/* ============================================================
   Wilds Studio — Personal Brand Style
   灵感: levels.io / dannypostmaa / sahil.lavin
   设计语言: 深色 + 大字 + 暖色强调 + 宽留白
   ============================================================ */

/* -------- Reset & Base -------- */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #0a0a0a;
  --bg-soft: #141414;
  --bg-card: #1a1a1a;
  --border: #2a2a2a;
  --border-soft: #1f1f1f;
  --fg: #fafafa;
  --fg-mute: #888;
  --fg-dim: #555;
  --accent: #ff6b35;
  --accent-soft: #ffa500;
  --link: #ff6b35;
  --link-hover: #ffa500;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 8px 30px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 60px rgba(255,107,53,0.15);
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', sans-serif;
  --transition: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

::selection { background: var(--accent); color: #000; }

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

/* -------- Typography -------- */
h1, h2, h3, h4 {
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.hero h1 {
  font-size: clamp(3rem, 9vw, 7.5rem);
  letter-spacing: -0.04em;
  font-weight: 900;
}

.hero h1 .accent { color: var(--accent); }

.section-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--fg-mute);
  max-width: 60ch;
}

p { max-width: 70ch; color: #ccc; }
strong { color: var(--fg); }

.mono { font-family: var(--font-mono); }

/* -------- Navigation -------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10,10,10,0.8);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border-soft);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.25rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--fg);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-logo:hover { color: var(--accent); }

.nav-logo .dot {
  display: inline-block;
  width: 10px; height: 10px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  font-size: 0.95rem;
}

.nav-links a {
  color: var(--fg-mute);
  font-weight: 500;
  position: relative;
}

.nav-links a:hover, .nav-links a.active { color: var(--fg); }

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.nav-cta {
  background: var(--accent);
  color: #000 !important;
  padding: 0.5rem 1.25rem;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.9rem;
}

.nav-cta:hover { background: var(--accent-soft); }

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.mobile-show {
    display: flex;
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 1.5rem 2rem;
    gap: 1.25rem;
  }
  .nav-burger { display: block; cursor: pointer; background: none; border: none; color: var(--fg); font-size: 1.5rem; }
}

.nav-burger { display: none; }

/* -------- Layout -------- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 8rem 0;
}

.section-narrow { max-width: 760px; margin: 0 auto; }

/* -------- Hero -------- */
.hero {
  min-height: 92vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 4rem 0 6rem;
  position: relative;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.875rem;
  color: var(--fg-mute);
  margin-bottom: 2rem;
  font-family: var(--font-mono);
}

.hero-tag .dot {
  width: 8px; height: 8px;
  background: #22c55e;
  border-radius: 50%;
  box-shadow: 0 0 10px #22c55e;
}

.hero p.lead {
  font-size: clamp(1.125rem, 1.6vw, 1.4rem);
  color: var(--fg-mute);
  margin-top: 2rem;
  max-width: 60ch;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-top: 2.5rem;
  flex-wrap: wrap;
}

/* -------- Buttons -------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border-radius: 100px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  text-decoration: none;
  font-family: inherit;
}

.btn-primary {
  background: var(--accent);
  color: #000;
}

.btn-primary:hover {
  background: var(--accent-soft);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(255,107,53,0.3);
  color: #000;
}

.btn-ghost {
  background: transparent;
  color: var(--fg);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

/* -------- Marquee / Scrolling line -------- */
.marquee {
  overflow: hidden;
  white-space: nowrap;
  padding: 2rem 0;
  border-block: 1px solid var(--border-soft);
  background: var(--bg-soft);
}

.marquee-inner {
  display: inline-block;
  animation: scroll 40s linear infinite;
}

.marquee span {
  display: inline-block;
  padding: 0 2rem;
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--fg-mute);
}

.marquee span::before {
  content: '✦';
  margin-right: 1rem;
  color: var(--accent);
}

@keyframes scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* -------- Cards / Product Grid -------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2rem;
  margin-top: 4rem;
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-soft));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.product-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.product-card:hover::before { transform: scaleX(1); }

.product-card .emoji {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: block;
}

.product-card h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.product-card .status {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--fg-mute);
  margin-bottom: 1rem;
}

.product-card .status.live { color: #22c55e; border-color: #22c55e; }
.product-card .status.soon { color: var(--accent-soft); border-color: var(--accent-soft); }

.product-card p { color: var(--fg-mute); margin-bottom: 1.5rem; }

.product-card .meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--fg-dim);
  margin-top: auto;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-soft);
}

.product-card .arrow {
  display: inline-block;
  transition: transform var(--transition);
}

.product-card:hover .arrow {
  transform: translateX(4px);
  color: var(--accent);
}

/* -------- Portfolio / Case Study -------- */
.case-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-top: 4rem;
}

.case-card {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2rem;
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}

.case-card:hover {
  border-color: var(--accent);
  transform: translateX(4px);
}

.case-thumb {
  background: var(--bg-soft);
  border-radius: var(--radius);
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
  border: 1px solid var(--border-soft);
}

.case-content h3 { font-size: 1.5rem; margin-bottom: 0.5rem; }

.case-meta {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}

.case-tag {
  padding: 0.25rem 0.75rem;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--fg-mute);
}

.case-stat {
  margin-top: 1.5rem;
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.case-stat .item .num {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
}

.case-stat .item .label {
  display: block;
  font-size: 0.75rem;
  color: var(--fg-mute);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-family: var(--font-mono);
}

@media (max-width: 768px) {
  .case-card { grid-template-columns: 1fr; }
}

/* -------- Content / Articles -------- */
.article-list { margin-top: 4rem; display: flex; flex-direction: column; gap: 1px; background: var(--border-soft); border-radius: var(--radius); overflow: hidden; }

.article-item {
  background: var(--bg);
  padding: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all var(--transition);
  text-decoration: none;
}

.article-item:hover { background: var(--bg-card); padding-left: 2.5rem; }

.article-item .left { flex: 1; }
.article-item h4 { font-size: 1.125rem; margin-bottom: 0.25rem; color: var(--fg); font-weight: 600; }
.article-item .meta { font-family: var(--font-mono); font-size: 0.875rem; color: var(--fg-mute); }
.article-item .arrow { color: var(--fg-dim); }

.article-item:hover .arrow { color: var(--accent); transform: translateX(4px); }

/* -------- Email Subscribe Widget -------- */
.subscribe {
  background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-soft) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 4rem 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.subscribe::before {
  content: '';
  position: absolute;
  top: -50%; right: -10%;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(255,107,53,0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.subscribe h3 { font-size: clamp(1.5rem, 3vw, 2.25rem); margin-bottom: 1rem; }
.subscribe p { max-width: 50ch; margin: 0 auto 2rem; color: var(--fg-mute); }

.subscribe-form {
  display: flex;
  gap: 0.75rem;
  max-width: 480px;
  margin: 0 auto;
  position: relative;
}

.subscribe-form input[type=email] {
  flex: 1;
  padding: 1rem 1.25rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--fg);
  font-size: 1rem;
  font-family: inherit;
  outline: none;
  transition: border-color var(--transition);
}

.subscribe-form input[type=email]:focus {
  border-color: var(--accent);
}

.subscribe-form button {
  padding: 1rem 1.75rem;
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: 100px;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.subscribe-form button:hover {
  background: var(--accent-soft);
  transform: translateY(-2px);
}

.subscribe .privacy {
  margin-top: 1rem;
  font-size: 0.8rem;
  color: var(--fg-dim);
  font-family: var(--font-mono);
}

.subscribe .success {
  margin-top: 1rem;
  padding: 1rem;
  background: rgba(34,197,94,0.1);
  border: 1px solid rgba(34,197,94,0.3);
  border-radius: var(--radius);
  color: #22c55e;
  display: none;
}

@media (max-width: 600px) {
  .subscribe-form { flex-direction: column; }
}

/* -------- Contact -------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 4rem;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-decoration: none;
  color: var(--fg);
  transition: all var(--transition);
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

.contact-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  color: var(--fg);
}

.contact-card .icon {
  font-size: 2rem;
  line-height: 1;
}

.contact-card h4 { font-size: 1rem; margin-bottom: 0.25rem; font-weight: 700; }
.contact-card .handle { font-family: var(--font-mono); color: var(--fg-mute); font-size: 0.875rem; word-break: break-all; }

/* -------- Footer -------- */
.footer {
  padding: 4rem 0 2rem;
  border-top: 1px solid var(--border-soft);
  margin-top: 4rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--fg-mute);
  font-family: var(--font-mono);
  font-size: 0.875rem;
}

.footer-inner a { color: var(--fg-mute); }
.footer-inner a:hover { color: var(--accent); }

/* -------- Animations -------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in { animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) both; }
.fade-in.delay-1 { animation-delay: 0.1s; }
.fade-in.delay-2 { animation-delay: 0.2s; }
.fade-in.delay-3 { animation-delay: 0.3s; }

/* ASCII art */
.ascii {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--fg-dim);
  white-space: pre;
  line-height: 1.3;
  user-select: none;
}

/* glow effect on hover for buttons */
.btn-primary:hover { box-shadow: 0 0 30px rgba(255,107,53,0.4); }

/* section divider */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  margin: 4rem 0;
}

/* typing effect for hero */
.typing::after {
  content: '|';
  animation: blink 1s infinite;
  color: var(--accent);
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}