:root {
    --primary-dark-teal: #0D4F5C;
    --mid-teal: #028090;
    --light-teal-accent: #7DD4E0;
    --cta-green: #02C39A;
    --dark-text: #1E293B;
    --font-family: 'Inter', system-ui, sans-serif;
}

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

body {
    font-family: var(--font-family);
    color: var(--dark-text);
    line-height: 1.6;
}

/* ── Navbar ── */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--primary-dark-teal);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar-logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.navbar-logo img {
    height: 46px;
}

.navbar-logo span {
    font-size: 0.7rem;
    color: var(--light-teal-accent);
    letter-spacing: 1.5px;
    margin-top: 2px;
}

.navbar-cta {
    background-color: var(--cta-green);
    color: var(--dark-text);
    border: none;
    padding: 0.5rem 1.25rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: background-color 0.2s;
}

.navbar-cta:hover {
    background-color: #02a382;
}

/* ── Hero ── */
.hero {
    background-color: var(--primary-dark-teal);
    padding: 7rem 2rem 4rem;
    text-align: center;
}

.hero h1 {
    color: white;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.hero h2 {
    color: var(--light-teal-accent);
    font-size: 2rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
}

.hero p {
    color: rgba(255,255,255,0.85);
    max-width: 680px;
    margin: 0 auto 2rem;
    font-size: 1.1rem;
}

.hero-cta {
    background-color: var(--cta-green);
    color: var(--dark-text);
    border: none;
    padding: 0.85rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1.05rem;
    cursor: pointer;
    transition: background-color 0.2s;
    display: inline-block;
    margin-bottom: 1rem;
}

.hero-cta:hover {
    background-color: #02a382;
}

.hero-note {
    color: var(--light-teal-accent);
    font-size: 0.875rem;
    opacity: 0.8;
    display: block;
    margin-top: 0.5rem;
}

/* ── Stats Bar ── */
.stats-bar {
    background-color: #0E5E6F;
    padding: 2rem 1rem;
}

.stats-container {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.stat-item {
    flex: 1;
    text-align: center;
    padding: 1rem 1.5rem;
}

.stat-number {
    font-size: 1.6rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.4rem;
}

.stat-label {
    color: var(--light-teal-accent);
    font-size: 0.85rem;
    line-height: 1.4;
}

.stat-divider {
    width: 1px;
    height: 60px;
    background-color: rgba(255,255,255,0.2);
    flex-shrink: 0;
}

/* ── How It Works ── */
.how-it-works {
    background-color: white;
    padding: 4rem 2rem;
    text-align: center;
}

.how-it-works-container {
    max-width: 1100px;
    margin: 0 auto;
}

.section-label {
    color: var(--mid-teal);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
    margin-bottom: 0.75rem;
    display: block;
}

.how-it-works h2 {
    font-size: 1.9rem;
    margin-bottom: 1rem;
    color: var(--dark-text);
}

.how-it-works > .how-it-works-container > p {
    max-width: 760px;
    margin: 0 auto 2.5rem;
    font-size: 1.05rem;
    color: #475569;
}

.dimensions-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.25rem;
}

.dimension-card {
    background-color: #f0f9fb;
    border: 0.5px solid #d1e8ec;
    border-radius: 10px;
    padding: 1.75rem 1.25rem;
    text-align: center;
    flex: 1;
    min-width: 160px;
    max-width: 200px;
}

.dimension-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--mid-teal);
    margin-bottom: 0.75rem;
}

.card-icon {
    margin-bottom: 0.75rem;
    display: flex;
    justify-content: center;
}

.dimension-label {
    font-size: 0.9rem;
    color: var(--dark-text);
    line-height: 1.4;
}

/* ── Traffic Light ── */
.traffic-light {
    background-color: #f8fbfc;
    padding: 4rem 2rem;
    text-align: center;
}

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

.traffic-light h2 {
    font-size: 1.9rem;
    margin-bottom: 1rem;
    color: var(--dark-text);
}

.traffic-light > .traffic-light-container > p {
    max-width: 700px;
    margin: 0 auto 2.5rem;
    font-size: 1.05rem;
    color: #475569;
}

.traffic-grid {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.traffic-card {
    border-radius: 10px;
    padding: 2rem 1.5rem;
    text-align: center;
    flex: 1;
    min-width: 220px;
    max-width: 300px;
}

.traffic-card.green  { background-color: #EAF3DE; border: 0.5px solid #C0DD97; }
.traffic-card.yellow { background-color: #FAEEDA; border: 0.5px solid #FAC775; }
.traffic-card.red    { background-color: #FCEBEB; border: 0.5px solid #F7C1C1; }

.traffic-circle {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    margin: 0 auto 1rem;
}

.traffic-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    color: var(--dark-text);
}

.traffic-card p {
    font-size: 0.95rem;
    color: #475569;
    line-height: 1.5;
}

/* ── Early Adoption ── */
.early-adoption {
    background-color: var(--primary-dark-teal);
    padding: 4rem 2rem;
    color: white;
}

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

.early-adoption h2 {
    font-size: 1.9rem;
    margin-bottom: 0.75rem;
    text-align: center;
}

.early-adoption-subtitle {
    color: var(--light-teal-accent);
    font-size: 1.05rem;
    text-align: center;
    margin-bottom: 2.5rem;
}

.pilot-box {
    background-color: #0E5E6F;
    border-left: 4px solid var(--cta-green);
    border-radius: 8px;
    padding: 1.75rem 2rem;
    margin-bottom: 2rem;
}

.pilot-title {
    color: var(--cta-green);
    font-size: 1.35rem;
    margin-bottom: 0.75rem;
}

.pilot-description {
    color: rgba(255,255,255,0.85);
    margin-bottom: 0.75rem;
    line-height: 1.6;
}

.pilot-note {
    font-style: italic;
    color: var(--light-teal-accent);
    font-size: 0.95rem;
}

.early-adoption-columns {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.early-adoption-column {
    flex: 1;
    min-width: 260px;
    background-color: #0E5E6F;
    border: 0.5px solid rgba(125,212,224,0.25);
    border-radius: 8px;
    padding: 1.5rem;
}

.early-adoption-column h4 {
    color: var(--light-teal-accent);
    margin-bottom: 1rem;
    font-size: 0.8rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.early-adoption-column ul {
    list-style-type: none;
    padding-left: 0;
}

.early-adoption-column li {
    margin-bottom: 0.65rem;
    padding-left: 1.5rem;
    position: relative;
    color: rgba(255,255,255,0.85);
    font-size: 0.95rem;
    line-height: 1.5;
}

.early-adoption-column li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--cta-green);
    font-weight: bold;
}

/* ── Form Section ── */
.form-section {
    background-color: #F0F9FB;
    padding: 4rem 2rem;
}

.form-container {
    max-width: 720px;
    margin: 0 auto;
}

.form-section h2 {
    font-size: 1.9rem;
    margin-bottom: 0.75rem;
    color: var(--dark-text);
    text-align: center;
}

.form-sub {
    color: #475569;
    font-size: 1.05rem;
    text-align: center;
    margin-bottom: 2rem;
}

.form-card {
    background-color: white;
    border-radius: 12px;
    border: 0.5px solid #d1e8ec;
    padding: 2rem;
}

.form-row {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    color: var(--dark-text);
    margin-bottom: 0.4rem;
    font-weight: 500;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.65rem 0.85rem;
    border: 0.5px solid #CBD5E0;
    border-radius: 6px;
    font-size: 0.95rem;
    font-family: var(--font-family);
    background-color: white;
    color: var(--dark-text);
    transition: border-color 0.2s;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--mid-teal);
    box-shadow: 0 0 0 2px rgba(2,128,144,0.12);
}

.form-textarea {
    resize: vertical;
    min-height: 90px;
}

.form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-submit {
    width: 100%;
    background-color: var(--primary-dark-teal);
    color: white;
    border: none;
    padding: 0.9rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
    margin-top: 0.5rem;
}

.form-submit:hover {
    background-color: #0a3d48;
}

.form-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.form-disclaimer {
    font-size: 0.82rem;
    color: #64748b;
    text-align: center;
    margin-top: 0.85rem;
    line-height: 1.5;
}

.error-message {
    color: #EF4444;
    font-size: 0.8rem;
    margin-top: 0.25rem;
    min-height: 1rem;
}

.success-message {
    text-align: center;
    padding: 3rem 2rem;
    background-color: white;
    border-radius: 12px;
    border: 0.5px solid #d1e8ec;
    border-top: 4px solid #02C39A;
    color: var(--dark-text);
}

/* ── Footer ── */
.footer {
    background-color: var(--primary-dark-teal);
    padding: 1.25rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-l {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.5);
}

.footer-r {
    color: var(--light-teal-accent);
    font-size: 0.875rem;
}

/* ── Responsive ── */
@media (max-width: 640px) {
    .hero h1 { font-size: 1.75rem; }
    .hero h2 { font-size: 1.4rem; }

    .stats-container {
        flex-direction: column;
        align-items: center;
    }
    .stat-divider {
        width: 60%;
        height: 1px;
    }

    .dimensions-grid { gap: 0.75rem; }
    .dimension-card { min-width: 140px; }

    .traffic-grid { flex-direction: column; align-items: center; }
    .traffic-card { max-width: 100%; width: 100%; }

    .early-adoption-columns { flex-direction: column; }

    .form-row-2 { grid-template-columns: 1fr; }

    .footer { flex-direction: column; gap: 0.5rem; text-align: center; }
}