/* ==========================================================================
   RED5 CREATIVE — DESIGN DIRECTION 2 (INSPIRED BY PENTAGRAM)
   Sophisticated, contemporary, portfolio-led studio website.
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS VARIABLES & DESIGN TOKENS
   -------------------------------------------------------------------------- */
:root {
  /* Brand Palette */
  --color-red: #e60032;
  --color-red-hover: #c7002b;
  --color-charcoal: #282828;
  --color-charcoal-deep: #1c1c1c;
  --color-charcoal-light: #3e3e3e;
  --color-grey-light: #ebebeb;
  --color-grey-bg: #f5f5f6;
  --color-grey-muted: #707070;
  --color-grey-border: #e0e0e0;
  --color-white: #ffffff;

  /* Typography Stack */
  --font-heading: 'Obvious Black', 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Spacing */
  --spacing-xs: 0.5rem;    /* 8px */
  --spacing-sm: 1rem;      /* 16px */
  --spacing-md: 1.5rem;    /* 24px */
  --spacing-lg: 2.5rem;    /* 40px */
  --spacing-xl: 4rem;      /* 64px */
  --spacing-2xl: 6.5rem;   /* 104px */
  --spacing-3xl: 9rem;     /* 144px */

  /* Layout */
  --site-max-width: 1560px;
  --header-height: 84px;
  --container-gutter: clamp(1.25rem, 4vw, 3.5rem);

  /* Transitions */
  --ease-editorial: cubic-bezier(0.19, 1, 0.22, 1);
  --transition-fast: 0.2s ease;
  --transition-smooth: 0.45s var(--ease-editorial);
  --transition-slow: 0.75s var(--ease-editorial);
}

/* --------------------------------------------------------------------------
   RESET & BASE STYLES
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: var(--color-white);
  color: var(--color-charcoal);
}

body {
  font-family: var(--font-body);
  font-weight: 500;
  line-height: 1.6;
  color: var(--color-charcoal);
  background-color: var(--color-white);
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

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

button, input, select, textarea {
  font: inherit;
}

ul, ol {
  list-style: none;
}

/* --------------------------------------------------------------------------
   PENTAGRAM-INSPIRED EDITORIAL TYPOGRAPHY
   -------------------------------------------------------------------------- */
h1, h2, h3 {
  font-family: var(--font-heading);
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 1.02;
  color: var(--color-charcoal);
  text-rendering: optimizeLegibility;
}

h4, h5, h6 {
  font-family: var(--font-body);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.25;
  color: var(--color-charcoal);
}

.display-1 {
  font-size: clamp(2.75rem, 7vw, 6.25rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 0.98;
}

.display-2 {
  font-size: clamp(2.25rem, 5vw, 4.5rem);
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 1.05;
}

.display-3 {
  font-size: clamp(1.75rem, 3.5vw, 3rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.h1 { font-size: clamp(2.5rem, 5.5vw, 5rem); }
.h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
.h3 { font-size: clamp(1.5rem, 2.75vw, 2.35rem); }
.h4 { font-size: clamp(1.25rem, 1.8vw, 1.6rem); }
.h5 { font-size: 1.2rem; }
.h6 { font-size: 1rem; }

.lead-p {
  font-size: clamp(1.15rem, 1.8vw, 1.45rem);
  line-height: 1.5;
  font-weight: 600;
  color: var(--color-charcoal);
  max-width: 48ch;
}

.body-large {
  font-size: 1.15rem;
  line-height: 1.65;
}

.meta-label {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-grey-muted);
}

.meta-label-red {
  color: var(--color-red);
}

/* --------------------------------------------------------------------------
   LAYOUT UTILITIES & CONTAINER
   -------------------------------------------------------------------------- */
.site-container {
  width: 100%;
  max-width: var(--site-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-gutter);
  padding-right: var(--container-gutter);
}

.site-container-fluid {
  width: 100%;
  padding-left: var(--container-gutter);
  padding-right: var(--container-gutter);
}

.site-container-narrow {
  width: 100%;
  max-width: 980px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-gutter);
  padding-right: var(--container-gutter);
}

.section-spacing {
  padding-top: var(--spacing-2xl);
  padding-bottom: var(--spacing-2xl);
}

.section-spacing-lg {
  padding-top: var(--spacing-3xl);
  padding-bottom: var(--spacing-3xl);
}

.section-spacing-sm {
  padding-top: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
}

/* --------------------------------------------------------------------------
   HEADER & MINIMAL NAVIGATION
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-grey-light);
  z-index: 1000;
  transition: transform var(--transition-fast), background-color var(--transition-fast);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-logo-img {
  height: 38px;
  width: auto;
  object-fit: contain;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-link {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 0.9375rem;
  letter-spacing: -0.01em;
  color: var(--color-charcoal);
  position: relative;
  padding: 0.35rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-red);
  transition: width var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-link.active {
  color: var(--color-charcoal);
}

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

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--color-charcoal);
}

.mobile-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background-color: var(--color-charcoal);
  margin: 6px 0;
  transition: all var(--transition-fast);
}

/* --------------------------------------------------------------------------
   BUTTONS & CTAs
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 0.9375rem;
  letter-spacing: -0.01em;
  padding: 0.85rem 1.65rem;
  border-radius: 0;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-smooth);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-red);
  color: var(--color-white);
  border-color: var(--color-red);
}

.btn-primary:hover {
  background-color: var(--color-charcoal);
  border-color: var(--color-charcoal);
  color: var(--color-white);
}

.btn-charcoal {
  background-color: var(--color-charcoal);
  color: var(--color-white);
  border-color: var(--color-charcoal);
}

.btn-charcoal:hover {
  background-color: var(--color-red);
  border-color: var(--color-red);
  color: var(--color-white);
}

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

.btn-outline:hover {
  background-color: var(--color-charcoal);
  color: var(--color-white);
}

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

.btn-outline-white:hover {
  background-color: var(--color-white);
  color: var(--color-charcoal);
}

.btn-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 1rem;
  color: var(--color-charcoal);
  border-bottom: 2px solid var(--color-charcoal);
  padding-bottom: 0.2rem;
  transition: all var(--transition-fast);
}

.btn-link:hover {
  color: var(--color-red);
  border-bottom-color: var(--color-red);
}

.btn-link-red {
  color: var(--color-red);
  border-bottom-color: var(--color-red);
}

.btn-link-red:hover {
  color: var(--color-charcoal);
  border-bottom-color: var(--color-charcoal);
}

.btn-link svg, .btn svg {
  transition: transform var(--transition-fast);
}

.btn-link:hover svg, .btn:hover svg {
  transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   HOMEPAGE HERO SECTION
   -------------------------------------------------------------------------- */
.hero-editorial {
  padding-top: clamp(3rem, 7vw, 6.5rem);
  padding-bottom: clamp(3rem, 6vw, 5.5rem);
  background-color: var(--color-white);
}

.hero-meta-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--color-charcoal);
  padding-bottom: 0.85rem;
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
}

.hero-meta-item {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-charcoal);
}

.hero-title {
  margin-bottom: 2rem;
  max-width: 18ch;
}

.hero-bottom-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 3rem;
  align-items: end;
  margin-top: clamp(2.5rem, 5vw, 4rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.5rem;
}

.hero-badge-panel {
  display: flex;
  justify-content: flex-end;
  gap: 2.5rem;
  border-left: 1px solid var(--color-grey-light);
  padding-left: 2.5rem;
}

.hero-stat-block {
  display: flex;
  flex-direction: column;
}

.hero-stat-num {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 900;
  line-height: 1;
  color: var(--color-charcoal);
}

.hero-stat-desc {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-grey-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.4rem;
}

/* --------------------------------------------------------------------------
   PENTAGRAM-INSPIRED EDITORIAL WORK GRID
   Varied, asymmetrical, image-led portfolio presentation.
   -------------------------------------------------------------------------- */
.editorial-work-section {
  padding-top: var(--spacing-xl);
  padding-bottom: var(--spacing-3xl);
  background-color: var(--color-white);
}

.work-section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  border-bottom: 2px solid var(--color-charcoal);
  padding-bottom: 1.25rem;
  margin-bottom: var(--spacing-xl);
}

.editorial-grid {
  display: flex;
  flex-direction: column;
  gap: clamp(3rem, 6vw, 6rem);
}

/* Base Project Item */
.work-item {
  display: block;
  text-decoration: none;
  color: inherit;
  group: true;
}

.work-media-wrapper {
  position: relative;
  overflow: hidden;
  background-color: var(--color-grey-bg);
}

.work-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.work-item:hover .work-img {
  transform: scale(1.03);
}

.work-caption {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-top: 1.15rem;
  border-top: 1px solid var(--color-grey-border);
  margin-top: 0.75rem;
  transition: border-color var(--transition-fast);
}

.work-item:hover .work-caption {
  border-top-color: var(--color-charcoal);
}

.work-title-group {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.work-project-name {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 2.2vw, 2rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--color-charcoal);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.work-arrow {
  opacity: 0;
  transform: translateX(-8px);
  transition: all var(--transition-smooth);
  color: var(--color-red);
}

.work-item:hover .work-arrow {
  opacity: 1;
  transform: translateX(0);
}

.work-desc {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-grey-muted);
  max-width: 45ch;
}

.work-discipline {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-charcoal);
  white-space: nowrap;
}

/* Grid Row Patterns */

/* 1. Full-Width Feature Hero (WBDM) */
.grid-row-hero .work-media-wrapper {
  aspect-ratio: 16 / 9;
  max-height: 820px;
}

/* 2. Asymmetric 60 / 40 Spread (Encounter + Homeward) */
.grid-row-split-60-40 {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: clamp(1.5rem, 3.5vw, 3.5rem);
  align-items: start;
}

.grid-row-split-60-40 .work-media-wrapper {
  aspect-ratio: 4 / 3;
}

.grid-row-split-60-40 .col-secondary .work-media-wrapper {
  aspect-ratio: 1 / 1;
}

/* 3. Asymmetric 40 / 60 Spread (SplashMe + Suburban) */
.grid-row-split-40-60 {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(1.5rem, 3.5vw, 3.5rem);
  align-items: start;
}

.grid-row-split-40-60 .col-primary .work-media-wrapper {
  aspect-ratio: 1 / 1;
}

.grid-row-split-40-60 .col-secondary .work-media-wrapper {
  aspect-ratio: 16 / 10;
}

/* 4. Three-Column Supporting Row (Lovegrove + H&L + KK) */
.grid-row-three-col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.25rem, 2.5vw, 2.5rem);
}

.grid-row-three-col .work-media-wrapper {
  aspect-ratio: 4 / 3;
}

/* Filter Controls on Work Page */
.work-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: var(--spacing-xl);
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-grey-light);
}

.filter-btn {
  background: none;
  border: 1px solid var(--color-grey-border);
  padding: 0.5rem 1.15rem;
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-charcoal);
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.filter-btn.active {
  background-color: var(--color-charcoal);
  border-color: var(--color-charcoal);
  color: var(--color-white);
}

/* --------------------------------------------------------------------------
   THE RED5 WAY (4-STEP PROCESS)
   -------------------------------------------------------------------------- */
.process-strip-section {
  background-color: var(--color-grey-bg);
  border-top: 1px solid var(--color-grey-border);
  border-bottom: 1px solid var(--color-grey-border);
}

.process-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: var(--spacing-xl);
}

.process-cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.process-card {
  background-color: var(--color-white);
  padding: 2.25rem 1.85rem;
  border: 1px solid var(--color-grey-border);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 320px;
  position: relative;
  transition: border-color var(--transition-fast), transform var(--transition-smooth);
}

.process-card:hover {
  border-color: var(--color-charcoal);
  transform: translateY(-4px);
}

.process-card-top {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.process-step-num {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 900;
  color: var(--color-red);
  line-height: 1;
}

.process-step-title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--color-charcoal);
}

.process-step-body {
  font-size: 0.9375rem;
  line-height: 1.55;
  color: var(--color-charcoal-light);
  margin-top: 0.75rem;
}

/* --------------------------------------------------------------------------
   SERVICES SECTION (3 CORE SERVICES)
   -------------------------------------------------------------------------- */
.services-section {
  background-color: var(--color-white);
}

.services-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 2rem;
  align-items: stretch;
}

.service-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-charcoal);
  padding: 3rem 2.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-smooth);
}

.service-card.primary {
  background-color: var(--color-charcoal);
  color: var(--color-white);
  border-color: var(--color-charcoal);
}

.service-card.primary h3,
.service-card.primary h4,
.service-card.primary p {
  color: var(--color-white);
}

.service-card.primary .meta-label {
  color: var(--color-red);
}

.service-card-top {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.service-badge {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.6rem;
  background-color: var(--color-red);
  color: var(--color-white);
  width: fit-content;
}

.service-title {
  font-size: clamp(1.6rem, 2.2vw, 2.25rem);
  line-height: 1.1;
}

.service-desc {
  font-size: 1.05rem;
  line-height: 1.6;
}

.service-deliverables {
  margin-top: 1.75rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(40, 40, 40, 0.15);
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.service-card.primary .service-deliverables {
  border-top-color: rgba(255, 255, 255, 0.2);
}

.deliverable-item {
  font-size: 0.875rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.deliverable-item::before {
  content: '—';
  color: var(--color-red);
}

.service-card-bottom {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(40, 40, 40, 0.15);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.service-card.primary .service-card-bottom {
  border-top-color: rgba(255, 255, 255, 0.2);
}

.service-price {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* --------------------------------------------------------------------------
   EXPERIENCE & POSITIONING MANIFESTO
   -------------------------------------------------------------------------- */
.positioning-section {
  background-color: var(--color-charcoal-deep);
  color: var(--color-white);
  padding-top: var(--spacing-2xl);
  padding-bottom: var(--spacing-2xl);
}

.positioning-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: center;
}

.positioning-headline {
  color: var(--color-white);
  font-size: clamp(2rem, 3.8vw, 3.75rem);
  line-height: 1.05;
}

.positioning-body {
  color: #c0c0c0;
  font-size: 1.15rem;
  line-height: 1.65;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.positioning-stats-row {
  display: flex;
  gap: 3rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.stat-item-num {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--color-red);
}

.stat-item-label {
  font-size: 0.8125rem;
  font-weight: 700;
  color: #a0a0a0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* --------------------------------------------------------------------------
   CLOSING STATEMENT & CTA BANNER
   -------------------------------------------------------------------------- */
.closing-cta-section {
  background-color: var(--color-white);
  padding-top: var(--spacing-3xl);
  padding-bottom: var(--spacing-3xl);
  border-top: 1px solid var(--color-grey-light);
  text-align: center;
}

.cta-box {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.cta-headline {
  font-size: clamp(2.5rem, 5.5vw, 4.75rem);
  max-width: 18ch;
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
}

/* --------------------------------------------------------------------------
   CASE STUDY DETAIL PAGES
   -------------------------------------------------------------------------- */
.case-study-hero {
  padding-top: clamp(2.5rem, 5vw, 5rem);
  padding-bottom: clamp(2rem, 4vw, 3.5rem);
  border-bottom: 1px solid var(--color-charcoal);
}

.case-study-meta-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem;
  padding-top: 2rem;
  margin-top: 2.5rem;
  border-top: 1px solid var(--color-grey-light);
}

.meta-column {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.meta-val {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-charcoal);
}

/* Case Study Content Sections */
.case-study-narrative {
  padding-top: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
}

.narrative-split {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}

.narrative-split-equal {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
}

.narrative-title {
  font-size: clamp(1.8rem, 3vw, 2.75rem);
  position: sticky;
  top: 110px;
}

.narrative-copy {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  font-size: 1.125rem;
  line-height: 1.7;
}

/* Visual Presentation Panels */
.case-media-full {
  width: 100%;
  margin: var(--spacing-xl) 0;
  background-color: var(--color-grey-bg);
}

.case-media-full img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.case-media-two-up {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1rem, 2.5vw, 2.5rem);
  margin: var(--spacing-xl) 0;
}

.case-media-two-up img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-caption-text {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-grey-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.75rem;
}

/* Encounter Group Expandable Sections */
.expandable-accordion {
  border-top: 1px solid var(--color-charcoal);
  margin: var(--spacing-xl) 0;
}

.accordion-item {
  border-bottom: 1px solid var(--color-grey-border);
}

.accordion-trigger {
  width: 100%;
  padding: 1.75rem 0;
  background: none;
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  text-align: left;
}

.accordion-title-wrap {
  display: flex;
  align-items: baseline;
  gap: 1.5rem;
}

.accordion-num {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: var(--color-red);
}

.accordion-title {
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  color: var(--color-charcoal);
}

.accordion-icon {
  font-size: 1.5rem;
  font-weight: 400;
  transition: transform var(--transition-fast);
}

.accordion-item.active .accordion-icon {
  transform: rotate(45deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-smooth);
}

.accordion-item.active .accordion-content {
  max-height: 2000px;
}

.accordion-body-inner {
  padding-bottom: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Quote / Testimonial Box */
.quote-box {
  background-color: var(--color-grey-bg);
  border-left: 4px solid var(--color-red);
  padding: clamp(2rem, 4vw, 3.5rem);
  margin: var(--spacing-2xl) 0;
}

.quote-text {
  font-family: var(--font-heading);
  font-size: clamp(1.35rem, 2.2vw, 1.95rem);
  line-height: 1.25;
  color: var(--color-charcoal);
  margin-bottom: 1.5rem;
}

.quote-author {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 0.9375rem;
  color: var(--color-charcoal);
}

.quote-role {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-grey-muted);
}

/* Project Next/Prev Nav */
.project-pagination {
  border-top: 1px solid var(--color-charcoal);
  border-bottom: 1px solid var(--color-charcoal);
  padding: 2rem 0;
  margin-top: var(--spacing-2xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.pagination-link {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.pagination-link:hover .pagination-title {
  color: var(--color-red);
}

.pagination-title {
  font-family: var(--font-heading);
  font-size: clamp(1.15rem, 1.8vw, 1.5rem);
  color: var(--color-charcoal);
  transition: color var(--transition-fast);
}

/* --------------------------------------------------------------------------
   FORMS & CONTACT PAGE
   -------------------------------------------------------------------------- */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: start;
}

.contact-info-panel {
  position: sticky;
  top: 110px;
}

.qualification-badge {
  background-color: var(--color-grey-bg);
  border: 1px solid var(--color-grey-border);
  padding: 1.5rem;
  margin-top: 2rem;
  border-left: 3px solid var(--color-red);
}

.qualification-title {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-charcoal);
  margin-bottom: 0.35rem;
}

.qualification-text {
  font-size: 0.9375rem;
  color: var(--color-charcoal-light);
  line-height: 1.5;
}

.form-group {
  margin-bottom: 1.75rem;
}

.form-label {
  display: block;
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-charcoal);
  margin-bottom: 0.5rem;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.9rem 1.15rem;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 1rem;
  border: 1px solid var(--color-charcoal);
  background-color: var(--color-white);
  color: var(--color-charcoal);
  border-radius: 0;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-red);
  box-shadow: 0 0 0 1px var(--color-red);
}

.form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

/* --------------------------------------------------------------------------
   FOOTER (PENTAGRAM INSPIRED)
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-charcoal);
  color: var(--color-white);
  padding-top: var(--spacing-2xl);
  padding-bottom: var(--spacing-xl);
  margin-top: auto;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-main-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.25fr;
  gap: clamp(2rem, 4vw, 4rem);
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.footer-brand-logo {
  height: 36px;
  width: auto;
  object-fit: contain;
}

.footer-p {
  color: #a0a0a0;
  font-size: 0.9375rem;
  line-height: 1.6;
  max-width: 32ch;
}

.footer-heading {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-white);
}

.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-nav-list a {
  color: #a0a0a0;
  font-size: 0.9375rem;
  font-weight: 600;
  transition: color var(--transition-fast);
}

.footer-nav-list a:hover {
  color: var(--color-red);
}

.footer-bottom-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  font-size: 0.8125rem;
  color: #707070;
}

/* --------------------------------------------------------------------------
   RESPONSIVE DESIGN (TABLET & MOBILE)
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-bottom-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .hero-badge-panel {
    justify-content: flex-start;
    border-left: none;
    padding-left: 0;
    border-top: 1px solid var(--color-grey-light);
    padding-top: 1.5rem;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .positioning-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .footer-main-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }

  .narrative-split {
    grid-template-columns: 1fr;
  }

  .narrative-title {
    position: static;
  }

  .case-study-meta-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 72px;
  }

  .header-nav, .header-actions .btn {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

  .grid-row-split-60-40,
  .grid-row-split-40-60,
  .grid-row-three-col,
  .process-cards-grid,
  .case-media-two-up,
  .narrative-split-equal,
  .contact-layout,
  .form-row-2 {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-main-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom-bar {
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }

  .hero-meta-strip {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .case-study-meta-grid {
    grid-template-columns: 1fr;
  }
}

/* Mobile Navigation Overlay */
.mobile-nav-overlay {
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  height: calc(100vh - var(--header-height));
  background-color: var(--color-white);
  padding: 2.5rem var(--container-gutter);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition-smooth);
  z-index: 999;
  border-bottom: 2px solid var(--color-charcoal);
}

.mobile-nav-overlay.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.mobile-nav-link {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 900;
  color: var(--color-charcoal);
}

.mobile-nav-link.active, .mobile-nav-link:hover {
  color: var(--color-red);
}

/* --------------------------------------------------------------------------
   PENTAGRAM-INSPIRED 12-COLUMN EDITORIAL WORK GRID
   -------------------------------------------------------------------------- */
.work-grid-modern {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(1.5rem, 3.5vw, 3.5rem);
  align-items: start;
}

.work-grid-item {
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.col-span-12 { grid-column: span 12; }
.col-span-7  { grid-column: span 7; }
.col-span-6  { grid-column: span 6; }
.col-span-5  { grid-column: span 5; }
.col-span-4  { grid-column: span 4; }

@media (max-width: 900px) {
  .work-grid-modern {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .col-span-12, .col-span-7, .col-span-6, .col-span-5, .col-span-4 {
    grid-column: span 1 !important;
  }
}