/* ============================================================
   Landing page — UI kit styles
   Composes tokens from ./tokens.css
   ============================================================ */

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

/* ---------- Buttons ---------- */
.dg-btn {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  padding: 10px 18px;
  border-radius: var(--radius-button);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--dur-hover) var(--ease-state);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  white-space: nowrap;
}
.dg-btn-warm {
  background: var(--warm-gradient);
  background-size: 200% 200%;
  animation: dg-warm-shift 8s ease-in-out infinite;
  color: #fff;
  box-shadow: var(--shadow-warm);
}
.dg-btn-warm:hover { transform: translateY(-1px); box-shadow: 0 16px 50px rgba(242,92,84,0.28); }
.dg-btn-warm:disabled { opacity: 0.7; cursor: default; transform: none; }
.dg-btn-ghost-dark {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.25);
}
.dg-btn-ghost-dark:hover { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.5); }

@keyframes dg-warm-shift {
  0%,100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.dg-arrow { display: inline-block; transition: transform var(--dur-hover) var(--ease-state); }
.dg-btn:hover .dg-arrow, a:hover .dg-arrow { transform: translateX(2px); }

.dg-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  display: inline-block;
}
.dg-chip {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--blue-50);
  color: var(--blue-700);
  white-space: nowrap;
  flex-shrink: 0;
}

/* ---------- Nav ---------- */
.dg-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 48px;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-default);
}
.dg-nav-brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 600; font-size: 16px; color: var(--ink-1); text-decoration: none; }
.dg-nav-mark { width: 32px; height: 32px; border-radius: 8px; }
.dg-nav-links { display: flex; gap: 28px; }
.dg-nav-link { font-family: var(--font-body); font-size: 14px; color: var(--ink-3); cursor: pointer; transition: color var(--dur-hover); }
.dg-nav-link:hover { color: var(--ink-1); }
.dg-nav-link.is-active { color: var(--ink-1); font-weight: 500; }
.dg-nav-cta {
  font-family: var(--font-body); font-size: 14px; font-weight: 500;
  padding: 9px 16px; background: var(--ink-1); color: #fff;
  border-radius: var(--radius-button); cursor: pointer;
  transition: background var(--dur-hover);
}
.dg-nav-cta:hover { background: var(--blue-700); }

/* ---------- Hero ---------- */
.dg-hero { position: relative; overflow: hidden; }
.dg-hero-bg {
  position: absolute; inset: 0;
  background: url('../assets/hero-background.svg') center/cover no-repeat, var(--blue-700);
}
.dg-hero-bg::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(60% 50% at 85% 15%, rgba(245,165,36,0.4), transparent 70%);
  animation: dg-hero-bloom 8s ease-in-out infinite;
}
@keyframes dg-hero-bloom {
  0%,100% { opacity: 1; transform: translate(0,0); }
  50% { opacity: 0.85; transform: translate(-2%, 1%); }
}
.dg-hero-inner {
  position: relative;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 96px 48px 112px;
  color: #fff;
}
.dg-hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.04em;
  color: rgba(255,255,255,0.85);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
  padding: 6px 14px;
  border-radius: 999px;
}
.dg-dot { width: 8px; height: 8px; border-radius: 999px; background: #16A34A; box-shadow: 0 0 0 3px rgba(22,163,74,0.25); }
.dg-hero-title {
  font-family: var(--font-display);
  font-size: clamp(48px, 6vw, 76px);
  line-height: 1.05;
  letter-spacing: -0.025em;
  font-weight: 700;
  color: #fff;
  margin: 24px 0 24px;
  max-width: 14ch;
  text-wrap: balance;
}
.dg-warm-text {
  background: var(--warm-gradient);
  background-size: 200% 200%;
  animation: dg-warm-shift 8s ease-in-out infinite;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.dg-hero-sub {
  font-size: 20px; line-height: 1.5; color: rgba(255,255,255,0.78);
  max-width: 56ch; margin: 0 0 32px;
}
.dg-hero-cta-row { display: flex; gap: 12px; flex-wrap: wrap; }
.dg-hero-meta {
  display: flex; gap: 56px; margin-top: 64px;
  padding-top: 32px; border-top: 1px solid rgba(255,255,255,0.12);
}
.dg-hero-meta > div { display: flex; flex-direction: column; gap: 4px; }
.dg-meta-num { font-family: var(--font-display); font-size: 32px; font-weight: 600; color: #fff; letter-spacing: -0.02em; }
.dg-meta-lbl { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; color: rgba(255,255,255,0.6); }

/* ---------- Sections ---------- */
.dg-section-head { display: flex; flex-direction: column; gap: 8px; max-width: 36ch; }
.dg-section-title { font-family: var(--font-display); font-size: 38px; font-weight: 600; letter-spacing: -0.02em; color: var(--ink-1); margin: 4px 0 0; line-height: 1.15; text-wrap: balance; }

/* ---------- Work ---------- */
.dg-work { max-width: var(--container-max); margin: 0 auto; padding: 96px 48px; }
.dg-work-filters { display: flex; gap: 8px; margin: 32px 0 28px; flex-wrap: wrap; }
.dg-pill {
  font-family: var(--font-body); font-size: 13px; font-weight: 500;
  padding: 6px 14px; border-radius: 999px;
  border: 1px solid var(--border-default); background: transparent;
  color: var(--ink-2); cursor: pointer;
  transition: all var(--dur-hover) var(--ease-state);
}
.dg-pill:hover { border-color: var(--ink-2); color: var(--ink-1); }
.dg-pill.is-active { background: var(--blue-700); border-color: var(--blue-700); color: #fff; }
.dg-work-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.dg-card {
  background: var(--surface-0);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--dur-state) var(--ease-state);
  display: flex; flex-direction: column;
}
.dg-card:hover { box-shadow: var(--shadow-md); border-color: rgba(30,91,214,0.3); transform: translateY(-2px); }
.dg-card.is-hidden { display: none; }
.dg-card-thumb { aspect-ratio: 16 / 10; background-size: cover; background-position: center; background-color: var(--surface-inverse); }
.dg-card-body { padding: 20px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.dg-card-title { font-family: var(--font-display); font-size: 18px; font-weight: 600; color: var(--ink-1); margin: 4px 0 0; letter-spacing: -0.01em; }
.dg-card-desc { font-size: 14px; line-height: 1.5; color: var(--ink-2); margin: 0; flex: 1; }
.dg-card-meta { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.dg-card-link { margin-left: auto; font-family: var(--font-body); font-size: 13px; font-weight: 500; color: var(--blue-500); cursor: pointer; }
.dg-card:hover .dg-card-link { color: var(--blue-700); }

/* ---------- About ---------- */
.dg-about { position: relative; background: var(--surface-1); overflow: hidden; }
.dg-about-pattern {
  position: absolute; inset: 0;
  background: url('../assets/pattern-pcb.svg') 0 0 / 200px 200px repeat;
  opacity: 0.04;
  pointer-events: none;
}
.dg-about-inner {
  position: relative;
  max-width: var(--container-max); margin: 0 auto;
  padding: 96px 48px;
  display: grid; grid-template-columns: 280px 1fr; gap: 64px;
}
.dg-about-side { display: flex; flex-direction: column; gap: 24px; }
.dg-avatar-frame {
  position: relative;
  width: 260px; height: 260px;
  align-self: flex-start;
}
.dg-avatar-frame::before {
  content: ""; position: absolute; inset: 14px -14px -14px 14px;
  background: var(--warm-500);
  border-radius: 4px;
  z-index: 0;
  transition: transform var(--dur-state);
}
.dg-avatar-frame:hover::before { transform: translate(4px, 4px); }
.dg-avatar {
  position: relative; z-index: 1;
  width: 100%; height: 100%;
  border-radius: 4px;
  object-fit: cover;
  object-position: 50% 50%;
  border: none;
  box-shadow: var(--shadow-md);
  display: block;
}
.dg-about-meta { display: flex; flex-direction: column; gap: 14px; font-size: 14px; color: var(--ink-1); }
.dg-about-meta > div > div { margin-top: 2px; }
.dg-about-main { display: flex; flex-direction: column; gap: 16px; max-width: 60ch; }
.dg-about-p { font-size: 17px; line-height: 1.55; color: var(--ink-2); margin: 0; text-wrap: pretty; }
.dg-stack-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px 32px; margin-top: 16px; }
.dg-stack-col { display: flex; flex-direction: column; gap: 8px; }
.dg-stack-chips { display: flex; gap: 6px; flex-wrap: wrap; }

/* ---------- Contact ---------- */
.dg-contact { background: var(--surface-0); border-top: 1px solid var(--border-default); }
.dg-contact-inner {
  max-width: var(--container-max); margin: 0 auto;
  padding: 96px 48px;
  display: grid; grid-template-columns: 5fr 7fr; gap: 64px;
}
.dg-contact-left { display: flex; flex-direction: column; gap: 16px; }
.dg-contact-list { list-style: none; padding: 0; margin: 16px 0 0; display: flex; flex-direction: column; gap: 10px; }
.dg-contact-list li { display: grid; grid-template-columns: 80px 1fr; gap: 16px; font-size: 14px; color: var(--ink-1); align-items: center; }
.dg-contact-list li > span:last-child { font-family: var(--font-mono); }
.dg-contact-form { display: flex; flex-direction: column; gap: 16px; padding: 32px; background: var(--surface-1); border: 1px solid var(--border-default); border-radius: var(--radius-hero); }
.dg-cta-card { display: flex; flex-direction: column; align-items: flex-start; gap: 16px; padding: 32px; background: var(--surface-1); border: 1px solid var(--border-default); border-radius: var(--radius-hero); }
.dg-cta-card .dg-btn { margin-top: 8px; }
.dg-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.dg-field { display: flex; flex-direction: column; gap: 6px; }
.dg-field label { font-family: var(--font-body); font-size: 13px; font-weight: 500; color: var(--ink-2); }
.dg-field input, .dg-field textarea {
  font-family: var(--font-body); font-size: 15px;
  padding: 10px 14px;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-button);
  background: var(--surface-0);
  color: var(--ink-1);
  transition: all var(--dur-hover) var(--ease-state);
  resize: vertical;
}
.dg-field input:focus, .dg-field textarea:focus {
  outline: none; border-color: var(--blue-500); box-shadow: var(--shadow-glow);
}
.dg-field input::placeholder, .dg-field textarea::placeholder { color: var(--ink-4); }
.dg-form-foot { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 4px; }
.dg-form-meta { font-family: var(--font-mono); font-size: 11px; color: var(--ink-3); letter-spacing: 0.04em; }

/* ---------- Footer ---------- */
.dg-footer { background: var(--surface-inverse); color: var(--ink-on-dark-2); }
.dg-footer-inner {
  max-width: var(--container-max); margin: 0 auto;
  padding: 32px 48px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
}
.dg-footer-brand { display: flex; align-items: center; gap: 10px; color: #fff; font-family: var(--font-display); font-weight: 600; white-space: nowrap; }
.dg-footer-meta { font-family: var(--font-mono); font-size: 12px; display: flex; gap: 8px; color: var(--ink-on-dark-2); }
.dg-footer-links { display: flex; gap: 24px; }
.dg-footer-links a { color: var(--ink-on-dark-2); font-size: 14px; cursor: pointer; white-space: nowrap; }
.dg-footer-links a:hover { color: #fff; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .dg-nav { padding: 14px 24px; }
  .dg-nav-links { display: none; }
  .dg-hero-inner, .dg-work, .dg-about-inner, .dg-contact-inner, .dg-footer-inner { padding-left: 24px; padding-right: 24px; }
  .dg-hero-meta { gap: 24px; }
  .dg-work-grid { grid-template-columns: 1fr 1fr; }
  .dg-about-inner, .dg-contact-inner { grid-template-columns: 1fr; gap: 32px; }
  .dg-stack-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .dg-work-grid { grid-template-columns: 1fr; }
  .dg-row-2 { grid-template-columns: 1fr; }
  .dg-form-foot { flex-direction: column; align-items: stretch; }
}