/* DATAOCEAN CULTURE — Main Stylesheet */

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

:root {
  --primary: #0066ff; --primary-dark: #004ecc; --primary-light: #e8f0fe;
  --dark: #0a0e27; --gray-900: #1a1f3a; --gray-700: #4a5075; --gray-500: #8890b0;
  --gray-300: #d0d5e8; --gray-100: #f4f6fb; --white: #ffffff;
  --radius: 12px; --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(0,0,0,0.06); --shadow-lg: 0 8px 40px rgba(0,0,0,0.08);
  --transition: 0.25s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--gray-900); line-height: 1.6; -webkit-font-smoothing: antialiased;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* Nav */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255,255,255,0.92); backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid rgba(0,0,0,0.06);
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo {
  display: flex; align-items: center; gap: 8px; font-size: 18px; font-weight: 800;
  color: var(--dark); text-decoration: none; letter-spacing: -0.5px;
}
.logo-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--primary); display: inline-block; }
.logo-light { font-weight: 400; color: var(--gray-500); margin-left: 2px; }
.nav-links { display: flex; list-style: none; gap: 32px; }
.nav-links a { text-decoration: none; color: var(--gray-700); font-size: 14px; font-weight: 500; transition: var(--transition); }
.nav-links a:hover { color: var(--primary); }
.nav-join { color: var(--primary) !important; font-weight: 700 !important; }

.mobile-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.mobile-toggle span { width: 22px; height: 2px; background: var(--dark); border-radius: 2px; transition: var(--transition); }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 12px 28px; font-size: 15px; font-weight: 600; border-radius: var(--radius-sm); text-decoration: none; cursor: pointer; transition: var(--transition); border: none; }
.btn-primary { background: var(--primary); color: var(--white); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(0,102,255,0.3); }
.btn-outline { background: transparent; color: var(--dark); border: 2px solid var(--gray-300); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-lg { padding: 16px 40px; font-size: 17px; }
.btn-block { width: 100%; }
.btn-social {
  flex: 1; padding: 11px 16px; border: 2px solid var(--gray-300); border-radius: var(--radius-sm);
  background: var(--white); font-size: 14px; font-weight: 500; color: var(--dark);
  cursor: pointer; transition: var(--transition); text-align: center;
}
.btn-social:hover { border-color: var(--gray-500); background: var(--gray-100); }

/* Hero */
.hero { padding: 160px 0 100px; background: linear-gradient(180deg, #f0f4ff 0%, var(--white) 100%); text-align: center; }
.hero-eyebrow { display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: 2px; color: var(--primary); text-transform: uppercase; margin-bottom: 20px; }
.hero h1 { font-size: 52px; font-weight: 800; line-height: 1.2; color: var(--dark); letter-spacing: -1px; margin-bottom: 24px; }
.hero-sub { max-width: 640px; margin: 0 auto 36px; font-size: 18px; color: var(--gray-700); line-height: 1.7; }
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* Sections */
.section { padding: 100px 0; }
.section-alt { background: var(--gray-100); }
.section-header { text-align: center; margin-bottom: 64px; }
.section-header h2 { font-size: 36px; font-weight: 800; color: var(--dark); letter-spacing: -0.5px; margin-bottom: 16px; }
.section-header p { font-size: 17px; color: var(--gray-500); max-width: 560px; margin: 0 auto; }

/* Cards */
.cards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card { background: var(--white); border-radius: var(--radius); padding: 36px 28px; box-shadow: var(--shadow); transition: var(--transition); border: 1px solid transparent; }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--gray-300); }
.card-icon { font-size: 32px; margin-bottom: 20px; }
.card h3 { font-size: 18px; font-weight: 700; color: var(--dark); margin-bottom: 12px; }
.card p { font-size: 14px; color: var(--gray-500); line-height: 1.7; }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px; max-width: 960px; margin: 0 auto; }
.step { text-align: center; }
.step-number { display: inline-flex; align-items: center; justify-content: center; width: 56px; height: 56px; border-radius: 50%; background: var(--primary); color: var(--white); font-size: 20px; font-weight: 800; margin-bottom: 24px; }
.step h3 { font-size: 18px; font-weight: 700; color: var(--dark); margin-bottom: 12px; }
.step p { font-size: 14px; color: var(--gray-500); line-height: 1.7; }

/* Testimonials */
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testimonial { background: var(--white); border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow); }
.testimonial-quote { font-size: 14px; color: var(--gray-700); line-height: 1.8; margin-bottom: 24px; font-style: italic; }
.testimonial-author strong { display: block; font-size: 14px; color: var(--dark); margin-bottom: 4px; }
.testimonial-author span { font-size: 13px; color: var(--gray-500); }

/* CTA */
.cta-section { text-align: center; background: linear-gradient(135deg, var(--dark) 0%, var(--gray-900) 100%); color: var(--white); }
.cta-section h2 { font-size: 36px; font-weight: 800; margin-bottom: 16px; color: var(--white); }
.cta-section p { font-size: 17px; color: var(--gray-300); max-width: 560px; margin: 0 auto 32px; line-height: 1.7; }

/* Footer */
.footer { background: var(--dark); color: var(--gray-300); padding: 64px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand .logo { color: var(--white); margin-bottom: 12px; }
.footer-brand p { font-size: 14px; color: var(--gray-500); line-height: 1.7; }
.footer-links h4 { color: var(--white); font-size: 14px; font-weight: 600; margin-bottom: 16px; }
.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { color: var(--gray-500); text-decoration: none; font-size: 14px; transition: var(--transition); }
.footer-links a:hover { color: var(--white); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 24px; color: var(--gray-500); font-size: 13px; text-align: center; }
/* Legal Pages */
.legal-section { padding: 120px 0 80px; }
.legal-container { max-width: 800px; }
.legal-container h1 { font-size: 36px; font-weight: 800; color: var(--dark); margin-bottom: 8px; }
.legal-date { color: var(--gray-500); font-size: 14px; margin-bottom: 40px; }
.legal-container h2 { font-size: 22px; font-weight: 700; color: var(--dark); margin: 40px 0 16px; }
.legal-container h3 { font-size: 17px; font-weight: 600; color: var(--gray-900); margin: 24px 0 12px; }
.legal-container p { font-size: 15px; color: var(--gray-700); line-height: 1.8; margin-bottom: 16px; }
.legal-container a { color: var(--primary); text-decoration: none; }

/* Auth / Join Page */
.auth-section { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 100px 24px 60px; background: linear-gradient(180deg, #f0f4ff 0%, var(--white) 100%); }
.auth-container { width: 100%; max-width: 460px; background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow-lg); padding: 40px; }
.auth-tabs { display: flex; margin-bottom: 32px; border-bottom: 2px solid var(--gray-100); }
.auth-tab { flex: 1; padding: 12px; border: none; background: none; font-size: 15px; font-weight: 600; color: var(--gray-500); cursor: pointer; transition: var(--transition); border-bottom: 2px solid transparent; margin-bottom: -2px; }
.auth-tab.active { color: var(--primary); border-bottom-color: var(--primary); }
.auth-form { display: none; }
.auth-form.active { display: block; }
.auth-form h2 { font-size: 24px; font-weight: 800; color: var(--dark); margin-bottom: 8px; }
.auth-form > p { font-size: 14px; color: var(--gray-500); margin-bottom: 28px; }
.social-buttons { display: flex; gap: 12px; margin-bottom: 20px; }
.auth-divider { display: flex; align-items: center; gap: 16px; margin: 24px 0; color: var(--gray-500); font-size: 13px; }
.auth-divider::before, .auth-divider::after { content: ''; flex: 1; height: 1px; background: var(--gray-300); }

/* Forms */
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 14px; font-weight: 600; color: var(--dark); margin-bottom: 8px; }
.form-group input[type="email"], .form-group input[type="text"], .form-group input[type="password"] { width: 100%; padding: 12px 16px; border: 2px solid var(--gray-300); border-radius: var(--radius-sm); font-size: 15px; color: var(--dark); transition: var(--transition); background: var(--white); }
.form-group input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light); }
.form-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.form-row-split { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.checkbox-label { display: flex; align-items: flex-start; gap: 8px; font-size: 13px; color: var(--gray-700); line-height: 1.5; }
.checkbox-label a { color: var(--primary); text-decoration: none; }
.form-link { font-size: 13px; color: var(--primary); text-decoration: none; font-weight: 500; }
.form-link:hover { text-decoration: underline; }
.form-footer-text { text-align: center; margin-top: 20px; font-size: 14px; color: var(--gray-500); }
.form-footer-text a { color: var(--primary); text-decoration: none; font-weight: 600; }

/* Animations */
.fade-in { opacity: 0; transform: translateY(24px); animation: fadeIn 0.8s ease forwards; }
@keyframes fadeIn { to { opacity: 1; transform: translateY(0); } }

/* Responsive */
@media (max-width: 1024px) {
  .cards-grid, .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-toggle { display: flex; }
  .nav-links.active { display: flex; flex-direction: column; position: absolute; top: 68px; left: 0; right: 0; background: var(--white); padding: 24px; border-bottom: 1px solid var(--gray-300); box-shadow: var(--shadow-lg); }
  .hero h1 { font-size: 34px; }
  .hero-sub { font-size: 16px; }
  .cards-grid, .testimonials-grid, .steps { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .section { padding: 64px 0; }
  .section-header h2 { font-size: 28px; }
  .social-buttons { flex-direction: column; }
}

/* Legal content list styling */
.legal-container ul { margin: 12px 0 20px 24px; padding-left: 16px; }
.legal-container ul li { font-size: 15px; color: var(--gray-700); line-height: 1.8; margin-bottom: 8px; }
.legal-container ul li strong { color: var(--dark); }