/* ==========================================================================
   Lauro Marinho — iOS Developer · portfolio
   Design: dark, Apple-native typography, glass cards, per-app accent colours.
   ========================================================================== */

:root {
  --bg: #06070b;
  --bg-soft: #0b0d13;
  --card: rgba(255, 255, 255, 0.035);
  --card-hover: rgba(255, 255, 255, 0.055);
  --stroke: rgba(255, 255, 255, 0.09);
  --stroke-strong: rgba(255, 255, 255, 0.16);

  --text: #f2f3f6;
  --text-dim: #a5abb8;
  --text-faint: #6c7382;

  --accent: #0a84ff;
  --accent-soft: rgba(10, 132, 255, 0.14);

  --radius-lg: 26px;
  --radius-md: 18px;
  --radius-sm: 11px;

  --maxw: 1180px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text",
    "Segoe UI", Inter, system-ui, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  letter-spacing: -0.011em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ambient aurora ------------------------------------------------------- */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(64rem 40rem at 12% -8%, rgba(10, 132, 255, 0.20), transparent 62%),
    radial-gradient(52rem 38rem at 96% 4%, rgba(191, 90, 242, 0.16), transparent 60%),
    radial-gradient(60rem 44rem at 50% 106%, rgba(48, 209, 88, 0.10), transparent 62%);
}

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

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 26px;
}

/* ==========================================================================
   Nav
   ========================================================================== */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  background: rgba(6, 7, 11, 0.66);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, background 0.3s ease;
}
.nav.scrolled {
  border-bottom-color: var(--stroke);
  background: rgba(6, 7, 11, 0.86);
}
.nav .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 20px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.brand .mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #fff;
  background: linear-gradient(145deg, #0a84ff, #5e5ce6);
  box-shadow: 0 4px 14px rgba(10, 132, 255, 0.4);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 14.5px;
  color: var(--text-dim);
}
.nav-links a { transition: color 0.2s ease; }
.nav-links a:hover { color: var(--text); }
@media (max-width: 640px) { .nav-links a:not(.btn-sm) { display: none; } }

.btn-sm {
  padding: 7px 15px;
  border-radius: 999px;
  border: 1px solid var(--stroke-strong);
  color: var(--text) !important;
  font-weight: 500;
  transition: background 0.2s ease, border-color 0.2s ease;
}
.btn-sm:hover { background: rgba(255, 255, 255, 0.08); border-color: rgba(255,255,255,0.28); }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero { padding: 96px 0 60px; }
@media (max-width: 720px) { .hero { padding: 62px 0 44px; } }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 13.5px;
  color: var(--text-dim);
  border: 1px solid var(--stroke);
  background: var(--card);
  padding: 6px 14px 6px 11px;
  border-radius: 999px;
  margin-bottom: 26px;
}
.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #30d158;
  box-shadow: 0 0 0 3px rgba(48, 209, 88, 0.18);
}

.hero h1 {
  margin: 0;
  font-size: clamp(42px, 7.4vw, 76px);
  line-height: 1.02;
  letter-spacing: -0.035em;
  font-weight: 700;
}
.hero .role {
  margin: 14px 0 0;
  font-size: clamp(18px, 2.6vw, 23px);
  font-weight: 500;
  letter-spacing: -0.02em;
  background: linear-gradient(100deg, #7fbcff, #bf5af2 58%, #64d2ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p.lede {
  margin: 26px 0 0;
  max-width: 66ch;
  font-size: clamp(16.5px, 2vw, 18.5px);
  color: var(--text-dim);
}
.hero p.lede strong { color: var(--text); font-weight: 600; }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 11px;
  margin-top: 34px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 550;
  border: 1px solid var(--stroke-strong);
  background: var(--card);
  transition: transform 0.18s ease, background 0.2s ease, border-color 0.2s ease;
}
.btn:hover { transform: translateY(-1.5px); background: var(--card-hover); border-color: rgba(255,255,255,0.3); }
.btn.primary {
  background: linear-gradient(150deg, #0a84ff, #5e5ce6);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 8px 26px rgba(10, 132, 255, 0.35);
}
.btn.primary:hover { box-shadow: 0 12px 32px rgba(10, 132, 255, 0.45); }
.btn svg { width: 16px; height: 16px; fill: currentColor; opacity: 0.9; }

/* stats ---------------------------------------------------------------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 54px;
}
@media (max-width: 780px) { .stats { grid-template-columns: repeat(2, 1fr); } }

.stat {
  border: 1px solid var(--stroke);
  background: var(--card);
  border-radius: var(--radius-md);
  padding: 18px 18px 16px;
}
.stat b {
  display: block;
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
}
.stat span {
  display: block;
  margin-top: 5px;
  font-size: 13px;
  color: var(--text-faint);
  letter-spacing: 0.005em;
}

/* ==========================================================================
   Sections
   ========================================================================== */
section.band { padding: 74px 0; }
@media (max-width: 720px) { section.band { padding: 54px 0; } }

.section-head { margin-bottom: 40px; max-width: 62ch; }
.kicker {
  font-size: 12.5px;
  font-weight: 650;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.section-head h2 {
  margin: 0;
  font-size: clamp(28px, 4.2vw, 40px);
  letter-spacing: -0.032em;
  font-weight: 700;
  line-height: 1.1;
}
.section-head p {
  margin: 14px 0 0;
  color: var(--text-dim);
  font-size: 17px;
}

/* ==========================================================================
   App cards (own products)
   ========================================================================== */
.app {
  --a: var(--accent);
  position: relative;
  border: 1px solid var(--stroke);
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 34px;
  margin-bottom: 26px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 524px;
  gap: 40px;
  align-items: center;
}
.app::before {
  content: "";
  position: absolute;
  inset: -1px -1px auto -1px;
  height: 200px;
  background: radial-gradient(58% 100% at 18% 0%, var(--a), transparent 72%);
  opacity: 0.14;
  pointer-events: none;
}
.app:nth-child(even) { grid-template-columns: 524px 1fr; }
.app:nth-child(even) .app-body { order: 2; }
.app:nth-child(even) .app-shots { order: 1; }

@media (max-width: 900px) {
  .app,
  .app:nth-child(even) { grid-template-columns: 1fr; gap: 30px; padding: 26px 22px; }
  .app:nth-child(even) .app-body { order: 1; }
  .app:nth-child(even) .app-shots { order: 2; }
}

.app-body { position: relative; }

.app-title {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 11px;
  margin-bottom: 6px;
}
.app-title h3 {
  margin: 0;
  font-size: clamp(25px, 3.4vw, 31px);
  letter-spacing: -0.03em;
  font-weight: 700;
}
.pill {
  font-size: 11.5px;
  font-weight: 650;
  letter-spacing: 0.055em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--a) 45%, transparent);
  background: color-mix(in srgb, var(--a) 15%, transparent);
  color: color-mix(in srgb, var(--a) 72%, white);
  white-space: nowrap;
}

.tagline {
  margin: 0 0 16px;
  font-size: 18.5px;
  font-weight: 550;
  letter-spacing: -0.018em;
  color: color-mix(in srgb, var(--a) 55%, white);
}
.app-body > p {
  margin: 0 0 20px;
  color: var(--text-dim);
  font-size: 16.5px;
}

.feats { list-style: none; margin: 0 0 22px; padding: 0; display: grid; gap: 9px; }
.feats li {
  position: relative;
  padding-left: 25px;
  font-size: 15.5px;
  color: var(--text-dim);
}
.feats li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 9px;
  width: 7px;
  height: 7px;
  border-radius: 2.5px;
  background: var(--a);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--a) 20%, transparent);
}
.feats li b { color: var(--text); font-weight: 600; }

.chips { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 22px; }
.chip {
  font-size: 12.5px;
  font-family: var(--mono);
  letter-spacing: -0.01em;
  color: var(--text-dim);
  border: 1px solid var(--stroke);
  background: rgba(255, 255, 255, 0.03);
  padding: 4px 10px;
  border-radius: 7px;
}

.links { display: flex; flex-wrap: wrap; gap: 10px; }
.link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 14.5px;
  font-weight: 550;
  padding: 8px 15px;
  border-radius: 999px;
  border: 1px solid var(--stroke-strong);
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.18s ease;
}
.link:hover { background: rgba(255, 255, 255, 0.07); transform: translateY(-1.5px); }
.link.solid {
  background: color-mix(in srgb, var(--a) 20%, transparent);
  border-color: color-mix(in srgb, var(--a) 50%, transparent);
}
.link svg { width: 15px; height: 15px; fill: currentColor; }

/* ==========================================================================
   Phone mockups + screenshot placeholders
   ========================================================================== */
.app-shots {
  display: flex;
  gap: 20px;
  justify-content: center;
  align-items: flex-start;
}
.app-shots .phone:nth-child(2) { margin-top: 44px; }
/* On a phone, stack the two screens instead of shrinking them to nothing —
   the screenshots are the point of the card. */
@media (max-width: 620px) {
  .app-shots { flex-direction: column; align-items: center; gap: 26px; }
  .app-shots .phone { max-width: 272px; width: 100%; }
  .app-shots .phone:nth-child(2) { margin-top: 0; }
}

.phone {
  position: relative;
  flex: 1 1 0;
  max-width: 252px;
  aspect-ratio: 9 / 19.5;
  border-radius: 40px;
  padding: 6px;
  background: linear-gradient(160deg, #2a2d36, #101218 55%, #23262e);
  box-shadow:
    0 22px 50px rgba(0, 0, 0, 0.55),
    0 0 0 1px rgba(255, 255, 255, 0.07),
    inset 0 0 0 1px rgba(255, 255, 255, 0.05);
  transition: transform 0.3s cubic-bezier(0.2, 0.7, 0.3, 1);
}
.phone:hover { transform: translateY(-6px); }

.phone .screen {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 34px;
  overflow: hidden;
  background: linear-gradient(170deg, #14171f, #0b0d12);
}
/* The image keeps a layout box (opacity, not display:none) — otherwise
   loading="lazy" never fires and the screenshot would never load at all. */
.phone .screen img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  z-index: 2;
  transition: opacity 0.35s ease;
}
.phone.has-shot .screen img { opacity: 1; }
.phone.has-shot .ph { opacity: 0; }

/* dynamic island */
.phone .screen::after {
  content: "";
  position: absolute;
  top: 9px;
  left: 50%;
  transform: translateX(-50%);
  width: 40%;
  height: 17px;
  border-radius: 999px;
  background: #05060a;
  z-index: 3;
}

.ph {
  position: absolute;
  inset: 0;
  z-index: 1;
  transition: opacity 0.35s ease;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 7px;
  text-align: center;
  padding: 14px;
  border-radius: 34px;
  border: 1.5px dashed rgba(255, 255, 255, 0.16);
  background:
    repeating-linear-gradient(45deg, rgba(255,255,255,0.018) 0 9px, transparent 9px 18px);
}
.ph .ico {
  width: 32px;
  height: 32px;
  opacity: 0.4;
  fill: #fff;
}
.ph span {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-faint);
  letter-spacing: 0.03em;
}
.ph small {
  font-family: var(--mono);
  font-size: 10.5px;
  color: rgba(255, 255, 255, 0.26);
  word-break: break-all;
  line-height: 1.35;
}

/* ==========================================================================
   Work cards
   ========================================================================== */
.work-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
@media (max-width: 900px) { .work-grid { grid-template-columns: 1fr; } }

.work {
  --a: var(--accent);
  position: relative;
  border: 1px solid var(--stroke);
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
  transition: background 0.25s ease, transform 0.25s ease, border-color 0.25s ease;
}
.work:hover {
  background: var(--card-hover);
  transform: translateY(-3px);
  border-color: var(--stroke-strong);
}
.work-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 4px;
}
.work h3 {
  margin: 0;
  font-size: 21px;
  letter-spacing: -0.026em;
  font-weight: 650;
}
.work .meta { font-size: 12.5px; color: var(--text-faint); white-space: nowrap; }
.work .tagline { font-size: 15.5px; margin-bottom: 12px; }
.work p { margin: 0 0 16px; font-size: 15px; color: var(--text-dim); }
.work .mine {
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 8px;
}
.work .feats { margin-bottom: 18px; }
.work .feats li { font-size: 14.5px; }
.work .chips { margin-bottom: 0; margin-top: auto; padding-top: 6px; }

.disclaimer {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.45;
  color: var(--text-faint);
  font-style: italic;
}
.work .disclaimer { margin: -6px 0 12px; font-size: 13px; }

.work .links { margin-top: 16px; }
.work .chips { margin-top: auto; }

.note {
  margin-top: 24px;
  font-size: 14px;
  color: var(--text-faint);
  border-left: 2px solid var(--stroke-strong);
  padding-left: 14px;
}

/* ==========================================================================
   Stack
   ========================================================================== */
.stack-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
@media (max-width: 760px) { .stack-grid { grid-template-columns: 1fr; } }

.stack-card {
  border: 1px solid var(--stroke);
  background: var(--card);
  border-radius: var(--radius-md);
  padding: 22px 22px 20px;
}
.stack-card h4 {
  margin: 0 0 13px;
  font-size: 13px;
  font-weight: 650;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--accent);
}

/* ==========================================================================
   Contact / footer
   ========================================================================== */
.contact {
  border: 1px solid var(--stroke);
  background: linear-gradient(150deg, rgba(10, 132, 255, 0.10), rgba(191, 90, 242, 0.07));
  border-radius: var(--radius-lg);
  padding: 46px 38px;
  text-align: center;
}
.contact h2 {
  margin: 0 0 12px;
  font-size: clamp(26px, 4vw, 36px);
  letter-spacing: -0.032em;
  font-weight: 700;
}
.contact p {
  margin: 0 auto 26px;
  max-width: 52ch;
  color: var(--text-dim);
}
.contact .hero-actions { justify-content: center; margin-top: 0; }

footer {
  padding: 40px 0 54px;
  text-align: center;
  color: var(--text-faint);
  font-size: 13.5px;
}

/* ==========================================================================
   Reveal on scroll
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.2, 0.7, 0.3, 1);
}
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .phone, .btn, .link, .work { transition: none; }
}