/* Iron Hollow Forge — sidebar layout, editorial magazine feel */

:root {
  --bg: #0e0b09;
  --bg-2: #15110e;
  --bg-3: #1d1814;
  --side-bg: #08070a;
  --ink: #f3ece3;
  --ink-dim: #b9ad9c;
  --ink-faint: #6b6258;
  --ember: #ff7a1a;
  --ember-deep: #c04a05;
  --ember-glow: rgba(255, 122, 26, 0.35);
  --steel: #8c98a4;
  --line: rgba(243, 236, 227, 0.08);
  --line-strong: rgba(243, 236, 227, 0.18);
  --side-w: 260px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 300;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -0.015em;
  color: var(--ink);
}

h1 { font-size: clamp(3rem, 7vw, 6rem); }
h2 { font-size: clamp(2.25rem, 4.5vw, 4rem); }
h3 { font-size: 1.4rem; font-weight: 600; }
h4 { font-size: 1.2rem; font-weight: 600; letter-spacing: 0.02em; }

em { font-style: italic; color: var(--ember); font-family: 'Cormorant Garamond', serif; }

p { color: var(--ink-dim); }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.eyebrow {
  font-family: 'Inter', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--ember);
  font-weight: 500;
  margin-bottom: 1.25rem;
}

/* ============ SIDEBAR ============ */
.sidebar {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: var(--side-w);
  background: var(--side-bg);
  border-right: 1px solid var(--line);
  padding: 2.25rem 1.75rem 2rem;
  display: flex;
  flex-direction: column;
  z-index: 50;
  overflow-y: auto;
}

.side-top { margin-bottom: 3rem; }

.brand {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  margin-bottom: 0.85rem;
}
.brand-mark {
  font-size: 1.85rem;
  color: var(--ember);
  line-height: 1;
  filter: drop-shadow(0 0 10px var(--ember-glow));
}
.brand-name {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1.1;
  color: var(--ink);
}

.brand-meta {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-faint);
  line-height: 1.7;
}

/* Nav */
.side-nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  border-top: 1px solid var(--line);
  padding-top: 1.5rem;
}

.nav-link {
  display: grid;
  grid-template-columns: 36px 1fr;
  align-items: center;
  padding: 0.85rem 0;
  position: relative;
  transition: all 0.25s;
}

.nav-link .num {
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.85rem;
  font-style: italic;
  color: var(--ink-faint);
  transition: color 0.25s;
}

.nav-link .label {
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  color: var(--ink-dim);
  font-weight: 400;
  transition: color 0.25s;
}

.nav-link::before {
  content: '';
  position: absolute;
  left: -1.75rem;
  top: 50%;
  width: 3px;
  height: 0;
  background: var(--ember);
  transform: translateY(-50%);
  transition: height 0.3s ease;
  box-shadow: 0 0 12px var(--ember-glow);
}

.nav-link:hover .label,
.nav-link.active .label { color: var(--ink); }
.nav-link:hover .num,
.nav-link.active .num { color: var(--ember); }
.nav-link.active::before { height: 60%; }
.nav-link.active .label { letter-spacing: 0.04em; }

/* Side bottom */
.side-bottom {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}
.side-line {
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--ink-dim);
  margin-bottom: 0.5rem;
}
.side-line.muted { color: var(--ink-faint); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; }

.ember-line {
  margin-top: 1.5rem;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--ember), transparent);
  opacity: 0.6;
  position: relative;
}
.ember-line::after {
  content: '';
  position: absolute;
  top: -2px; left: 50%;
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--ember);
  box-shadow: 0 0 12px var(--ember), 0 0 20px var(--ember-glow);
  animation: pulseDot 2.8s ease-in-out infinite;
}
@keyframes pulseDot {
  0%, 100% { opacity: 0.6; transform: translateX(-50%) scale(1); }
  50% { opacity: 1; transform: translateX(-50%) scale(1.5); }
}

/* ============ MOBILE MENU TOGGLE ============ */
.menu-toggle {
  display: none;
  position: fixed;
  top: 1rem; right: 1rem;
  z-index: 60;
  width: 44px; height: 44px;
  background: var(--bg-3);
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  padding: 12px 10px;
  cursor: pointer;
  flex-direction: column;
  justify-content: space-between;
}
.menu-toggle span {
  display: block;
  height: 2px;
  background: var(--ember);
  border-radius: 2px;
  transition: all 0.25s;
}
.menu-toggle.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ============ MAIN ============ */
.main {
  margin-left: var(--side-w);
  min-height: 100vh;
}

/* ============ HERO ============ */
.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  align-items: center;
  overflow: hidden;
}

.hero-img {
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: 60%;
  z-index: 1;
}
.hero-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: contrast(1.1) saturate(1.05);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, var(--bg) 0%, transparent 35%, transparent 70%, rgba(14,11,9,0.5) 100%),
    radial-gradient(ellipse at 70% 50%, rgba(255,122,26,0.15) 0%, transparent 60%);
}

.hero-text {
  position: relative;
  z-index: 2;
  padding: 4rem 2rem 4rem 5rem;
  max-width: 620px;
}
.hero-text h1 {
  margin-bottom: 1.75rem;
  font-weight: 500;
}
.hero-text .lede {
  font-size: 1.15rem;
  margin-bottom: 3rem;
  max-width: 38ch;
  color: var(--ink);
  font-weight: 300;
}

.hero-numbers {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
  padding-top: 2rem;
  border-top: 1px solid var(--line-strong);
}
.hero-numbers > div {
  display: flex;
  flex-direction: column;
}
.hero-numbers b {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 500;
  font-size: 2.25rem;
  color: var(--ember);
  line-height: 1;
}
.hero-numbers span {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-top: 0.5rem;
}

.hero-scroll {
  position: absolute;
  bottom: 2.5rem; left: 5rem;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--ink-faint);
  z-index: 2;
  animation: scrollBob 2s ease-in-out infinite;
}
@keyframes scrollBob {
  0%, 100% { transform: translateY(0); opacity: 0.5; }
  50% { transform: translateY(6px); opacity: 1; }
}

/* ============ SECTION HEADERS ============ */
.sec-head {
  padding: 7rem 5rem 3.5rem;
  max-width: 900px;
}
.sec-head h2 { margin-bottom: 1.25rem; }
.sec-lede {
  font-size: 1.1rem;
  color: var(--ink-dim);
  max-width: 60ch;
}

/* ============ BLADES — magazine grid ============ */
.blades {
  background: var(--bg);
  padding-bottom: 6rem;
}

.blade-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: 220px;
  gap: 1.25rem;
  padding: 0 5rem;
}

.blade {
  position: relative;
  overflow: hidden;
  background: var(--bg-3);
  border: 1px solid var(--line);
  transition: all 0.4s;
  display: flex;
  flex-direction: column;
}
.blade:hover {
  border-color: var(--ember-deep);
  transform: translateY(-3px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 40px rgba(255,122,26,0.07);
}

.blade-img-wrap {
  position: relative;
  flex: 1;
  overflow: hidden;
  min-height: 0;
}
.blade-img-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.blade:hover .blade-img-wrap img { transform: scale(1.04); }

.blade-img-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(8,7,10,0.85) 100%);
  pointer-events: none;
}

.blade-info {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 1.5rem 1.75rem;
  z-index: 2;
}
.blade-num {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-size: 0.85rem;
  color: var(--ember);
  margin-bottom: 0.35rem;
}
.blade-info h3 { color: var(--ink); margin-bottom: 0.4rem; }
.blade-meta {
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--ink-dim);
  font-style: italic;
  margin-bottom: 0.85rem;
}
.blade-desc {
  font-size: 0.92rem;
  color: var(--ink-dim);
  margin-bottom: 1.2rem;
  max-width: 42ch;
}
.blade-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.75rem;
}
.blade-tag {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  background: var(--ember);
  color: #1a0d04;
  padding: 0.3rem 0.65rem;
  border-radius: 2px;
  margin-right: 0.5rem;
}
.blade-tag.tag-sold { background: var(--ink-faint); color: var(--bg); }
.blade-tag.tag-hold { background: var(--steel); color: var(--bg); }
.blade-price {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--ink);
  margin-left: 0.5rem;
}

/* Asymmetric magazine grid */
.b1 { grid-column: span 4; grid-row: span 2; }
.b2 { grid-column: span 2; }
.b3 { grid-column: span 2; }
.b4 { grid-column: span 3; grid-row: span 2; }
.b5 { grid-column: span 3; }
.b6 { grid-column: span 3; }

/* ============ PROCESS ============ */
.process {
  background: var(--bg-2);
  padding-bottom: 7rem;
  position: relative;
}

.process-wrap {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  padding: 0 5rem;
  align-items: start;
}

.process-photo {
  position: sticky;
  top: 4rem;
}
.process-photo img {
  width: 100%;
  height: auto;
  aspect-ratio: 4/5;
  object-fit: cover;
  filter: contrast(1.1) saturate(1.1);
}
.photo-caption {
  margin-top: 1rem;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
  font-style: italic;
}

.steps {
  list-style: none;
  display: flex;
  flex-direction: column;
}
.steps li {
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--line);
  position: relative;
  padding-left: 5rem;
}
.steps li:last-child { border-bottom: none; }

.step-num {
  position: absolute;
  left: 0; top: 1.75rem;
  font-family: 'Cormorant Garamond', serif;
  font-size: 2.5rem;
  font-style: italic;
  font-weight: 500;
  color: var(--ember-deep);
  line-height: 1;
}
.steps h4 { margin-bottom: 0.5rem; }
.steps p { font-size: 1rem; max-width: 55ch; }

/* ============ SMITH ============ */
.smith {
  background: var(--bg);
  padding: 7rem 5rem;
}

.smith-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 5rem;
  align-items: center;
  max-width: 1200px;
}

.smith-photo {
  position: relative;
}
.smith-photo img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  filter: contrast(1.05) saturate(0.95);
}
.smith-photo::before {
  content: '';
  position: absolute;
  inset: -1rem -1rem 1rem 1rem;
  border: 1px solid var(--ember-deep);
  z-index: -1;
  opacity: 0.5;
}

.smith-text h2 { margin: 0.5rem 0 1.75rem; }
.smith-text p { margin-bottom: 1.25rem; font-size: 1.05rem; line-height: 1.75; }
.smith-lead {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem !important;
  font-style: italic;
  color: var(--ink) !important;
  font-weight: 400;
  line-height: 1.5 !important;
}
.signature {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-size: 1.6rem;
  color: var(--ember);
  margin-top: 2rem !important;
}

/* ============ COMMISSION ============ */
.commission {
  background: var(--bg-2);
  padding: 7rem 5rem;
  position: relative;
}
.commission::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 200px;
  background: radial-gradient(ellipse at 50% 0%, rgba(255,122,26,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.commission-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  max-width: 1200px;
  position: relative;
}

.commission-aside h2 { margin-bottom: 1.5rem; }
.commission-aside p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  color: var(--ink);
}
.commission-aside strong { color: var(--ember); font-weight: 500; }

.commission-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.commission-bullets li {
  font-size: 0.95rem;
  color: var(--ink-dim);
  padding-left: 1.5rem;
  position: relative;
}
.commission-bullets li::before {
  content: '⚒';
  position: absolute;
  left: 0;
  color: var(--ember);
  font-size: 0.85rem;
}

.commission-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.commission-form label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.commission-form span {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.commission-form input,
.commission-form select,
.commission-form textarea {
  background: var(--bg-3);
  border: 1px solid var(--line);
  color: var(--ink);
  font-family: inherit;
  font-size: 1rem;
  padding: 0.95rem 1rem;
  border-radius: 2px;
  transition: border-color 0.2s;
}
.commission-form input:focus,
.commission-form select:focus,
.commission-form textarea:focus {
  outline: none;
  border-color: var(--ember);
}
.commission-form textarea { resize: vertical; }

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  background: linear-gradient(180deg, var(--ember) 0%, var(--ember-deep) 100%);
  color: #1a0d04;
  border: none;
  border-radius: 2px;
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.25s;
  box-shadow: 0 0 0 1px var(--ember-deep), 0 8px 32px var(--ember-glow);
  align-self: flex-start;
  margin-top: 0.5rem;
}
.btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 0 0 1px var(--ember), 0 12px 40px var(--ember-glow);
}
.btn-primary:disabled {
  opacity: 0.7;
  cursor: default;
}

/* ============ FOOTER ============ */
.foot {
  background: var(--side-bg);
  padding: 5rem 5rem 3rem;
  text-align: center;
  border-top: 1px solid var(--line);
}
.foot-quote {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-size: 1.75rem;
  color: var(--ink);
  margin-bottom: 0.75rem;
  font-weight: 400;
}
.foot-attr {
  font-size: 0.85rem;
  color: var(--ink-faint);
  letter-spacing: 0.08em;
  margin-bottom: 3rem;
}
.foot-meta {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 1100px) {
  .hero-text { padding-left: 3rem; }
  .hero-scroll { left: 3rem; }
  .sec-head, .blade-grid, .process-wrap, .smith, .commission, .foot { padding-left: 3rem; padding-right: 3rem; }
  .smith-grid, .commission-grid { gap: 3rem; }
}

@media (max-width: 900px) {
  :root { --side-w: 0px; }
  .menu-toggle { display: flex; }

  .sidebar {
    width: 280px;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: 55;
  }
  .sidebar.open { transform: translateX(0); box-shadow: 0 0 60px rgba(0,0,0,0.6); }
  .main { margin-left: 0; }

  .hero { grid-template-columns: 1fr; }
  .hero-img { width: 100%; opacity: 0.4; }
  .hero-overlay {
    background: linear-gradient(180deg, rgba(14,11,9,0.5) 0%, var(--bg) 80%);
  }
  .hero-text { padding: 6rem 2rem 4rem; max-width: none; }
  .hero-scroll { display: none; }
  .hero-numbers { gap: 1.5rem; }

  .sec-head { padding: 5rem 2rem 2.5rem; }
  .blade-grid { padding: 0 2rem; grid-template-columns: 1fr; grid-auto-rows: 320px; }
  .b1, .b2, .b3, .b4, .b5, .b6 { grid-column: span 1; grid-row: span 1; }

  .process-wrap { grid-template-columns: 1fr; padding: 0 2rem; gap: 2.5rem; }
  .process-photo { position: static; }

  .smith, .commission, .foot { padding: 5rem 2rem; }
  .smith-grid, .commission-grid { grid-template-columns: 1fr; gap: 2.5rem; }

  .steps li { padding-left: 4rem; }
  .step-num { font-size: 2rem; }
}