/* ===== FlowVault MFT — Main Stylesheet ===== */
:root {
  --navy: #0A1F44;
  --cyan: #00C2FF;
  --cyan-dark: #0099CC;
  --white: #FFFFFF;
  --light-bg: #F4F7FB;
  --gray: #6B7280;
  --dark-gray: #374151;
  --border: #E5E7EB;
  --success: #10B981;
  --shadow: 0 4px 24px rgba(10,31,68,0.10);
  --radius: 12px;
  --font: 'Inter', 'Segoe UI', Arial, sans-serif;
}

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

html { scroll-behavior: smooth; }

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

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 { color: var(--navy); font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: 1.3rem; }
p { color: var(--gray); line-height: 1.75; }

a { color: var(--cyan-dark); text-decoration: none; }
a:hover { color: var(--navy); }

/* ===== LAYOUT ===== */
.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-alt { background: var(--light-bg); }
.section-dark { background: var(--navy); }
.section-dark h2, .section-dark h3, .section-dark p { color: var(--white); }
.section-dark p { color: rgba(255,255,255,0.75); }

.section-header { text-align: center; margin-bottom: 56px; }
.section-header p { max-width: 620px; margin: 16px auto 0; font-size: 1.05rem; }
.tag {
  display: inline-block;
  background: rgba(0,194,255,0.12);
  color: var(--cyan-dark);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 12px;
}
.section-dark .tag { background: rgba(0,194,255,0.2); color: var(--cyan); }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  text-decoration: none;
}
.btn-primary {
  background: var(--cyan);
  color: var(--navy);
}
.btn-primary:hover { background: #00AADE; color: var(--navy); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,194,255,0.35); }
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.5);
}
.btn-outline:hover { border-color: var(--cyan); color: var(--cyan); }
.btn-navy {
  background: var(--navy);
  color: var(--white);
}
.btn-navy:hover { background: #0d2a5e; transform: translateY(-2px); }

/* ===== NAVBAR ===== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(10,31,68,0.07);
}
.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 88px;
}
.nav-logo img { height: 80px; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  font-weight: 500;
  color: var(--dark-gray);
  font-size: 0.95rem;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--cyan-dark); }
.nav-cta { display: flex; gap: 12px; align-items: center; }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--navy); border-radius: 2px; transition: all 0.3s; }

/* ===== HERO ===== */
.hero {
  background: linear-gradient(135deg, var(--navy) 0%, #0d2a5e 60%, #0a3a6e 100%);
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(0,194,255,0.15) 0%, transparent 70%);
  border-radius: 50%;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -150px; left: -100px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(0,194,255,0.08) 0%, transparent 70%);
  border-radius: 50%;
}
.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-content h1 { color: var(--white); margin-bottom: 20px; }
.hero-content h1 span { color: var(--cyan); }
.hero-content p { color: rgba(255,255,255,0.8); font-size: 1.15rem; margin-bottom: 36px; max-width: 480px; }
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 48px;
}
.hero-stat { text-align: center; }
.hero-stat .number { font-size: 2rem; font-weight: 800; color: var(--cyan); display: block; }
.hero-stat .label { font-size: 0.8rem; color: rgba(255,255,255,0.6); text-transform: uppercase; letter-spacing: 0.08em; }
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-card {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 20px;
  padding: 32px;
  backdrop-filter: blur(12px);
  width: 100%;
  max-width: 380px;
}
.hero-card-header { display: flex; align-items: center; gap: 12px; margin-bottom: 24px; }
.hero-card-dot { width: 12px; height: 12px; border-radius: 50%; }
.hero-card-dot.red { background: #FF5F57; }
.hero-card-dot.yellow { background: #FEBC2E; }
.hero-card-dot.green { background: #28C840; }
.transfer-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: rgba(255,255,255,0.06);
  border-radius: 10px;
  margin-bottom: 10px;
  border: 1px solid rgba(255,255,255,0.08);
}
.transfer-icon { width: 36px; height: 36px; border-radius: 8px; background: rgba(0,194,255,0.2); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.transfer-icon svg { width: 18px; height: 18px; fill: var(--cyan); }
.transfer-info { flex: 1; }
.transfer-name { font-size: 0.85rem; font-weight: 600; color: var(--white); }
.transfer-size { font-size: 0.75rem; color: rgba(255,255,255,0.5); }
.transfer-status { font-size: 0.75rem; font-weight: 600; padding: 3px 10px; border-radius: 20px; }
.status-done { background: rgba(16,185,129,0.2); color: #34D399; }
.status-progress { background: rgba(0,194,255,0.2); color: var(--cyan); }
.status-queued { background: rgba(255,255,255,0.1); color: rgba(255,255,255,0.5); }

/* ===== FEATURES ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.feature-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: all 0.3s;
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: var(--cyan); }
.feature-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, rgba(0,194,255,0.15), rgba(10,31,68,0.08));
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.feature-icon svg { width: 28px; height: 28px; }
.feature-card h3 { margin-bottom: 10px; }

/* ===== PROTOCOLS ===== */
.protocols-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.protocol-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  transition: all 0.3s;
}
.protocol-card:hover { background: rgba(0,194,255,0.1); border-color: var(--cyan); }
.protocol-name { font-size: 1.4rem; font-weight: 800; color: var(--cyan); margin-bottom: 6px; }
.protocol-desc { font-size: 0.82rem; color: rgba(255,255,255,0.6); }

/* ===== PRICING ===== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: start;
}
.pricing-card {
  background: var(--white);
  border: 2px solid var(--border);
  border-radius: 16px;
  padding: 36px 32px;
  position: relative;
  transition: all 0.3s;
}
.pricing-card:hover { box-shadow: var(--shadow); }
.pricing-card.featured {
  border-color: var(--cyan);
  box-shadow: 0 8px 40px rgba(0,194,255,0.2);
  transform: scale(1.03);
}
.pricing-badge {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  background: var(--cyan);
  color: var(--navy);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 5px 18px;
  border-radius: 20px;
}
.pricing-name { font-size: 1rem; font-weight: 600; color: var(--gray); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 8px; }
.pricing-price { margin-bottom: 8px; }
.pricing-price .amount { font-size: 3rem; font-weight: 800; color: var(--navy); }
.pricing-price .currency { font-size: 1.4rem; font-weight: 700; color: var(--navy); vertical-align: top; margin-top: 10px; display: inline-block; }
.pricing-price .period { font-size: 0.9rem; color: var(--gray); }
.pricing-desc { font-size: 0.9rem; margin-bottom: 28px; }
.pricing-features { list-style: none; margin-bottom: 32px; }
.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.92rem;
  color: var(--dark-gray);
}
.pricing-features li:last-child { border-bottom: none; }
.check { color: var(--success); font-weight: 700; flex-shrink: 0; }
.pricing-note { font-size: 0.8rem; color: var(--gray); text-align: center; margin-top: 16px; }

/* ===== PAYMENT SECTION ===== */
.payment-section { padding: 80px 0; }
.payment-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.payment-form-wrap {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 40px;
  box-shadow: var(--shadow);
}
.payment-form-wrap h3 { margin-bottom: 8px; }
.payment-form-wrap > p { margin-bottom: 28px; font-size: 0.92rem; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--dark-gray); margin-bottom: 6px; }
.form-group input, .form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-size: 0.95rem;
  color: var(--dark-gray);
  background: var(--white);
  transition: border-color 0.2s;
  font-family: var(--font);
}
.form-group input:focus, .form-group select:focus { outline: none; border-color: var(--cyan); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.card-input-wrap { position: relative; }
.card-icons { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); display: flex; gap: 4px; }
.card-icons img { height: 22px; }
.visa-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: #1A1F71; color: #fff;
  padding: 6px 16px; border-radius: 6px;
  font-size: 0.85rem; font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 20px;
}
.visa-badge svg { width: 32px; height: 20px; }
.secure-note { display: flex; align-items: center; gap: 8px; font-size: 0.8rem; color: var(--gray); margin-top: 16px; }
.secure-note svg { width: 16px; height: 16px; flex-shrink: 0; }
.payment-info h2 { margin-bottom: 16px; }
.payment-info p { margin-bottom: 24px; }
.payment-steps { list-style: none; }
.payment-steps li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 20px;
}
.step-num {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--cyan), var(--cyan-dark));
  color: var(--navy);
  font-weight: 800;
  font-size: 0.9rem;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.step-text h4 { font-size: 0.95rem; margin-bottom: 2px; }
.step-text p { font-size: 0.85rem; }

/* ===== TESTIMONIALS ===== */
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.testimonial-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.stars { color: #F59E0B; font-size: 1rem; margin-bottom: 12px; }
.testimonial-card p { font-size: 0.92rem; margin-bottom: 20px; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.author-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--navy), var(--cyan-dark));
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; color: var(--white); font-size: 0.9rem;
}
.author-name { font-weight: 600; font-size: 0.9rem; color: var(--dark-gray); }
.author-title { font-size: 0.8rem; color: var(--gray); }

/* ===== CTA SECTION ===== */
.cta-section { text-align: center; padding: 80px 0; }
.cta-section h2 { margin-bottom: 16px; }
.cta-section p { max-width: 560px; margin: 0 auto 36px; font-size: 1.05rem; }
.cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ===== FOOTER ===== */
.footer { background: var(--navy); padding: 60px 0 32px; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand img { height: 44px; margin-bottom: 16px; }
.footer-brand p { font-size: 0.88rem; color: rgba(255,255,255,0.55); max-width: 280px; }
.footer-col h4 { color: var(--white); font-size: 0.9rem; font-weight: 700; margin-bottom: 16px; text-transform: uppercase; letter-spacing: 0.08em; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: rgba(255,255,255,0.55); font-size: 0.88rem; transition: color 0.2s; }
.footer-col ul li a:hover { color: var(--cyan); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { font-size: 0.82rem; color: rgba(255,255,255,0.4); }
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a { font-size: 0.82rem; color: rgba(255,255,255,0.4); transition: color 0.2s; }
.footer-bottom-links a:hover { color: var(--cyan); }

/* ===== PAYMENT TERMS PAGE ===== */
.terms-hero {
  background: linear-gradient(135deg, var(--navy) 0%, #0d2a5e 100%);
  padding: 80px 0 60px;
  text-align: center;
}
.terms-hero h1 { color: var(--white); margin-bottom: 12px; }
.terms-hero p { color: rgba(255,255,255,0.7); font-size: 1rem; }
.terms-content { padding: 60px 0; }
.terms-content .container { max-width: 860px; }
.terms-section { margin-bottom: 48px; }
.terms-section h2 { font-size: 1.4rem; margin-bottom: 16px; padding-bottom: 10px; border-bottom: 2px solid var(--cyan); display: inline-block; }
.terms-section p { margin-bottom: 14px; }
.terms-section ul { padding-left: 20px; margin-bottom: 14px; }
.terms-section ul li { margin-bottom: 8px; color: var(--gray); }
.terms-table { width: 100%; border-collapse: collapse; margin: 20px 0; }
.terms-table th { background: var(--navy); color: var(--white); padding: 12px 16px; text-align: left; font-size: 0.88rem; }
.terms-table td { padding: 12px 16px; border-bottom: 1px solid var(--border); font-size: 0.9rem; color: var(--dark-gray); }
.terms-table tr:last-child td { border-bottom: none; }
.terms-table tr:nth-child(even) td { background: var(--light-bg); }

/* ===== MODAL ===== */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10,31,68,0.7);
  z-index: 9999;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}
.modal-overlay.active { display: flex; }
.modal {
  background: var(--white);
  border-radius: 20px;
  padding: 40px;
  max-width: 480px;
  width: 90%;
  position: relative;
  animation: modalIn 0.3s ease;
}
@keyframes modalIn { from { opacity: 0; transform: scale(0.9) translateY(20px); } to { opacity: 1; transform: scale(1) translateY(0); } }
.modal-close {
  position: absolute;
  top: 16px; right: 20px;
  background: none; border: none;
  font-size: 1.5rem; cursor: pointer;
  color: var(--gray);
}
.modal h3 { margin-bottom: 8px; }
.modal > p { margin-bottom: 24px; }
.success-icon { text-align: center; font-size: 3rem; margin-bottom: 16px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .protocols-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .pricing-card.featured { transform: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .features-grid { grid-template-columns: 1fr; }
  .protocols-grid { grid-template-columns: repeat(2, 1fr); }
  .payment-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .hero-stats { flex-wrap: wrap; gap: 20px; }
  .section { padding: 56px 0; }
}