/* Melivera site styles */

:root {
  --bg: #0b0904;
  --bg-alt: #120e07;
  --bg-card: #16110a;
  --border: rgba(255,236,204,0.10);
  --border-strong: rgba(255,236,204,0.20);
  --fg: rgba(255,246,232,0.82);
  --fg-bold: #fffaf2;
  --fg-light: rgba(255,246,232,0.56);
  --fg-faint: rgba(255,246,232,0.38);
  --accent: #f0a83c;
  --accent-light: #ffcf7d;
  --accent-dim: rgba(240,168,60,0.14);
  --accent-ink: #1f1305;
  --radius: 10px;
  --maxw: 1160px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: 'Roboto', sans-serif;
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

img { max-width: 100%; display: block; }

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 32px;
}

h1, h2, h3, h4 {
  font-weight: 700;
  color: var(--fg-bold);
  letter-spacing: -0.01em;
  margin: 0;
}

p { margin: 0; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-light);
  background: var(--accent-dim);
  border: 1px solid rgba(240,168,60,0.30);
  border-radius: 999px;
  padding: 7px 14px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
}
.btn-primary:hover { background: var(--accent-light); }

.btn-ghost {
  background: transparent;
  color: var(--fg-bold);
  border-color: var(--border-strong);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent-light); }

.btn-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* Nav */
#nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(6,9,11,0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

#nav .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-word {
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--accent-light);
  white-space: nowrap;
}

#nav .logo img {
  height: 34px;
  width: auto;
}

#nav .logo-word {
  font-size: 1.05rem;
}

#nav .nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
}

#nav .nav-links a {
  font-size: 0.92rem;
  font-weight: 400;
  color: var(--fg-light);
  transition: color 0.2s ease;
}
#nav .nav-links a:hover { color: var(--fg-bold); }

#nav .nav-cta { display: flex; align-items: center; gap: 20px; }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  color: var(--fg-bold);
  width: 40px;
  height: 40px;
  font-size: 1.1rem;
}

/* Hero */
#hero {
  position: relative;
  padding: 140px 0 120px;
  overflow: hidden;
  background: var(--bg) url('../../images/bg03.png') 30% 32% / cover no-repeat;
}

#hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(100deg, rgba(11,9,4,0.96) 8%, rgba(11,9,4,0.82) 38%, rgba(11,9,4,0.42) 72%, rgba(11,9,4,0.22) 100%),
    linear-gradient(to bottom, rgba(11,9,4,0.10), rgba(11,9,4,0.55) 82%, var(--bg) 100%);
  pointer-events: none;
}

#hero .hero-inner {
  position: relative;
  max-width: 780px;
}

#hero h1 {
  font-size: 3.4rem;
  line-height: 1.12;
  margin: 20px 0 22px;
}

#hero .lede {
  font-size: 1.18rem;
  color: var(--fg);
  max-width: 620px;
  margin-bottom: 36px;
}

#hero .btn-row { margin-bottom: 56px; }

.hero-tags {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-tag {
  font-size: 0.82rem;
  color: var(--fg-light);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
}

/* Sections */
.section { padding: 96px 0; border-bottom: 1px solid var(--border); }
.section:last-of-type { border-bottom: none; }
.section-head {
  max-width: 640px;
  margin-bottom: 56px;
}
.section-head .eyebrow { margin-bottom: 18px; }
.section-head h2 {
  font-size: 2.1rem;
  line-height: 1.22;
  margin-bottom: 16px;
}
.section-head p { color: var(--fg-light); font-size: 1.05rem; }

.section-alt { background: var(--bg-alt); }

/* Problem strip */
#problem .stat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
#problem .stat {
  background: var(--bg);
  padding: 32px 28px;
}
#problem .stat h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
  color: var(--fg-bold);
}
#problem .stat p {
  color: var(--fg-light);
  font-size: 0.95rem;
}

/* Card grids */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: border-color 0.2s ease;
}
.card:hover { border-color: var(--border-strong); }

.card .icon {
  width: 44px;
  height: 44px;
  border-radius: 9px;
  background: var(--accent-dim);
  color: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  margin-bottom: 20px;
}

.card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.card p {
  color: var(--fg-light);
  font-size: 0.96rem;
}

/* Team */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.team-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
}

.team-card .avatar {
  width: 76px;
  height: 76px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--accent-dim);
  color: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  border: 1px solid var(--border-strong);
}

.team-card h3 {
  font-size: 1.05rem;
  margin-bottom: 4px;
}

.team-card .role {
  display: block;
  font-size: 0.82rem;
  color: var(--accent-light);
  margin-bottom: 12px;
}

.team-card p {
  color: var(--fg-faint);
  font-size: 0.88rem;
}

/* Sectors */
.sector-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.sector-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.sector-card .icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: var(--accent-dim);
  color: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.sector-card h3 { font-size: 1.2rem; }

.sector-card p { color: var(--fg-light); font-size: 0.95rem; }

.sector-card ul {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sector-card ul li {
  font-size: 0.88rem;
  color: var(--fg-light);
  padding-left: 20px;
  position: relative;
}

.sector-card ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

/* How it works */
.flow {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  counter-reset: step;
}

.flow-step {
  position: relative;
  padding: 32px 28px 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
}

.flow-step .num {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--accent-light);
  letter-spacing: 0.08em;
  margin-bottom: 14px;
  display: block;
}

.flow-step h3 { font-size: 1.1rem; margin-bottom: 10px; }
.flow-step p { color: var(--fg-light); font-size: 0.95rem; }

.flow-arrow {
  display: none;
}

.flow-note {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-top: 32px;
  padding: 18px 22px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--accent-dim);
  color: var(--fg-light);
  font-size: 0.94rem;
}

.flow-note i {
  color: var(--accent-light);
  margin-top: 3px;
}

/* Principles list */
.principle-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px 40px;
}

.principle {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.principle .icon {
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: var(--accent-dim);
  color: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  margin-top: 2px;
}

.principle h4 {
  font-size: 1rem;
  margin-bottom: 6px;
}

.principle p {
  color: var(--fg-light);
  font-size: 0.93rem;
}

/* CTA */
#cta {
  padding: 90px 0;
  text-align: center;
}

#cta .wrap { max-width: 640px; }

#cta h2 {
  font-size: 2.1rem;
  margin-bottom: 16px;
}

#cta p {
  color: var(--fg-light);
  font-size: 1.05rem;
  margin-bottom: 36px;
}

#signup-form {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

#signup-form input[type="email"] {
  flex: 1;
  min-width: 240px;
  max-width: 340px;
  padding: 13px 16px;
  border-radius: 8px;
  border: 1px solid var(--border-strong);
  background: var(--bg-card);
  color: var(--fg-bold);
  font-size: 0.95rem;
  font-family: inherit;
}
#signup-form input[type="email"]::placeholder { color: var(--fg-faint); }
#signup-form input[type="email"]:focus {
  outline: none;
  border-color: var(--accent);
}

#cta .fine-print {
  margin-top: 18px;
  font-size: 0.82rem;
  color: var(--fg-faint);
}

.form-message {
  margin-top: 18px;
  font-size: 0.92rem;
  color: var(--accent-light);
  display: none;
}
.form-message.visible { display: block; }

/* Footer */
#footer {
  padding: 48px 0;
}

#footer .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

#footer .logo img { height: 24px; opacity: 0.85; }
#footer .logo-word { font-size: 0.9rem; opacity: 0.85; }

#footer .foot-links {
  display: flex;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}

#footer .foot-links a {
  font-size: 0.88rem;
  color: var(--fg-light);
}
#footer .foot-links a:hover { color: var(--fg-bold); }

#footer .copyright {
  font-size: 0.85rem;
  color: var(--fg-faint);
}

/* Responsive */
@media (max-width: 900px) {
  #hero h1 { font-size: 2.5rem; }
  .card-grid, .sector-grid, .flow, .principle-list, .team-grid {
    grid-template-columns: 1fr;
  }
  #problem .stat-grid { grid-template-columns: 1fr; }

  #nav .nav-links {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }
  #nav .nav-links.open { max-height: 300px; }
  #nav .nav-links li { border-top: 1px solid var(--border); }
  #nav .nav-links a { display: block; padding: 16px 32px; }
  .nav-toggle { display: flex; align-items: center; justify-content: center; }
}

@media (min-width: 901px) {
  .nav-toggle { display: none; }
}

@media (max-width: 900px) and (min-width: 601px) {
  .team-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .wrap { padding: 0 20px; }
  #hero { padding: 76px 0 64px; }
  #hero h1 { font-size: 2.1rem; }
  .section { padding: 64px 0; }
  #signup-form { flex-direction: column; align-items: stretch; }
  #signup-form input[type="email"] { max-width: none; }
  #footer .wrap { flex-direction: column; text-align: center; }
}