/* T3 Construction Services — Style */

@import url('https://api.fontshare.com/v2/css?f[]=clash-display@400,500,600,700&f[]=satoshi@300,400,500,700&display=swap');

:root {
  /* Type Scale */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);
  --text-hero: clamp(3rem,     0.5rem  + 7vw,    8rem);

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Fonts */
  --font-display: 'Clash Display', 'Arial Black', sans-serif;
  --font-body:    'Satoshi', 'Inter', sans-serif;

  /* Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 200ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-narrow:  640px;
  --content-default: 960px;
  --content-wide:    1200px;
}

/* ═══ LIGHT MODE ═══ */
:root, [data-theme='light'] {
  --color-bg:              #f5f3ef;
  --color-surface:         #faf9f7;
  --color-surface-2:       #ffffff;
  --color-surface-offset:  #eeece7;
  --color-divider:         #dbd8d2;
  --color-border:          #ccc9c2;

  --color-text:            #1a1712;
  --color-text-muted:      #6b6860;
  --color-text-faint:      #b0aeaa;
  --color-text-inverse:    #f9f8f5;

  /* Steel blue primary — matches logo */
  --color-primary:         #0a7abf;
  --color-primary-hover:   #075f96;
  --color-primary-active:  #054772;
  --color-primary-highlight: #cce3f5;

  /* Silver/blue accent */
  --color-accent:          #0a7abf;
  --color-accent-hover:    #075f96;
  --color-accent-active:   #054772;
  --color-accent-light:    #e0f0fb;

  --shadow-sm:  0 1px 3px rgba(0,0,0,0.08);
  --shadow-md:  0 4px 14px rgba(0,0,0,0.10);
  --shadow-lg:  0 16px 40px rgba(0,0,0,0.14);
}

/* ═══ DARK MODE ═══ */
[data-theme='dark'] {
  --color-bg:              #111210;
  --color-surface:         #161714;
  --color-surface-2:       #1c1d1a;
  --color-surface-offset:  #191a17;
  --color-divider:         #252620;
  --color-border:          #313228;

  --color-text:            #e0ded8;
  --color-text-muted:      #817f79;
  --color-text-faint:      #515048;
  --color-text-inverse:    #111210;

  --color-primary:         #3da0e0;
  --color-primary-hover:   #2a8bcc;
  --color-primary-active:  #1a72b0;
  --color-primary-highlight: #1a3a52;

  --color-accent:          #3da0e0;
  --color-accent-hover:    #2a8bcc;
  --color-accent-active:   #1a72b0;
  --color-accent-light:    #1a3a52;

  --shadow-sm:  0 1px 3px rgba(0,0,0,0.3);
  --shadow-md:  0 4px 14px rgba(0,0,0,0.4);
  --shadow-lg:  0 16px 40px rgba(0,0,0,0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:              #111210;
    --color-surface:         #161714;
    --color-surface-2:       #1c1d1a;
    --color-surface-offset:  #191a17;
    --color-divider:         #252620;
    --color-border:          #313228;
    --color-text:            #e0ded8;
    --color-text-muted:      #817f79;
    --color-text-faint:      #515048;
    --color-text-inverse:    #111210;
    --color-primary:         #3da0e0;
    --color-primary-hover:   #2a8bcc;
    --color-primary-active:  #1a72b0;
    --color-primary-highlight: #1a3a52;
    --color-accent:          #3da0e0;
    --color-accent-hover:    #2a8bcc;
    --color-accent-active:   #1a72b0;
    --color-accent-light:    #1a3a52;
    --shadow-sm:  0 1px 3px rgba(0,0,0,0.3);
    --shadow-md:  0 4px 14px rgba(0,0,0,0.4);
    --shadow-lg:  0 16px 40px rgba(0,0,0,0.5);
  }
}

/* ═══ LAYOUT ═══ */
.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-12));
}

.container--narrow {
  max-width: var(--content-default);
}

section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-32));
}

/* ═══ HEADER / NAV ═══ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in oklab, var(--color-bg) 92%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-divider);
  transition: box-shadow var(--transition-interactive);
}

.site-header--scrolled {
  box-shadow: var(--shadow-sm);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: var(--space-8);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
  flex-shrink: 0;
}

.nav-logo-text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
}

.nav-logo-text span {
  color: var(--color-accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  transition: color var(--transition-interactive);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-text);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-interactive);
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-accent);
  color: #fff;
  border: 2px solid var(--color-accent);
}

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

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border: 2px solid var(--color-border);
}

.btn--outline:hover {
  border-color: var(--color-text);
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  transition: all var(--transition-interactive);
}

.theme-toggle:hover {
  color: var(--color-text);
  border-color: var(--color-text-muted);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 32px;
  padding: var(--space-2);
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--transition-interactive);
}

/* ═══ HERO ═══ */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-text);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, #0e1a24 0%, #1a3248 40%, #0d0d0d 100%);
  z-index: 0;
}

/* Blueprint grid overlay */
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 1;
}

/* Orange diagonal bar */
.hero-bg::after {
  content: '';
  position: absolute;
  top: -10%;
  right: -5%;
  width: 45%;
  height: 130%;
  background: linear-gradient(175deg, var(--color-accent) 0%, #c44006 100%);
  clip-path: polygon(15% 0%, 100% 0%, 85% 100%, 0% 100%);
  opacity: 0.12;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-block: clamp(var(--space-16), 10vw, var(--space-32));
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-6);
}

.hero-eyebrow::before {
  content: '';
  display: block;
  width: 32px;
  height: 2px;
  background: var(--color-accent);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 700;
  color: #fff;
  line-height: 0.95;
  letter-spacing: -0.03em;
  max-width: 14ch;
  margin-bottom: var(--space-8);
}

.hero h1 .accent {
  color: var(--color-accent);
  display: block;
}

.hero-desc {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.65);
  max-width: 52ch;
  line-height: 1.6;
  margin-bottom: var(--space-10);
}

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

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  margin-top: clamp(var(--space-16), 8vw, var(--space-32));
  padding-top: var(--space-12);
  border-top: 1px solid rgba(255,255,255,0.1);
  max-width: 600px;
}

.hero-stat-number {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.02em;
  line-height: 1;
}

.hero-stat-label {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: var(--space-2);
}

/* ═══ SECTION HEADERS ═══ */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.section-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-accent);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.025em;
  line-height: 1.05;
  margin-bottom: var(--space-5);
}

.section-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 60ch;
  line-height: 1.7;
}

/* ═══ SERVICES SECTION ═══ */
.services-bg {
  background: var(--color-surface);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-12);
}

.service-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  position: relative;
  overflow: hidden;
  transition: all var(--transition-interactive);
}

.service-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-interactive);
}

.service-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.service-card:hover::after {
  transform: scaleX(1);
}

.service-icon {
  width: 52px;
  height: 52px;
  background: var(--color-accent-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
  color: var(--color-accent);
}

.service-icon svg {
  width: 26px;
  height: 26px;
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-3);
  letter-spacing: -0.01em;
}

.service-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  max-width: none;
}

/* ═══ WHY US / FEATURES ═══ */
.features-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-12), 6vw, var(--space-24));
  align-items: center;
}

.features-visual {
  position: relative;
}

.features-card-main {
  background: var(--color-text);
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/3;
  display: flex;
  align-items: flex-end;
  padding: var(--space-8);
  position: relative;
}

.features-card-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #1a3a5c 0%, #0d1a28 100%);
}

/* Construction blueprint pattern */
.features-card-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(77,139,191,0.15) 1px, transparent 1px),
    linear-gradient(90deg, rgba(77,139,191,0.15) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* Geometric accent shape */
.features-card-bg::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 50%;
  height: 50%;
  background: var(--color-accent);
  opacity: 0.18;
  clip-path: polygon(100% 0%, 100% 100%, 0% 100%);
}

.features-card-content {
  position: relative;
  z-index: 2;
}

.features-card-content .big-number {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 700;
  color: rgba(255,255,255,0.08);
  line-height: 1;
  position: absolute;
  top: var(--space-6);
  right: var(--space-8);
}

.features-card-content .card-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.features-card-content .card-value {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: #fff;
  margin-top: var(--space-2);
}

.features-badge {
  position: absolute;
  top: var(--space-6);
  left: var(--space-6);
  background: var(--color-accent);
  color: #fff;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  margin-top: var(--space-10);
}

.feature-item {
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
}

.feature-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: var(--color-primary-highlight);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.feature-icon svg { width: 20px; height: 20px; }

.feature-item h4 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.feature-item p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  max-width: none;
}

/* ═══ TESTIMONIALS ═══ */
.testimonials-bg {
  background: var(--color-text);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.testimonials-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
}

.testimonials-bg .section-title {
  color: #fff;
}

.testimonials-bg .section-desc {
  color: rgba(255,255,255,0.6);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-12);
}

.testimonial-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  position: relative;
  transition: all var(--transition-interactive);
}

.testimonial-card:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.2);
}

.testimonial-quote {
  font-size: 3rem;
  color: var(--color-accent);
  line-height: 1;
  font-family: Georgia, serif;
  margin-bottom: var(--space-4);
}

.testimonial-text {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.8);
  line-height: 1.7;
  margin-bottom: var(--space-6);
  max-width: none;
}

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

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  color: #fff;
  font-size: var(--text-sm);
  flex-shrink: 0;
}

.author-name {
  font-family: var(--font-display);
  font-weight: 600;
  color: #fff;
  font-size: var(--text-sm);
}

.author-title {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.45);
  margin-top: 2px;
}

/* ═══ CTA SECTION ═══ */
.cta-section {
  background: linear-gradient(135deg, var(--color-accent) 0%, #b84005 100%);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 50px 50px;
}

.cta-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-6);
}

.cta-section .section-title {
  color: #fff;
}

.cta-section .section-desc {
  color: rgba(255,255,255,0.8);
}

.btn--white {
  background: #fff;
  color: var(--color-accent);
  border: 2px solid #fff;
}

.btn--white:hover {
  background: rgba(255,255,255,0.9);
}

.btn--outline-white {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.6);
}

.btn--outline-white:hover {
  border-color: #fff;
  background: rgba(255,255,255,0.1);
}

/* ═══ ABOUT PAGE ═══ */
.about-hero {
  background: var(--color-text);
  padding-block: clamp(var(--space-16), 10vw, var(--space-32));
  position: relative;
  overflow: hidden;
}

.about-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 60px 60px;
}

.about-hero-inner {
  position: relative;
  z-index: 1;
}

.about-hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.025em;
  line-height: 1.05;
  max-width: 16ch;
  margin-bottom: var(--space-6);
}

.about-hero p {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.65);
  max-width: 55ch;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-12);
}

.value-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-align: center;
}

.value-number {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: var(--space-3);
}

.value-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.value-desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.6;
  max-width: none;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-12);
}

.team-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-interactive);
}

.team-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.team-photo {
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #1a3a5c, #0d1a28);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.team-photo::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(77,139,191,0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(77,139,191,0.1) 1px, transparent 1px);
  background-size: 30px 30px;
}

.team-initials {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: rgba(255,255,255,0.2);
  position: relative;
  z-index: 1;
}

.team-info {
  padding: var(--space-6);
}

.team-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.team-role {
  font-size: var(--text-sm);
  color: var(--color-accent);
  font-weight: 500;
  margin-bottom: var(--space-3);
}

.team-bio {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  max-width: none;
}

/* ═══ SERVICES PAGE ═══ */
.service-detail-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-bottom: var(--space-8);
  transition: box-shadow var(--transition-interactive);
}

.service-detail-card:hover {
  box-shadow: var(--shadow-lg);
}

.service-detail-card:nth-child(even) .service-detail-visual {
  order: -1;
}

.service-detail-visual {
  background: linear-gradient(135deg, #1a3a5c 0%, #0d1a28 100%);
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.service-detail-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(77,139,191,0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(77,139,191,0.1) 1px, transparent 1px);
  background-size: 40px 40px;
}

.service-detail-visual::after {
  content: attr(data-icon);
  font-size: 5rem;
  position: relative;
  z-index: 1;
  opacity: 0.4;
}

.service-detail-content {
  padding: clamp(var(--space-8), 4vw, var(--space-12));
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.service-detail-content h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}

.service-detail-content p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-6);
  max-width: none;
}

.service-feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.service-feature-list li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: none;
}

.service-feature-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

/* ═══ CONTACT PAGE ═══ */
.contact-layout {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: clamp(var(--space-12), 6vw, var(--space-20));
  align-items: start;
}

.contact-info h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin-bottom: var(--space-5);
}

.contact-info p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-10);
  max-width: none;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.contact-detail-item {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.contact-detail-icon {
  width: 44px;
  height: 44px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-accent);
}

.contact-detail-icon svg { width: 20px; height: 20px; }

.contact-detail-label {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-1);
}

.contact-detail-value {
  font-size: var(--text-base);
  color: var(--color-text);
  font-weight: 500;
}

/* Contact Form */
.contact-form-wrap {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-8), 4vw, var(--space-12));
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}

.form-group:last-of-type {
  margin-bottom: 0;
}

.form-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.02em;
}

.form-input,
.form-select,
.form-textarea {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text);
  transition: all var(--transition-interactive);
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--color-primary) 15%, transparent);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-submit {
  width: 100%;
  margin-top: var(--space-6);
  justify-content: center;
  padding-block: var(--space-4);
}

.form-success {
  display: none;
  text-align: center;
  padding: var(--space-8);
  color: var(--color-text-muted);
}

.form-success .checkmark {
  width: 56px;
  height: 56px;
  background: var(--color-accent);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
  color: #fff;
}

/* ═══ FOOTER ═══ */
.site-footer {
  background: var(--color-text);
  color: rgba(255,255,255,0.7);
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer-brand .footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  margin-bottom: var(--space-5);
}

.footer-brand .nav-logo-text {
  color: #fff;
}

.footer-tagline {
  font-size: var(--text-sm);
  line-height: 1.7;
  margin-bottom: var(--space-6);
  max-width: 34ch;
}

.footer-social {
  display: flex;
  gap: var(--space-3);
}

.social-link {
  width: 38px;
  height: 38px;
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  transition: all var(--transition-interactive);
}

.social-link:hover {
  background: var(--color-accent);
  color: #fff;
}

.social-link svg { width: 16px; height: 16px; }

.footer-col h4 {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: #fff;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: var(--space-5);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links a {
  color: rgba(255,255,255,0.55);
  text-decoration: none;
  font-size: var(--text-sm);
  transition: color var(--transition-interactive);
}

.footer-links a:hover { color: #fff; }

.footer-bottom {
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.35);
}

/* ═══ PAGE HERO (inner pages) ═══ */
.page-hero {
  background: var(--color-text);
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 60px 60px;
}

.page-hero-inner {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.025em;
  line-height: 1.05;
  margin-bottom: var(--space-4);
}

.page-hero p {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.6);
  max-width: 52ch;
}

/* ═══ BREADCRUMB ═══ */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
  margin-bottom: var(--space-5);
}

.breadcrumb a {
  color: rgba(255,255,255,0.55);
  text-decoration: none;
  transition: color var(--transition-interactive);
}

.breadcrumb a:hover { color: #fff; }

.breadcrumb span { color: var(--color-accent); }

/* ═══ MOBILE NAV ═══ */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--color-bg);
  flex-direction: column;
  padding: var(--space-8);
  gap: var(--space-6);
}

.mobile-nav.open {
  display: flex;
}

.mobile-nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  flex: 1;
  justify-content: center;
}

.mobile-nav-links a {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: -0.025em;
  transition: color var(--transition-interactive);
}

.mobile-nav-links a:hover { color: var(--color-accent); }

.close-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
}

/* ═══ RESPONSIVE ═══ */
@media (max-width: 900px) {
  .features-layout {
    grid-template-columns: 1fr;
  }

  .service-detail-card {
    grid-template-columns: 1fr;
  }

  .service-detail-card:nth-child(even) .service-detail-visual {
    order: 0;
  }

  .contact-layout {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

@media (max-width: 700px) {
  .nav-links, .nav-actions .btn { display: none; }
  .nav-toggle { display: flex; }

  .hero-stats { grid-template-columns: 1fr 1fr; }

  .form-row { grid-template-columns: 1fr; }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-stats { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
}

/* ═══ HOMEPAGE GALLERY ═══ */
@media (max-width: 700px) {
  #projects-gallery {
    grid-template-columns: 1fr !important;
  }
  #projects-gallery > div[style*="span 2"] {
    grid-column: span 1 !important;
  }
  #projects-gallery img {
    aspect-ratio: 4/3 !important;
  }
}