/* ============================================
   SOUTHERN POWER WASHING — Design Tokens
   Concept: high-end / authoritative / refined
   Palette: charcoal grey + polished gold + white
   ============================================ */

: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, 4.75rem);
  --text-hero: clamp(2.75rem, 0.8rem + 6vw, 6.25rem);

  /* ---- Spacing (4px system) ---- */
  --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;

  /* ---- Radius ---- */
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.875rem;
  --radius-full: 9999px;

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

  /* ---- Content widths ---- */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1220px;
  --content-full: 100%;

  /* ---- Fonts ---- */
  --font-display: 'Cormorant Garamond', 'Georgia', serif;
  --font-body: 'Switzer', 'Helvetica Neue', sans-serif;
}

/* ---- Light Mode ---- */
:root,
[data-theme='light'] {
  --color-bg: #faf9f6;
  --color-surface: #ffffff;
  --color-surface-2: #ffffff;
  --color-surface-offset: #f1efe9;
  --color-surface-offset-2: #e9e6dd;
  --color-surface-dynamic: #e2ded2;
  --color-divider: #e1ddd2;
  --color-border: #d6d1c3;

  --color-text: #1c1a16;
  --color-text-muted: #6b675d;
  --color-text-faint: #a6a196;
  --color-text-inverse: #faf9f6;

  --color-primary: #a3792f;
  --color-primary-hover: #8a6425;
  --color-primary-active: #6e4f1c;
  --color-primary-highlight: #f0e4c8;

  --color-charcoal: #1c1a16;
  --color-charcoal-2: #262319;

  --color-success: #43703a;
  --color-warning: #a3792f;
  --color-error: #a13636;

  --shadow-sm: 0 1px 2px oklch(0.2 0.02 80 / 0.08);
  --shadow-md: 0 8px 24px oklch(0.2 0.02 80 / 0.12);
  --shadow-lg: 0 20px 48px oklch(0.2 0.02 80 / 0.18);
}

/* ---- Dark Mode ---- */
[data-theme='dark'] {
  --color-bg: #15130f;
  --color-surface: #1b1915;
  --color-surface-2: #201e18;
  --color-surface-offset: #211f19;
  --color-surface-offset-2: #29261e;
  --color-surface-dynamic: #322e24;
  --color-divider: #33301f;
  --color-border: #3c3826;

  --color-text: #ece8dd;
  --color-text-muted: #a9a494;
  --color-text-faint: #746f60;
  --color-text-inverse: #1c1a16;

  --color-primary: #d4af6a;
  --color-primary-hover: #e3c383;
  --color-primary-active: #b8963f;
  --color-primary-highlight: #3a3222;

  --color-charcoal: #0f0e0b;
  --color-charcoal-2: #17150f;

  --color-success: #7bab6a;
  --color-warning: #d4af6a;
  --color-error: #d47a7a;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
  --shadow-md: 0 8px 24px oklch(0 0 0 / 0.4);
  --shadow-lg: 0 20px 48px oklch(0 0 0 / 0.55);
}

/* ============================================
   Base Typography
   ============================================ */
body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-bg);
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
}

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-primary);
  font-weight: 600;
}

.lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 60ch;
}

a {
  color: inherit;
  text-decoration: none;
}

/* ============================================
   Layout Helpers
   ============================================ */
.wrap {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-5), 5vw, var(--space-12));
}

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

section {
  padding-block: clamp(var(--space-16), 9vw, var(--space-32));
}

.section-head {
  max-width: 640px;
  margin-bottom: clamp(var(--space-10), 5vw, var(--space-16));
}

.section-head--center {
  margin-inline: auto;
  text-align: center;
}

/* ============================================
   Header / Nav
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: oklch(from var(--color-bg) l c h / 0.86);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-divider);
  transition:
    transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
    background var(--transition-interactive);
}

.site-header--hidden {
  transform: translateY(-100%);
}

.site-header__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding-block: var(--space-3);
}

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

.brand img {
  height: 40px;
  width: auto;
}

.brand__word {
  height: 30px;
  width: auto;
  display: none;
}

@media (min-width: 560px) {
  .brand__word { display: block; }
  .brand__badge-only { display: none; }
}

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

.nav a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
}

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

@media (min-width: 900px) {
  .nav { display: flex; }
}

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

.theme-toggle {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
}
.theme-toggle:hover {
  color: var(--color-text);
  border-color: var(--color-text-faint);
}

.nav-toggle {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  color: var(--color-text);
}
@media (min-width: 900px) {
  .nav-toggle { display: none; }
}

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-4) 0 var(--space-6);
  border-top: 1px solid var(--color-divider);
}
.mobile-nav.is-open { display: flex; }
.mobile-nav a {
  padding: var(--space-3) 0;
  font-size: var(--text-base);
  font-weight: 500;
  border-bottom: 1px solid var(--color-divider);
}
@media (min-width: 900px) {
  .mobile-nav { display: none !important; }
}

/* ============================================
   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-full);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.01em;
  white-space: nowrap;
  border: 1px solid transparent;
}

.btn--primary {
  background: var(--color-primary);
  color: #16140f;
}
.btn--primary:hover { background: var(--color-primary-hover); }
.btn--primary:active { background: var(--color-primary-active); }

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

.btn--on-dark {
  border-color: oklch(1 0 0 / 0.25);
  color: #fff;
}
.btn--on-dark:hover {
  border-color: oklch(1 0 0 / 0.5);
  background: oklch(1 0 0 / 0.08);
}

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

/* ============================================
   Hero
   ============================================ */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: flex-end;
  color: #fff;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero__scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, oklch(0.1 0.02 70 / 0.55) 0%, oklch(0.1 0.02 70 / 0.35) 35%, oklch(0.08 0.02 70 / 0.92) 100%);
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding-block: clamp(var(--space-16), 12vw, var(--space-32)) clamp(var(--space-12), 8vw, var(--space-20));
}

.hero .eyebrow {
  color: var(--color-primary);
}

[data-theme='light'] .hero .eyebrow,
[data-theme='dark'] .hero .eyebrow {
  color: #d4af6a;
}

.hero h1 {
  font-size: var(--text-hero);
  margin-block: var(--space-4) var(--space-6);
  max-width: 16ch;
}

.hero p {
  font-size: var(--text-lg);
  color: oklch(1 0 0 / 0.86);
  max-width: 56ch;
  margin-bottom: var(--space-8);
}

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

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: clamp(var(--space-12), 6vw, var(--space-20));
  padding-top: var(--space-8);
  border-top: 1px solid oklch(1 0 0 / 0.18);
  max-width: 640px;
}

.hero__stat-num {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: #fff;
  font-weight: 600;
}

.hero__stat-label {
  font-size: var(--text-xs);
  color: oklch(1 0 0 / 0.65);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: var(--space-1);
}

/* ============================================
   Trust bar
   ============================================ */
.trust-bar {
  background: var(--color-surface-offset);
  border-bottom: 1px solid var(--color-divider);
  padding-block: var(--space-6);
}

.trust-bar__row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6) var(--space-10);
  justify-content: center;
  align-items: center;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}

.trust-item svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

/* ============================================
   Services
   ============================================ */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 700px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .service-card--feature {
    grid-column: span 2;
  }
  .service-card--feature .service-card__inner {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: var(--space-8);
    align-items: stretch;
  }
  .service-card--feature .service-card__img {
    aspect-ratio: auto;
    height: 100%;
  }
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-interactive), transform var(--transition-interactive);
}

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

.service-card__img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.service-card__inner {
  padding: var(--space-8);
}

.service-card--feature .service-card__inner {
  padding: 0;
}
.service-card--feature .service-card__body {
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.service-card__num {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

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

.service-card p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.service-card__list {
  margin-top: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.service-card__list li {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
}

.service-card__list li::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  flex-shrink: 0;
  transform: translateY(-3px);
}

/* ============================================
   Why Us
   ============================================ */
.why-section {
  background: var(--color-charcoal);
  color: #ece8dd;
}

.why-section .eyebrow { color: #d4af6a; }
.why-section .lede { color: oklch(1 0 0 / 0.62); }

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

@media (min-width: 760px) {
  .why-grid { grid-template-columns: repeat(2, 1fr); }
}

.why-item {
  display: flex;
  gap: var(--space-4);
  padding-top: var(--space-6);
  border-top: 1px solid oklch(1 0 0 / 0.14);
}

.why-item__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  display: grid;
  place-items: center;
  background: oklch(1 0 0 / 0.06);
  color: #d4af6a;
  border: 1px solid oklch(1 0 0 / 0.16);
}

.why-item h3 {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 600;
  margin-bottom: var(--space-2);
  color: #fff;
}

.why-item p {
  font-size: var(--text-sm);
  color: oklch(1 0 0 / 0.6);
}

/* ============================================
   Process
   ============================================ */
.process-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  counter-reset: step;
}

@media (min-width: 760px) {
  .process-grid { grid-template-columns: repeat(3, 1fr); }
}

.process-step {
  position: relative;
  padding-top: var(--space-6);
}

.process-step__num {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  color: var(--color-primary-highlight);
  -webkit-text-stroke: 1.5px var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-4);
  display: block;
}

[data-theme='dark'] .process-step__num {
  color: transparent;
}

.process-step h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}

.process-step p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

/* ============================================
   Service Area
   ============================================ */
.area-section {
  background: var(--color-surface-offset);
}

.area-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 860px) {
  .area-layout { grid-template-columns: 1fr 1fr; }
}

.area-map {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 1 / 1;
  background: var(--color-charcoal);
  display: grid;
  place-items: center;
  border: 1px solid var(--color-border);
}

.area-map svg { width: 78%; height: auto; }

.area-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-8);
}

.area-list li {
  font-size: var(--text-sm);
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  font-weight: 500;
}

/* ============================================
   CTA Band
   ============================================ */
.cta-band {
  background: linear-gradient(120deg, var(--color-charcoal), var(--color-charcoal-2));
  color: #fff;
  text-align: center;
}

.cta-band h2 { color: #fff; }
.cta-band p { color: oklch(1 0 0 / 0.65); margin-inline: auto; }
.cta-band .hero__actions { justify-content: center; }

/* ============================================
   Contact
   ============================================ */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
}

@media (min-width: 900px) {
  .contact-layout { grid-template-columns: 0.9fr 1.1fr; }
}

.contact-card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-sm);
}

.contact-line {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--color-divider);
}
.contact-line:last-child { border-bottom: none; }

.contact-line__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--color-primary-highlight);
  color: var(--color-primary-hover);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.contact-line strong {
  display: block;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}
.contact-line a, .contact-line span.value {
  font-size: var(--text-base);
  font-weight: 600;
}
.contact-line a:hover { color: var(--color-primary); }

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

@media (min-width: 560px) {
  .form-grid--two { grid-template-columns: 1fr 1fr; }
}

.field label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: var(--text-base);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
  border-color: var(--color-primary);
}

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

.form-note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: var(--space-3);
}

.form-status {
  font-size: var(--text-sm);
  margin-top: var(--space-4);
  display: none;
}
.form-status.is-visible { display: block; }
.form-status--success { color: var(--color-success); }

/* ============================================
   Footer
   ============================================ */
.site-footer {
  background: var(--color-charcoal);
  color: oklch(1 0 0 / 0.6);
  padding-block: var(--space-12) var(--space-8);
}

.footer-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-10);
  padding-bottom: var(--space-10);
  border-bottom: 1px solid oklch(1 0 0 / 0.12);
}

.footer-brand img { height: 34px; margin-bottom: var(--space-4); }
.footer-brand p { max-width: 34ch; font-size: var(--text-sm); }

.footer-cols {
  display: flex;
  gap: var(--space-16);
  flex-wrap: wrap;
}

.footer-col h4 {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #fff;
  margin-bottom: var(--space-4);
  font-weight: 600;
}

.footer-col a, .footer-col li {
  display: block;
  font-size: var(--text-sm);
  padding-block: var(--space-1);
}
.footer-col a:hover { color: #d4af6a; }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-4);
  padding-top: var(--space-8);
  font-size: var(--text-xs);
}

/* ============================================
   Reveal animation
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}