/* ============================================
   tilling.io — navbar & footer styles
   ============================================ */

/* === NAVBAR === */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(250, 250, 248, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--warm-border);
  box-shadow: 0 1px 8px rgba(0,0,0,0.06);
}

.navbar-inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 32px;
}

/* Logo */
.navbar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
  flex-shrink: 0;
}

.logo-icon {
  flex-shrink: 0;
  transition: transform 0.2s ease;
}
.navbar-logo:hover .logo-icon {
  transform: rotate(-6deg) scale(1.08);
}

.logo-text {
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.logo-dot {
  color: var(--sky);
}

/* Nav links */
.navbar-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.nav-link {
  position: relative;
  padding: 6px 14px;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--ink-mid);
  text-decoration: none;
  transition: color 0.18s, background 0.18s;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 60%;
  height: 2px;
  border-radius: 2px;
  background: var(--sky);
  transition: transform 0.2s ease;
}

.nav-link:hover {
  color: var(--sky-dark);
  background: var(--sky-pale);
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: translateX(-50%) scaleX(1);
}

.nav-link.active {
  color: var(--sky-dark);
}

/* Hamburger (mobile) */
.navbar-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  margin-left: auto;
  border-radius: var(--radius-sm);
}

.navbar-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  border-radius: 2px;
  background: var(--ink);
  transition: all 0.25s ease;
}

.navbar-hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.navbar-hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.navbar-hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* === FOOTER === */
.footer {
  background: var(--warm-off);
  border-top: 1px solid var(--warm-border);
  padding: 40px 0 32px;
  margin-top: auto;
}

.footer-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}

.footer-logo {
  font-size: 1.2rem;
  font-weight: 900;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.footer-logo span { color: var(--sky); }

.footer-tagline {
  font-size: 0.82rem;
  color: var(--ink-soft);
  margin-top: 2px;
}

.footer-nav {
  display: flex;
  gap: 24px;
  margin-left: auto;
}

.footer-nav a {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--ink-soft);
  transition: color 0.18s;
}

.footer-nav a:hover { color: var(--sky); }

.footer-copy {
  font-size: 0.82rem;
  color: var(--ink-soft);
  width: 100%;
  border-top: 1px solid var(--warm-border);
  padding-top: 20px;
  margin-top: 4px;
}

/* === MOBILE === */
@media (max-width: 640px) {
  .navbar-nav {
    display: none;
    position: absolute;
    top: var(--nav-h);
    left: 0; right: 0;
    background: var(--warm-white);
    border-bottom: 1px solid var(--warm-border);
    flex-direction: column;
    padding: 12px 16px 16px;
    gap: 4px;
    box-shadow: var(--shadow-md);
  }

  .navbar-nav.open { display: flex; }

  .nav-link { width: 100%; padding: 10px 14px; }

  .navbar-hamburger { display: flex; }

  .footer-inner { flex-direction: column; align-items: flex-start; gap: 16px; }
  .footer-nav { margin-left: 0; flex-wrap: wrap; gap: 16px; }
}