/* ROM Devs — portfolio rom.dev.br */
:root {
  --bg: #070b10;
  --bg-card: #0f1620;
  --bg-card-hover: #141e2a;
  --border: rgba(255, 255, 255, 0.08);
  --text: #e8eef5;
  --muted: #8b9cb0;
  --accent: #3b9eff;
  --accent-soft: rgba(59, 158, 255, 0.15);
  --glow: rgba(59, 158, 255, 0.35);
  --radius: 16px;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, var(--accent-soft), transparent),
    radial-gradient(circle at 100% 100%, rgba(59, 158, 255, 0.06), transparent 40%);
  pointer-events: none;
  z-index: -1;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: min(1100px, 92vw);
  margin: 0 auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  background: rgba(7, 11, 16, 0.85);
  border-bottom: 1px solid var(--border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: inherit;
  text-decoration: none;
}

.brand img {
  height: 40px;
  width: auto;
}

.brand span {
  font-weight: 600;
  letter-spacing: 0.04em;
}

nav {
  display: flex;
  gap: 28px;
}

nav a {
  color: var(--muted);
  font-size: 0.92rem;
  text-decoration: none;
  transition: color 0.2s;
}

nav a:hover {
  color: var(--text);
  text-decoration: none;
}

/* Hero */
.hero {
  padding: 72px 0 56px;
  text-align: center;
}

.hero-logo {
  height: clamp(120px, 22vw, 180px);
  width: auto;
  margin-bottom: 24px;
  filter: drop-shadow(0 0 40px var(--glow));
}

.hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  margin: 0 0 12px;
  letter-spacing: -0.02em;
}

.hero .tagline {
  font-size: 1.05rem;
  color: var(--accent);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.hero .lead {
  max-width: 560px;
  margin: 0 auto 32px;
  color: var(--muted);
  font-size: 1.05rem;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: transform 0.15s, box-shadow 0.15s;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, #3b9eff, #2563eb);
  color: #fff;
  box-shadow: 0 4px 24px var(--glow);
}

.btn-ghost {
  border: 1px solid var(--border);
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}

/* Sections */
section {
  padding: 56px 0;
}

.section-title {
  font-size: 1.5rem;
  margin: 0 0 8px;
}

.section-sub {
  color: var(--muted);
  margin: 0 0 32px;
  max-width: 520px;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.about-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.about-card h3 {
  margin: 0 0 8px;
  font-size: 1rem;
  color: var(--accent);
}

.about-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

/* Stack pills */
.pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.pill {
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.82rem;
  background: var(--accent-soft);
  color: #9ecbff;
  border: 1px solid rgba(59, 158, 255, 0.25);
}

/* Portfolio grid */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.app-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 0.2s, background 0.2s, transform 0.15s;
}

.app-card:hover {
  border-color: rgba(59, 158, 255, 0.35);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}

.app-card.featured {
  grid-column: 1 / -1;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px;
}

@media (max-width: 640px) {
  .app-card.featured {
    flex-direction: column;
    align-items: flex-start;
  }
}

.app-icon {
  width: 72px;
  height: 72px;
  border-radius: 18px;
  object-fit: contain;
  flex-shrink: 0;
}

.app-card.featured .app-icon {
  width: 96px;
  height: 96px;
}

.app-body {
  flex: 1;
  min-width: 200px;
}

.app-name {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0;
}

.app-tagline {
  color: var(--accent);
  font-size: 0.88rem;
  margin: 4px 0 8px;
}

.app-desc {
  color: var(--muted);
  font-size: 0.92rem;
  margin: 0;
}

.app-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.badge {
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--muted);
}

.badge-live {
  background: rgba(34, 197, 94, 0.15);
  color: #86efac;
}

.badge-soon {
  background: rgba(251, 191, 36, 0.12);
  color: #fcd34d;
}

.app-actions {
  margin-top: auto;
  padding-top: 8px;
}

/* Contact */
.contact-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
}

.contact-box p {
  color: var(--muted);
  margin: 0 0 16px;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.88rem;
}

.site-footer p {
  margin: 4px 0;
}

/* Mobile nav */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.5rem;
  cursor: pointer;
}

@media (max-width: 720px) {
  nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--bg-card);
    padding: 16px 24px;
    border-bottom: 1px solid var(--border);
    gap: 16px;
  }

  nav.open {
    display: flex;
  }

  .menu-toggle {
    display: block;
  }

  .site-header .container {
    position: relative;
  }
}