffffff;
    line-height: 1.7;
}

a {
    color: inherit;
}

.container {
    width: min(92%, 1200px);
    margin: 0 auto;
}

/* Top Bar */
.topbar {
    background: #111827;
    color: #d1d5db;
    font-size: 14px;
}

.topbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 8px 0;
}

/* Header */
.site-header {
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid #e5e7eb;
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.nav-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 0;
    gap: 22px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.brand-mark {
    width: 46px;
    height: 46px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, #0f766e, #16a34a);
    color: #ffffff;
    font-weight: 800;
    font-size: 24px;
    box-shadow: 0 8px 20px rgba(15, 118, 110, 0.25);
}

.site-logo {
    width: 56px;
    height: 56px;
    object-fit: contain;
    border-radius: 12px;
}

.brand-text strong {
    display: block;
    color: #111827;
    font-size: 22px;
    line-height: 1.1;
}

.brand-text small {
    color: #6b7280;
    font-size: 12px;
}

/* Navigation */
.main-nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.main-nav a {
    text-decoration: none;
    color: #1f2937;
    font-weight: 700;
    padding: 10px 12px;
    border-radius: 999px;
    transition: 0.2s ease;
    font-size: 15px;
}

.main-nav a:hover,
.main-nav a.active {
    background: #ecfdf5;
    color: #0f766e;
}

.main-nav .nav-cta {
    background: #0f766e;
    color: #ffffff;
    padding-left: 18px;
    padding-right: 18px;
}

.main-nav .nav-cta:hover,
.main-nav .nav-cta.active {
    background: #115e59;
    color: #ffffff;
}

/* Mobile Menu Button */
.menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: 1px solid #e5e7eb;
    background: #ffffff;
    border-radius: 10px;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: #111827;
    margin: 5px auto;
    transition: 0.2s ease;
}

/* Hero Section */
.hero {
    background:
        radial-gradient(circle at top right, rgba(250, 204, 21, 0.35), transparent 30%),
        linear-gradient(135deg, rgba(15, 118, 110, 0.96), rgba(17, 24, 39, 0.96));
    color: #ffffff;
    padding: 95px 0;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
    gap: 48px;
}

.eyebrow,
.section-label {
    display: inline-block;
    color: #facc15;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 13px;
    margin-bottom: 12px;
}

.hero h1 {
    font-size: clamp(40px, 6vw, 68px);
    line-height: 1.08;
    margin-bottom: 18px;
}

.hero-subtitle {
    color: #facc15;
    font-size: clamp(24px, 3vw, 36px);
    line-height: 1.2;
    margin-bottom: 18px;
}

.hero p {
    font-size: 19px;
    color: #e5e7eb;
    max-width: 720px;
}

.button-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 13px 24px;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 800;
    transition: 0.2s ease;
}

.btn-primary {
    background: #facc15;
    color: #111827;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 26px rgba(250, 204, 21, 0.25);
}

.btn-outline {
    border: 2px solid rgba(255, 255, 255, 0.75);
    color: #ffffff;
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.12);
}

.btn-light {
    background: #ffffff;
    color: #115e59;
}

/* Hero Card */
.hero-card {
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 26px;
    padding: 34px;
    box-shadow: 0 20px 55px rgba(0, 0, 0, 0.16);
}

.hero-card h3 {
    font-size: 26px;
    margin-bottom: 18px;
}

.hero-card ul {
    list-style: none;
}

.hero-card li {
    padding: 13px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}

.hero-card li::before {
    content: "✓";
    color: #facc15;
    font-weight: 900;
    margin-right: 10px;
}

/* General Sections */
.section {
    padding: 74px 0;
}

.light {
    background: #f8fafc;
}

.narrow {
    max-width: 880px;
    text-align: center;
}

.section h2,
.content h2 {
    color: #111827;
    font-size: clamp(30px, 4vw, 44px);
    line-height: 1.18;
    margin-bottom: 18px;
}

.section p {
    font-size: 17px;
    color: #6b7280;
}

.section-heading {
    text-align: center;
    max-width: 820px;
    margin: 0 auto 40px;
}

/* Cards */
.cards {
    display: grid;
    gap: 24px;
}

.cards.four {
    grid-template-columns: repeat(4, 1fr);
}

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

.card {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 24px;
    padding: 30px;
    box-shadow: 0 15px 35px rgba(17, 24, 39, 0.08);
    transition: 0.2s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 45px rgba(17, 24, 39, 0.12);
}

.card .icon {
    width: 58px;
    height: 58px;
    display: grid;
    place-items: center;
    background: #ecfdf5;
    border-radius: 18px;
    font-size: 26px;
    margin-bottom: 20px;
}

/* Platform Logo */
.platform-logo {
    width: 86px;
    height: 86px;
    object-fit: contain;
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 20px;
    padding: 10px;
    margin-bottom: 22px;
    box-shadow: 0 10px 24px rgba(17, 24, 39, 0.08);
}

.platform-card {
    min-height: 470px;
    display: flex;
    flex-direction: column;
}

.platform-card .text-link {
    margin-top: auto;
}

.card h3 {
    color: #115e59;
    font-size: 22px;
    line-height: 1.35;
    margin-bottom: 14px;
}

.card p {
    color: #6b7280;
    font-size: 16px;
}

.card ul {
    margin: 18px 0 22px 20px;
    color: #1f2937;
    font-size: 15px;
}

.text-link {
    display: inline-block;
    color: #0f766e;
    font-weight: 800;
    text-decoration: none;
}

.text-link:hover {
    color: #115e59;
}

/* Split Section */
.split {
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    gap: 40px;
    align-items: center;
}

.feature-list {
    display: grid;
    gap: 16px;
}

.feature-list div {
    display: flex;
    align-items: center;
    gap: 18px;
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 18px;
    padding: 18px;
    box-shadow: 0 15px 35px rgba(17, 24, 39, 0.08);
}

.feature-list strong {
    color: #0f766e;
    font-size: 26px;
}

.feature-list span {
    font-weight: 800;
}

/* CTA */
.cta {
    background: linear-gradient(135deg, #0f766e, #115e59);
    color: #ffffff;
    padding: 70px 0;
    text-align: center;
}

.cta h2 {
    font-size: clamp(30px, 5vw, 46px);
    margin-bottom: 12px;
}

.cta p {
    color: #e5e7eb;
    max-width: 800px;
    margin: 0 auto 26px;
}

/* Page Hero */
.page-hero {
    background:
        radial-gradient(circle at top right, rgba(250, 204, 21, 0.28), transparent 26%),
        linear-gradient(135deg, rgba(15, 118, 110, 0.98), rgba(17, 24, 39, 0.98));
    color: #ffffff;
    padding: 76px 0;
    text-align: center;
}

.page-hero h1 {
    font-size: clamp(36px, 6vw, 58px);
    line-height: 1.1;
    margin-bottom: 12px;
}

.page-hero p {
    color: #e5e7eb;
    font-size: 18px;
    max-width: 760px;
    margin: auto;
}

/* Content */
.content {
    max-width: 950px;
}

.content h2:not(:first-child) {
    margin-top: 34px;
}

.content p {
    margin-bottom: 18px;
}

/* Services */
.service-cards .card {
    min-height: 190px;
}

/* News */
.news-card .date {
    display: inline-block;
    color: #0f766e;
    font-weight: 800;
    font-size: 13px;
    margin-bottom: 10px;
}

/* Contact */
.contact-grid {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    gap: 36px;
    align-items: start;
}

.contact-info h2,
.form-card h2 {
    font-size: 34px;
    margin-bottom: 14px;
    color: #111827;
}

.contact-box {
    background: #f8fafc;
    border: 1px solid #e5e7eb;
    border-radius: 16px;
    padding: 18px;
    margin-top: 14px;
}

.contact-box strong {
    display: block;
    color: #115e59;
}

.form-card {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 24px;
    padding: 30px;
    box-shadow: 0 15px 35px rgba(17, 24, 39, 0.08);
}

.form-card label {
    display: block;
    margin: 14px 0 6px;
    font-weight: 800;
}

.form-card input,
.form-card textarea {
    width: 100%;
    border: 1px solid #d1d5db;
    border-radius: 12px;
    padding: 13px 14px;
    font: inherit;
    outline: none;
}

.form-card select {
    width: 100%;
    border: 1px solid #d1d5db;
    border-radius: 12px;
    padding: 13px 14px;
    font: inherit;
    outline: none;
    background: #ffffff;
}

.form-card input:focus,
.form-card textarea:focus {
    border-color: #0f766e;
    box-shadow: 0 0 0 4px rgba(15, 118, 110, 0.12);
}

.form-card select:focus {
    border-color: #0f766e;
    box-shadow: 0 0 0 4px rgba(15, 118, 110, 0.12);
}

/* Alerts */
.alert {
    padding: 14px;
    border-radius: 12px;
    margin-bottom: 14px;
    font-weight: 700;
}

.alert.success {
    background: #dcfce7;
    color: #166534;
}

.alert.warning {
    background: #fef9c3;
    color: #854d0e;
}

.alert.error {
    background: #fee2e2;
    color: #991b1b;
}

/* Footer */
.site-footer {
    background: #111827;
    color: #d1d5db;
    padding-top: 58px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.3fr 1.3fr;
    gap: 32px;
}

.site-footer h3,
.site-footer h4 {
    color: #ffffff;
    margin-bottom: 14px;
}

.site-footer a {
    display: block;
    color: #d1d5db;
    text-decoration: none;
    margin-bottom: 9px;
}

.site-footer a:hover {
    color: #facc15;
}

.footer-tagline {
    color: #facc15;
    font-weight: 800;
    margin-top: 12px;
}

.footer-bottom {
    border-top: 1px solid #374151;
    margin-top: 38px;
    padding: 18px 0;
}

.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    color: #9ca3af;
    font-size: 14px;
}

/* Tablet View */
@media (max-width: 1080px) {
    .cards.four {
        grid-template-columns: repeat(2, 1fr);
    }

    .main-nav a {
        padding: 9px 9px;
        font-size: 14px;
    }

    .platform-card {
        min-height: 430px;
    }
}

/* Mobile Navigation */
@media (max-width: 900px) {
    .topbar-inner {
        justify-content: center;
        text-align: center;
    }

    .topbar-inner span:last-child {
        display: none;
    }

    .menu-toggle {
        display: block;
    }

    .main-nav {
        position: absolute;
        left: 4%;
        right: 4%;
        top: 76px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        background: #ffffff;
        border: 1px solid #e5e7eb;
        border-radius: 20px;
        padding: 14px;
        box-shadow: 0 15px 35px rgba(17, 24, 39, 0.08);
    }

    .main-nav.open {
        display: flex;
    }

    .main-nav a {
        border-radius: 12px;
        padding: 12px 14px;
    }

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

    .hero {
        padding: 74px 0;
    }

    .hero-card {
        padding: 26px;
    }

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

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

/* Small Mobile View */
@media (max-width: 640px) {
    .site-logo {
        width: 46px;
        height: 46px;
    }

    .brand-text small {
        display: none;
    }

    .brand-text strong {
        font-size: 20px;
    }

    .section {
        padding: 56px 0;
    }

    .cards.four {
        grid-template-columns: 1fr;
    }

    .card {
        padding: 24px;
    }

    .platform-card {
        min-height: auto;
    }

    .platform-logo {
        width: 72px;
        height: 72px;
        border-radius: 18px;
    }

    .button-group {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .page-hero {
        padding: 60px 0;
    }

    .hero h1 {
        font-size: 40px;
    }

    .hero-subtitle {
        font-size: 24px;
    }

    .hero p {
        font-size: 16px;
    }
}