/* ==========================================================================
   DESIGN-SYSTEM.CSS — DESIGN 33 PREMIUM TRADE ARCHITECTURE
   Volt & Vibe Electrical Contracting — Adelaide, South Australia
   --------------------------------------------------------------------------
   Art Direction: Editorial Architectural Dark Theme.
   Deep graphite-navy canvas, high-legibility crisp typography, calibrated
   volt accents, technical hairline grids, micro-interactions, and genuine
   trade craftsmanship.
   ========================================================================== */

/* ==========================================================================
   1. DESIGN TOKENS
   ========================================================================== */
:root {
  /* --- Surfaces --- */
  --c-bg:           #060a12;
  --c-bg-alt:       #0a101d;
  --c-surface:      #0f1728;
  --c-surface-elev: #141f36;
  --c-surface-card: #0d1424;
  --c-line:         rgba(255, 255, 255, 0.08);
  --c-line-strong:  rgba(255, 255, 255, 0.16);
  --c-line-volt:    rgba(212, 255, 50, 0.35);

  /* --- Text Hierarchy --- */
  --c-ink:          #f4f7fc;
  --c-ink-soft:     #b0bed2;
  --c-muted:        #73849c;
  --c-ghost:        #415168;

  /* --- Accent Colors --- */
  --c-volt:         #d4ff32;
  --c-volt-hover:   #e2ff6e;
  --c-volt-soft:    rgba(212, 255, 50, 0.12);
  --c-volt-glow:    0 0 24px rgba(212, 255, 50, 0.28);

  --c-blue:         #7c8ba6;
  --c-blue-soft:    rgba(124, 139, 166, 0.14);

  --c-success:      #34d399;
  --c-success-soft: rgba(52, 211, 153, 0.14);

  /* --- Typography --- */
  --font-display:   "Fraunces", Georgia, "Times New Roman", serif;
  --font-body:      "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono:      "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  /* --- Spacing System --- */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.5rem;
  --space-6:  2rem;
  --space-7:  3rem;
  --space-8:  4.5rem;
  --space-9:  6.5rem;

  /* --- Geometry & Radii --- */
  --r-sm:   6px;
  --r-md:   12px;
  --r-lg:   18px;
  --r-xl:   26px;
  --r-pill: 999px;

  /* --- Elevation --- */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 14px 40px rgba(0, 0, 0, 0.55);
  --shadow-lg: 0 30px 80px rgba(0, 0, 0, 0.7);

  /* --- Layout Bounds --- */
  --container: 1440px;
  --nav-h: 76px;

  /* --- Animation --- */
  --ease: cubic-bezier(0.2, 0.9, 0.3, 1);
  --speed: 0.25s;
}

/* ==========================================================================
   2. RESET & FOUNDATIONS
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--c-ink);
  background-color: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 520;
  line-height: 1.1;
  margin: 0 0 var(--space-4);
  color: var(--c-ink);
  letter-spacing: -0.015em;
  font-optical-sizing: auto;
}

p {
  margin: 0 0 var(--space-4);
  color: var(--c-ink-soft);
}

a {
  color: var(--c-volt);
  text-decoration: none;
  transition: color var(--speed) var(--ease);
}
a:hover {
  color: var(--c-volt-hover);
}

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

strong {
  font-weight: 650;
  color: var(--c-ink);
}

::selection {
  background: var(--c-volt);
  color: #060a12;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--c-volt);
  outline-offset: 2px;
}

/* ==========================================================================
   3. TYPOGRAPHIC HIERARCHY & UTILITIES
   ========================================================================== */
.display-xl {
  font-size: clamp(2.75rem, 6.2vw, 4.8rem);
  line-height: 1.03;
  letter-spacing: -0.025em;
}

.display-lg {
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.display-md {
  font-size: clamp(1.65rem, 3.2vw, 2.4rem);
  line-height: 1.14;
}

.lead {
  font-size: clamp(1.06rem, 1.4vw, 1.22rem);
  line-height: 1.65;
  color: var(--c-ink-soft);
}

.word-volt {
  color: var(--c-volt);
  font-style: italic;
  font-weight: 500;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-volt);
  margin-bottom: var(--space-4);
}
.eyebrow::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 2px;
  background: var(--c-volt);
}

.mono-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.4em 0.85em;
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--c-line-strong);
  color: var(--c-ink-soft);
}

.mono-tag--volt {
  background: var(--c-volt-soft);
  border-color: var(--c-line-volt);
  color: var(--c-volt);
}

.mono-tag--blue {
  background: var(--c-blue-soft);
  border-color: rgba(124, 139, 166, 0.3);
  color: var(--c-blue);
}

/* ==========================================================================
   4. LAYOUT CONTAINERS & SECTIONS
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.section {
  position: relative;
  padding-block: clamp(4.5rem, 8vw, 7.5rem);
}

.section--alt {
  background-color: var(--c-bg-alt);
  border-block: 1px solid var(--c-line);
}

.section-head {
  max-width: 800px;
  margin: 0 auto var(--space-8);
  text-align: center;
}

.section-head--left {
  margin-inline: 0;
  text-align: left;
}

.grid {
  display: grid;
  gap: var(--space-6);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

/* ==========================================================================
   5. TOP UTILITY BAR & NAVIGATION
   ========================================================================== */
.topbar {
  background: #03060b;
  border-bottom: 1px solid var(--c-line);
  font-size: 0.8rem;
  padding-block: 0.45rem;
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  color: var(--c-ink-soft);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-success);
  box-shadow: 0 0 10px var(--c-success);
  animation: pulseStatus 2.2s infinite ease-in-out;
}

@keyframes pulseStatus {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.65; }
}

.topbar__credentials {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--c-muted);
}

.topbar__credentials span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

/* --- Main Nav --- */
.nav {
  position: sticky;
  top: 0;
  z-index: 90;
  height: var(--nav-h);
  background: rgba(6, 10, 18, 0.82);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--c-line);
  transition: background var(--speed) var(--ease), border-color var(--speed) var(--ease);
}

.nav.is-scrolled {
  background: rgba(6, 10, 18, 0.94);
  border-bottom-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.nav__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
}

.nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.nav__logo-badge {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: #0b1120;
  border: 1px solid var(--c-line-volt);
  display: grid;
  place-items: center;
  color: var(--c-volt);
  box-shadow: inset 0 0 0 1px rgba(212, 255, 50, 0.05);
}

.nav__logo-badge svg {
  width: 22px;
  height: 22px;
}

.nav__brand-text {
  display: flex;
  flex-direction: column;
}

.nav__brand-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 520;
  color: var(--c-ink);
  letter-spacing: -0.015em;
  line-height: 1.1;
}

.nav__brand-sub {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav__links a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--c-ink-soft);
  transition: color var(--speed) var(--ease);
}
.nav__links a:hover {
  color: var(--c-volt);
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.nav__phone-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--c-ink);
  padding: 0.5em 0.8em;
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--c-line);
}
.nav__phone-link:hover {
  color: var(--c-volt);
  border-color: var(--c-line-strong);
}

.nav__toggle {
  display: none;
  background: none;
  border: 1px solid var(--c-line);
  cursor: pointer;
  width: 44px;
  height: 44px;
  border-radius: var(--r-sm);
  position: relative;
  color: var(--c-ink);
}

.nav__toggle span, .nav__toggle span::before, .nav__toggle span::after {
  content: "";
  position: absolute;
  left: 50%;
  width: 20px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transform: translateX(-50%);
  transition: transform 0.25s var(--ease), opacity 0.2s;
}
.nav__toggle span { top: 50%; margin-top: -1px; }
.nav__toggle span::before { top: -7px; }
.nav__toggle span::after { top: 7px; }
.nav__toggle[aria-expanded="true"] span { background: transparent; }
.nav__toggle[aria-expanded="true"] span::before { transform: translate(-50%, 7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span::after { transform: translate(-50%, -7px) rotate(-45deg); }

/* ==========================================================================
   6. BUTTONS & INTERACTIVE CONTROLS
   ========================================================================== */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1;
  padding: 1.05em 2em;
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  transition: transform var(--speed) var(--ease), box-shadow var(--speed) var(--ease),
              background var(--speed) var(--ease), color var(--speed) var(--ease),
              border-color var(--speed) var(--ease);
}
.btn:active { transform: translateY(1px); }

.btn--primary {
  background: var(--c-volt);
  color: #060a12;
  box-shadow: 0 4px 20px rgba(212, 255, 50, 0.32);
}
.btn--primary:hover {
  background: var(--c-volt-hover);
  color: #060a12;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(212, 255, 50, 0.42);
}

.btn--glass {
  background: rgba(255, 255, 255, 0.05);
  color: var(--c-ink);
  border-color: var(--c-line-strong);
  backdrop-filter: blur(10px);
}
.btn--glass:hover {
  background: rgba(255, 255, 255, 0.09);
  color: var(--c-volt);
  border-color: var(--c-volt);
  transform: translateY(-2px);
}

.btn--outline {
  background: transparent;
  color: var(--c-ink-soft);
  border-color: var(--c-line-strong);
}
.btn--outline:hover {
  color: var(--c-ink);
  border-color: var(--c-ink);
}

.btn--sm {
  padding: 0.65em 1.3em;
  font-size: 0.85rem;
}

.btn--lg {
  padding: 1.2em 2.4em;
  font-size: 1.05rem;
}

.btn--block {
  width: 100%;
}

/* ==========================================================================
   7. HERO COMPOSITION
   ========================================================================== */
.hero {
  position: relative;
  padding-top: clamp(3.5rem, 8vw, 6.5rem);
  padding-bottom: clamp(4rem, 8vw, 7rem);
  overflow: hidden;
}

.hero__ambient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 75% 25%, rgba(212, 255, 50, 0.08) 0%, transparent 48%),
    radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.06) 0%, transparent 45%),
    linear-gradient(180deg, #060a12 0%, #080e1a 50%, #060a12 100%);
  pointer-events: none;
}

.hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.95fr;
  gap: clamp(2rem, 4.5vw, 4rem);
  align-items: center;
}

.hero__content {
  max-width: 740px;
}

.hero__lead-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-ink);
  padding: 0.45em 1em;
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--c-line-strong);
  margin-bottom: var(--space-4);
}

.hero__actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-top: var(--space-6);
  margin-bottom: var(--space-6);
}

.hero__badges {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-top: var(--space-5);
}

/* Featured Hero Photographic Showcase */
.hero__visual {
  position: relative;
  width: 100%;
}

.hero__frame {
  position: relative;
  border-radius: var(--r-xl);
  overflow: hidden;
  border: 1px solid var(--c-line-strong);
  background: #0b1120;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.85), 0 0 0 1px rgba(255, 255, 255, 0.06);
  aspect-ratio: 4 / 3.1;
}

.hero__photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 25%;
  display: block;
  transform: scale(1.01);
  transition: transform 0.6s var(--ease);
}

.hero__frame:hover .hero__photo {
  transform: scale(1.04);
}

.hero__photo-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 10, 18, 0.15) 0%, rgba(6, 10, 18, 0.45) 45%, rgba(6, 10, 18, 0.92) 100%);
  pointer-events: none;
}

/* Floating Telemetry Badges */
.hero__telemetry {
  position: absolute;
  z-index: 2;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--c-line-strong);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
}

.hero__telemetry--top {
  top: 1.1rem;
  left: 1.1rem;
  background: rgba(8, 14, 26, 0.88);
  padding: 0.7rem 1rem;
}

.telemetry-pill {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.2rem;
}

.live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--c-volt);
  box-shadow: 0 0 0 0 rgba(212, 255, 50, 0.7);
  animation: voltPulse 2s infinite;
}

@keyframes voltPulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(212, 255, 50, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(212, 255, 50, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(212, 255, 50, 0); }
}

.telemetry-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--c-volt);
  font-weight: 600;
}

.telemetry-body {
  font-size: 0.82rem;
  color: var(--c-ink-soft);
  font-weight: 500;
}

.hero__telemetry--bottom {
  bottom: 1.1rem;
  left: 1.1rem;
  right: 1.1rem;
  background: rgba(8, 14, 26, 0.92);
  padding: 0.95rem 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.telemetry-compliance {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.compliance-icon {
  width: 34px;
  height: 34px;
  border-radius: var(--r-md);
  background: var(--c-volt-soft);
  color: var(--c-volt);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.compliance-title {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--c-ink);
}

.compliance-sub {
  font-size: 0.78rem;
  color: var(--c-muted);
}

.telemetry-rating {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--c-line);
  font-size: 0.82rem;
}

.stars {
  color: #fbbf24;
  letter-spacing: 0.1em;
  font-size: 0.9rem;
}

.rating-text {
  color: var(--c-ink-soft);
  font-family: var(--font-mono);
  font-size: 0.76rem;
}

/* Micro Substrip directly below photo */
.hero__substrip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
  margin-top: 0.75rem;
}

.substrip-item {
  background: rgba(14, 22, 38, 0.7);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  padding: 0.55rem 0.7rem;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.76rem;
  color: var(--c-ink-soft);
  font-family: var(--font-mono);
  white-space: nowrap;
}

.substrip-item svg {
  color: var(--c-volt);
  flex-shrink: 0;
}

/* Hero Stats Counter Bar */
.hero__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-top: clamp(2.5rem, 5vw, 4.5rem);
  padding-top: var(--space-6);
  border-top: 1px solid var(--c-line);
}

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

.stat-cell__num {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--c-ink);
}

.stat-cell__sub {
  font-size: 0.85rem;
  color: var(--c-muted);
  line-height: 1.4;
}

/* ==========================================================================
   8. TRUST STRIP & ACCREDITATIONS
   ========================================================================== */
.accreditation-bar {
  border-block: 1px solid var(--c-line);
  background: #05080f;
  padding-block: var(--space-5);
}

.accreditation-list {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  flex-wrap: wrap;
  list-style: none;
  margin: 0;
  padding: 0;
}

.accreditation-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-ink-soft);
}

.accreditation-item svg {
  width: 18px;
  height: 18px;
  color: var(--c-volt);
  flex-shrink: 0;
}

/* ==========================================================================
   9. DIAGNOSTIC & PROBLEM FRAMEWORK
   ========================================================================== */
.diagnostic-card {
  background: var(--c-surface-card);
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
  padding: var(--space-6);
  transition: transform var(--speed) var(--ease), border-color var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
}
.diagnostic-card:hover {
  transform: translateY(-4px);
  border-color: var(--c-line-strong);
  box-shadow: var(--shadow-md);
}

.diagnostic-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--c-line);
  display: grid;
  place-items: center;
  color: var(--c-volt);
  margin-bottom: var(--space-4);
}
.diagnostic-card__icon svg { width: 24px; height: 24px; }

.diagnostic-card h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-3);
}

.diagnostic-card .problem-text {
  font-size: 0.94rem;
  color: var(--c-ink-soft);
  margin-bottom: var(--space-4);
}

.diagnostic-card .solution-box {
  background: rgba(6, 10, 18, 0.65);
  border-left: 2px solid var(--c-volt);
  padding: 0.75rem 1rem;
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-size: 0.88rem;
  color: var(--c-ink);
}

/* ==========================================================================
   10. SERVICES ARCHITECTURE (EDITORIAL HIERARCHY)
   ========================================================================== */
.services-bento {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-6);
}

.service-card {
  background: var(--c-surface-card);
  border: 1px solid var(--c-line);
  border-radius: var(--r-xl);
  padding: clamp(1.8rem, 3vw, 2.5rem);
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  transition: transform var(--speed) var(--ease), border-color var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
}
.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-md);
}

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

.service-card__badge {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
}

.service-card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--r-md);
  background: var(--c-volt-soft);
  border: 1px solid var(--c-line-volt);
  display: grid;
  place-items: center;
  color: var(--c-volt);
  margin-bottom: var(--space-5);
}
.service-card__icon svg { width: 26px; height: 26px; }

.service-card__icon--blue {
  background: var(--c-blue-soft);
  border-color: rgba(124, 139, 166, 0.3);
  color: var(--c-blue);
}

.service-card__media {
  width: 100%;
  height: 200px;
  border-radius: var(--r-md);
  overflow: hidden;
  margin-bottom: 1.25rem;
  background: #0b1120;
}
.service-card__media--sm {
  height: 180px;
  margin-bottom: 1rem;
}
.service-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transform: scale(1.01);
  transition: transform 0.6s var(--ease);
}
.service-card:hover .service-card__media img {
  transform: scale(1.05);
}

.service-card h3 {
  font-size: 1.45rem;
  margin-bottom: var(--space-3);
}

.spec-list {
  list-style: none;
  margin: var(--space-5) 0 var(--space-6);
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2) var(--space-4);
}

.spec-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.88rem;
  color: var(--c-ink-soft);
}
.spec-list li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-volt);
}

.service-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  border-top: 1px solid var(--c-line);
}

.service-card__price-hint {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--c-muted);
}
.service-card__price-hint strong {
  color: var(--c-volt);
}

/* ==========================================================================
   11. TRANSPARENT PRICING MATRIX
   ========================================================================== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

.pricing-tier {
  background: var(--c-surface-card);
  border: 1px solid var(--c-line);
  border-radius: var(--r-xl);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: transform var(--speed) var(--ease), border-color var(--speed) var(--ease);
}
.pricing-tier:hover {
  transform: translateY(-4px);
  border-color: var(--c-line-strong);
}

.pricing-tier--featured {
  border-color: var(--c-line-volt);
  background: linear-gradient(180deg, rgba(212, 255, 50, 0.04) 0%, var(--c-surface-card) 45%);
}

.pricing-tier__header {
  border-bottom: 1px solid var(--c-line);
  padding-bottom: var(--space-5);
  margin-bottom: var(--space-5);
}

.pricing-tier__amount {
  font-family: var(--font-mono);
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--c-ink);
  line-height: 1;
  margin: var(--space-3) 0 var(--space-2);
}
.pricing-tier__amount span {
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--c-muted);
}

.pricing-features {
  list-style: none;
  margin: 0 0 var(--space-6);
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  font-size: 0.9rem;
  color: var(--c-ink-soft);
}
.pricing-features li {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
}
.pricing-features svg {
  width: 16px;
  height: 16px;
  color: var(--c-volt);
  margin-top: 3px;
  flex-shrink: 0;
}

.pricing-note {
  background: rgba(14, 22, 38, 0.6);
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
  padding: var(--space-5) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* ==========================================================================
   12. INTERACTIVE QUOTE & PHOTO ASSESSMENT ENGINE
   ========================================================================== */
.quote-wrapper {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: start;
}

.quote-engine {
  background: rgba(13, 20, 36, 0.85);
  border: 1px solid var(--c-line-strong);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  overflow: hidden;
}

.quote-engine__header {
  padding: var(--space-6);
  border-bottom: 1px solid var(--c-line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent);
}

.quote-engine__header h3 {
  font-size: 1.6rem;
  margin-bottom: var(--space-1);
}

.quote-engine__body {
  padding: var(--space-6);
}

/* Service Pill Selector */
.pill-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}

.pill-option {
  position: relative;
}

.pill-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.pill-label {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1rem;
  border-radius: var(--r-md);
  border: 1px solid var(--c-line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--c-ink-soft);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--speed) var(--ease);
}
.pill-ico {
  width: 17px;
  height: 17px;
  flex: 0 0 auto;
}
.pill-label:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--c-line-strong);
}
.pill-option input[type="radio"]:checked + .pill-label {
  background: var(--c-volt-soft);
  border-color: var(--c-volt);
  color: var(--c-volt);
}

/* Form Fields */
.field {
  margin-bottom: var(--space-4);
}

.field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-ink-soft);
  margin-bottom: var(--space-2);
}

.field input, .field textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.96rem;
  color: var(--c-ink);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--c-line-strong);
  border-radius: var(--r-md);
  padding: 0.85em 1.1em;
  transition: border-color var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
}
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--c-volt);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 0 0 3px rgba(212, 255, 50, 0.16);
}

/* Accessible, High-Contrast Custom Select Dropdown */
.select-wrapper {
  position: relative;
  width: 100%;
}

.select-wrapper select,
.field select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.96rem;
  font-weight: 500;
  color: #f8fafc;
  background-color: #0b1220;
  border: 1px solid var(--c-line-strong);
  border-radius: var(--r-md);
  padding: 0.88em 2.85em 0.88em 1.1em;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
  transition: border-color var(--speed) var(--ease), box-shadow var(--speed) var(--ease), background-color var(--speed) var(--ease);
}

.select-wrapper select:focus,
.field select:focus {
  outline: none;
  border-color: var(--c-volt);
  background-color: #0e172a;
  box-shadow: 0 0 0 3px rgba(212, 255, 50, 0.2);
}

.select-wrapper .select-chevron {
  position: absolute;
  right: 1.1rem;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: var(--c-volt);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--speed) var(--ease);
}

.select-wrapper:focus-within .select-chevron {
  transform: translateY(-50%) rotate(180deg);
}

/* Explicit option tags styling across WebKit and Gecko */
.select-wrapper select option,
.field select option {
  background-color: #0b1120 !important;
  color: #f8fafc !important;
  font-size: 0.95rem;
  padding: 12px 16px;
}

.field textarea {
  min-height: 100px;
  resize: vertical;
}

.field-hint {
  font-size: 0.78rem;
  color: var(--c-muted);
  margin-top: var(--space-1);
}

.form-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

/* Photo Dropzone */
.photo-zone {
  border: 2px dashed var(--c-line-strong);
  border-radius: var(--r-lg);
  padding: var(--space-5);
  text-align: center;
  background: rgba(255, 255, 255, 0.015);
  cursor: pointer;
  transition: border-color var(--speed) var(--ease), background var(--speed) var(--ease);
}
.photo-zone:hover {
  border-color: var(--c-volt);
  background: rgba(212, 255, 50, 0.03);
}

.photo-zone input[type="file"] {
  display: none;
}

.photo-zone__icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  display: grid;
  place-items: center;
  margin: 0 auto var(--space-2);
  color: var(--c-volt);
}

.preview-grid {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-top: var(--space-3);
}

.preview-chip {
  width: 68px;
  height: 68px;
  border-radius: var(--r-sm);
  border: 1px solid var(--c-volt);
  overflow: hidden;
  position: relative;
}
.preview-chip img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Success Receipt Screen */
.quote-receipt {
  padding: var(--space-8) var(--space-6);
  text-align: center;
}

.quote-receipt__icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--c-volt-soft);
  border: 1px solid var(--c-volt);
  color: var(--c-volt);
  display: grid;
  place-items: center;
  margin: 0 auto var(--space-5);
}
.quote-receipt__icon svg { width: 32px; height: 32px; }

.quote-receipt__token {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  letter-spacing: 0.1em;
  color: var(--c-volt);
  background: rgba(212, 255, 50, 0.08);
  padding: 0.5em 1.2em;
  border-radius: var(--r-pill);
  display: inline-block;
  margin: var(--space-4) 0;
}

/* ==========================================================================
   13. COMPLETED CASE STUDIES & RECENT WORK
   ========================================================================== */
.case-study-card {
  background: var(--c-surface-card);
  border: 1px solid var(--c-line);
  border-radius: var(--r-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--speed) var(--ease), border-color var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
}
.case-study-card:hover {
  transform: translateY(-5px);
  border-color: var(--c-line-strong);
  box-shadow: var(--shadow-lg);
}

.case-study-card__img {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  position: relative;
}
.case-study-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}
.case-study-card:hover .case-study-card__img img {
  transform: scale(1.05);
}

.case-study-card__body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex-grow: 1;
}

.case-study-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.case-study-card h3 {
  font-size: 1.3rem;
  margin-bottom: var(--space-3);
}

.case-study-card__specs {
  background: rgba(6, 10, 18, 0.6);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--c-muted);
  margin-top: var(--space-4);
}
.case-study-card__specs span {
  color: var(--c-ink-soft);
}

/* ==========================================================================
   14. TESTIMONIALS & AUTHENTIC LOCAL REPUTATION
   ========================================================================== */
.review-card {
  background: var(--c-surface-card);
  border: 1px solid var(--c-line);
  border-radius: var(--r-xl);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.review-stars {
  color: var(--c-volt);
  font-size: 0.85rem;
  letter-spacing: 2px;
  margin-bottom: var(--space-4);
}

.review-card blockquote {
  margin: 0 0 var(--space-5);
  font-family: var(--font-display);
  font-size: 1.12rem;
  line-height: 1.45;
  color: var(--c-ink);
}

.review-author {
  border-top: 1px solid var(--c-line);
  padding-top: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.review-author strong {
  font-size: 0.94rem;
  display: block;
}
.review-author span {
  font-size: 0.8rem;
  color: var(--c-muted);
}

/* ==========================================================================
   15. ACCORDION FAQ
   ========================================================================== */
.faq-wrap {
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--c-surface-card);
}

.faq-wrap details {
  border-bottom: 1px solid var(--c-line);
}
.faq-wrap details:last-child {
  border-bottom: none;
}

.faq-wrap summary {
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--c-ink);
  transition: color var(--speed) var(--ease), background var(--speed) var(--ease);
}
.faq-wrap summary::-webkit-details-marker { display: none; }
.faq-wrap summary:hover {
  color: var(--c-volt);
  background: rgba(255, 255, 255, 0.02);
}

.faq-indicator {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--c-volt);
  transition: transform var(--speed) var(--ease), background var(--speed) var(--ease);
}
.faq-wrap details[open] .faq-indicator {
  transform: rotate(45deg);
  background: var(--c-volt-soft);
}

.faq-content {
  padding: 0 var(--space-6) var(--space-6);
  color: var(--c-ink-soft);
  font-size: 0.96rem;
  line-height: 1.7;
}

/* ==========================================================================
   16. FOOTER
   ========================================================================== */
.footer {
  background: #03050a;
  border-top: 1px solid var(--c-line);
  padding-top: var(--space-8);
  padding-bottom: var(--space-6);
  color: var(--c-muted);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1.4fr;
  gap: var(--space-7);
  margin-bottom: var(--space-8);
}

.footer h3 {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-ink);
  margin-bottom: var(--space-4);
}

.footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer ul li {
  margin-bottom: var(--space-2);
  font-size: 0.92rem;
}
.footer ul a {
  color: var(--c-ink-soft);
}
.footer ul a:hover {
  color: var(--c-volt);
}

.footer__contact-list li {
  display: flex;
  gap: 0.65rem;
  align-items: flex-start;
}
.footer__contact-list svg {
  width: 16px;
  height: 16px;
  color: var(--c-volt);
  margin-top: 4px;
  flex-shrink: 0;
}

.footer__legal-bar {
  border-top: 1px solid var(--c-line);
  padding-top: var(--space-5);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  font-size: 0.78rem;
  color: var(--c-muted);
}

/* ==========================================================================
   17. MOBILE FLOATING QUICK-ACTION BAR
   ========================================================================== */
.mobile-action-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(6, 10, 18, 0.94);
  border-top: 1px solid var(--c-line-strong);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 0.75rem 1rem;
  box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.6);
}

.mobile-action-bar__grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: var(--space-3);
  max-width: 500px;
  margin: 0 auto;
}

/* ==========================================================================
   18. RESPONSIVE MEDIA QUERIES
   ========================================================================== */
@media (max-width: 1024px) {
  .services-bento { grid-template-columns: 1fr 1fr; }
  .service-card--col-7,
  .service-card--col-5,
  .service-card--col-4,
  .service-card--col-6,
  .service-card--col-12 { grid-column: span 1; }

  .pricing-grid { grid-template-columns: 1fr; max-width: 600px; margin-inline: auto; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .hero__grid { grid-template-columns: 1fr; }
  .trust-panel { max-width: 600px; }
}

@media (max-width: 900px) {
  .nav__links {
    position: absolute;
    top: var(--nav-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: rgba(6, 10, 18, 0.98);
    border-bottom: 1px solid var(--c-line-strong);
    padding: var(--space-4) var(--space-6) var(--space-6);
    display: none;
  }
  .nav__links.is-open { display: flex; }
  .nav__links li {
    border-bottom: 1px solid var(--c-line);
    padding-block: var(--space-3);
  }
  .nav__links li:last-child { border-bottom: none; }
  .nav__links a { font-size: 1.05rem; }

  .nav__toggle { display: block; }
  .nav__phone-link { display: none; }

  .quote-wrapper { grid-template-columns: 1fr; }
  .grid--3 { grid-template-columns: 1fr; }
  .services-bento { grid-template-columns: 1fr; }
  .topbar__credentials { display: none; }
}

@media (max-width: 640px) {
  body { padding-bottom: 74px; } /* Clearance for mobile action bar */
  .mobile-action-bar { display: block; }

  .hero__substrip { grid-template-columns: 1fr; }
  .hero__stats { grid-template-columns: repeat(2, 1fr); gap: var(--space-4); }
  .hero__telemetry--bottom { padding: 0.8rem; }
  .telemetry-compliance { gap: 0.5rem; }
  .compliance-icon { width: 28px; height: 28px; }
  .compliance-title { font-size: 0.8rem; }
  .compliance-sub { font-size: 0.72rem; }

  .pill-grid { grid-template-columns: 1fr; }
  .form-split { grid-template-columns: 1fr; }
  .spec-list { grid-template-columns: 1fr; }

  .footer__grid { grid-template-columns: 1fr; gap: var(--space-6); }
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; }

  .display-xl { font-size: 2.3rem; }
  .display-lg { font-size: 1.9rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* Scroll snapping */
html { scroll-snap-type: y proximity; }
section { scroll-snap-align: start; }