/* Tree showcase — social platform with a free cross-posting engine (Portals).
   Brand sampled from the app screens: ink #03262F, powder #C4DEE5, white paper. */

:root {
  --tr-ink: #03262f;
  --tr-powder: #c4dee5;
  --tr-powder-deep: #38626e;
  --tr-paper: #f7fbfc;
  --tr-muted: rgba(3, 38, 47, 0.62);
  --tr-hairline: rgba(3, 38, 47, 0.12);
}

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

.tr-body {
  background: var(--tr-paper);
  color: var(--tr-ink);
  font-family: "Inter", system-ui, sans-serif;
  line-height: 1.6;
}

/* Topbar */
.tr-topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem clamp(1.25rem, 4vw, 3rem);
  background: color-mix(in srgb, var(--tr-paper) 88%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--tr-hairline);
}

.tr-back,
.tr-visit {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--tr-ink);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
}

.tr-back:hover,
.tr-visit:hover {
  color: var(--tr-powder-deep);
}

.tr-back svg,
.tr-visit svg,
.tr-cta-link svg {
  width: 0.72rem;
  height: 0.72rem;
}

.tr-topbar-kicker {
  font-size: 0.6rem;
  letter-spacing: 0.24em;
  color: var(--tr-muted);
}

/* Hero */
.tr-hero {
  display: grid;
  place-items: center;
  min-height: calc(100svh - 4rem);
  padding: clamp(3rem, 8vh, 6rem) 1.5rem;
  text-align: center;
  background:
    radial-gradient(ellipse 76% 60% at 50% -12%, rgba(196, 222, 229, 0.55) 0%, transparent 70%),
    var(--tr-paper);
}

.tr-hero-mark {
  width: clamp(7.5rem, 14vw, 10.5rem);
  aspect-ratio: 311 / 338;
  margin-inline: auto;
  margin-block-end: 2rem;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 1.6rem 3.6rem rgba(3, 38, 47, 0.28);
}

.tr-hero-mark img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.tr-kicker,
.tr-section-kicker {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--tr-powder-deep);
  margin-block-end: 1.1rem;
}

.tr-hero-title {
  font-family: "Poppins", system-ui, sans-serif;
  font-size: clamp(2.4rem, 6.4vw, 5.4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.04;
}

.tr-hero-title em {
  font-style: normal;
  color: var(--tr-powder-deep);
}

.tr-hero-sub {
  max-width: 36rem;
  margin: 1.5rem auto 0;
  color: var(--tr-muted);
  font-size: clamp(0.92rem, 1.4vw, 1.05rem);
}

.tr-status {
  display: inline-block;
  margin-block-start: 1.6rem;
  padding: 0.45rem 0.9rem;
  background: var(--tr-powder);
  border-radius: 999px;
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--tr-ink);
}

/* Waitlist */
.tr-waitlist {
  max-width: 26rem;
  margin: 2.2rem auto 0;
}

.wl-lead {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--tr-muted);
  margin-block-end: 0.7rem;
}

.wl-row {
  display: flex;
  gap: 0.5rem;
}

.wl-input {
  flex: 1 1 auto;
  min-width: 0;
  padding: 0.72rem 1.1rem;
  background: #ffffff;
  border: 1px solid var(--tr-hairline);
  border-radius: 999px;
  font: inherit;
  font-size: 0.82rem;
  color: var(--tr-ink);
  outline: none;
  transition: border-color 0.2s ease;
}

.wl-input:focus {
  border-color: var(--tr-powder-deep);
}

.wl-btn {
  flex: 0 0 auto;
  padding: 0.72rem 1.2rem;
  background: var(--tr-ink);
  border: none;
  border-radius: 999px;
  font: inherit;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--tr-powder);
  cursor: pointer;
  transition: opacity 0.2s ease;
}

.wl-btn:hover {
  opacity: 0.88;
}

.wl-btn:disabled {
  opacity: 0.6;
  cursor: default;
}

.wl-hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.wl-msg {
  min-height: 1.2rem;
  margin-block-start: 0.6rem;
  font-size: 0.74rem;
  color: #b3261e;
}

.wl-msg.is-ok {
  color: var(--tr-powder-deep);
}

.wl-form.is-done .wl-row {
  display: none;
}

@media (max-width: 30rem) {
  .wl-row {
    flex-direction: column;
  }
}

/* Pillars */
.tr-pillars {
  max-width: 70rem;
  margin-inline: auto;
  padding: clamp(3.5rem, 9vh, 7rem) clamp(1.25rem, 4vw, 3rem);
  text-align: center;
}

.tr-pillar-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1.1rem;
  margin-block-start: 1.5rem;
}

.tr-pillar {
  padding: 2.1rem 1.6rem;
  background: #ffffff;
  border: 1px solid var(--tr-hairline);
  border-radius: 18px;
  text-align: left;
}

.tr-pillar h2 {
  font-family: "Poppins", system-ui, sans-serif;
  font-size: 1.02rem;
  font-weight: 700;
  margin-block-end: 0.5rem;
}

.tr-pillar p {
  color: var(--tr-muted);
  font-size: 0.85rem;
}

/* Screens */
.tr-screens {
  max-width: 70rem;
  margin-inline: auto;
  padding: clamp(1rem, 4vh, 3rem) clamp(1.25rem, 4vw, 3rem) clamp(3.5rem, 9vh, 6rem);
  text-align: center;
}

.tr-screen-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: flex-start;
  gap: clamp(1.2rem, 3vw, 2.4rem);
  margin-block-start: 1.5rem;
}

.tr-screen {
  flex: 0 1 17rem;
  min-width: 14rem;
}

.tr-screen img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 26px;
  border: 1px solid var(--tr-hairline);
  box-shadow: 0 1.2rem 2.8rem rgba(3, 38, 47, 0.16);
  background: #ffffff;
}

.tr-screen figcaption {
  margin-block-start: 0.9rem;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--tr-muted);
}

/* Stats */
.tr-stats {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: clamp(2rem, 6vw, 5rem);
  padding: clamp(3rem, 8vh, 5.5rem) 1.5rem;
  background: var(--tr-powder);
  color: var(--tr-ink);
  text-align: center;
}

.tr-stat-num {
  display: block;
  font-family: "Poppins", system-ui, sans-serif;
  font-size: clamp(2.6rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.tr-stat-label {
  display: block;
  margin-block-start: 0.5rem;
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(3, 38, 47, 0.6);
}

/* CTA + footer */
.tr-cta {
  padding: clamp(4rem, 11vh, 8rem) 1.5rem;
  text-align: center;
  background: var(--tr-ink);
  color: #ffffff;
}

.tr-cta h2 {
  font-family: "Poppins", system-ui, sans-serif;
  font-size: clamp(1.9rem, 4vw, 3.1rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.tr-cta p {
  margin-block-start: 0.8rem;
  color: rgba(255, 255, 255, 0.7);
}

.tr-cta-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-block-start: 1.8rem;
  padding: 0.9rem 1.6rem;
  background: var(--tr-powder);
  border-radius: 999px;
  color: var(--tr-ink);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.tr-cta-link:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.tr-cta-note {
  max-width: 30rem;
  margin: 2.2rem auto 0;
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.55);
}

.tr-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  padding: 1.4rem clamp(1.25rem, 4vw, 3rem);
  border-top: 1px solid var(--tr-hairline);
  font-size: 0.72rem;
  color: var(--tr-muted);
}

.tr-footer a {
  color: var(--tr-ink);
  text-decoration: none;
}

.tr-footer a:hover {
  color: var(--tr-powder-deep);
}

/* Reveal-on-scroll */
.tr-reveal {
  opacity: 0;
  translate: 0 1rem;
  transition: opacity 0.7s ease, translate 0.8s cubic-bezier(0.23, 1, 0.32, 1);
}

.tr-reveal.is-in {
  opacity: 1;
  translate: 0 0;
}

@media (prefers-reduced-motion: reduce) {
  .tr-reveal {
    opacity: 1;
    translate: 0 0;
    transition: none;
  }
}