/* ==========================================================================
   MUSAKU — High-End Architectural Editorial Design System
   Luxury Electrical Contracting · Mykonos, Greece
   ========================================================================== */

/* --- CSS Variables & Design Tokens --- */
:root {
  /* Palette */
  --color-bg-base: #FBFBF9;
  --color-bg-surface: #FFFFFF;
  --color-bg-subtle: #F3F1EC;
  --color-bg-dark: #121212;
  --color-bg-dark-surface: #181818;
  --color-bg-dark-card: #1F1F1E;

  --color-text-primary: #121212;
  --color-text-secondary: #52504B;
  --color-text-muted: #8E8A82;
  --color-text-on-dark: #FBFBF9;
  --color-text-on-dark-muted: #9E9B94;

  --color-border-hairline: #E2DFD8;
  --color-border-subtle: #ECEAE4;
  --color-border-dark: #2A2A28;

  --color-accent: #C86A28;
  --color-accent-hover: #AF571B;

  /* Typography Scale */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Syne', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'Space Mono', 'SF Mono', Menlo, Consolas, monospace;

  --text-display: clamp(2.35rem, 6.0vw, 4.25rem);
  --text-h1: clamp(1.9rem, 4.5vw, 3.1rem);
  --text-h2: clamp(1.5rem, 3.2vw, 2.35rem);
  --text-h3: clamp(1.15rem, 2.0vw, 1.45rem);
  --text-body: 1.0625rem;
  --text-body-sm: 0.9375rem;
  --text-tag-title: clamp(0.9375rem, 2.2vw, 1.0625rem);
  --text-button: 0.875rem;
  --text-marquee: clamp(3.0rem, 7.5vw, 6.0rem);

  /* Spacing Scale */
  --space-2xs: 0.25rem;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1.0rem;
  --space-lg: 1.5rem;
  --space-xl: 2.0rem;
  --space-2xl: 3.5rem;
  --space-3xl: clamp(3.5rem, 7vw, 6.0rem);
  --space-4xl: clamp(5.0rem, 10vw, 8.5rem);

  --container-max: 1360px;
  --container-pad: clamp(1.25rem, 4.0vw, 3.5rem);
  --tap-target-min: 48px;

  /* Motion Curves */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --duration-fast: 200ms;
  --duration-normal: 400ms;
  --duration-slow: 850ms;
}

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

html {
  font-size: 16px;
  /* Deliberately not scroll-behavior:smooth — main.js animates anchor jumps
     itself, and having both makes nav clicks animate twice and feel wrong. */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: var(--color-bg-base);
  color: var(--color-text-primary);
}

body {
  font-family: var(--font-primary);
  font-size: var(--text-body);
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-bg-base);
  /* clip, not hidden: hidden makes body a scroll container and can break
     position:sticky, which the wall reveal depends on. */
  overflow-x: clip;
}

/* Fade in only when scripting is available. Without JS the class is never
   added, so the page must never start invisible. */
html.js body {
  opacity: 0;
  transition: opacity 0.5s var(--ease-out-expo);
}

html.js body.page-loaded {
  opacity: 1;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all var(--duration-fast) var(--ease-out-expo);
}

button, input, textarea {
  font-family: inherit;
  font-size: 16px; /* Prevents iOS auto-zoom */
  color: inherit;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

/* The `hidden` attribute must win over any author display rule.
   Without this, `.form-success { display: flex }` keeps the success panel
   on screen from page load. */
[hidden] {
  display: none !important;
}

/* --- Containers & Layout --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-pad);
  padding-right: var(--container-pad);
}

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

/* Category & Architectural Sub-Titles (NO DOTS, CLEAR & PROMINENT) */
.meta-tag {
  font-family: var(--font-primary);
  font-size: var(--text-tag-title);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-primary);
  display: inline-block;
  margin-bottom: 0.85rem;
}

.meta-tag-dark {
  color: var(--color-text-on-dark);
}

/* --- Buttons & Touch Targets --- */
.btn-phone-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  min-height: var(--tap-target-min);
  padding: 0.85rem 1.85rem;
  background-color: var(--color-text-primary);
  color: var(--color-bg-base);
  font-size: var(--text-button);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--color-text-primary);
  cursor: pointer;
  --mx: 0px; --my: 0px; --lift: 0px;
  transform: translate3d(var(--mx), calc(var(--my) + var(--lift)), 0);
  transition: background-color var(--duration-fast) var(--ease-out-expo),
              border-color var(--duration-fast) var(--ease-out-expo),
              color var(--duration-fast) var(--ease-out-expo),
              transform var(--duration-fast) var(--ease-out-expo);
}

.btn-phone-primary:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: #FFFFFF;
  --lift: -2px;
}

.btn-phone-accent {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  min-height: var(--tap-target-min);
  padding: 0.85rem 1.85rem;
  background-color: var(--color-accent);
  color: #FFFFFF;
  font-size: var(--text-button);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--color-accent);
  cursor: pointer;
  --mx: 0px; --my: 0px; --lift: 0px;
  transform: translate3d(var(--mx), calc(var(--my) + var(--lift)), 0);
  transition: background-color var(--duration-fast) var(--ease-out-expo),
              border-color var(--duration-fast) var(--ease-out-expo),
              box-shadow var(--duration-fast) var(--ease-out-expo),
              transform var(--duration-fast) var(--ease-out-expo);
}

.btn-phone-accent:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  --lift: -2px;
  box-shadow: 0 6px 20px rgba(200, 106, 40, 0.22);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  min-height: var(--tap-target-min);
  padding: 0.85rem 1.65rem;
  background-color: transparent;
  color: var(--color-text-primary);
  font-size: var(--text-button);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--color-border-hairline);
  cursor: pointer;
  --mx: 0px; --my: 0px; --lift: 0px;
  transform: translate3d(var(--mx), calc(var(--my) + var(--lift)), 0);
  transition: background-color var(--duration-fast) var(--ease-out-expo),
              border-color var(--duration-fast) var(--ease-out-expo),
              transform var(--duration-fast) var(--ease-out-expo);
}

.btn-outline:hover {
  border-color: var(--color-text-primary);
  background-color: var(--color-bg-subtle);
  --lift: -2px;
}

/* --- Scroll Animations --- */
html.js .reveal-init {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}

html.js .reveal-init.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

html.js .reveal-clip {
  opacity: 0;
  transform: scale(1.03);
  transition: opacity 0.9s var(--ease-out-expo), transform 0.9s var(--ease-out-expo);
}

html.js .reveal-clip.revealed {
  opacity: 1;
  transform: scale(1);
}

/* --- Header / Navigation --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(251, 251, 249, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border-hairline);
  padding: 0.85rem 0;
  transition: padding var(--duration-normal) var(--ease-out-expo), background-color var(--duration-normal);
}

.site-header.scrolled {
  padding: 0.45rem 0;
  background-color: rgba(251, 251, 249, 0.98);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 84px;
}

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

.nav-link {
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  position: relative;
  padding: 0.35rem 0;
}

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

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

.nav-link:hover {
  color: var(--color-text-primary);
}

/* Prominent Centered Brand Logo */
.header-brand-center {
  position: absolute;
  left: 50%;
  top: 50%;
  /* Absolutely positioned, so the row's align-items never reaches it —
     it has to centre itself on both axes. */
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.header-logo-link {
  display: flex;
  align-items: center;
}

.header-logo-img {
  height: 35px;
  width: auto;
  transition: height var(--duration-normal) var(--ease-out-expo), transform var(--duration-fast);
}

.site-header.scrolled .header-logo-img {
  height: 29px;
}

.header-logo-link:hover .header-logo-img {
  transform: scale(1.02);
}

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

.header-phone-text {
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--color-text-primary);
}

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

/* --- Hero Section --- */
.hero-section {
  padding-top: clamp(2.5rem, 5vw, 4.5rem);
  padding-bottom: var(--space-3xl);
}

.hero-meta-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--color-border-hairline);
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-display);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--color-text-primary);
  margin-bottom: 2.25rem;
  max-width: 1200px;
  /* Greek does not hyphenate cleanly — break on explicit line spans instead. */
  hyphens: none;
  overflow-wrap: normal;
}

.hero-title-line {
  display: block;
}

.hero-subrow {
  display: grid;
  grid-template-columns: 1.2fr auto;
  gap: 2.5rem;
  align-items: flex-end;
  margin-bottom: 2.75rem;
}

.hero-descriptor {
  font-size: clamp(1.125rem, 1.6vw, 1.35rem);
  line-height: 1.55;
  color: var(--color-text-secondary);
  max-width: 720px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 1.0rem;
}

.hero-media-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  max-height: 720px;
  overflow: hidden;
  border: 1px solid var(--color-border-hairline);
  background-color: var(--color-bg-dark);
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.hero-media-overlay-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.75rem var(--container-pad);
  background: linear-gradient(to top, rgba(18, 18, 18, 0.75) 0%, transparent 100%);
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  color: #FFFFFF;
}

.hero-media-overlay-caption span {
  font-family: var(--font-primary);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #EDEDED;
}

/* --- Philosophy / Core Pillars --- */
.pillars-section {
  background-color: var(--color-bg-surface);
  border-top: 1px solid var(--color-border-hairline);
  border-bottom: 1px solid var(--color-border-hairline);
}

.pillars-header {
  margin-bottom: 2.5rem;
}

.section-label {
  font-family: var(--font-display);
  font-size: var(--text-h1);
  font-weight: 700;
  letter-spacing: -0.015em;
  text-transform: uppercase;
  line-height: 1.1;
  color: var(--color-text-primary);
  word-wrap: break-word;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background-color: var(--color-border-hairline);
  border: 1px solid var(--color-border-hairline);
}

.pillar-card {
  background-color: var(--color-bg-surface);
  padding: 2.75rem 2.0rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 300px;
  transition: background-color var(--duration-fast);
}

.pillar-card:hover {
  background-color: var(--color-bg-subtle);
}

.pillar-number {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 1.5rem;
}

.pillar-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  line-height: 1.25;
}

.pillar-desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* --- Services (ΥΠΗΡΕΣΙΕΣ) --- */
.services-section {
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-4xl);
}

.section-head-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: baseline;
  margin-bottom: 3.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border-hairline);
}

.section-intro-text {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
}

.services-featured-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.0rem;
  margin-bottom: 3.5rem;
}

.service-featured-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border-hairline);
  overflow: hidden;
  transition: border-color var(--duration-fast), transform var(--duration-normal) var(--ease-out-expo);
}

.service-featured-card:hover {
  border-color: var(--color-text-primary);
  transform: translateY(-4px);
}

.service-card-media {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background-color: var(--color-bg-dark);
}

.service-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.service-featured-card:hover .service-card-media img {
  transform: scale(1.05);
}

.service-card-body {
  padding: 1.85rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-card-tag {
  font-family: var(--font-primary);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.service-card-title {
  font-family: var(--font-display);
  font-size: 1.1875rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.service-card-desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.55;
}

/* Hairline Services Specification Table */
.services-table {
  width: 100%;
  border-top: 1px solid var(--color-border-hairline);
  border-bottom: 1px solid var(--color-border-hairline);
}

.service-row {
  display: grid;
  grid-template-columns: 80px 1.5fr 2fr 44px;
  align-items: center;
  gap: 1.5rem;
  padding: 1.65rem 1.0rem;
  border-bottom: 1px solid var(--color-border-subtle);
  transition: background-color var(--duration-fast), padding-left var(--duration-fast);
}

.service-row:last-child {
  border-bottom: none;
}

.service-row:hover {
  background-color: var(--color-bg-surface);
  padding-left: 1.5rem;
}

.service-row-num {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.service-row-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-text-primary);
}

.service-row-desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.service-row-icon {
  display: flex;
  justify-content: flex-end;
  color: var(--color-accent);
}

/* --- Craft & Discipline (Η ΔΟΥΛΕΙΑ) --- */
.craft-section {
  background-color: var(--color-bg-dark);
  color: var(--color-text-on-dark);
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-4xl);
  border-top: 1px solid var(--color-border-dark);
  border-bottom: 1px solid var(--color-border-dark);
}

.craft-header-split {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3.5rem;
  align-items: baseline;
  margin-bottom: 3.5rem;
  padding-bottom: 2.0rem;
  border-bottom: 1px solid var(--color-border-dark);
}

.craft-title {
  font-family: var(--font-display);
  font-size: var(--text-h1);
  font-weight: 700;
  text-transform: uppercase;
  line-height: 1.1;
  color: var(--color-text-on-dark);
}

.craft-intro {
  font-size: 1.125rem;
  color: var(--color-text-on-dark-muted);
  line-height: 1.65;
}

.craft-gallery-masonry {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.0rem;
}

.craft-item {
  position: relative;
  background-color: var(--color-bg-dark-surface);
  border: 1px solid var(--color-border-dark);
  overflow: hidden;
  transition: border-color var(--duration-fast);
}

.craft-item:hover {
  border-color: var(--color-accent);
}

.craft-item-media {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 5;
  overflow: hidden;
}

.craft-item-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.craft-item:hover .craft-item-media img {
  transform: scale(1.04);
}

.craft-item-caption {
  padding: 1.5rem 1.75rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--color-border-dark);
  background-color: var(--color-bg-dark-card);
}

.craft-item-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-text-on-dark);
}

.craft-item-meta {
  font-family: var(--font-primary);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* --- Marquee Ticker --- */
.marquee-container {
  overflow: hidden;
  white-space: nowrap;
  background-color: var(--color-bg-base);
  border-top: 1px solid var(--color-border-hairline);
  border-bottom: 1px solid var(--color-border-hairline);
  padding: 1.75rem 0;
}

.marquee-track {
  display: inline-flex;
  /* No gap here. The track is two identical halves and the keyframe travels
     exactly -50%; any gap between them makes the loop land half a gap out and
     visibly jump each cycle. Spacing lives inside the item instead. */
  gap: 0;
  animation: marqueeScroll 28s linear infinite;
  will-change: transform;
}

.marquee-item {
  padding-right: 2.5rem;
  flex: none;
  font-family: var(--font-display);
  font-size: var(--text-marquee);
  font-weight: 700;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--color-text-primary);
  display: inline-flex;
  align-items: center;
  gap: 2.5rem;
}

.marquee-separator {
  color: var(--color-accent);
}

@keyframes marqueeScroll {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(-50%, 0, 0); }
}

/* --- Contact (ΕΠΙΚΟΙΝΩΝΙΑ) --- */
.contact-section {
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-4xl);
  background-color: var(--color-bg-surface);
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 4.5rem;
}

.contact-info-col {
  display: flex;
  flex-direction: column;
}

.contact-heading {
  font-family: var(--font-display);
  font-size: var(--text-h1);
  font-weight: 700;
  text-transform: uppercase;
  line-height: 1.08;
  margin-bottom: 1.5rem;
}

.contact-lead {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 2.5rem;
}

.contact-channels-box {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  padding: 2.25rem;
  background-color: var(--color-bg-base);
  border: 1px solid var(--color-border-hairline);
  margin-bottom: 2.25rem;
}

.contact-channel-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.channel-label {
  font-family: var(--font-primary);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.channel-value-phone {
  font-family: var(--font-mono);
  font-size: clamp(1.3rem, 2.2vw, 1.75rem);
  font-weight: 700;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.channel-value-phone:hover {
  color: var(--color-accent);
}

.channel-value-email {
  font-size: 1.1875rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

.channel-value-email:hover {
  color: var(--color-accent);
}

/* Contact Form */
.contact-form-col {
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg-base);
  border: 1px solid var(--color-border-hairline);
  padding: 3.0rem;
}

.form-title {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 1.75rem;
  padding-bottom: 1.0rem;
  border-bottom: 1px solid var(--color-border-hairline);
}

.form-group {
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-label {
  font-family: var(--font-primary);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.form-input, .form-textarea {
  width: 100%;
  padding: 0.95rem 1.15rem;
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border-hairline);
  font-size: 16px;
  color: var(--color-text-primary);
  transition: border-color var(--duration-fast);
}

.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-textarea {
  min-height: 130px;
  resize: vertical;
}

.form-note {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: 1.0rem;
}

/* --- Footer --- */
.site-footer {
  background-color: var(--color-bg-dark);
  color: var(--color-text-on-dark);
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-2xl);
  border-top: 1px solid var(--color-border-dark);
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 4.0rem;
  margin-bottom: 3.5rem;
  padding-bottom: 3.0rem;
  border-bottom: 1px solid var(--color-border-dark);
}

.footer-brand-logo {
  height: 52px;
  width: auto;
  margin-bottom: 1.75rem;
}

.footer-brand-text {
  font-size: 1.0rem;
  color: var(--color-text-on-dark-muted);
  max-width: 340px;
  line-height: 1.6;
}

.footer-col-title {
  font-family: var(--font-primary);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-on-dark);
  margin-bottom: 1.5rem;
}

.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.footer-nav-link {
  font-size: 0.9375rem;
  color: var(--color-text-on-dark-muted);
}

.footer-nav-link:hover {
  color: var(--color-text-on-dark);
}

.footer-bottom-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8125rem;
  color: var(--color-text-on-dark-muted);
}

/* --- Responsive Breakpoints (Mobile First Optimized) --- */
@media (max-width: 1024px) {
  .header-nav-left {
    display: none;
  }
  .header-brand-center {
    position: static;
    top: auto;
    left: auto;
    transform: none;
  }
  .section-head-split,
  .craft-header-split,
  .contact-layout,
  .footer-top-grid {
    grid-template-columns: 1fr;
    gap: 2.25rem;
  }
  .pillars-grid,
  .services-featured-grid {
    grid-template-columns: 1fr;
  }
  .craft-gallery-masonry {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .site-header {
    padding: 0.5rem 0;
  }
  .header-inner {
    min-height: 68px;
  }
  .header-logo-img {
    height: 29px;
  }
  .site-header.scrolled .header-logo-img {
    height: 25px;
  }
  .header-actions-right .header-phone-text {
    display: none;
  }
  .btn-phone-primary, .btn-phone-accent, .btn-outline {
    padding: 0.85rem 1.35rem;
    font-size: 0.8125rem;
  }
  .hero-subrow {
    grid-template-columns: 1fr;
    align-items: flex-start;
    gap: 1.75rem;
  }
  .hero-cta-group {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0.85rem;
  }
  .hero-cta-group .btn-phone-accent,
  .hero-cta-group .btn-outline {
    width: 100%;
  }
  .service-row {
    grid-template-columns: 40px 1fr;
    gap: 0.85rem;
    padding: 1.35rem 0.5rem;
  }
  .service-row-desc {
    grid-column: 2;
  }
  .service-row-icon {
    display: none;
  }
  .contact-form-col {
    padding: 2.0rem 1.5rem;
  }
  .footer-bottom-bar {
    flex-direction: column;
    gap: 1.0rem;
    align-items: flex-start;
  }
}

@media (max-width: 600px) {
  /* Sized so the longest word — ΗΛΕΚΤΡΟΛΟΓΙΚΕΣ — fits one line without
     hyphenation, which keeps the three written lines intact. */
  .hero-title {
    font-size: clamp(1.55rem, 7vw, 2.1rem);
    line-height: 1.08;
    margin-bottom: 1.75rem;
  }
  /* A 16:9 hero is far too short on a phone. Crop taller. */
  .hero-media-wrapper {
    aspect-ratio: 4 / 5;
  }
  .hero-media-wrapper .hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
}

@media (max-width: 480px) {
  .header-logo-img {
    height: 26px;
  }
  .site-header.scrolled .header-logo-img {
    height: 23px;
  }
  .pillar-card {
    padding: 2.0rem 1.5rem;
    min-height: auto;
  }
  .service-card-body {
    padding: 1.5rem;
  }
  .contact-channels-box {
    padding: 1.5rem;
  }
  .footer-brand-logo {
    height: 42px;
  }
}

/* ==========================================================================
   ADDITIONS — accessibility, mobile navigation, form states, call bar
   ========================================================================== */

/* --- Skip link --- */
.skip-link {
  /* Hidden by clipping, not by parking it off-canvas — a large negative
     offset widens the scrollable area on narrow screens. */
  position: absolute;
  left: 1rem;
  top: 1rem;
  clip-path: inset(50%);
  z-index: 2000;
  padding: 0.9rem 1.4rem;
  background: var(--color-text-primary);
  color: var(--color-bg-base);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.skip-link:focus {
  clip-path: none;
}

/* --- Visible focus for keyboard users --- */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

:target {
  outline: none;
}

/* --- Mobile navigation toggle --- */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: var(--tap-target-min);
  height: var(--tap-target-min);
  padding: 0;
  cursor: pointer;
  background: none;
  border: none;
}

.nav-toggle-bar {
  display: block;
  width: 26px;
  height: 2px;
  margin: 0 auto;
  background-color: var(--color-text-primary);
  transition: transform var(--duration-fast) var(--ease-out-expo),
              opacity var(--duration-fast) var(--ease-out-expo);
}

.nav-toggle.is-open .nav-toggle-bar:first-child {
  transform: translateY(4px) rotate(45deg);
}

.nav-toggle.is-open .nav-toggle-bar:last-child {
  transform: translateY(-4px) rotate(-45deg);
}

.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-base);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-normal) var(--ease-out-expo),
              visibility var(--duration-normal);
}

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

.mobile-nav-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.75rem;
  width: 100%;
  padding: 2rem var(--container-pad);
}

.mobile-nav-link {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  color: var(--color-text-primary);
}

.mobile-nav-actions {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  width: 100%;
  max-width: 320px;
  margin-top: 1.5rem;
}

body.nav-open {
  overflow: hidden;
}

/* --- KNX highlight card --- */
.service-card-tag-accent {
  color: var(--color-accent);
}

.service-featured-highlight {
  outline: 1px solid var(--color-accent);
  outline-offset: -1px;
}

/* --- Service rows are links now --- */
a.service-row {
  color: inherit;
  text-decoration: none;
}

a.service-row:hover .service-row-title {
  color: var(--color-accent);
}

a.service-row:hover .service-row-icon {
  color: var(--color-accent);
  transform: translate(3px, -3px);
}

.service-row-icon {
  transition: transform var(--duration-fast) var(--ease-out-expo),
              color var(--duration-fast) var(--ease-out-expo);
}

.channel-value-plain {
  font-size: 1.15rem;
  font-weight: 600;
}

/* --- WhatsApp button --- */
.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  min-height: var(--tap-target-min);
  padding: 0.85rem 1.65rem;
  background-color: transparent;
  color: var(--color-text-primary);
  font-size: var(--text-button);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--color-border-hairline);
  transition: all var(--duration-fast) var(--ease-out-expo);
}

.btn-whatsapp:hover {
  border-color: #25D366;
  color: #128C4A;
  background-color: rgba(37, 211, 102, 0.06);
}

.contact-direct-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  align-self: flex-start;
}

/* --- Form: honeypot, errors, loading, success --- */
.hp-field {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.form-error {
  display: block;
  min-height: 1.15rem;
  margin-top: 0.35rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: #B3261E;
}

.form-input.has-error,
.form-textarea.has-error {
  border-color: #B3261E;
}

.form-submit {
  position: relative;
  width: 100%;
  margin-top: 0.75rem;
}

.form-submit:disabled {
  cursor: wait;
  opacity: 0.75;
}

.form-spinner {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

.form-submit.is-loading .form-spinner {
  display: inline-block;
}

.form-submit.is-loading .form-submit-label {
  opacity: 0.7;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.form-alt {
  margin-top: 1rem;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  text-align: center;
}

.form-alt-link {
  color: var(--color-accent);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}

.form-success {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  min-height: 320px;
  padding: 2rem 1rem;
  text-align: center;
  color: var(--color-text-primary);
}

.form-success svg {
  color: var(--color-accent);
}

.form-success h4 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  text-transform: uppercase;
}

.form-success p {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  max-width: 34ch;
}

/* --- Sticky mobile call bar --- */
.mobile-callbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 900;
  display: none;
  gap: 1px;
  background-color: var(--color-border-dark);
  transform: translateY(110%);
  transition: transform var(--duration-normal) var(--ease-out-expo);
  padding-bottom: env(safe-area-inset-bottom);
}

.mobile-callbar.is-visible {
  transform: translateY(0);
}

.mobile-callbar-btn {
  flex: 1;
  /* Flex items default to min-width:auto and refuse to shrink below their
     content, which pushes the bar past a 320px viewport. */
  min-width: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 56px;
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.mobile-callbar-call {
  background-color: var(--color-accent);
  color: #FFFFFF;
}

.mobile-callbar-wa {
  background-color: var(--color-text-primary);
  color: var(--color-bg-base);
}

/* --- Responsive additions --- */
@media (max-width: 1024px) {
  .nav-toggle {
    display: flex;
  }
  .header-inner {
    justify-content: space-between;
  }
  .header-brand-center {
    margin-right: auto;
  }
  .header-actions-right {
    gap: 0.75rem;
  }
}

@media (max-width: 768px) {
  .header-cta {
    display: none;
  }
  .mobile-callbar {
    display: flex;
  }
  /* Clear the call bar so the footer is never trapped behind it. */
  .site-footer {
    padding-bottom: calc(4.5rem + env(safe-area-inset-bottom));
  }
  .services-featured-grid {
    grid-template-columns: 1fr;
  }
  .contact-direct-actions {
    flex-direction: column;
    align-self: stretch;
  }
  .contact-direct-actions > * {
    width: 100%;
  }
}

/* --- Reduced motion --- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  html.js .reveal-init,
  html.js .reveal-clip {
    opacity: 1;
    transform: none;
  }
  .marquee-track {
    animation: none !important;
  }
  .mobile-callbar {
    transition: none;
  }
}

/* --- Print --- */
@media print {
  .site-header, .mobile-nav, .mobile-callbar,
  .marquee-container, .contact-form-col, .skip-link {
    display: none !important;
  }
  html.js .reveal-init, html.js .reveal-clip {
    opacity: 1 !important;
    transform: none !important;
  }
  body {
    color: #000;
  }
}

/* --- Tap targets: contact links must be comfortably tappable on a phone --- */
.channel-value-phone,
.channel-value-email,
.footer-nav-link[href^="tel:"],
.footer-nav-link[href^="mailto:"] {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}

.form-alt-link {
  display: inline-block;
  padding: 0.5rem 0.25rem;
}

/* ==========================================================================
   INTERACTIVE SECTIONS — compare slider, wall reveal, process, systems
   ========================================================================== */

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* --- Day / night compare --- */
.compare-section {
  background-color: var(--color-bg-subtle);
}

.compare {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background-color: var(--color-bg-dark);
  cursor: ew-resize;
  user-select: none;
  touch-action: pan-y;
}

.compare-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

.compare-top {
  position: absolute;
  inset: 0;
  /* Clip rather than resize: the image underneath must stay exactly the same
     size as the base image, or the two halves will not line up. */
  clip-path: inset(0 50% 0 0);
  will-change: clip-path;
}

.compare-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  margin-left: -1px;
  background-color: rgba(255, 255, 255, 0.9);
  pointer-events: none;
  will-change: left;
}

.compare-handle-grip {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: var(--color-bg-base);
  color: var(--color-text-primary);
  box-shadow: 0 4px 22px rgba(0, 0, 0, 0.32);
}

.compare-label {
  position: absolute;
  bottom: 1.25rem;
  z-index: 2;
  padding: 0.4rem 0.85rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #FFFFFF;
  background-color: rgba(18, 18, 18, 0.55);
  backdrop-filter: blur(6px);
  pointer-events: none;
}

.compare-label-left { left: 1.25rem; }
.compare-label-right { right: 1.25rem; }

/* The range input is the real control: free keyboard and screen-reader
   support. It sits invisibly over the whole frame. */
.compare-range {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: ew-resize;
  -webkit-appearance: none;
  appearance: none;
  background: transparent;
}

.compare-range:focus-visible ~ .compare-handle .compare-handle-grip {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

/* --- Wall reveal --- */
.reveal-wall {
  position: relative;
  height: 180vh;
  background-color: var(--color-bg-dark);
}

.reveal-wall-sticky {
  position: sticky;
  top: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: clamp(2rem, 5vw, 5rem);
  height: 100vh;
  padding: 0 var(--container-pad);
  max-width: var(--container-max);
  margin: 0 auto;
  overflow: hidden;
}

.reveal-wall-media {
  position: relative;
  height: min(78vh, 640px);
  overflow: hidden;
}

.reveal-wall-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.reveal-wall-front {
  /* Driven from JS as the section scrolls; a wipe from the top down. */
  clip-path: inset(0 0 0 0);
  will-change: clip-path;
}

.reveal-wall-copy {
  color: var(--color-text-on-dark);
  max-width: 46ch;
}

.reveal-wall-title {
  font-family: var(--font-display);
  font-size: var(--text-h1);
  font-weight: 700;
  line-height: 1.1;
  text-transform: uppercase;
  color: var(--color-text-on-dark);
  margin-bottom: 1.25rem;
}

.reveal-wall-text {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--color-text-on-dark-muted);
  margin-bottom: 2rem;
}

/* --- Process --- */
.process-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-top: 1px solid var(--color-border-hairline);
}

.process-step {
  display: flex;
  gap: 1.5rem;
  padding: 2.25rem 2rem 2.25rem 0;
  border-bottom: 1px solid var(--color-border-hairline);
}

.process-step:nth-child(odd) {
  border-right: 1px solid var(--color-border-hairline);
  padding-right: 2.5rem;
}

.process-step:nth-child(even) {
  padding-left: 2.5rem;
}

.process-num {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent);
  padding-top: 0.35rem;
}

.process-title {
  font-family: var(--font-display);
  font-size: 1.1875rem;
  font-weight: 700;
  text-transform: uppercase;
  line-height: 1.3;
  margin-bottom: 0.6rem;
}

.process-desc {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

/* --- Systems strip --- */
.systems-section {
  padding: var(--space-2xl) 0;
  border-top: 1px solid var(--color-border-hairline);
  border-bottom: 1px solid var(--color-border-hairline);
}

.systems-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
}

.systems-inner .meta-tag {
  margin-bottom: 0;
}

.systems-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: clamp(1.5rem, 4vw, 3.5rem);
}

.systems-item {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.2vw, 1.6rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-text-muted);
  transition: color var(--duration-fast) var(--ease-out-expo);
}

.systems-item:hover {
  color: var(--color-text-primary);
}

@media (max-width: 900px) {
  /* Keep the sticky scroll reveal on phones. Stack the image over the copy
     and give the section enough travel for the wipe to read. */
  .reveal-wall {
    height: 220vh;
  }
  .reveal-wall-sticky {
    grid-template-columns: 1fr;
    align-content: center;
    gap: 1.25rem;
    height: 100vh;
    padding-top: 1.25rem;
    /* Clear the fixed call bar so the CTA is never trapped behind it. */
    padding-bottom: calc(4.5rem + env(safe-area-inset-bottom));
  }
  .reveal-wall-media {
    height: 40vh;
  }
  .reveal-wall-title {
    margin-bottom: 0.75rem;
  }
  .reveal-wall-text {
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.25rem;
  }
  .process-list {
    grid-template-columns: 1fr;
  }
  .process-step:nth-child(odd) {
    border-right: none;
    padding-right: 0;
  }
  .process-step:nth-child(even) {
    padding-left: 0;
  }
  .compare {
    aspect-ratio: 4 / 3;
  }
  .systems-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal-wall {
    height: auto;
  }
  .reveal-wall-sticky {
    position: static;
    height: auto;
    padding-top: var(--space-3xl);
    padding-bottom: var(--space-3xl);
  }
  .reveal-wall-front {
    /* No scroll animation: show the first fix outright. */
    clip-path: inset(100% 0 0 0);
  }
}

/* --- Grid and flex children must be allowed to shrink ---
   Both default to min-width:auto, so an intrinsically wide child (a button
   with long uppercase text) pushes its track past the container on narrow
   screens. This showed up as a 4px horizontal overflow at 320px. */
.contact-layout > *,
.section-head-split > *,
.craft-header-split > *,
.footer-top-grid > *,
.pillars-grid > *,
.services-featured-grid > *,
.process-list > *,
.reveal-wall-sticky > * {
  min-width: 0;
}

@media (max-width: 360px) {
  .btn-phone-primary,
  .btn-phone-accent,
  .btn-outline,
  .btn-whatsapp {
    padding-left: 1rem;
    padding-right: 1rem;
    font-size: 0.75rem;
    letter-spacing: 0.04em;
  }
}

/* --- WhatsApp submit button --- */
.btn-whatsapp-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  width: 100%;
  min-height: var(--tap-target-min);
  margin-top: 0.75rem;
  padding: 0.95rem 1.85rem;
  background-color: #128C4A;
  color: #FFFFFF;
  font-size: var(--text-button);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid #128C4A;
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--ease-out-expo),
              border-color var(--duration-fast) var(--ease-out-expo),
              transform var(--duration-fast) var(--ease-out-expo);
}

.btn-whatsapp-submit:hover {
  background-color: #0E6F3B;
  border-color: #0E6F3B;
  transform: translateY(-2px);
}

/* ==========================================================================
   ΕΡΓΟ — the real, published KNX project
   ========================================================================== */

.project-section {
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-4xl);
  background-color: var(--color-bg-subtle);
}

.project-head {
  max-width: 62ch;
  margin-bottom: var(--space-2xl);
}

.project-lead {
  margin-top: 1.15rem;
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.project-gallery {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 1.25rem;
  margin-bottom: var(--space-2xl);
}

.project-shot {
  overflow: hidden;
  background-color: var(--color-bg-dark);
}

.project-shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 900ms var(--ease-out-expo);
}

.project-shot:hover img {
  transform: scale(1.03);
}

.project-body {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}

/* --- spec table --- */
.project-specs {
  border-top: 1px solid var(--color-border-hairline);
}

.project-spec {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--color-border-hairline);
}

.project-spec dt {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.project-spec dd {
  font-family: var(--font-mono);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-text-primary);
  text-align: right;
}

/* --- scope --- */
.project-scope-title {
  font-family: var(--font-display);
  font-size: 1.1875rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.project-scope-list {
  display: grid;
  gap: 0.9rem;
  margin-bottom: 2rem;
}

.project-scope-list li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 0.9875rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.project-scope-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 1px;
  background-color: var(--color-accent);
}

.project-scope-list strong {
  color: var(--color-text-primary);
  font-weight: 700;
}

/* --- the verification link: the whole point of the section --- */
.project-verify {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  min-height: var(--tap-target-min);
  padding: 0.75rem 1.35rem;
  border: 1px solid var(--color-text-primary);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-primary);
  transition: background-color var(--duration-fast) var(--ease-out-expo),
              color var(--duration-fast) var(--ease-out-expo);
}

.project-verify:hover {
  background-color: var(--color-text-primary);
  color: var(--color-bg-base);
}

.project-verify svg {
  transition: transform var(--duration-fast) var(--ease-out-expo);
}

.project-verify:hover svg {
  transform: translate(2px, -2px);
}

@media (max-width: 900px) {
  .project-gallery,
  .project-body {
    grid-template-columns: 1fr;
  }
  .project-gallery {
    gap: 0.85rem;
  }
  .project-body {
    gap: 2.5rem;
  }
  .project-shot img {
    aspect-ratio: 4 / 3;
  }
}

/* ==========================================================================
   CASE PAGE — /erga/knx-mykonos-01/
   ========================================================================== */

.case-hero {
  padding-top: var(--space-2xl);
  padding-bottom: var(--space-2xl);
}

.case-title {
  font-family: var(--font-display);
  font-size: var(--text-display);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  hyphens: none;
  overflow-wrap: normal;
  margin-bottom: 1.75rem;
}

.case-lead {
  max-width: 62ch;
  margin-bottom: 2.75rem;
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.case-media {
  overflow: hidden;
  background-color: var(--color-bg-dark);
}

.case-media img {
  width: 100%;
  height: auto;
}

/* --- facts strip --- */
.case-facts {
  padding: var(--space-xl) 0;
  background-color: var(--color-bg-dark);
  color: var(--color-text-on-dark);
}

.case-facts-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1.5rem;
}

.case-fact dt {
  margin-bottom: 0.45rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-on-dark-muted);
}

.case-fact dd {
  font-family: var(--font-mono);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-text-on-dark);
}

/* --- prose --- */
.case-prose {
  max-width: 68ch;
}

.case-prose .section-label {
  margin-bottom: 1.5rem;
}

.case-prose p {
  margin-bottom: 1.15rem;
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
}

.case-prose strong {
  color: var(--color-text-primary);
  font-weight: 700;
}

/* --- applications --- */
.case-apps {
  background-color: var(--color-bg-subtle);
}

.case-apps .section-label {
  margin-bottom: var(--space-xl);
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background-color: var(--color-border-hairline);
  border: 1px solid var(--color-border-hairline);
}

.app-card {
  padding: 2rem 1.75rem;
  background-color: var(--color-bg-base);
}

.app-title {
  margin-bottom: 1rem;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  text-transform: uppercase;
  line-height: 1.3;
}

.app-list {
  display: grid;
  gap: 0.55rem;
}

.app-list li {
  position: relative;
  padding-left: 1.35rem;
  font-size: 0.9375rem;
  line-height: 1.55;
  color: var(--color-text-secondary);
}

.app-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 1px;
  background-color: var(--color-accent);
}

/* --- energy / innovation --- */
.case-pillars-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4.5rem);
}

.case-pillar-title {
  margin-bottom: 1rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  text-transform: uppercase;
}

.case-pillar p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.case-pillar strong {
  color: var(--color-text-primary);
}

.case-source {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border-hairline);
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  max-width: 80ch;
}

.case-source a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* --- verification band --- */
.case-verify-band {
  padding: var(--space-3xl) 0;
  background-color: var(--color-bg-dark);
  color: var(--color-text-on-dark);
}

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

.case-verify-title {
  margin-bottom: 0.75rem;
  font-family: var(--font-display);
  font-size: var(--text-h2);
  font-weight: 700;
  text-transform: uppercase;
  line-height: 1.15;
  color: var(--color-text-on-dark);
}

.case-verify-text {
  max-width: 56ch;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text-on-dark-muted);
}

/* --- closing CTA --- */
.case-cta-inner {
  max-width: 60ch;
}

.case-cta-text {
  margin: 1.15rem 0 2rem;
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.case-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

@media (max-width: 1024px) {
  .case-facts-grid { grid-template-columns: repeat(3, 1fr); }
  .apps-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .case-facts-grid { grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
  .apps-grid { grid-template-columns: 1fr; }
  .case-pillars-grid { grid-template-columns: 1fr; }
  .case-verify-inner { flex-direction: column; align-items: flex-start; }
  .case-cta-actions { flex-direction: column; align-items: stretch; }
  .case-cta-actions > * { width: 100%; }
}

/* Seven cards in a three-column grid leave two empty cells showing the gap
   colour. Let the last one run the full width so the block closes cleanly. */
.app-card:last-child {
  grid-column: 1 / -1;
}