/* ==========================================================
   OOVA — Theme based on brand logo
   Teal-green + charcoal on white · fully responsive
   ========================================================== */

:root {
  /* Brand colors pulled from the OOVA logo */
  --green: #2e7d6b;
  --green-dark: #245f50;
  --green-light: #3fa588;
  --charcoal: #1e2422;

  --bg: #ffffff;
  --bg-soft: #f4f8f6;
  --bg-3: #e9f1ee;
  --card: #ffffff;
  --border: #e2eae6;
  --border-strong: #cdd9d3;

  --text: #1e2422;
  --text-soft: #55635e;
  --text-dim: #8a968f;

  --grad: linear-gradient(120deg, #2e7d6b, #3fa588);
  --grad-soft: linear-gradient(120deg, rgba(46,125,107,.10), rgba(63,165,133,.10));

  --radius: 18px;
  --radius-sm: 12px;
  --radius-lg: 28px;
  --max: 1180px;
  --header-h: 76px;
  --ease: .3s cubic-bezier(.4, 0, .2, 1);
  --shadow: 0 4px 22px rgba(30, 50, 45, .07);
  --shadow-lg: 0 22px 48px rgba(30, 50, 45, .14);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  position: relative;
}
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(620px circle at 12% 0%, rgba(46, 125, 107, .08), transparent 50%),
    radial-gradient(560px circle at 88% 8%, rgba(63, 165, 133, .07), transparent 48%);
  pointer-events: none;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

h1, h2, h3, h4 {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  line-height: 1.15;
  font-weight: 700;
  color: var(--charcoal);
  letter-spacing: -.02em;
}

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 22px; }
.section { padding: 96px 0; }

.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--green); font-weight: 600; font-size: .78rem;
  letter-spacing: 2px; text-transform: uppercase;
}

.section-head { text-align: center; max-width: 620px; margin: 0 auto 60px; }
.section-head h2 { font-size: clamp(2rem, 4.5vw, 3rem); margin: 16px 0 14px; }
.section-head p { color: var(--text-soft); font-size: 1.08rem; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 14px 28px; border-radius: 40px;
  font-weight: 600; font-size: .95rem; cursor: pointer;
  border: 1px solid transparent; transition: var(--ease); white-space: nowrap;
}
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 8px 22px rgba(46, 125, 107, .28); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(46, 125, 107, .4); }
.btn-ghost { background: #fff; color: var(--green-dark); border-color: var(--border-strong); }
.btn-ghost:hover { background: var(--bg-soft); border-color: var(--green); transform: translateY(-2px); }
.btn-white { background: #fff; color: var(--green-dark); }
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(0,0,0,.18); }

/* ===== Header ===== */
.header {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(255, 255, 255, .82);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav { height: var(--header-h); display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; }
.logo-img { height: 44px; width: auto; }

.nav-links { display: flex; align-items: center; gap: 36px; }
.nav-links a { font-weight: 500; color: var(--text-soft); font-size: .95rem; transition: var(--ease); position: relative; }
.nav-links a:hover, .nav-links a.active { color: var(--charcoal); }
.nav-links a.active::after {
  content: ''; position: absolute; left: 0; bottom: -7px;
  width: 100%; height: 2px; background: var(--grad); border-radius: 2px;
}
.nav-cta { display: flex; align-items: center; gap: 14px; }
.nav-links .btn { display: none; }
/* Button labels must keep their own color even where a container restyles <a>
   (e.g. .nav-links, .legal, .footer-col all set a grey/green link color) */
a.btn-primary { color: #fff !important; -webkit-text-fill-color: #fff !important; }
a.btn-white   { color: var(--green-dark) !important; -webkit-text-fill-color: var(--green-dark) !important; }
a.btn-ghost   { color: var(--green-dark) !important; -webkit-text-fill-color: var(--green-dark) !important; }

.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.hamburger span { width: 26px; height: 2.5px; background: var(--charcoal); border-radius: 3px; transition: var(--ease); }
.hamburger.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ===== Hero ===== */
.hero { padding: 104px 0 90px; text-align: center; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 9px;
  background: var(--grad-soft); border: 1px solid var(--border-strong);
  color: var(--text); padding: 8px 18px; border-radius: 40px;
  font-size: .82rem; font-weight: 500; margin-bottom: 28px;
}
.hero-badge .pill { background: var(--grad); color: #fff; padding: 2px 10px; border-radius: 20px; font-size: .72rem; font-weight: 700; }
.hero h1 { font-size: clamp(2.4rem, 6.5vw, 4.6rem); max-width: 900px; margin: 0 auto 24px; line-height: 1.08; }
.hero p { font-size: clamp(1.05rem, 2vw, 1.25rem); color: var(--text-soft); max-width: 620px; margin: 0 auto 38px; }
.hero-actions { display: flex; gap: 15px; justify-content: center; flex-wrap: wrap; }
.hero-trust { margin-top: 60px; }
.hero-trust .lbl { color: var(--text-dim); font-size: .8rem; letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 20px; }
.hero-logos { display: flex; gap: 40px; justify-content: center; flex-wrap: wrap; opacity: .65; }
.hero-logos span { font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 1.25rem; color: var(--text-soft); }

/* ===== Stats band ===== */
.stats-band { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.stat {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 30px 24px; text-align: center;
  box-shadow: var(--shadow);
}
.stat .num { font-family: 'Space Grotesk', sans-serif; font-size: 2.6rem; font-weight: 700; }
.stat .lbl { color: var(--text-soft); font-size: .92rem; margin-top: 4px; }

/* ===== Bento / cards ===== */
.bento { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.tile {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 32px; transition: var(--ease);
  position: relative; overflow: hidden; box-shadow: var(--shadow);
}
.tile:hover { transform: translateY(-6px); border-color: var(--green); box-shadow: var(--shadow-lg); }
.tile.wide { grid-column: span 2; }
.tile .ic {
  width: 56px; height: 56px; border-radius: 15px;
  background: var(--grad-soft); border: 1px solid var(--border-strong);
  display: grid; place-items: center; font-size: 1.6rem; margin-bottom: 20px;
}
.tile h3 { font-size: 1.3rem; margin-bottom: 10px; }
.tile p { color: var(--text-soft); font-size: .97rem; }

/* ===== Split ===== */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.split h2 { font-size: clamp(1.9rem, 4vw, 2.7rem); margin: 16px 0 20px; }
.split p { color: var(--text-soft); margin-bottom: 26px; }
.check-list li { display: flex; align-items: flex-start; gap: 13px; margin-bottom: 15px; color: var(--text-soft); }
.check-list .tick {
  flex-shrink: 0; width: 24px; height: 24px; border-radius: 50%;
  background: var(--grad); color: #fff; display: grid; place-items: center;
  font-size: .72rem; font-weight: 800;
}
.visual-card {
  border-radius: var(--radius-lg);
  background: linear-gradient(150deg, rgba(46,125,107,.14), rgba(63,165,133,.06));
  border: 1px solid var(--border-strong);
  min-height: 360px; display: grid; place-items: center;
  padding: 40px; text-align: center;
}
.visual-card .big { font-family: 'Space Grotesk', sans-serif; font-size: 4rem; font-weight: 700; }
.visual-card .cap { color: var(--text-soft); margin-top: 8px; }

/* ===== Process ===== */
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.step {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 30px 26px; box-shadow: var(--shadow);
}
.step .step-num {
  font-family: 'Space Grotesk', sans-serif; font-size: 2.6rem; font-weight: 700;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  line-height: 1; margin-bottom: 14px;
}
.step h3 { font-size: 1.15rem; margin-bottom: 8px; }
.step p { color: var(--text-soft); font-size: .93rem; }

/* ===== Blog cards ===== */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.blog-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden; transition: var(--ease);
  display: flex; flex-direction: column; box-shadow: var(--shadow);
}
.blog-card:hover { transform: translateY(-6px); border-color: var(--green); box-shadow: var(--shadow-lg); }
.blog-thumb { height: 170px; display: grid; place-items: center; font-size: 2.8rem; color: #fff; background: linear-gradient(135deg, #2e7d6b, #3fa588); }
.blog-card:nth-child(3n+2) .blog-thumb { background: linear-gradient(135deg, #245f50, #2e7d6b); }
.blog-card:nth-child(3n) .blog-thumb { background: linear-gradient(135deg, #1e2422, #2e7d6b); }
.blog-body { padding: 26px; flex: 1; display: flex; flex-direction: column; }
.blog-tag {
  align-self: flex-start; background: var(--grad-soft); border: 1px solid var(--border-strong);
  color: var(--green-dark); font-size: .74rem; font-weight: 600;
  padding: 4px 13px; border-radius: 20px; margin-bottom: 15px;
}
.blog-body h3 { font-size: 1.18rem; margin-bottom: 10px; }
.blog-body p { color: var(--text-soft); font-size: .93rem; margin-bottom: 18px; flex: 1; }
.blog-meta { display: flex; justify-content: space-between; align-items: center; font-size: .82rem; color: var(--text-dim); border-top: 1px solid var(--border); padding-top: 16px; }
.read-more { color: var(--green); font-weight: 600; }

/* ===== CTA ===== */
.cta-band {
  border-radius: var(--radius-lg);
  background: linear-gradient(120deg, #245f50, #2e7d6b);
  padding: 64px 44px; text-align: center; position: relative; overflow: hidden;
}
.cta-band::before {
  content: ''; position: absolute; top: -80px; right: -60px;
  width: 260px; height: 260px; border-radius: 50%; background: rgba(255,255,255,.10);
}
.cta-band h2 { color: #fff; font-size: clamp(1.8rem, 4vw, 2.6rem); margin-bottom: 14px; position: relative; }
.cta-band p { color: rgba(255,255,255,.9); margin-bottom: 30px; font-size: 1.1rem; position: relative; }

/* ===== Page hero ===== */
.page-hero { padding: 90px 0 70px; text-align: center; }
.page-hero h1 { font-size: clamp(2.2rem, 6vw, 3.6rem); margin: 18px 0 14px; }
.page-hero p { color: var(--text-soft); max-width: 580px; margin: 0 auto; font-size: 1.1rem; }
.breadcrumb { margin-top: 20px; font-size: .88rem; color: var(--text-dim); }
.breadcrumb a { color: var(--green); }

/* ===== Values ===== */
.value-item { display: flex; gap: 18px; margin-bottom: 28px; }
.value-num {
  flex-shrink: 0; width: 48px; height: 48px; border-radius: 13px;
  background: var(--grad-soft); border: 1px solid var(--border-strong);
  color: var(--green-dark); display: grid; place-items: center;
  font-family: 'Space Grotesk', sans-serif; font-weight: 700;
}
.value-item h3 { font-size: 1.15rem; margin-bottom: 6px; }
.value-item p { color: var(--text-soft); font-size: .95rem; }

/* ===== Contact ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 44px; }
.contact-info-card {
  display: flex; gap: 16px; padding: 22px;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); margin-bottom: 16px; transition: var(--ease); box-shadow: var(--shadow);
}
.contact-info-card:hover { border-color: var(--green); }
.contact-info-card .ic {
  width: 50px; height: 50px; border-radius: 13px; flex-shrink: 0;
  background: var(--grad-soft); border: 1px solid var(--border-strong);
  display: grid; place-items: center; font-size: 1.35rem;
}
.contact-info-card h4 { font-size: 1rem; margin-bottom: 4px; }
.contact-info-card p, .contact-info-card a { color: var(--text-soft); font-size: .93rem; }
.contact-info-card a:hover { color: var(--green); }

.form { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 36px; box-shadow: var(--shadow); }
.form h2 { font-size: 1.5rem; margin-bottom: 22px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-weight: 500; font-size: .88rem; margin-bottom: 8px; color: var(--text-soft); }
.field input, .field textarea, .field select {
  width: 100%; padding: 13px 15px; border: 1px solid var(--border); border-radius: var(--radius-sm);
  font-family: inherit; font-size: .95rem; background: var(--bg-soft); color: var(--text); transition: var(--ease);
}
.field input::placeholder, .field textarea::placeholder { color: var(--text-dim); }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--green); background: #fff;
  box-shadow: 0 0 0 3px rgba(46, 125, 107, .16);
}
.field textarea { resize: vertical; min-height: 130px; }
.form-note {
  display: none; margin-top: 14px; padding: 13px 16px; border-radius: var(--radius-sm);
  background: rgba(46, 125, 107, .1); border: 1px solid rgba(46, 125, 107, .3);
  color: var(--green-dark); font-weight: 500; font-size: .9rem;
}
.form-note.show { display: block; }
.map-box {
  margin-top: 18px; height: 220px; border-radius: var(--radius);
  background: var(--grad-soft); border: 1px solid var(--border); display: grid; place-items: center; color: var(--text-soft);
}

/* ===== FAQ ===== */
.faq-item { border: 1px solid var(--border); border-radius: var(--radius-sm); margin-bottom: 14px; overflow: hidden; background: var(--card); box-shadow: var(--shadow); }
.faq-q {
  width: 100%; text-align: left; padding: 20px 24px; background: none; border: none;
  font-size: 1.02rem; font-weight: 600; color: var(--charcoal); cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 12px; font-family: inherit;
}
.faq-q .plus { color: var(--green); font-size: 1.5rem; transition: var(--ease); flex-shrink: 0; }
.faq-item.open .faq-q .plus { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; padding: 0 24px; color: var(--text-soft); }
.faq-item.open .faq-a { max-height: 320px; padding: 0 24px 22px; }

/* ===== Legal ===== */
.legal { max-width: 820px; margin: 0 auto; }
.legal .updated { color: var(--text-dim); font-size: .9rem; margin-bottom: 32px; }
.legal h2 { font-size: 1.5rem; margin: 40px 0 14px; }
.legal h3 { font-size: 1.12rem; margin: 24px 0 8px; color: var(--text); }
.legal p, .legal li { color: var(--text-soft); margin-bottom: 12px; }
.legal ul { list-style: disc; padding-left: 22px; }
.legal ul li { margin-bottom: 8px; }
.legal a { color: var(--green); }

/* ===== Footer ===== */
.footer { background: var(--bg-soft); border-top: 1px solid var(--border); padding: 70px 0 28px; margin-top: 40px; }
.footer-grid { display: grid; grid-template-columns: 1.7fr 1fr 1fr 1fr; gap: 44px; margin-bottom: 48px; }
.footer .logo { margin-bottom: 18px; }
.footer .logo-img { height: 50px; }
.footer-about p { color: var(--text-soft); font-size: .93rem; max-width: 300px; margin-top: 4px; }
.footer h4 { color: var(--charcoal); font-size: 1rem; margin-bottom: 18px; }
.footer-col a { display: block; color: var(--text-soft); font-size: .93rem; margin-bottom: 12px; transition: var(--ease); }
.footer-col a:hover { color: var(--green); padding-left: 4px; }
.socials { display: flex; gap: 12px; margin-top: 20px; }
.socials a {
  width: 40px; height: 40px; border-radius: 11px;
  background: #fff; border: 1px solid var(--border);
  display: grid; place-items: center; transition: var(--ease); color: var(--text-soft);
}
.socials a:hover { background: var(--grad); border-color: transparent; color: #fff; transform: translateY(-3px); }
.footer-bottom {
  border-top: 1px solid var(--border); padding-top: 26px;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px; font-size: .88rem; color: var(--text-dim);
}
.footer-bottom a { color: var(--text-dim); }
.footer-bottom a:hover { color: var(--green); }

/* ==========================================================
   RESPONSIVE
   ========================================================== */
@media (max-width: 992px) {
  .split { grid-template-columns: 1fr; gap: 40px; }
  .contact-grid { grid-template-columns: 1fr; }
  .bento, .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .tile.wide { grid-column: span 2; }
  .stats-band { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 34px; }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }

  .hamburger { display: flex; }
  .nav-links {
    position: fixed; top: var(--header-h); right: 0;
    width: 80%; max-width: 330px; height: calc(100vh - var(--header-h));
    background: #fff; flex-direction: column; align-items: flex-start;
    gap: 0; padding: 28px; box-shadow: -10px 0 40px rgba(0,0,0,.12);
    transform: translateX(110%); transition: transform var(--ease);
    border-left: 1px solid var(--border);
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links a { width: 100%; padding: 16px 0; border-bottom: 1px solid var(--border); font-size: 1.05rem; }
  .nav-links a.active::after { display: none; }
  .nav-cta .btn { display: none; }
  .nav-links .btn { display: inline-flex !important; margin-top: 18px; width: 100%; justify-content: center; }

  .bento, .blog-grid, .process-grid { grid-template-columns: 1fr; }
  .tile.wide { grid-column: span 1; }
  .stats-band { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .cta-band { padding: 44px 24px; }
  .hero-actions .btn { flex: 1; justify-content: center; }
  .hero-logos { gap: 26px; }
  .logo-img { height: 38px; }
}

@media (max-width: 420px) {
  .container { padding: 0 16px; }
  .stat .num { font-size: 2rem; }
  .visual-card .big { font-size: 3rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}