/* ============================================================
   IRON & EDGE — Knifemaking Journal
   A craftsman's record, forged in steel and story.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,700;0,900;1,400;1,700&family=Lora:ital,wght@0,400;0,500;1,400&family=Cinzel:wght@400;600;900&display=swap');

/* ── CSS Variables ── */
:root {
  --forge-black:    #0d0b09;
  --iron-dark:      #1a1612;
  --anvil:          #2a2420;
  --rust-shadow:    #3d2b1f;
  --copper:         #8b4a2b;
  --ember:          #c4622d;
  --hot-steel:      #e8955a;
  --cream:          #f0e8d8;
  --parchment:      #e8dcc8;
  --aged-white:     #d4c9b0;
  --steel-mid:      #9a8f80;
  --steel-light:    #c8bfb0;

  --font-display:   'Cinzel', serif;
  --font-heading:   'Playfair Display', serif;
  --font-body:      'Lora', serif;

  --section-gap:    6rem;
  --content-max:    860px;
  --wide-max:       1100px;
}

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

html { scroll-behavior: smooth; font-size: 17px; }

body {
  background-color: var(--forge-black);
  color: var(--cream);
  font-family: var(--font-body);
  line-height: 1.8;
  overflow-x: hidden;
}

/* Subtle grain texture overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23noise)' opacity='0.035'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1000;
  opacity: 0.6;
}

img { display: block; max-width: 100%; }
a { color: var(--hot-steel); text-decoration: none; transition: color 0.25s; }
a:hover { color: var(--ember); }

/* ── Utility ── */
.container {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 2rem;
}
.wide-container {
  max-width: var(--wide-max);
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── Top Bar ── */
.top-bar {
  background: var(--iron-dark);
  border-bottom: 1px solid var(--rust-shadow);
  padding: 0.5rem 0;
  text-align: center;
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  color: var(--steel-mid);
  text-transform: uppercase;
}

/* ── Navigation ── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13, 11, 9, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--rust-shadow);
  padding: 1.1rem 0;
}

.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--wide-max);
  margin: 0 auto;
  padding: 0 2rem;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--cream);
  text-transform: uppercase;
}
.nav-logo span {
  color: var(--ember);
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 2.2rem;
}
.nav-links a {
  font-family: var(--font-display);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--steel-light);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--hot-steel); }

/* ── Hero ── */
.hero {
  position: relative;
  height: 92vh;
  min-height: 560px;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
}

.hero-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  filter: brightness(0.55) saturate(0.75);
  transform: scale(1.03);
  animation: slow-pan 20s ease-in-out infinite alternate;
}

@keyframes slow-pan {
  from { transform: scale(1.03) translateX(0); }
  to   { transform: scale(1.06) translateX(-1.5%); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    var(--forge-black) 0%,
    rgba(13,11,9,0.6) 40%,
    rgba(13,11,9,0.1) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 0 2rem 5rem;
  max-width: var(--wide-max);
  margin: 0 auto;
  width: 100%;
  animation: fade-up 1.2s ease both;
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-eyebrow {
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--ember);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}
.hero-eyebrow::before {
  content: '';
  display: inline-block;
  width: 2rem;
  height: 1px;
  background: var(--ember);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 900;
  line-height: 1.0;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--cream);
  text-shadow: 0 2px 40px rgba(0,0,0,0.8);
  margin-bottom: 0.5rem;
}

.hero-title em {
  display: block;
  color: var(--hot-steel);
  font-style: normal;
  font-weight: 400;
  font-size: 0.55em;
  letter-spacing: 0.12em;
}

.hero-subtitle {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--aged-white);
  max-width: 480px;
  margin-top: 1rem;
  opacity: 0.85;
}

/* ── Divider ── */
.ornament-divider {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  margin: 1.5rem 0;
}
.ornament-divider .line {
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--rust-shadow));
}
.ornament-divider .line.right {
  background: linear-gradient(to left, transparent, var(--rust-shadow));
}
.ornament-divider .diamond {
  width: 8px;
  height: 8px;
  background: var(--ember);
  transform: rotate(45deg);
  flex-shrink: 0;
}

/* ── Section Titles ── */
.section-header {
  margin-bottom: 3rem;
}
.section-eyebrow {
  font-family: var(--font-display);
  font-size: 0.62rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--ember);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.7rem;
}
.section-eyebrow::before {
  content: '';
  display: inline-block;
  width: 1.5rem;
  height: 1px;
  background: var(--ember);
}
.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  color: var(--cream);
  line-height: 1.2;
}

/* ── Intro / About ── */
.intro-section {
  padding: var(--section-gap) 0;
  border-bottom: 1px solid var(--rust-shadow);
}

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  align-items: start;
}

.intro-aside {
  position: sticky;
  top: 6rem;
}

.author-card {
  background: var(--iron-dark);
  border: 1px solid var(--rust-shadow);
  padding: 1.8rem;
  text-align: center;
}

.author-card .author-initial {
  width: 64px;
  height: 64px;
  background: var(--rust-shadow);
  border: 2px solid var(--ember);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--hot-steel);
  margin: 0 auto 1.2rem;
}

.author-name {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cream);
  margin-bottom: 0.3rem;
}
.author-title {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 0.85rem;
  color: var(--steel-mid);
  margin-bottom: 1.2rem;
}
.author-tools {
  border-top: 1px solid var(--rust-shadow);
  padding-top: 1.2rem;
  font-size: 0.8rem;
  color: var(--steel-light);
}
.author-tools strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ember);
  margin-bottom: 0.5rem;
}
.author-tools ul {
  list-style: none;
  line-height: 2;
}
.author-tools ul li::before {
  content: '— ';
  color: var(--copper);
}

.intro-body p {
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
  color: var(--parchment);
}
.intro-body p.lead {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-style: italic;
  color: var(--cream);
  border-left: 3px solid var(--ember);
  padding-left: 1.2rem;
  margin-bottom: 2rem;
}

/* ── Journal Log ── */
.log-section {
  padding: var(--section-gap) 0;
  border-bottom: 1px solid var(--rust-shadow);
}

.log-entries {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.log-entry {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 2.5rem;
  align-items: start;
  animation: fade-up 0.8s ease both;
}

.log-date-block {
  text-align: center;
  background: var(--iron-dark);
  border: 1px solid var(--rust-shadow);
  padding: 1rem 0.5rem;
  position: relative;
}
.log-date-block::after {
  content: '';
  position: absolute;
  top: 50%;
  right: -2.5rem;
  width: 2rem;
  height: 1px;
  background: var(--rust-shadow);
}

.log-date-day {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 900;
  color: var(--hot-steel);
  line-height: 1;
}
.log-date-month {
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--steel-mid);
  margin-top: 0.25rem;
}
.log-date-year {
  font-family: var(--font-display);
  font-size: 0.65rem;
  color: var(--copper);
  margin-top: 0.15rem;
}

.log-entry-content {}
.log-entry-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--cream);
  margin-bottom: 0.6rem;
}
.log-entry-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.58rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ember);
  border: 1px solid var(--ember);
  padding: 0.15rem 0.6rem;
  margin-bottom: 0.9rem;
}
.log-entry-body {
  color: var(--parchment);
  font-size: 0.97rem;
  line-height: 1.85;
}

/* ── Methods Section ── */
.methods-section {
  padding: var(--section-gap) 0;
  border-bottom: 1px solid var(--rust-shadow);
  background: linear-gradient(180deg, transparent, var(--iron-dark) 30%, var(--iron-dark) 70%, transparent);
}

.methods-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5px;
  background: var(--rust-shadow);
  border: 1px solid var(--rust-shadow);
}

.method-card {
  background: var(--iron-dark);
  padding: 2.2rem 1.8rem;
  transition: background 0.3s;
}
.method-card:hover {
  background: var(--anvil);
}
.method-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--rust-shadow);
  line-height: 1;
  margin-bottom: 0.8rem;
  transition: color 0.3s;
}
.method-card:hover .method-number {
  color: var(--ember);
}
.method-card h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--cream);
  margin-bottom: 0.6rem;
}
.method-card p {
  font-size: 0.88rem;
  color: var(--steel-light);
  line-height: 1.7;
}

/* ── Quote Block ── */
.quote-section {
  padding: 4rem 0;
  text-align: center;
}
.forge-quote {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: clamp(1.3rem, 2.5vw, 1.9rem);
  color: var(--aged-white);
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.5;
  position: relative;
  padding: 0 2rem;
}
.forge-quote::before,
.forge-quote::after {
  content: '"';
  font-family: var(--font-display);
  font-size: 5rem;
  color: var(--rust-shadow);
  position: absolute;
  line-height: 1;
}
.forge-quote::before { top: -1rem; left: 0; }
.forge-quote::after  { bottom: -2.5rem; right: 0; content: '"'; }
.forge-quote cite {
  display: block;
  font-style: normal;
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ember);
  margin-top: 1.5rem;
}

/* ── Footer ── */
footer {
  background: var(--iron-dark);
  border-top: 1px solid var(--rust-shadow);
  padding: 3rem 0 2rem;
  margin-top: 4rem;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--cream);
}
.footer-logo span { color: var(--ember); }
.footer-tagline {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 0.9rem;
  color: var(--steel-mid);
}
.footer-meta {
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--rust-shadow);
  margin-top: 0.5rem;
}

/* ── Scroll Reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .intro-grid {
    grid-template-columns: 1fr;
  }
  .intro-aside {
    position: static;
  }
  .log-entry {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .log-date-block::after { display: none; }
  .methods-grid {
    grid-template-columns: 1fr;
  }
  .nav-links { display: none; }
}