/* ===================================================
   Nexus Services — style.css
   SMB Energy Broker + Transport
   =================================================== */

/* ─── Design Tokens ─── */
:root {
  /* Type Scale (fluid clamp) */
  --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);

  /* 4px 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;

  /* Font families */
  --font-body: 'General Sans', 'Helvetica Neue', sans-serif;
  --font-display: 'Cabinet Grotesk', 'General Sans', sans-serif;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
  --content-full: 100%;
}

/* ─── Light Mode (default) ─── */
:root, [data-theme="light"] {
  --color-bg: #FAFAFA;
  --color-surface: #FFFFFF;
  --color-surface-2: #F5F5F5;
  --color-surface-offset: #EEEEEE;
  --color-divider: #E0E0E0;
  --color-border: #D4D4D4;

  --color-text: #1A1A1A;
  --color-text-muted: #666666;
  --color-text-faint: #999999;
  --color-text-inverse: #FAFAFA;

  --color-primary: #1A3A6B;
  --color-primary-hover: #152F58;
  --color-primary-active: #102546;
  --color-primary-highlight: #E0F0FF;

  --color-accent: #0891B2;
  --color-accent-hover: #0E7490;
  --color-accent-active: #155E75;

  --color-success: #2E9B3E;
  --color-warning: #E65100;
  --color-error: #C62828;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);
}

/* ─── Dark Mode ─── */
[data-theme="dark"] {
  --color-bg: #0C1220;
  --color-surface: #111827;
  --color-surface-2: #1A2540;
  --color-surface-offset: #1E2D4A;
  --color-divider: #263555;
  --color-border: #334466;

  --color-text: #D4E0F0;
  --color-text-muted: #8899B0;
  --color-text-faint: #556680;
  --color-text-inverse: #1A1A1A;

  --color-primary: #60A5FA;
  --color-primary-hover: #93C5FD;
  --color-primary-active: #3B82F6;
  --color-primary-highlight: #1A2744;

  --color-accent: #22D3EE;
  --color-accent-hover: #06B6D4;
  --color-accent-active: #0891B2;

  --color-success: #4ADE80;
  --color-warning: #FF9800;
  --color-error: #EF5350;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.2);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.3);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.4);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #0C1220;
    --color-surface: #111827;
    --color-surface-2: #1A2540;
    --color-surface-offset: #1E2D4A;
    --color-divider: #263555;
    --color-border: #334466;
    --color-text: #D4E0F0;
    --color-text-muted: #8899B0;
    --color-text-faint: #556680;
    --color-text-inverse: #1A1A1A;
    --color-primary: #60A5FA;
    --color-primary-hover: #93C5FD;
    --color-primary-active: #3B82F6;
    --color-primary-highlight: #1A2744;
    --color-accent: #22D3EE;
    --color-accent-hover: #06B6D4;
    --color-accent-active: #0891B2;
    --color-success: #4ADE80;
    --color-warning: #FF9800;
    --color-error: #EF5350;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.2);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.3);
    --shadow-lg: 0 12px 32px rgba(0,0,0,0.4);
  }
}

/* ─── Utilities ─── */
.container {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

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

/* ─── Skip Link ─── */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-radius: var(--radius-md);
  z-index: 999;
  text-decoration: none;
  font-size: var(--text-sm);
}
.skip-link:focus {
  top: var(--space-2);
}

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  font-family: var(--font-body);
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  line-height: 1.4;
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}
.btn--primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
}
.btn--primary:active {
  background: var(--color-primary-active);
  border-color: var(--color-primary-active);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn--outline:hover {
  background: var(--color-primary-highlight);
}

.btn--accent {
  background: var(--color-accent);
  color: #1A1A1A;
  border-color: var(--color-accent);
}
.btn--accent:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}

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

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: transparent;
}
.btn--ghost:hover {
  background: var(--color-surface-2);
}

/* ─── Header ─── */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: oklch(from var(--color-bg) l c h / 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-divider);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.header--hidden { transform: translateY(-100%); }
.header--scrolled { box-shadow: var(--shadow-sm); }

.header__inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding: var(--space-3) var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--color-text);
  flex-shrink: 0;
}
.header__logo svg {
  width: 36px;
  height: 36px;
}
.header__logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
  letter-spacing: -0.02em;
}
.header__logo-text span {
  color: var(--color-primary);
}

.header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.header__nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}
.header__nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  position: relative;
  padding: var(--space-1) 0;
}
.header__nav-links a:hover,
.header__nav-links a.active {
  color: var(--color-primary);
}
.header__nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width 0.25s ease;
}
.header__nav-links a:hover::after,
.header__nav-links a.active::after {
  width: 100%;
}

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

.theme-toggle {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
}
.theme-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface-2);
}

/* Mobile menu button */
.mobile-menu-btn {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
}

@media (max-width: 900px) {
  .header__nav { display: none; }
  .mobile-menu-btn { display: flex; }
}

/* Mobile Nav Overlay */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--color-bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-6);
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}
.mobile-nav.open {
  transform: translateX(0);
}
.mobile-nav__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
}
.mobile-nav__theme-toggle {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  border-radius: var(--radius-md);
}
.mobile-nav__theme-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface-2);
}
.mobile-nav a {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
}
.mobile-nav a:hover {
  color: var(--color-primary);
}

/* ─── Sections ─── */
.section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
}
.section--alt {
  background: var(--color-surface-2);
}

.section__header {
  text-align: center;
  max-width: 720px;
  margin-inline: auto;
  margin-bottom: var(--space-12);
}
.section__label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-2);
}
.section__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}
.section__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ─── Hero ─── */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
}
.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(15, 20, 16, 0.82) 0%,
    rgba(27, 94, 32, 0.55) 50%,
    rgba(15, 20, 16, 0.7) 100%
  );
}
.hero__content {
  position: relative;
  z-index: 2;
  max-width: 720px;
  padding: var(--space-16) var(--space-4);
  margin-inline: auto;
  text-align: center;
  color: #FAFAFA;
}
.hero__heading {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--space-4);
  color: #FFFFFF;
}
.hero__heading em {
  font-style: normal;
  color: var(--color-accent);
}
.hero__subtext {
  font-size: var(--text-base);
  line-height: 1.7;
  margin-bottom: var(--space-8);
  color: rgba(255,255,255,0.85);
  max-width: 600px;
  margin-inline: auto;
}
.hero__ctas {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}
.hero .btn--outline {
  color: #FFFFFF;
  border-color: rgba(255,255,255,0.5);
}
.hero .btn--outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: #FFFFFF;
}

/* Page-level hero (smaller, for sub-pages) */
.page-hero {
  position: relative;
  min-height: 40vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.page-hero .hero__bg { position: absolute; inset: 0; }
.page-hero .hero__bg img { width: 100%; height: 100%; object-fit: cover; }
.page-hero .hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(15, 20, 16, 0.85) 0%,
    rgba(27, 94, 32, 0.6) 100%
  );
}
.page-hero .hero__content {
  padding: var(--space-12) var(--space-4);
}
.page-hero .hero__heading {
  font-size: var(--text-xl);
  margin-bottom: var(--space-2);
}
.page-hero .hero__subtext {
  margin-bottom: 0;
}

/* ─── Service Overview Cards (Home) — 3 cards layout ─── */
.services-overview {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-6);
  margin-bottom: var(--space-12);
}

.services-overview--three {
  grid-template-columns: 1fr 1fr 1fr;
}
.services-overview--three .service-overview-card--featured {
  grid-column: 1 / 2;
  grid-row: 1 / 3;
}

@media (max-width: 900px) {
  .services-overview--three {
    grid-template-columns: 1fr 1fr;
  }
  .services-overview--three .service-overview-card--featured {
    grid-column: 1 / -1;
    grid-row: auto;
  }
}
@media (max-width: 600px) {
  .services-overview,
  .services-overview--three {
    grid-template-columns: 1fr;
  }
  .services-overview--three .service-overview-card--featured {
    grid-column: auto;
    grid-row: auto;
  }
}

.service-overview-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-divider);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
  text-decoration: none;
  color: var(--color-text);
  display: flex;
  flex-direction: column;
}
.service-overview-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}
.service-overview-card__image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
}
.service-overview-card--featured .service-overview-card__image {
  aspect-ratio: auto;
  flex: 1;
  min-height: 200px;
}
.service-overview-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.service-overview-card:hover .service-overview-card__image img {
  transform: scale(1.03);
}
.service-overview-card__badge {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  background: var(--color-primary);
  color: #FFFFFF;
  font-size: var(--text-xs);
  font-weight: 600;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.service-overview-card__content {
  padding: var(--space-5) var(--space-6);
}
.service-overview-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.service-overview-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-3);
}
.service-overview-card__link {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

/* ─── Feature Cards (Why Choose Us) ─── */
.features__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}
@media (max-width: 900px) {
  .features__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 550px) {
  .features__grid { grid-template-columns: 1fr; }
}

.feature-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  border: 1px solid var(--color-divider);
  text-align: center;
}
.feature-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-primary-highlight);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
}
.feature-card__icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
}
.feature-card__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.feature-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ─── Testimonials ─── */
.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
@media (max-width: 768px) {
  .testimonials__grid { grid-template-columns: 1fr; }
}

.testimonial-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  border: 1px solid var(--color-divider);
}
.testimonial-card__stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--space-3);
  color: var(--color-accent);
}
.testimonial-card__stars svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}
.testimonial-card__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: var(--space-4);
}
.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.testimonial-card__avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--color-primary-highlight);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-primary);
}
.testimonial-card__name {
  font-weight: 600;
  font-size: var(--text-sm);
}
.testimonial-card__role {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ─── Client Logos Bar ─── */
.client-logos-section {
  padding-block: clamp(var(--space-8), 5vw, var(--space-16));
}
.client-logos-section .section__header {
  margin-bottom: var(--space-6);
}
.client-logos {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
  align-items: center;
}
.client-logo {
  padding: var(--space-3) var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  white-space: nowrap;
}

/* ─── Service Area Tags ─── */
.service-area__regions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-6);
  justify-content: center;
}
.service-area__tag {
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
}

/* ─── Energy Services Grid ─── */
.energy-services__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}
@media (max-width: 768px) {
  .energy-services__grid { grid-template-columns: 1fr; }
}

.energy-service-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  border: 1px solid var(--color-divider);
  transition: box-shadow 0.3s ease;
}
.energy-service-card:hover {
  box-shadow: var(--shadow-md);
}
.energy-service-card__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-primary-highlight);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
}
.energy-service-card__icon svg {
  width: 22px;
  height: 22px;
  color: var(--color-primary);
}
.energy-service-card__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.energy-service-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ─── FAQ Accordion ─── */
.faq__list {
  max-width: 800px;
  margin-inline: auto;
}
.faq-item {
  border-bottom: 1px solid var(--color-divider);
}
.faq-item__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) 0;
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  text-align: left;
  cursor: pointer;
  gap: var(--space-4);
}
.faq-item__question svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-text-muted);
  transition: transform 0.3s ease;
}
.faq-item.open .faq-item__question svg {
  transform: rotate(45deg);
}
.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}
.faq-item__answer-inner {
  padding-bottom: var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ─── Vehicle Spec Card ─── */
.vehicle-spec {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  border: 1px solid var(--color-divider);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: center;
}
@media (max-width: 768px) {
  .vehicle-spec { grid-template-columns: 1fr; }
}
.vehicle-spec__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.vehicle-spec__image img {
  width: 100%;
  height: auto;
  object-fit: cover;
}
.vehicle-spec__details h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-4);
}
.vehicle-spec__list {
  display: grid;
  gap: var(--space-3);
}
.vehicle-spec__item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
}
.vehicle-spec__item svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
  flex-shrink: 0;
}

/* ─── Transport Features ─── */
.transport-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
@media (max-width: 768px) {
  .transport-features { grid-template-columns: 1fr; }
}
.transport-feature {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  border: 1px solid var(--color-divider);
  text-align: center;
}
.transport-feature__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-primary-highlight);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
}
.transport-feature__icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
}
.transport-feature h4 {
  font-family: var(--font-display);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.transport-feature p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ─── CTA Banner ─── */
.cta-banner {
  background: var(--color-primary);
  color: #FFFFFF;
  border-radius: var(--radius-xl);
  padding: var(--space-10) var(--space-8);
  text-align: center;
}
.cta-banner h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-3);
}
.cta-banner p {
  font-size: var(--text-base);
  opacity: 0.85;
  margin-bottom: var(--space-6);
  max-width: 500px;
  margin-inline: auto;
}
.cta-banner .btn--accent {
  color: #1A1A1A;
}

/* ─── Client Type Toggle ─── */
.client-type-toggle {
  display: flex;
  gap: var(--space-2);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-1);
}
.client-type-toggle__btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all 0.25s ease;
  font-family: var(--font-body);
  background: transparent;
  border: 2px solid transparent;
}
.client-type-toggle__btn:hover {
  color: var(--color-text);
}
.client-type-toggle__btn.active {
  background: var(--color-primary);
  color: #FFFFFF;
  border-color: var(--color-primary);
}
.client-type-toggle__btn.active svg {
  color: #FFFFFF;
}
.client-type-toggle__btn svg {
  color: var(--color-text-muted);
  flex-shrink: 0;
}

/* ─── Booking Pages — Calendar ─── */
.booking-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: start;
}
@media (max-width: 900px) {
  .booking-layout {
    grid-template-columns: 1fr;
  }
}

.calendar {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-divider);
  padding: var(--space-5);
  user-select: none;
}
.calendar__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}
.calendar__header h3 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
}
.calendar__nav {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text);
}
.calendar__nav:hover {
  background: var(--color-surface-2);
}
.calendar__nav svg {
  width: 18px;
  height: 18px;
}
.calendar__weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
  margin-bottom: var(--space-2);
}
.calendar__weekday {
  text-align: center;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-faint);
  padding: var(--space-2) 0;
  text-transform: uppercase;
}
.calendar__days {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
}
.calendar__day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 500;
  color: var(--color-text);
  position: relative;
}
.calendar__day:hover:not(.calendar__day--disabled):not(.calendar__day--empty) {
  background: var(--color-primary-highlight);
}
.calendar__day--today {
  font-weight: 700;
}
.calendar__day--today::after {
  content: '';
  position: absolute;
  bottom: 4px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-accent);
}
.calendar__day--selected {
  background: var(--color-primary) !important;
  color: #FFFFFF !important;
}
.calendar__day--selected::after { display: none; }
.calendar__day--disabled {
  color: var(--color-text-faint);
  cursor: not-allowed;
  opacity: 0.4;
}
.calendar__day--empty {
  cursor: default;
}

/* ─── Forms ─── */
.form-section {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-divider);
  padding: var(--space-6);
}
.form-section__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-divider);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
@media (max-width: 600px) {
  .form-grid { grid-template-columns: 1fr; }
}
.form-grid--full {
  grid-template-columns: 1fr;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
}
.form-group--full {
  grid-column: 1 / -1;
}
.form-group label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}
.form-group label .required {
  color: var(--color-error);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  font-size: var(--text-sm);
  color: var(--color-text);
  width: 100%;
  font-family: var(--font-body);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px var(--color-primary-highlight);
}
.form-group textarea {
  resize: vertical;
  min-height: 100px;
}
.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: var(--space-10);
}

.form-group .selected-date-display {
  padding: var(--space-3) var(--space-4);
  background: var(--color-primary-highlight);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
}

/* Checkboxes for energy services */
.checkbox-group {
  display: grid;
  gap: var(--space-3);
}
.checkbox-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.checkbox-item:hover {
  border-color: var(--color-primary);
}
.checkbox-item.checked {
  border-color: var(--color-primary);
  background: var(--color-primary-highlight);
}
.checkbox-item input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}
.checkbox-item__info {
  flex: 1;
}
.checkbox-item__label {
  font-weight: 600;
  font-size: var(--text-sm);
}
.checkbox-item__price {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* Radio group */
.radio-group {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}
.radio-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: var(--text-sm);
  font-weight: 500;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.radio-item:hover {
  border-color: var(--color-primary);
}
.radio-item.checked {
  border-color: var(--color-primary);
  background: var(--color-primary-highlight);
}
.radio-item input[type="radio"] {
  accent-color: var(--color-primary);
}

/* Form confirmation */
.form-confirmation {
  display: none;
  background: var(--color-primary-highlight);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
}
.form-confirmation.show {
  display: block;
}
.form-confirmation__icon {
  width: 64px;
  height: 64px;
  background: var(--color-primary);
  color: #FFFFFF;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
}
.form-confirmation__icon svg {
  width: 32px;
  height: 32px;
}
.form-confirmation h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--color-primary);
}
.form-confirmation__summary {
  text-align: left;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  margin-top: var(--space-6);
  font-size: var(--text-sm);
  line-height: 1.8;
}
.form-confirmation__summary dt {
  font-weight: 600;
  color: var(--color-text);
  display: inline;
}
.form-confirmation__summary dd {
  color: var(--color-text-muted);
  display: inline;
  margin-left: var(--space-1);
}
.form-confirmation__summary .summary-row {
  margin-bottom: var(--space-2);
}

/* ─── About Page ─── */
.about__content {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: var(--space-10);
  align-items: start;
}
@media (max-width: 768px) {
  .about__content { grid-template-columns: 1fr; }
}
.about__text h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
}
.about__text p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}
.about__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
.about__stat {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  text-align: center;
  border: 1px solid var(--color-divider);
}
.about__stat-number {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 800;
  color: var(--color-primary);
}
.about__stat-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

/* ─── Contact ─── */
.contact__grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-8);
}
@media (max-width: 768px) {
  .contact__grid { grid-template-columns: 1fr; }
}
.contact-form {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  border: 1px solid var(--color-divider);
}
.contact-info {
  display: grid;
  gap: var(--space-4);
  align-content: start;
}
.contact-info__item {
  display: flex;
  gap: var(--space-4);
  align-items: start;
  padding: var(--space-4);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-divider);
}
.contact-info__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-primary-highlight);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-info__icon svg {
  width: 22px;
  height: 22px;
  color: var(--color-primary);
}
.contact-info__text h4 {
  font-weight: 600;
  font-size: var(--text-sm);
  margin-bottom: var(--space-1);
}
.contact-info__text p,
.contact-info__text a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
}
.contact-info__text a:hover {
  color: var(--color-primary);
}

.form-success {
  display: none;
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  font-weight: 600;
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  text-align: center;
  margin-top: var(--space-4);
}
.form-success.show {
  display: block;
}

/* ─── Footer ─── */
.footer {
  background: var(--color-surface-2);
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-12);
}
.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}
@media (max-width: 768px) {
  .footer__inner { grid-template-columns: 1fr; gap: var(--space-6); }
}
.footer__brand p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-3);
  line-height: 1.6;
  max-width: 360px;
}
.footer__links h4 {
  font-family: var(--font-display);
  font-weight: 700;
  margin-bottom: var(--space-3);
  font-size: var(--text-sm);
}
.footer__links ul {
  display: grid;
  gap: var(--space-2);
}
.footer__links a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
}
.footer__links a:hover {
  color: var(--color-primary);
}
.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  flex-wrap: wrap;
  gap: var(--space-4);
}
.footer__copyright {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}
.footer__attribution {
  font-size: var(--text-xs);
}
.footer__attribution a {
  color: var(--color-text-faint);
  text-decoration: none;
}
.footer__attribution a:hover {
  color: var(--color-primary);
}

/* ─── Page Transitions ─── */
.page {
  display: none;
  animation: pageIn 0.35s ease forwards;
}
.page.active {
  display: block;
}
@keyframes pageIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ─── Scroll Reveal ─── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── Booking Page Layout (stacked for mobile) ─── */
.booking-sections {
  display: grid;
  gap: var(--space-6);
}

/* ─── Page title for booking pages ─── */
.page-title-section {
  padding-top: var(--space-10);
  padding-bottom: var(--space-6);
  text-align: center;
}
.page-title-section h1 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}
.page-title-section p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 560px;
  margin-inline: auto;
}