/* ==========================================================================
   GRAIN & GROOVE WOODWORKS — MASTER CRAFTSMAN & BLUEPRINT DESIGN SYSTEM
   Static Portfolio Showcase · Zero Backend · 100% Responsive (320px–1440px+)
   ========================================================================== */

:root {
  /* Core Workshop Palette */
  --timber: #8E6731;         /* Primary Accent — Warm Walnut / Timber */
  --timber-dark: #7A5627;    /* Hover / Deep Saddle Timber */
  --timber-light: #B68F56;   /* Soft Brass / Sapwood Highlight */
  --olive: #868E31;          /* Secondary Accent — Workshop Olive / Brass */
  --olive-dark: #6F7528;     /* Olive Hover */
  --forest: #588E31;         /* Tertiary Accent — Craftsman Green */
  --paper: #F7F1E4;          /* Primary Background — Warm Workshop Paper */
  --paper-alt: #EFE8D6;      /* Secondary Background — Aged Parchment */
  --paper-card: #FAF6EC;     /* Physical Sample Card Surface */
  --ink: #2A1F14;            /* Primary Text & Blueprint Dark Surface */
  --ink-deep: #1E150D;       /* Deepest Espresso Ground */
  --ink-muted: #6B5A44;      /* Secondary Muted Espresso */
  --border: #D4C5A8;         /* Hairline Rule & Card Border */
  --border-strong: #B5A17E;  /* Emphasized Rule */
  --grid-line: rgba(212, 197, 168, 0.42); /* Blueprint Grid Line */
  --rust: #A8452B;           /* Carpenter's Red Pencil / Stamp Ink */
  --rust-light: #E07A5F;     /* Chalk / Red Pencil on Dark Grounds */

  /* Typography Families */
  --font-display: 'Bitter', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-hand: 'Caveat', cursive;

  /* Layout & Spacing */
  --container-max: 1320px;
  --header-h: 82px;
  --shadow-card: 0 4px 12px rgba(42, 31, 20, 0.08);
  --shadow-card-hover: 0 12px 26px rgba(42, 31, 20, 0.14);
  --transition-fast: 180ms cubic-bezier(0.22, 1, 0.36, 1);
  --transition-smooth: 320ms cubic-bezier(0.22, 1, 0.36, 1);
}

/* ==========================================================================
   1. RESET & BASE BLUEPRINT GRAPH CANVAS
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: 1.0625rem; /* 17px */
  line-height: 1.68;
  color: var(--ink);
  background-color: var(--paper);
  /* Subtle 24px technical graph paper background across the site */
  background-image:
    repeating-linear-gradient(0deg, var(--grid-line) 0px, var(--grid-line) 1px, transparent 1px, transparent 24px),
    repeating-linear-gradient(90deg, var(--grid-line) 0px, var(--grid-line) 1px, transparent 1px, transparent 24px);
  background-attachment: scroll;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast);
}

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  border-radius: 0; /* Strictly 0px sharp workshop aesthetic */
}

button {
  cursor: pointer;
}

:focus-visible {
  outline: 2px dashed var(--rust);
  outline-offset: 3px;
}

/* ==========================================================================
   2. TYPOGRAPHY & TECHNICAL LABELS
   ========================================================================== */
h1, h2, h3, h4, .serif-heading {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.hero-headline {
  font-size: clamp(2.25rem, 4.8vw, 4.1rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.025em;
}

.section-heading {
  font-size: clamp(1.75rem, 3.4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.15;
}

.card-title {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 700;
  line-height: 1.25;
}

.mono-label {
  font-family: var(--font-mono);
  font-size: 0.75rem; /* 12px minimum for mobile legibility */
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--timber);
}

.section-index-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.section-index-header .mono-label {
  white-space: nowrap;
  color: var(--timber);
  background: var(--paper-alt);
  padding: 0.25rem 0.65rem;
  border: 1px solid var(--border);
}

.section-index-header .index-rule {
  flex: 1;
  height: 1px;
  background: var(--border);
  position: relative;
}

.section-index-header .index-rule::after {
  content: '';
  position: absolute;
  right: 0;
  top: -3px;
  width: 7px;
  height: 7px;
  border-right: 1.5px solid var(--timber);
  border-top: 1.5px solid var(--timber);
}

/* Handwritten Carpenter Pencil Annotations */
.hand-note {
  font-family: var(--font-hand);
  font-weight: 700;
  font-size: 1.35rem;
  line-height: 1.2;
  color: var(--rust);
  display: inline-block;
}

.hand-note--light {
  color: var(--rust-light);
}

/* Stamped & Rotated Workshop Badges */
.workshop-stamp {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.35rem 0.75rem;
  border: 2px solid var(--rust);
  color: var(--rust);
  background: rgba(168, 69, 43, 0.05);
  transform: rotate(-2deg);
  box-shadow: inset 0 0 0 1px rgba(168, 69, 43, 0.18);
  user-select: none;
}

.workshop-stamp--ink {
  border-color: var(--ink);
  color: var(--ink);
  background: var(--paper-alt);
}

.workshop-stamp--olive {
  border-color: var(--olive-dark);
  color: var(--olive-dark);
  background: rgba(134, 142, 49, 0.08);
  transform: rotate(1.5deg);
}

.workshop-stamp--forest {
  border-color: var(--forest);
  color: var(--forest);
  background: rgba(88, 142, 49, 0.08);
}

/* ==========================================================================
   3. CONTAINERS & SECTION UTILITIES
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 2rem;
}

.section-pad {
  padding: 6rem 0;
  position: relative;
}

.section-pad--sm {
  padding: 4rem 0;
}

.bg-parchment {
  background-color: var(--paper-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.bg-ink-blueprint {
  background-color: var(--ink);
  color: var(--paper);
  background-image:
    repeating-linear-gradient(0deg, rgba(247, 241, 228, 0.05) 0px, rgba(247, 241, 228, 0.05) 1px, transparent 1px, transparent 24px),
    repeating-linear-gradient(90deg, rgba(247, 241, 228, 0.05) 0px, rgba(247, 241, 228, 0.05) 1px, transparent 1px, transparent 24px);
  position: relative;
}

/* Diagonal Section Dividers */
.diagonal-bottom {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), 0 100%);
  padding-bottom: calc(5rem + 28px);
}

.diagonal-both {
  clip-path: polygon(0 24px, 100% 0, 100% calc(100% - 24px), 0 100%);
  padding-top: calc(6rem + 24px);
  padding-bottom: calc(6rem + 24px);
}

/* ==========================================================================
   4. BUTTONS & WORKSHOP CONTROLS (SHARP 0PX CORNERS)
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  min-height: 48px;
  padding: 0.85rem 1.65rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 0;
  border: 2px solid transparent;
  transition: transform var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--timber);
  color: var(--paper);
  border-color: var(--timber);
  box-shadow: 3px 3px 0 var(--ink);
}

.btn--primary:hover {
  background-color: var(--timber-dark);
  border-color: var(--timber-dark);
  transform: translate(-1px, -1px);
  box-shadow: 5px 5px 0 var(--ink);
}

.btn--outline-ink {
  background-color: transparent;
  color: var(--ink);
  border-color: var(--ink);
}

.btn--outline-ink:hover {
  background-color: var(--ink);
  color: var(--paper);
}

.btn--outline-paper {
  background-color: transparent;
  color: var(--paper);
  border-color: var(--paper);
}

.btn--outline-paper:hover {
  background-color: var(--paper);
  color: var(--ink);
}

.btn--ink {
  background-color: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
  box-shadow: 3px 3px 0 rgba(42, 31, 20, 0.35);
}

.btn--ink:hover {
  background-color: var(--ink-deep);
  transform: translate(-1px, -1px);
}

.text-link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
  padding: 0.5rem 0;
  min-height: 44px;
  border-bottom: 1.5px solid var(--timber);
}

.text-link-arrow:hover {
  color: var(--timber);
  gap: 0.75rem;
}

/* ==========================================================================
   5. STICKY HEADER & WORKSHOP NAVIGATION
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(247, 241, 228, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition-fast);
}

.site-header.is-scrolled {
  box-shadow: 0 6px 20px rgba(42, 31, 20, 0.08);
}

.site-header::after {
  content: '';
  display: block;
  width: 100%;
  height: 3px;
  background: url('../img/textures/wood-grain.svg') center/cover no-repeat;
  opacity: 0.75;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 1.5rem;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  flex-shrink: 0;
}

.brand-logo img {
  height: 48px;
  width: auto;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  padding: 0.65rem 0.25rem;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 4px;
  width: 100%;
  height: 2px;
  background-color: var(--rust);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.is-active::after {
  transform: scaleX(1);
}

.nav-link.is-active {
  color: var(--timber-dark);
  font-weight: 700;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.header-phone {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--ink-muted);
  letter-spacing: 0.04em;
  padding: 0.5rem;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.header-phone:hover {
  color: var(--ink);
}

/* Mobile Menu Trigger */
.mobile-nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1.5px solid var(--ink);
  background: var(--paper-card);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
}

.mobile-nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--ink);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.mobile-nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.mobile-nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.mobile-nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Drawer Overlay */
.mobile-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(30, 21, 13, 0.6);
  z-index: 1010;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-smooth), visibility var(--transition-smooth);
}

.mobile-drawer-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: min(360px, 88vw);
  height: 100vh;
  background-color: var(--paper);
  background-image:
    repeating-linear-gradient(0deg, var(--grid-line) 0px, var(--grid-line) 1px, transparent 1px, transparent 24px),
    repeating-linear-gradient(90deg, var(--grid-line) 0px, var(--grid-line) 1px, transparent 1px, transparent 24px);
  border-left: 2px solid var(--ink);
  z-index: 1020;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transform: translateX(100%);
  transition: transform var(--transition-smooth);
  overflow-y: auto;
}

.mobile-drawer.is-open {
  transform: translateX(0);
}

.mobile-drawer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
}

.mobile-drawer-close {
  width: 44px;
  height: 44px;
  border: 1.5px solid var(--ink);
  background: var(--paper-card);
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
}

.mobile-drawer-links {
  display: flex;
  flex-direction: column;
  margin: 1.5rem 0;
}

.mobile-drawer-links a {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  padding: 0.9rem 0;
  border-bottom: 1px dashed var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-drawer-links a span.mono-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--timber);
}

.mobile-drawer-footer {
  border-top: 1.5px solid var(--ink);
  padding-top: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

/* ==========================================================================
   6. HERO SECTION — ASYMMETRIC ARCHITECTURAL SPREAD
   ========================================================================== */
.hero-section {
  padding: 4.5rem 0 6rem;
  background-color: var(--paper);
  border-bottom: 2px solid var(--ink);
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.95fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-eyebrow-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 1.25rem;
}

.hero-lead {
  font-size: 1.125rem;
  color: var(--ink-muted);
  max-width: 58ch;
  margin: 1.35rem 0 2rem;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.hero-spec-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding-top: 1.75rem;
  border-top: 1px dashed var(--border-strong);
}

.spec-pill {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.45rem 0.85rem;
  background-color: var(--paper-alt);
  border: 1px solid var(--border-strong);
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.spec-pill::before {
  content: '■';
  color: var(--timber);
  font-size: 0.65rem;
}

/* Hero Right Technical Drawing + Photo Card */
.hero-blueprint-stage {
  position: relative;
}

.blueprint-frame {
  background: var(--paper-card);
  border: 2px solid var(--ink);
  padding: 1rem;
  box-shadow: 8px 8px 0 var(--border-strong);
  position: relative;
}

.blueprint-stamp-float {
  position: absolute;
  top: -16px;
  right: 18px;
  z-index: 4;
  background: var(--paper-card);
}

.blueprint-photo-inset {
  margin-top: 0.85rem;
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 1rem;
  align-items: center;
  background: var(--paper-alt);
  border: 1px solid var(--border-strong);
  padding: 0.65rem;
}

.blueprint-photo-inset img {
  width: 140px;
  height: 88px;
  object-fit: cover;
  border: 1px solid var(--ink);
  filter: sepia(0.12) contrast(1.04);
}

.blueprint-photo-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.5;
}

.blueprint-photo-meta strong {
  display: block;
  color: var(--ink);
  font-size: 0.8rem;
}

/* Intro Strip below Hero */
.intro-strip {
  background-color: var(--paper-alt);
  border-bottom: 1.5px solid var(--border-strong);
  padding: 1.15rem 0;
}

.intro-strip-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink);
}

.intro-strip-inner span.sep {
  color: var(--rust);
}

/* ==========================================================================
   7. NO. 01 · WHAT WE MAKE — ASYMMETRIC PHYSICAL SAMPLE CARDS
   ========================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.25rem;
  margin-top: 2.75rem;
}

.sample-card {
  background-color: var(--paper-card);
  border: 1.5px solid var(--border-strong);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-fast);
  position: relative;
}

/* Subtle physical workshop rotation on desktop */
.sample-card--rot-left {
  transform: rotate(-0.65deg);
}

.sample-card--rot-right {
  transform: rotate(0.65deg);
}

.sample-card:hover {
  transform: rotate(0deg) translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--ink);
}

.sample-card-media {
  position: relative;
  height: 230px;
  overflow: hidden;
  border-bottom: 1.5px solid var(--ink);
  background-color: var(--ink);
}

.sample-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: sepia(0.1) contrast(1.05);
  transition: transform 600ms cubic-bezier(0.22, 1, 0.36, 1);
}

.sample-card:hover .sample-card-media img {
  transform: scale(1.04);
}

/* Technical SVG Dimension Overlay on Photo */
.media-dim-overlay {
  position: absolute;
  inset: 10px;
  border: 1px dashed rgba(247, 241, 228, 0.65);
  pointer-events: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 0.5rem 0.65rem;
}

.media-dim-tag {
  align-self: flex-start;
  background: rgba(42, 31, 20, 0.88);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  padding: 0.2rem 0.55rem;
  border: 1px solid var(--timber);
}

.sample-card-body {
  padding: 1.75rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.sample-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.tool-badge {
  width: 48px;
  height: 48px;
  border: 1px solid var(--border-strong);
  background: var(--paper-alt);
  padding: 6px;
  flex-shrink: 0;
}

.sample-card-desc {
  color: var(--ink-muted);
  font-size: 0.98rem;
  margin-bottom: 1.25rem;
}

.spec-sublist {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px dashed var(--border-strong);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.45rem 1rem;
  margin-bottom: 1.35rem;
}

.spec-sublist li {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.spec-sublist li::before {
  content: '›';
  color: var(--rust);
  font-weight: 700;
}

/* ==========================================================================
   8. FEATURED PIECE — FULL-BLEED DARK BLUEPRINT SHOWCASE
   ========================================================================== */
.featured-blueprint-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: center;
}

.featured-drawing-wrap {
  border: 1.5px solid var(--timber);
  background: #22180F;
  padding: 0.75rem;
  position: relative;
}

.featured-real-photo-strip {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-top: 0.75rem;
}

.featured-real-photo-strip figure {
  position: relative;
  border: 1px solid rgba(212, 197, 168, 0.35);
  overflow: hidden;
  height: 135px;
}

.featured-real-photo-strip img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: sepia(0.14) contrast(1.06);
}

.featured-real-photo-strip figcaption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(30, 21, 13, 0.86);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.25rem 0.55rem;
  border-top: 1px solid var(--timber);
}

.featured-spec-panel {
  background: rgba(247, 241, 228, 0.04);
  border: 1px solid rgba(212, 197, 168, 0.28);
  padding: 2.25rem;
}

.featured-spec-panel h2 {
  color: var(--paper);
  margin: 0.65rem 0 1rem;
}

.featured-spec-table {
  margin: 1.5rem 0;
  border-top: 1px solid rgba(212, 197, 168, 0.25);
}

.featured-spec-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem 0;
  border-bottom: 1px dashed rgba(212, 197, 168, 0.22);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.featured-spec-row span:first-child {
  color: var(--border);
}

.featured-spec-row span:last-child {
  color: var(--paper);
  font-weight: 700;
  text-align: right;
}

.signature-block {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(212, 197, 168, 0.25);
}

/* ==========================================================================
   9. NO. 02 · THE PROCESS — BLUEPRINT DIMENSION TIMELINE
   ========================================================================== */
.process-timeline {
  position: relative;
  margin-top: 3rem;
}

/* Horizontal dimension rule connecting all 5 steps on desktop */
.process-dimension-rail {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  margin-bottom: 1.5rem;
  padding: 0 1rem;
}

.process-dimension-rail::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 1.5px;
  background-color: var(--ink);
  z-index: 1;
}

.rail-tick {
  position: relative;
  z-index: 2;
  background: var(--paper);
  border: 1.5px solid var(--ink);
  padding: 0.2rem 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--ink);
}

.process-steps-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.25rem;
}

.process-step-card {
  background: var(--paper-card);
  border: 1px solid var(--border-strong);
  padding: 1.35rem;
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: var(--shadow-card);
}

.process-step-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.process-step-num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--rust);
  letter-spacing: 0.1em;
}

.process-step-icon {
  width: 42px;
  height: 42px;
}

.process-step-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.6rem;
}

.process-step-card p {
  font-size: 0.92rem;
  color: var(--ink-muted);
  line-height: 1.55;
}

.process-annotation-bar {
  margin-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem;
}

/* ==========================================================================
   10. NO. 03 · MATERIALS — WOOD & HARDWARE SWATCH BOARD
   ========================================================================== */
.materials-swatch-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1.15rem;
  margin-top: 2.5rem;
}

.swatch-card {
  background: var(--paper-card);
  border: 1.5px solid var(--border-strong);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-fast);
  display: flex;
  flex-direction: column;
}

.swatch-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--ink);
}

.swatch-sample-block {
  height: 132px;
  position: relative;
  overflow: hidden;
  border-bottom: 1.5px solid var(--ink);
}

.swatch-sample-block img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms ease;
}

.swatch-card:hover .swatch-sample-block img {
  transform: scale(1.07);
}

.swatch-tone-chip {
  position: absolute;
  bottom: 8px;
  right: 8px;
  width: 24px;
  height: 24px;
  border: 1.5px solid var(--paper);
  box-shadow: 0 2px 5px rgba(0,0,0,0.35);
}

.swatch-info {
  padding: 1rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.swatch-info h3 {
  font-size: 1.02rem;
  margin-bottom: 0.15rem;
}

.swatch-latin {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-style: italic;
  color: var(--timber-dark);
  margin-bottom: 0.65rem;
}

.swatch-note {
  font-size: 0.85rem;
  color: var(--ink-muted);
  line-height: 1.45;
  margin-top: auto;
  padding-top: 0.65rem;
  border-top: 1px dashed var(--border);
}

/* ==========================================================================
   11. STAMPED INDEX CARD TESTIMONIALS & EDITORIAL BAND
   ========================================================================== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.25rem;
  margin-top: 2.5rem;
}

.index-card-quote {
  background: var(--paper-card);
  border: 1.5px solid var(--ink);
  padding: 2.25rem;
  position: relative;
  box-shadow: 6px 6px 0 var(--border-strong);
  /* Subtle horizontal ruled index-card lines */
  background-image: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 31px,
    rgba(212, 197, 168, 0.35) 31px,
    rgba(212, 197, 168, 0.35) 32px
  );
}

.index-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--rust);
}

.index-card-quote blockquote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.15rem;
  line-height: 1.65;
  color: var(--ink);
  margin-bottom: 1.5rem;
}

.index-card-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.index-card-author img {
  width: 56px;
  height: 56px;
  object-fit: cover;
  border: 1.5px solid var(--ink);
}

.author-meta strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1rem;
}

.author-meta span {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-muted);
}

/* Full-bleed Dark Editorial Quote Band */
.editorial-quote-band {
  background-color: var(--ink);
  color: var(--paper);
  padding: 5.5rem 0;
  border-top: 2px solid var(--timber);
  border-bottom: 2px solid var(--timber);
  text-align: center;
  position: relative;
}

.editorial-quote-band blockquote {
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 2.8vw, 2.25rem);
  font-weight: 500;
  font-style: italic;
  line-height: 1.45;
  max-width: 44ch;
  margin: 0 auto 1.5rem;
  color: var(--paper);
}

.editorial-quote-band cite {
  font-family: var(--font-mono);
  font-style: normal;
  font-size: 0.8125rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--timber-light);
}

/* Final CTA Band in Warm Olive */
.cta-olive-band {
  background-color: var(--olive);
  color: var(--ink);
  padding: 4.5rem 0;
  border-bottom: 2px solid var(--ink);
  background-image:
    repeating-linear-gradient(0deg, rgba(42, 31, 20, 0.06) 0px, rgba(42, 31, 20, 0.06) 1px, transparent 1px, transparent 24px),
    repeating-linear-gradient(90deg, rgba(42, 31, 20, 0.06) 0px, rgba(42, 31, 20, 0.06) 1px, transparent 1px, transparent 24px);
}

.cta-olive-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 2rem;
}

.cta-olive-copy h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  color: var(--ink);
  margin-bottom: 0.5rem;
}

.cta-olive-copy p {
  font-size: 1.05rem;
  color: var(--ink-deep);
  max-width: 54ch;
}

.cta-olive-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.25rem;
}

/* ==========================================================================
   12. WORKSHOP FOOTER (DARK ESPRESSO PAPER)
   ========================================================================== */
.site-footer {
  background-color: var(--ink);
  color: var(--paper);
  padding: 4.5rem 0 2rem;
  font-size: 0.95rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr 1fr 1.1fr;
  gap: 2.5rem;
  padding-bottom: 3.5rem;
  border-bottom: 1px solid rgba(212, 197, 168, 0.22);
}

.footer-brand-desc {
  color: var(--border);
  margin: 1rem 0 1.25rem;
  font-size: 0.92rem;
  max-width: 34ch;
}

.footer-col-title {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--timber-light);
  margin-bottom: 1.15rem;
}

.footer-links li + li {
  margin-top: 0.6rem;
}

.footer-links a {
  color: var(--border);
  font-size: 0.92rem;
  display: inline-flex;
  align-items: center;
  min-height: 32px;
}

.footer-links a:hover {
  color: var(--paper);
  transform: translateX(3px);
}

.footer-meta-list li {
  color: var(--border);
  font-size: 0.9rem;
  margin-bottom: 0.65rem;
  display: flex;
  flex-direction: column;
}

.footer-meta-list strong {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--paper);
  letter-spacing: 0.06em;
}

.footer-bottom {
  padding-top: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--border);
}

/* ==========================================================================
   13. WORK.HTML — FILTER BAR, MASONRY PROJECT LOG, CASE STUDIES & MODAL
   ========================================================================== */
.page-hero-banner {
  padding: 4rem 0 3.5rem;
  border-bottom: 2px solid var(--ink);
  background-color: var(--paper-alt);
}

.filter-bar-wrap {
  background: var(--paper-card);
  border-bottom: 1.5px solid var(--border-strong);
  padding: 1.15rem 0;
  position: sticky;
  top: var(--header-h);
  z-index: 90;
}

.filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.filter-tabs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter-btn {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.6rem 1rem;
  min-height: 44px;
  border: 1.5px solid var(--border-strong);
  background: var(--paper);
  color: var(--ink-muted);
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.filter-btn.is-active {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
  box-shadow: 3px 3px 0 var(--timber);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 2.5rem;
}

.project-card {
  background: var(--paper-card);
  border: 1.5px solid var(--border-strong);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-fast);
}

.project-card.is-hidden {
  display: none;
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--ink);
}

.project-card-thumb {
  position: relative;
  height: 240px;
  border-bottom: 1.5px solid var(--ink);
  overflow: hidden;
  background: var(--ink);
}

.project-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: sepia(0.08) contrast(1.04);
  transition: transform 500ms ease;
}

.project-card:hover .project-card-thumb img {
  transform: scale(1.05);
}

.project-id-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: var(--paper-card);
  border: 1.5px solid var(--ink);
  padding: 0.2rem 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--ink);
}

.project-cat-stamp {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: rgba(42, 31, 20, 0.9);
  color: var(--paper);
  border: 1px solid var(--timber);
  padding: 0.2rem 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
}

.project-card-body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-spec-list {
  margin: 1rem 0 1.25rem;
  padding: 0.85rem;
  background: var(--paper-alt);
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.65;
}

.project-spec-list div {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
}

.project-spec-list dt {
  color: var(--ink-muted);
}

.project-spec-list dd {
  font-weight: 700;
  color: var(--ink);
  text-align: right;
}

/* Deep Case Study Spreads */
.case-study-box {
  background: var(--paper-card);
  border: 2px solid var(--ink);
  padding: 2.5rem;
  margin-top: 2.5rem;
  box-shadow: 8px 8px 0 var(--border-strong);
}

.case-study-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2.5rem;
  align-items: center;
}

/* ==========================================================================
   14. CRAFT.HTML — JOINERY CARDS, ANATOMY DIAGRAM, TEAM & TIMELINE
   ========================================================================== */
.joinery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  margin-top: 2.5rem;
}

.joinery-card {
  background: var(--paper-card);
  border: 1.5px solid var(--border-strong);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
}

.joinery-svg-box {
  height: 150px;
  background: var(--paper-alt);
  border: 1px solid var(--border-strong);
  margin-bottom: 1.15rem;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 2.5rem;
}

.craftsman-card {
  background: var(--paper-card);
  border: 1.5px solid var(--ink);
  box-shadow: 6px 6px 0 var(--border-strong);
  overflow: hidden;
}

.craftsman-photo {
  height: 250px;
  border-bottom: 1.5px solid var(--ink);
  position: relative;
}

.craftsman-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: sepia(0.15) contrast(1.05);
}

.craftsman-body {
  padding: 1.5rem;
}

/* ==========================================================================
   15. CONTACT.HTML — CLIPBOARD WORK ORDER FORM & STAMPED FAQ ACCORDION
   ========================================================================== */
.contact-layout-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 3rem;
  align-items: start;
}

.clipboard-form-sheet {
  background: var(--paper-card);
  border: 2px solid var(--ink);
  padding: 2.5rem;
  box-shadow: 8px 8px 0 var(--border-strong);
  position: relative;
}

/* Top Brass Clipboard Clip Illusion */
.clipboard-form-sheet::before {
  content: 'WORKSHOP COMMISSION ORDER SHEET · FORM GG-01';
  display: block;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  padding: 0.55rem 1rem;
  margin: -2.5rem -2.5rem 2rem -2.5rem;
  border-bottom: 2px solid var(--timber);
}

.form-row-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.form-row-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 0.4rem;
}

/* Underline-only Technical Work-Order Inputs */
.form-control {
  width: 100%;
  min-height: 46px;
  padding: 0.65rem 0.25rem;
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--ink);
  background-color: transparent;
  border: none;
  border-bottom: 1.5px solid var(--ink);
  border-radius: 0;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-bottom-color: var(--timber);
  border-bottom-width: 2px;
  background-color: rgba(142, 103, 49, 0.05);
}

select.form-control {
  cursor: pointer;
  background-color: var(--paper-alt);
  padding-left: 0.6rem;
  padding-right: 0.6rem;
}

textarea.form-control {
  border: 1.5px solid var(--ink);
  background-color: var(--paper);
  padding: 0.75rem;
  resize: vertical;
  min-height: 110px;
}

.form-error-msg {
  display: none;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--rust);
  margin-top: 0.35rem;
}

.form-group.has-error .form-control {
  border-color: var(--rust);
}

.form-group.has-error .form-error-msg {
  display: block;
}

/* Stamped FAQ Accordion */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
}

.faq-item {
  background: var(--paper-card);
  border: 1.5px solid var(--border-strong);
}

.faq-trigger {
  width: 100%;
  text-align: left;
  padding: 1.15rem 1.35rem;
  min-height: 54px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--ink);
}

.faq-trigger-stamp {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.2rem 0.55rem;
  border: 1.5px solid var(--ink);
  background: var(--paper-alt);
  flex-shrink: 0;
}

.faq-trigger[aria-expanded="true"] .faq-trigger-stamp {
  background: var(--rust);
  color: var(--paper);
  border-color: var(--rust);
}

.faq-content {
  display: none;
  padding: 0 1.35rem 1.35rem;
  color: var(--ink-muted);
  border-top: 1px dashed var(--border);
  padding-top: 1rem;
}

.faq-item.is-open .faq-content {
  display: block;
}

/* ==========================================================================
   16. MODALS — QUICK QUOTE, PROJECT SPEC SHEET & WAX-SEAL CONFIRMATION
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(30, 21, 13, 0.74);
  backdrop-filter: blur(4px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-smooth), visibility var(--transition-smooth);
}

.modal-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

.modal-sheet {
  background-color: var(--paper-card);
  background-image:
    repeating-linear-gradient(0deg, var(--grid-line) 0px, var(--grid-line) 1px, transparent 1px, transparent 24px),
    repeating-linear-gradient(90deg, var(--grid-line) 0px, var(--grid-line) 1px, transparent 1px, transparent 24px);
  border: 2px solid var(--ink);
  box-shadow: 12px 12px 0 rgba(0, 0, 0, 0.45);
  width: 100%;
  max-width: 620px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 2rem;
  position: relative;
}

.modal-sheet--lg {
  max-width: 820px;
}

.modal-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
  border-bottom: 2px solid var(--ink);
}

.modal-close-btn {
  width: 44px;
  height: 44px;
  border: 1.5px solid var(--ink);
  background: var(--paper-alt);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1rem;
}

.modal-close-btn:hover {
  background: var(--rust);
  color: var(--paper);
  border-color: var(--rust);
}

.wax-seal-badge {
  width: 72px;
  height: 72px;
  margin: 0 auto 1.25rem;
  border: 3px double var(--rust);
  background: rgba(168, 69, 43, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--rust);
  text-align: center;
  transform: rotate(-4deg);
}

/* ==========================================================================
   17. RESPONSIVE BREAKPOINTS (1440px, 1024px, 768px, 414px, 375px, 320px)
   ========================================================================== */
@media (max-width: 1180px) {
  .materials-swatch-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .process-steps-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .process-dimension-rail {
    display: none;
  }
}

@media (max-width: 1024px) {
  .main-nav,
  .header-phone {
    display: none;
  }
  .mobile-nav-toggle {
    display: inline-flex;
  }
  .hero-grid,
  .featured-blueprint-grid,
  .case-study-grid,
  .contact-layout-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .project-grid,
  .joinery-grid,
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 1.25rem;
  }
  .section-pad {
    padding: 4rem 0;
  }
  .services-grid,
  .testimonials-grid,
  .project-grid,
  .joinery-grid,
  .team-grid,
  .materials-swatch-grid,
  .process-steps-grid,
  .form-row-2,
  .form-row-3 {
    grid-template-columns: 1fr;
  }
  /* Remove card rotation on mobile/tablet for crisp legibility */
  .sample-card--rot-left,
  .sample-card--rot-right {
    transform: none;
  }
  .blueprint-photo-inset {
    grid-template-columns: 1fr;
  }
  .blueprint-photo-inset img {
    width: 100%;
    height: 150px;
  }
  .featured-real-photo-strip {
    grid-template-columns: 1fr;
  }
  .clipboard-form-sheet {
    padding: 1.5rem;
  }
  .clipboard-form-sheet::before {
    margin: -1.5rem -1.5rem 1.5rem -1.5rem;
  }
  .filter-bar {
    flex-direction: column;
    align-items: stretch;
  }
  .filter-tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 0.35rem;
  }
}

@media (max-width: 480px) {
  .header-actions .btn {
    display: none;
  }
  .brand-logo img {
    height: 40px;
  }
  .hero-section {
    padding: 2.75rem 0 4rem;
  }
  .hero-cta-group .btn {
    width: 100%;
  }
  .spec-sublist {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .modal-sheet {
    padding: 1.25rem;
  }
}

/* === MOBILE RESPONSIVE ENHANCEMENTS (v1.9.1) === */
html, body {
  overflow-x: hidden;
  max-width: 100vw;
}

/* Critical: prevent CSS Grid 1fr tracks from expanding to intrinsic SVG/img width (680px+) on mobile/tablet */
.hero-grid > *,
.services-grid > *,
.featured-blueprint-grid > *,
.process-steps-grid > *,
.materials-swatch-grid > *,
.testimonials-grid > *,
.project-grid > *,
.case-study-grid > *,
.joinery-grid > *,
.team-grid > *,
.contact-layout-grid > *,
.footer-grid > *,
.form-row-2 > *,
.form-row-3 > * {
  min-width: 0;
  max-width: 100%;
}

.blueprint-frame img,
.featured-drawing-wrap img,
.joinery-svg-box img {
  width: 100%;
  max-width: 100%;
  height: auto;
}

.services-grid--4col {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.mobile-drawer {
  overflow-y: auto;
  max-height: 100vh;
}

.modal-sheet {
  max-height: 90vh;
  overflow-y: auto;
}

@media (max-width: 1024px) {
  .services-grid--4col {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .hero-grid,
  .featured-blueprint-grid,
  .case-study-grid,
  .contact-layout-grid {
    grid-template-columns: minmax(0, 1fr) !important;
    gap: 2rem;
  }
  .project-grid,
  .joinery-grid,
  .team-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;
  }
  /* Unstick filter bar on tablet/mobile so it doesn't consume vertical screen real estate */
  .filter-bar-wrap {
    position: relative;
    top: auto;
    padding: 0.9rem 0;
  }
}

@media (max-width: 768px) {
  :root {
    --header-h: 68px;
  }
  .container {
    padding: 0 1rem;
  }
  .brand-logo img {
    max-width: 165px;
    height: auto;
  }
  .section-pad,
  .section-pad--sm {
    padding: 3.25rem 0;
  }
  .page-hero-banner {
    padding: 2.5rem 0 2.25rem;
  }
  .hero-headline {
    font-size: clamp(1.75rem, 6.5vw, 2.35rem);
    word-break: break-word;
  }
  .section-heading {
    font-size: clamp(1.45rem, 5.5vw, 1.95rem);
    word-break: break-word;
  }
  .hero-lead {
    font-size: 0.98rem;
    margin: 1rem 0 1.5rem;
  }
  /* Force all grids to single column minmax(0, 1fr) on mobile */
  .services-grid,
  .services-grid--4col,
  .testimonials-grid,
  .project-grid,
  .case-study-grid,
  .joinery-grid,
  .team-grid,
  .materials-swatch-grid,
  .process-steps-grid,
  .form-row-2,
  .form-row-3,
  .footer-grid,
  [style*="grid-template-columns"] {
    grid-template-columns: minmax(0, 1fr) !important;
    gap: 1.25rem !important;
  }

  /* Work.html Filter Bar: wrap filter buttons cleanly into a 2-column grid on mobile */
  .filter-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
  }
  .filter-tabs {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.45rem;
    overflow-x: visible;
    padding-bottom: 0;
    width: 100%;
  }
  .filter-btn {
    width: 100%;
    min-height: 40px;
    padding: 0.45rem 0.5rem;
    font-size: 0.68rem;
    letter-spacing: 0.06em;
    text-align: center;
    white-space: normal;
    line-height: 1.25;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  /* Make first "All Pieces (9)" button span full width on mobile filter grid */
  .filter-tabs .filter-btn:first-child {
    grid-column: 1 / -1;
  }

  /* Project Cards on work.html */
  .project-card-thumb {
    height: 200px;
  }
  .project-card-body {
    padding: 1.15rem;
  }
  .project-spec-list {
    padding: 0.7rem;
    font-size: 0.72rem;
  }
  .project-spec-list div {
    flex-wrap: wrap;
    gap: 0.25rem 0.5rem;
    padding: 0.15rem 0;
    border-bottom: 1px dotted rgba(181, 161, 126, 0.35);
  }
  .project-spec-list div:last-child {
    border-bottom: none;
  }
  .project-spec-list dd {
    text-align: left;
    word-break: break-word;
  }

  /* Case studies on work.html */
  .case-study-box {
    padding: 1.25rem;
    margin-top: 1.5rem;
    box-shadow: 4px 4px 0 var(--border-strong);
  }
  .case-study-box h3.section-heading {
    font-size: 1.35rem !important;
  }
  .blueprint-frame {
    padding: 0.75rem;
    box-shadow: 4px 4px 0 var(--border-strong);
  }
  .blueprint-frame img[style*="height: 280px"] {
    height: 200px !important;
  }
  .blueprint-frame > div[style*="justify-content: space-between"] {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
  }

  /* CTA band & buttons on work.html */
  .cta-olive-band {
    padding: 3rem 0;
  }
  .cta-olive-inner,
  .cta-olive-actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    gap: 0.85rem;
  }
  .cta-olive-actions .btn,
  .case-study-box .btn {
    width: 100%;
    white-space: normal;
    text-align: center;
  }

  /* Section headers & stamps */
  .section-index-header {
    flex-wrap: wrap;
    gap: 0.5rem;
  }
  .section-index-header .mono-label {
    white-space: normal;
    word-break: break-word;
  }
  .section-index-header .index-rule {
    display: none;
  }
  .workshop-stamp {
    transform: none;
    font-size: 0.68rem;
    padding: 0.25rem 0.55rem;
    white-space: normal;
    max-width: 100%;
  }
  .diagonal-bottom,
  .diagonal-both {
    clip-path: none;
    padding-top: 3.25rem;
    padding-bottom: 3.25rem;
  }
  .featured-spec-panel,
  .index-card-quote {
    padding: 1.25rem;
    box-shadow: 4px 4px 0 var(--border-strong);
  }
  .featured-spec-row {
    flex-direction: column;
    gap: 0.2rem;
  }
  .featured-spec-row span:last-child {
    text-align: left;
  }
  .btn {
    white-space: normal;
    text-align: center;
    max-width: 100%;
    padding: 0.75rem 1.15rem;
  }
  /* Modals on work.html */
  .modal-backdrop {
    padding: 0.75rem;
  }
  .modal-sheet {
    padding: 1.15rem;
    box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.45);
  }
  .modal-top-bar {
    align-items: flex-start;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
}

@media (max-width: 640px) {
  .header-actions .btn {
    display: none;
  }
}

@media (max-width: 380px) {
  .filter-tabs {
    grid-template-columns: 1fr;
  }
}