/* ============================================
   Sunray Pet Products — sunray-tek.com
   Static site stylesheet (no dependencies)
   ============================================ */

:root {
  --orange-600: #ea8a1f;
  --orange-500: #f79a33;
  --orange-100: #fdeedd;
  --brown-900: #3a2313;
  --brown-700: #5b4331;
  --gray-700: #4b5563;
  --gray-500: #6b7280;
  --gray-200: #e5e7eb;
  --cream: #fffaf3;
  --white: #ffffff;
  --radius: 14px;
  --shadow: 0 8px 24px rgba(58, 35, 19, .08);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--brown-900);
  background: var(--cream);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--orange-600); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 13px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-primary { background: var(--orange-600); color: #fff; }
.btn-primary:hover { background: #d97a12; }
.btn-ghost { border-color: var(--orange-600); color: var(--orange-600); background: transparent; }
.btn-ghost:hover { background: var(--orange-100); }
.btn-sm { padding: 9px 20px; font-size: 14px; }
.btn-lg { padding: 15px 36px; font-size: 16px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 250, 243, .92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--gray-200);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 16px;
}
.brand { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 800; color: var(--brown-900); }
.brand:hover { text-decoration: none; }
.brand-mark {
  width: 38px; height: 38px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--orange-500), #fbbf24);
  color: #fff;
  border-radius: 10px;
  font-size: 20px;
}
.brand-text em { font-style: normal; font-weight: 600; color: var(--orange-600); }

.site-nav { display: flex; align-items: center; gap: 26px; }
.site-nav a { color: var(--brown-700); font-weight: 600; font-size: 15px; }
.site-nav a:hover, .site-nav a.active { color: var(--orange-600); text-decoration: none; }
.nav-cta { margin-left: 6px; }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 6px; }
.nav-toggle span { display: block; width: 24px; height: 3px; background: var(--brown-900); margin: 5px 0; border-radius: 2px; transition: .2s; }

/* ---------- Hero ---------- */
.hero { padding: 84px 0 72px; overflow: hidden; }
.hero-inner { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; }
.hero-eyebrow {
  display: inline-block;
  background: var(--orange-100);
  color: #b45309;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.hero h1 { font-size: clamp(34px, 5vw, 54px); line-height: 1.15; letter-spacing: -.02em; }
.hero h1 .accent { color: var(--orange-600); }
.hero-sub { margin: 20px 0 28px; color: var(--gray-700); font-size: 17px; max-width: 560px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-points { display: flex; gap: 18px; flex-wrap: wrap; list-style: none; margin-top: 26px; }
.hero-points li {
  font-size: 14px; font-weight: 600; color: var(--brown-700);
  background: var(--white); border: 1px solid var(--gray-200);
  padding: 8px 16px; border-radius: 999px;
}

.hero-art { position: relative; min-height: 360px; }
.blob { position: absolute; border-radius: 50%; filter: blur(2px); }
.blob-1 { width: 320px; height: 320px; right: 0; top: 10px;
  background: radial-gradient(circle at 30% 30%, #ffd9a8, var(--orange-100)); }
.blob-2 { width: 160px; height: 160px; left: 20px; bottom: 0;
  background: radial-gradient(circle at 70% 70%, #ffe9c9, #fde3bd); }
.hero-card {
  position: absolute;
  background: var(--white);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 14px 20px;
  font-weight: 700;
  display: flex; align-items: center; gap: 10px;
  animation: float 4s ease-in-out infinite;
}
.hero-card span { font-size: 15px; color: var(--brown-700); }
.hero-card-1 { top: 8px; right: 40px; }
.hero-card-2 { top: 108px; left: 0; animation-delay: .6s; }
.hero-card-3 { bottom: 74px; right: 10px; animation-delay: 1.2s; }
.hero-card-4 { bottom: 4px; left: 60px; animation-delay: 1.8s; }
.hero-emoji {
  position: absolute; top: 34px; left: 88px;
  font-size: 64px; transform: rotate(-12deg);
  animation: float 5s ease-in-out infinite reverse;
}
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

/* ---------- Sections ---------- */
.section { padding: 84px 0; }
.section-alt { background: var(--white); }
.section-head { max-width: 640px; margin: 0 auto 48px; text-align: center; }
.section-head h2 { font-size: clamp(28px, 3.6vw, 38px); letter-spacing: -.01em; }
.section-head p { margin-top: 12px; color: var(--gray-500); font-size: 16px; }
.section-cta { margin-top: 44px; text-align: center; color: var(--gray-700); }
.section-cta .btn { margin-top: 14px; }

/* ---------- Product cards ---------- */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform .18s ease, box-shadow .18s ease;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.card-ico {
  width: 54px; height: 54px;
  display: grid; place-items: center;
  font-size: 26px;
  background: var(--orange-100);
  border-radius: 12px;
  margin-bottom: 16px;
}
.card h3 { font-size: 19px; margin-bottom: 8px; }
.card p { color: var(--gray-500); font-size: 15px; }
.tags { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.tags li {
  font-size: 12px; font-weight: 700; color: #b45309;
  background: var(--orange-100);
  padding: 3px 10px; border-radius: 999px;
}

/* ---------- Features ---------- */
.feature { text-align: center; padding: 0 8px; }
.feature-ico { font-size: 34px; margin-bottom: 12px; }
.feature h3 { font-size: 17px; margin-bottom: 8px; }
.feature p { color: var(--gray-500); font-size: 14.5px; }

/* ---------- Steps ---------- */
.steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  counter-reset: step;
}
.step {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 26px 22px;
  position: relative;
}
.step-num {
  display: grid; place-items: center;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--orange-600);
  color: #fff; font-weight: 800;
  margin-bottom: 14px;
}
.step h3 { font-size: 17px; margin-bottom: 6px; }
.step p { color: var(--gray-500); font-size: 14.5px; }

/* ---------- Contact ---------- */
.section-dark { background: var(--brown-900); color: #f6ead9; }
.section-dark h2 { color: #fff; }
.contact-grid { display: grid; grid-template-columns: 1fr 420px; gap: 56px; align-items: start; }
.contact-copy > p { color: #d9c6ae; margin: 14px 0 26px; }
.contact-list { list-style: none; display: grid; gap: 18px; margin-bottom: 30px; }
.contact-list li { display: flex; gap: 14px; align-items: flex-start; font-size: 15px; }
.contact-ico {
  width: 42px; height: 42px; flex: none;
  display: grid; place-items: center;
  background: rgba(247, 154, 51, .18);
  border-radius: 10px;
  font-size: 19px;
}
.contact-list a { color: var(--orange-500); font-weight: 700; font-size: 17px; }

.contact-form {
  background: var(--white);
  color: var(--brown-900);
  border-radius: var(--radius);
  padding: 30px 28px;
  box-shadow: 0 16px 40px rgba(0,0,0,.25);
}
.contact-form h3 { font-size: 20px; margin-bottom: 4px; }
.form-note { font-size: 13px; color: var(--gray-500); margin-bottom: 18px; }
.contact-form label { display: block; font-weight: 700; font-size: 13.5px; margin-bottom: 14px; }
.contact-form input, .contact-form textarea {
  width: 100%;
  margin-top: 6px;
  padding: 11px 14px;
  border: 1.5px solid var(--gray-200);
  border-radius: 10px;
  font: inherit;
  font-size: 14.5px;
  background: var(--cream);
}
.contact-form input:focus, .contact-form textarea:focus {
  outline: none;
  border-color: var(--orange-500);
  background: #fff;
}
.contact-form .btn { width: 100%; margin-top: 4px; }

/* ---------- Footer ---------- */
.site-footer { background: #2b1a0e; color: #b7a28c; padding: 26px 0; font-size: 14px; }
.footer-inner { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.footer-links a { color: #d9c6ae; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-art { min-height: 280px; order: -1; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .nav-toggle { display: block; }
  .site-nav {
    display: none;
    position: absolute;
    top: 68px; left: 0; right: 0;
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    padding: 18px 24px 22px;
    gap: 16px;
    border-bottom: 1px solid var(--gray-200);
    box-shadow: var(--shadow);
  }
  .site-nav.open { display: flex; }
  .grid-3, .grid-4, .steps { grid-template-columns: 1fr; }
  .section { padding: 60px 0; }
  .hero { padding: 48px 0 56px; }
  .footer-inner { flex-direction: column; }
}