/* PetPal — landing + legal pages
   Palette mirrors Core/Design/Theme.swift */

:root {
  --violet: #7C5CFF;
  --violet-dark: #5B3EE0;
  --violet-soft: #EDE8FF;
  --coral: #FF7A5C;
  --coral-soft: #FFE7E0;
  --mint: #3CC97E;
  --mint-soft: #E0F7EC;
  --sky: #35C4F0;
  --sky-soft: #DFF5FD;
  --yellow: #FFB020;
  --yellow-soft: #FFF3DC;

  --bg: #F6F4FF;
  --card: #FFFFFF;
  --ink: #1A1730;
  --ink-2: #56517A;
  --ink-3: #8B86A8;
  --line: #E7E3F5;

  --r-s: 12px;
  --r-m: 18px;
  --r-l: 28px;
  --shadow: 0 8px 28px rgba(87, 66, 173, .08);
  --shadow-lift: 0 16px 44px rgba(87, 66, 173, .16);

  --font: ui-rounded, "SF Pro Rounded", -apple-system, BlinkMacSystemFont,
          "Segoe UI", "Nunito", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a { color: var(--violet-dark); }

.wrap {
  width: min(1080px, 100% - 40px);
  margin-inline: auto;
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(246, 244, 255, .82);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s;
}
.site-header.scrolled { border-bottom-color: var(--line); }

.nav {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 19px;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -.01em;
}
.brand img {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  box-shadow: var(--shadow);
}

.nav-links {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-links a {
  color: var(--ink-2);
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  padding: 8px 12px;
  border-radius: var(--r-s);
  transition: background .15s, color .15s;
}
.nav-links a:hover { background: var(--violet-soft); color: var(--violet-dark); }
.nav-links a.cta {
  background: var(--violet);
  color: #fff;
  box-shadow: 0 6px 16px rgba(124, 92, 255, .32);
}
.nav-links a.cta:hover { background: var(--violet-dark); color: #fff; }

@media (max-width: 640px) {
  .nav-links a.hide-sm { display: none; }
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  padding: 56px 0 24px;
  overflow: hidden;
}
.hero::before,
.hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: .55;
  z-index: 0;
}
.hero::before {
  width: 420px; height: 420px;
  background: var(--violet-soft);
  top: -140px; left: -120px;
}
.hero::after {
  width: 360px; height: 360px;
  background: var(--coral-soft);
  top: 40px; right: -140px;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 40px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--violet-dark);
  font-weight: 700;
  font-size: 13px;
  padding: 6px 14px;
  border-radius: 999px;
  box-shadow: var(--shadow);
}

h1 {
  font-size: clamp(34px, 5.4vw, 54px);
  line-height: 1.1;
  letter-spacing: -.025em;
  margin: 18px 0 0;
  font-weight: 800;
}
h1 .grad {
  background: linear-gradient(120deg, var(--violet), #B05CFF 60%, var(--coral));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lede {
  font-size: clamp(16px, 2vw, 19px);
  color: var(--ink-2);
  margin: 18px 0 0;
  max-width: 34em;
}

.hero-art {
  position: relative;
  display: grid;
  place-items: center;
}
.hero-art .halo {
  position: absolute;
  inset: 8% 4%;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 45%, #fff 0%, var(--violet-soft) 60%, transparent 72%);
}
.hero-art img {
  position: relative;
  width: 100%;
  max-width: 420px;
  filter: drop-shadow(0 22px 34px rgba(87, 66, 173, .18));
}

.pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
  padding: 0;
  list-style: none;
}
.pills li {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 14px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-2);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: inherit;
  font-weight: 700;
  font-size: 16px;
  padding: 14px 24px;
  border-radius: 999px;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform .15s, box-shadow .15s, background .15s;
}
.btn-primary {
  background: linear-gradient(120deg, var(--violet), #9B5CFF);
  color: #fff;
  box-shadow: 0 10px 26px rgba(124, 92, 255, .34);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 34px rgba(124, 92, 255, .42); }
.btn-ghost {
  background: #fff;
  color: var(--ink);
  border-color: var(--line);
  box-shadow: var(--shadow);
}
.btn-ghost:hover { transform: translateY(-2px); box-shadow: var(--shadow-lift); }

/* App Store badge */
.btn-store {
  background: #14121F;
  color: #fff;
  padding: 11px 26px 11px 20px;
  box-shadow: 0 10px 26px rgba(20, 18, 31, .3);
}
.btn-store:hover { transform: translateY(-2px); box-shadow: 0 16px 34px rgba(20, 18, 31, .38); }
.btn-store svg { flex: none; }
.store-label {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.15;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -.01em;
}
.store-label small {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  opacity: .72;
}

/* ---------- Sections ---------- */

section { padding: 64px 0; }

.section-head { max-width: 40em; margin-bottom: 36px; }
.section-head.center { margin-inline: auto; text-align: center; }

h2 {
  font-size: clamp(26px, 3.6vw, 38px);
  line-height: 1.15;
  letter-spacing: -.02em;
  margin: 0;
  font-weight: 800;
}
.section-head p {
  color: var(--ink-2);
  font-size: 17px;
  margin: 12px 0 0;
}

/* ---------- Feature cards ---------- */

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-l);
  padding: 26px;
  box-shadow: var(--shadow);
  transition: transform .18s, box-shadow .18s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lift); }
.card img {
  width: 128px;
  height: 128px;
  object-fit: contain;
  margin-bottom: 14px;
  filter: drop-shadow(0 10px 16px rgba(87, 66, 173, .12));
}
.card h3 {
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -.01em;
}
.card p {
  margin: 0;
  color: var(--ink-2);
  font-size: 15.5px;
}
.card .tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 12px;
}
.tag-violet { background: var(--violet-soft); color: var(--violet-dark); }
.tag-coral  { background: var(--coral-soft);  color: #C4462B; }
.tag-mint   { background: var(--mint-soft);   color: #1E8A51; }
.tag-sky    { background: var(--sky-soft);    color: #1183AB; }
.tag-yellow { background: var(--yellow-soft); color: #A46A00; }

/* ---------- Moods ---------- */

.moods {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.mood {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-l);
  padding: 18px 10px 14px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform .18s;
}
.mood:hover { transform: translateY(-4px); }
.mood img { width: 92px; height: 92px; margin: 0 auto 8px; object-fit: contain; }
.mood span { font-weight: 700; font-size: 15px; }

/* ---------- Split panel ---------- */

.panel {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 40px;
  align-items: center;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-l);
  padding: 40px;
  box-shadow: var(--shadow);
}
.panel.reverse > .panel-art { order: 2; }
.panel-art img {
  width: 100%;
  max-width: 300px;
  margin-inline: auto;
  filter: drop-shadow(0 18px 26px rgba(87, 66, 173, .16));
}
.checks { list-style: none; padding: 0; margin: 20px 0 0; }
.checks li {
  position: relative;
  padding-left: 32px;
  margin-bottom: 12px;
  color: var(--ink-2);
  font-size: 16px;
}
.checks li::before {
  content: "";
  position: absolute;
  left: 0; top: 5px;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--mint-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231E8A51' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center / 13px no-repeat;
}
.checks li strong { color: var(--ink); font-weight: 700; }

/* ---------- Support ---------- */

.support {
  position: relative;
  background: linear-gradient(135deg, var(--violet) 0%, #9B5CFF 55%, #B05CFF 100%);
  border-radius: var(--r-l);
  color: #fff;
  padding: 44px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 36px;
  align-items: center;
  box-shadow: 0 20px 50px rgba(124, 92, 255, .32);
  overflow: hidden;
}
.support h2 { color: #fff; }
.support p { color: rgba(255, 255, 255, .9); font-size: 17px; margin: 14px 0 0; max-width: 32em; }
.support .mail {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 22px;
  background: #fff;
  color: var(--violet-dark);
  font-weight: 800;
  font-size: 17px;
  padding: 14px 24px;
  border-radius: 999px;
  text-decoration: none;
  box-shadow: 0 10px 24px rgba(30, 12, 80, .22);
  transition: transform .15s;
  word-break: break-word;
}
.support .mail:hover { transform: translateY(-2px); }
.support .note {
  margin-top: 16px;
  font-size: 14.5px;
  color: rgba(255, 255, 255, .82);
}
.support-art img { width: 200px; filter: drop-shadow(0 16px 26px rgba(30, 12, 80, .3)); }

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 34px 0 44px;
  margin-top: 32px;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 24px;
}
.footer-inner .brand { font-size: 17px; }
.footer-links {
  margin-left: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}
.footer-links a { color: var(--ink-2); text-decoration: none; font-weight: 600; font-size: 15px; }
.footer-links a:hover { color: var(--violet-dark); }
.copyright { width: 100%; color: var(--ink-3); font-size: 14px; margin-top: 6px; }

/* ---------- Legal pages ---------- */

.legal { padding: 48px 0 24px; }
.legal-head { max-width: 44em; }
.legal-head h1 { font-size: clamp(30px, 4.4vw, 42px); margin-top: 10px; }
.updated {
  display: inline-block;
  margin-top: 14px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-2);
}
.legal-body {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-l);
  padding: clamp(24px, 4vw, 48px);
  box-shadow: var(--shadow);
  margin-top: 32px;
  max-width: 62em;
}
.legal-body h2 {
  font-size: 23px;
  margin: 38px 0 10px;
  scroll-margin-top: 90px;
}
.legal-body h2:first-child { margin-top: 0; }
.legal-body h3 { font-size: 18px; margin: 24px 0 8px; font-weight: 800; }
.legal-body p, .legal-body li { color: var(--ink-2); font-size: 16.5px; }
.legal-body ul { padding-left: 22px; }
.legal-body li { margin-bottom: 8px; }
.legal-body strong { color: var(--ink); }
.callout {
  background: var(--yellow-soft);
  border: 1px solid #F5DFB2;
  border-radius: var(--r-m);
  padding: 18px 20px;
  margin: 24px 0;
}
.callout p { margin: 0; color: #7A4E00; }
.callout.violet { background: var(--violet-soft); border-color: #D9CFFF; }
.callout.violet p { color: var(--violet-dark); }

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-grid .lede, .hero-grid .pills, .hero-grid .btn-row { margin-inline: auto; justify-content: center; }
  .hero-art { order: -1; }
  .hero-art img { max-width: 300px; }
  .features { grid-template-columns: repeat(2, 1fr); }
  .moods { grid-template-columns: repeat(3, 1fr); }
  .panel { grid-template-columns: 1fr; padding: 32px 26px; text-align: center; }
  .panel.reverse > .panel-art { order: -1; }
  .panel-art img { max-width: 220px; }
  .checks { text-align: left; display: inline-block; }
  .support { grid-template-columns: 1fr; text-align: center; padding: 36px 26px; }
  .support p { margin-inline: auto; }
  .support-art { order: -1; }
  .support-art img { width: 150px; margin-inline: auto; }
}

@media (max-width: 560px) {
  section { padding: 48px 0; }
  .features { grid-template-columns: 1fr; }
  .moods { grid-template-columns: repeat(2, 1fr); }
  .footer-links { margin-left: 0; width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}