/* ============================================
   OKOKU WEBSITE - STYLES
   Premium teal/mint marketing site
   ============================================ */
:root {
  color-scheme: only light;
}

html {
  background-color: #ffffff !important;
  color: #2D3748 !important;
}

@media (prefers-color-scheme: dark) {
  html, body {
    background-color: #ffffff !important;
    color: #2D3748 !important;
  }
  :root {
    --white: #ffffff !important;
    --text-dark: #2D3748 !important;
    --text-gray: #718096 !important;
    --light-bg: #E8F7F7 !important;
    --light-bg-strong: #DDF3F3 !important;
    --border: #CBD5E0 !important;
  }
}


:root {
    --primary: #2BA8A8;
    --primary-dark: #0d5c5c;
    --primary-light: #3DBDBD;
    --light-bg: #E8F7F7;
    --light-bg-strong: #DDF3F3;
    --text-dark: #2D3748;
    --text-gray: #718096;
    --text-light: #A0AEC0;
    --white: #FFFFFF;
    --accent-warm: #FF6B6B;
    --border: #CBD5E0;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4.5rem;

    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;

    --shadow-soft: 0 18px 40px rgba(26, 117, 117, 0.08);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
}

main,
section,
article,
header,
footer,
nav,
aside {
    display: block;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: var(--spacing-md);
}

h1 { font-size: 3.3rem; }
h2 { font-size: 2.2rem; }
h3 { font-size: 1.35rem; }

p {
    color: var(--text-gray);
    margin-bottom: var(--spacing-md);
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.section-shell {
    padding: var(--spacing-2xl) 0;
}

.section-heading {
    max-width: 760px;
    margin: 0 auto var(--spacing-2xl);
    text-align: center;
}

.section-heading-left {
    margin-left: 0;
    text-align: left;
}

.section-label {
    display: inline-flex;
    align-items: center;
    padding: 0.38rem 0.8rem;
    margin-bottom: 0.9rem;
    border-radius: 999px;
    background: rgba(43, 168, 168, 0.12);
    color: var(--primary-dark);
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.section-label-light {
    background: rgba(255, 255, 255, 0.16);
    color: rgba(255, 255, 255, 0.95);
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
}

.skip-link:focus {
    left: 1rem;
    top: 1rem;
    z-index: 4000;
    padding: 0.75rem 1rem;
    background: var(--text-dark);
    color: var(--white);
    border-radius: var(--radius-md);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition);
    white-space: nowrap;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(43, 168, 168, 0.25);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary);
    border: 2px solid rgba(43, 168, 168, 0.3);
}

.btn-secondary:hover {
    background-color: var(--light-bg);
    transform: translateY(-2px);
}

.btn-nav {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.38rem 0.95rem;
    font-size: 0.86rem;
    font-weight: 600;
    color: var(--white) !important;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 999px;
}

.btn-nav:hover {
    color: var(--white) !important;
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(43, 168, 168, 0.22);
}

/* ============================================
   NAVBAR
   ============================================ */

.navbar {
    position: relative;
    z-index: 10;
    border-bottom: 1px solid rgba(203, 213, 224, 0.75);
    background-color: rgba(255, 255, 255, 0.98);
}

.nav-shell {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.85rem;
    padding: 0.38rem var(--spacing-lg);
    min-height: 52px;
}

.nav-brand {
    display: inline-flex;
    align-items: center;
    padding: 0.15rem 0;
}

.logo {
    display: block;
    object-fit: contain;
}

.logo-wordmark {
    width: 122px;
    height: auto;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 0.95rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-dark);
    font-weight: 600;
    font-size: 0.9rem;
    line-height: 1;
}

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

/* ============================================
   HERO
   ============================================ */

.hero {
    padding: 3.2rem 0 4.5rem;
    background:
        radial-gradient(circle at top left, rgba(61, 189, 189, 0.14), transparent 34%),
        linear-gradient(135deg, var(--white) 0%, var(--light-bg) 100%);
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    gap: clamp(2rem, 4vw, 4rem);
    align-items: start;
}

.hero-content {
    max-width: 620px;
    padding-top: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-content h1 {
    color: var(--text-dark);
    line-height: 1;
    letter-spacing: -0.045em;
    max-width: 13ch;
    margin-bottom: 0.95rem;
    text-wrap: balance;
}

.hero-brand-lockup {
    display: grid;
    gap: 0.65rem;
    margin-bottom: 0.95rem;
}

.hero-kicker {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    padding: 0.42rem 0.85rem;
    border-radius: 999px;
    background: rgba(43, 168, 168, 0.12);
    color: var(--primary-dark);
    font-size: 0.86rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-bottom: 0;
}

.hero-kicker-note {
    margin-bottom: 0;
    color: var(--text-gray);
    font-size: 0.96rem;
    font-weight: 500;
    line-height: 1.45;
    max-width: 46ch;
}

.hero-subtitle {
    font-size: 1.08rem;
    line-height: 1.55;
    max-width: 42ch;
    margin-bottom: 1.45rem;
    text-wrap: pretty;
}

.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
    margin-bottom: 1.35rem;
}

.hero-audience {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
}

.hero-audience span {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 0.85rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(43, 168, 168, 0.12);
    color: var(--text-dark);
    font-size: 0.9rem;
    font-weight: 600;
}

.hero-visual {
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;
}

.trust-panel {
    width: 100%;
    max-width: 500px;
    margin-top: 0;
    padding: clamp(1.5rem, 2.8vw, 2.2rem);
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid rgba(43, 168, 168, 0.12);
    border-radius: 1.75rem;
    box-shadow: 0 28px 70px rgba(26, 117, 117, 0.13);
    backdrop-filter: blur(18px);
}

.trust-panel-header h2 {
    font-size: 1.65rem;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 0.75rem;
    text-wrap: balance;
}

.trust-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.35rem 0.78rem;
    margin-bottom: var(--spacing-md);
    border-radius: 999px;
    background: rgba(43, 168, 168, 0.1);
    color: var(--primary-dark);
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.trust-points {
    display: grid;
    gap: 0.85rem;
    margin-bottom: 1.25rem;
}

.trust-point {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.9rem;
    align-items: start;
    padding: 0.95rem 1rem;
    background: rgba(232, 247, 247, 0.65);
    border: 1px solid rgba(43, 168, 168, 0.09);
    border-radius: 1.1rem;
}

.trust-point strong {
    display: block;
    color: var(--text-dark);
    margin-bottom: 0.2rem;
}

.trust-point p,
.metric-label,
.feature-card p,
.step p,
.industry-card p,
.use-case-item p,
.faq-item p {
    margin-bottom: 0;
    font-size: 0.95rem;
}

.trust-icon {
    width: 2.15rem;
    height: 2.15rem;
    border-radius: 0.8rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--white);
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    box-shadow: 0 10px 24px rgba(43, 168, 168, 0.16);
}

.trust-metrics {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.75rem;
}

.metric {
    padding: 0.95rem;
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(43, 168, 168, 0.1);
}

.metric-value {
    display: block;
    color: var(--primary-dark);
    font-size: 0.98rem;
    font-weight: 800;
    margin-bottom: 0.3rem;
}

/* ============================================
   CONTENT SECTIONS
   ============================================ */

.features {
    background-color: var(--white);
}

.features-grid,
.industry-grid,
.testimonials {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.4rem;
}

.feature-card,
.industry-card,
.step,
.testimonial,
.use-case-item,
.faq-item {
    border-radius: var(--radius-lg);
    border: 1px solid rgba(43, 168, 168, 0.1);
    background: var(--white);
    box-shadow: var(--shadow-soft);
}

.feature-card,
.industry-card,
.testimonial,
.use-case-item {
    padding: 1.5rem;
}

.feature-card {
    background: linear-gradient(180deg, #ffffff 0%, #f8fdfd 100%);
}

.feature-card:hover,
.industry-card:hover,
.use-case-item:hover {
    transform: translateY(-6px);
    border-color: rgba(43, 168, 168, 0.35);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.industries {
    background: linear-gradient(135deg, var(--light-bg) 0%, #f7fdfd 100%);
}

.industry-card {
    background: rgba(255, 255, 255, 0.85);
}

.use-cases {
    background: var(--white);
}

.use-case-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
}

.use-case-item {
    background: linear-gradient(180deg, var(--light-bg) 0%, #ffffff 100%);
}

.how-it-works {
    background: linear-gradient(135deg, #f7fdfd 0%, var(--light-bg) 100%);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.4rem;
}

.step {
    padding: 1.75rem;
    text-align: left;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3.25rem;
    height: 3.25rem;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--white);
    font-size: 1.35rem;
    font-weight: 800;
    border-radius: 50%;
    margin-bottom: 1rem;
}

.social-proof {
    background-color: var(--white);
}

.testimonial {
    background: linear-gradient(180deg, var(--light-bg) 0%, #ffffff 100%);
    border-left: 4px solid var(--primary);
}

.quote {
    font-size: 1.02rem;
    font-style: italic;
    color: var(--text-dark);
    line-height: 1.65;
}

.author {
    font-size: 0.92rem;
    color: var(--text-gray);
    font-weight: 600;
}

.faq {
    background: linear-gradient(135deg, var(--light-bg) 0%, #f8fcfc 100%);
}

.faq-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 2rem;
    align-items: start;
}

.faq-list {
    display: grid;
    gap: 1rem;
}

.faq-item {
    padding: 1.15rem 1.25rem;
    background: rgba(255, 255, 255, 0.92);
}

.faq-item summary {
    cursor: pointer;
    list-style: none;
    color: var(--text-dark);
    font-weight: 700;
    margin-bottom: 0.65rem;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    text-align: center;
}

.cta-section h2,
.cta-section .section-heading p,
.cta-section .form-note {
    color: var(--white);
}

.contact-form {
    max-width: 620px;
    margin: 0 auto;
    display: grid;
    gap: 1rem;
}

.form-hidden {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.form-group {
    display: flex;
}

.form-group input {
    flex: 1;
    padding: 0.9rem 1rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    background-color: rgba(255, 255, 255, 0.96);
    color: var(--text-dark);
}

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

.form-group input:focus {
    outline: none;
    background-color: var(--white);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.2);
}

.contact-form .btn {
    margin-top: 0.25rem;
    background-color: var(--accent-warm);
    color: var(--white);
}

.contact-form .btn:hover {
    background-color: #ff5252;
}

.form-note {
    color: rgba(255, 255, 255, 0.82) !important;
    font-size: 0.92rem;
}

.form-status {
    min-height: 1.4rem;
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.92);
    font-size: 0.92rem;
    font-weight: 500;
}

.footer {
    background: linear-gradient(180deg, #f5fbfb 0%, #ffffff 100%);
    border-top: 1px solid rgba(43, 168, 168, 0.12);
    color: var(--text-dark);
    padding: 2rem 0 1.4rem;
}

.footer-shell {
    padding: 2rem;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(43, 168, 168, 0.12);
    border-radius: var(--radius-xl);
    box-shadow: 0 22px 48px rgba(26, 117, 117, 0.08);
}

.footer-content {
    display: grid;
    grid-template-columns: minmax(0, 1.45fr) repeat(3, minmax(160px, 1fr));
    gap: 1.75rem;
    margin-bottom: 1.6rem;
    align-items: start;
}

.footer-section h4 {
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-size: 1rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
    max-width: 420px;
}

.footer-logo-wrap {
    display: inline-flex;
    align-items: center;
    justify-content: flex-start;
    width: fit-content;
    padding: 0.8rem 1rem;
    background: linear-gradient(180deg, #ffffff 0%, #f3fbfb 100%);
    border: 1px solid rgba(43, 168, 168, 0.12);
    border-radius: 1.1rem;
    box-shadow: 0 12px 30px rgba(26, 117, 117, 0.08);
}

.footer-logo {
    width: 154px;
    height: auto;
    display: block;
}

.footer-eyebrow {
    margin-bottom: 0;
    color: var(--primary-dark);
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.footer-section p,
.footer-section a {
    color: var(--text-gray);
    font-size: 0.95rem;
}

.footer-section p {
    margin-bottom: 0;
}

.footer-section a {
    font-weight: 500;
}

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

.footer-cta-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    width: fit-content;
    margin-top: 0.25rem;
    color: var(--primary-dark) !important;
    font-weight: 700 !important;
}

.footer-cta-link::after {
    content: "→";
    transition: transform 0.2s ease;
}

.footer-cta-link:hover::after {
    transform: translateX(3px);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.8rem;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding-top: 1.1rem;
    border-top: 1px solid rgba(43, 168, 168, 0.12);
}

.footer-bottom p {
    margin-bottom: 0;
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 900px) {
    h1 { font-size: 2.7rem; }
    h2 { font-size: 1.95rem; }

    .hero-grid,
    .faq-grid,
    .footer-content {
        grid-template-columns: 1fr;
    }

    .trust-metrics {
        grid-template-columns: 1fr;
    }

    .footer-brand {
        max-width: none;
    }

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

@media (max-width: 768px) {
    h1 { font-size: 2.35rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.2rem; }

    .container {
        padding: 0 1.2rem;
    }

    .section-shell {
        padding: 3.5rem 0;
    }

    .nav-shell {
        padding: 0.35rem 1.2rem;
        min-height: 48px;
        flex-wrap: wrap;
    }

    .nav-links {
        gap: 0.75rem;
        flex-wrap: wrap;
        justify-content: flex-end;
    }

    .logo-wordmark {
        width: 116px;
    }

    .hero {
        padding: 2.35rem 0 3.5rem;
    }

    .hero-content h1 {
        max-width: 12ch;
    }

    .hero-kicker-note {
        font-size: 0.94rem;
        max-width: 100%;
    }

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

    .hero-ctas .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }

    .nav-shell {
        padding: 0.32rem 1rem;
        gap: 0.55rem;
    }

    .nav-links {
        font-size: 0.84rem;
        justify-content: flex-start;
    }

    .logo-wordmark {
        width: 108px;
    }

    .trust-panel,
    .feature-card,
    .industry-card,
    .step,
    .testimonial,
    .use-case-item,
    .faq-item,
    .footer-shell {
        padding: 1.15rem;
    }

    .hero-content h1,
    .hero-subtitle {
        max-width: 100%;
    }

    .hero-audience span {
        width: 100%;
        justify-content: center;
    }

    .footer-logo-wrap {
        padding: 0.7rem 0.85rem;
    }

    .footer-logo {
        width: 132px;
    }
}
@media (prefers-color-scheme: dark) {
  .section-label {
    color: #0d5c5c !important;
  }
  h1, h2, h3, h4, h5, h6 {
    color: #2D3748 !important;
  }
  p {
    color: #4A5568 !important;
  }
}

@media (prefers-color-scheme: dark) {
  .section-label {
    background: rgba(13, 92, 92, 0.15) !important;
    color: #0d5c5c !important;
    -webkit-text-fill-color: #0d5c5c !important;
  }
}

@media (prefers-color-scheme: dark) {
  .footer-section h4 {
    color: #0d3d3d !important;
    -webkit-text-fill-color: #0d3d3d !important;
  }
  .section-label {
    color: #0d3d3d !important;
    -webkit-text-fill-color: #0d3d3d !important;
  }
}