/* Odowa Solar Energies: shared stylesheet
   Visual language follows the SolarWave reference: dark photo hero, flat green bands,
   white rounded cards, pill buttons, round icon chips.
   Every colour, font, size and spacing value lives here as a token.
   Layout is flexbox only. The only positioned element is the sticky header. */

:root {
  /* Colour */
  --color-night: #10263A;
  --color-night-soft: #1B3550;
  --color-navy: #0E3B78;
  --color-emerald: #17734F;
  --color-emerald-deep: #0F5A3C;
  --color-emerald-soft: #E6F3EB;
  --color-lime: #D4EE5E;
  --color-lime-deep: #C0DC45;
  --color-white: #FFFFFF;
  --color-surface: #F5F7F6;
  --color-field: #F1F3F5;
  --color-ink: #14212B;
  --color-slate: #5A6672;
  --color-line: #E2E7EB;
  --color-on-dark: #FFFFFF;
  --color-on-dark-muted: #C9D3DD;
  --color-on-green-muted: #D3EADB;
  --color-white-line: rgba(255, 255, 255, 0.35);
  --color-scrim: rgba(12, 30, 48, 0.62);
  --color-shadow: rgba(16, 38, 58, 0.12);
  --color-focus: #D4EE5E;
  --color-focus-dark: #0F5A3C;
  --color-transparent: transparent;
  --color-error: #B3261E;
  --color-error-soft: #FCEEEE;
  --color-success-soft: #E6F3EB;

  /* Type */
  --font-body: "Manrope", "Segoe UI", "Arial", sans-serif;
  --weight-regular: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;

  --text-xs: 0.8125rem;
  --text-sm: 0.9375rem;
  --text-base: 1.0625rem;
  --text-lg: 1.1875rem;
  --text-xl: 1.375rem;
  --text-2xl: clamp(1.75rem, 1.35rem + 1.6vw, 2.5rem);
  --text-3xl: clamp(2rem, 1.5rem + 2vw, 3rem);
  --text-hero: clamp(2.25rem, 1.55rem + 2.9vw, 3.75rem);

  --leading-tight: 1.15;
  --leading-snug: 1.3;
  --leading-body: 1.6;
  --tracking-tight: -0.02em;
  --tracking-normal: 0;

  /* Spacing: 4px rhythm */
  --space-0: 0;
  --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: 4rem;
  --space-9: 6rem;
  --gutter: clamp(1rem, 4vw, 2.5rem);
  --section-pad: clamp(3.5rem, 2.5rem + 4vw, 6rem);

  /* Sizes */
  --full: 100%;
  --half: 50%;
  --viewport-full: 100vh;
  --width-page: 76rem;
  --width-text: 40rem;
  --width-narrow: 30rem;
  --width-form: 56rem;
  --line-thin: 1px;
  --line-mid: 2px;
  --line-thick: 4px;
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-pill: 999px;
  --logo-height: 3rem;
  --logo-tile-height: 4.5rem;
  --icon-sm: 1rem;
  --icon-md: 1.25rem;
  --icon-chip: 2.75rem;
  --bullet-size: 0.5rem;
  --bullet-offset: 0.6em;
  --tap-min: 2.75rem;
  --button-pad-y: 0.75rem;
  --button-pad-x: 1.375rem;
  --hero-min-height: 38rem;
  --intro-min-height: 20rem;
  --tile-height: 17rem;
  --tile-overlap: 8.5rem;
  --why-img-height: 21rem;
  --solution-img-height: 15rem;
  --work-img-height: 17rem;
  --split-img-height: 28rem;
  --gallery-row: 20rem;
  --textarea-height: 8rem;
  --col-third: 18rem;
  --col-half: 22rem;
  --col-quarter: 14rem;
  --col-small: 12rem;
  --col-form: 26rem;
  --col-aside: 18rem;
  --gallery-columns: 3;
  --badge-overlap: -3.5rem;
  --shadow-soft: 0 0.75rem 2rem var(--color-shadow);
  --focus-ring: 3px;
  --focus-offset: 3px;
  --duration-quick: 150ms;
  --opacity-busy: 0.6;
  --z-raised: 1;
  --z-header: 100;
}

/* ---------- Base ---------- */

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-9);
}

body {
  margin: var(--space-0);
  background: var(--color-white);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-regular);
  line-height: var(--leading-body);
  display: flex;
  flex-direction: column;
  min-height: var(--viewport-full);
}

main {
  flex: 1;
  display: flex;
  flex-direction: column;
}

img {
  display: block;
  max-width: var(--full);
}

h1,
h2,
h3 {
  margin: var(--space-0);
  font-family: var(--font-body);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--color-ink);
  text-wrap: balance;
}

h1 {
  font-size: var(--text-3xl);
}

h2 {
  font-size: var(--text-2xl);
}

h3 {
  font-size: var(--text-lg);
  line-height: var(--leading-snug);
  letter-spacing: var(--tracking-normal);
}

p {
  margin: var(--space-0);
}

a {
  color: var(--color-emerald);
}

ul,
ol {
  margin: var(--space-0);
  padding: var(--space-0);
  list-style: none;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
summary:focus-visible {
  outline: var(--focus-ring) solid var(--color-focus-dark);
  outline-offset: var(--focus-offset);
}

.site-header a:focus-visible,
.site-header button:focus-visible,
.hero-home a:focus-visible,
.section-green a:focus-visible,
.site-footer a:focus-visible {
  outline-color: var(--color-focus);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

/* ---------- Heading accents: separate inline elements ---------- */

.heading-accent {
  color: var(--color-emerald);
  font-weight: var(--weight-regular);
}

.heading-accent-light {
  color: var(--color-lime);
  font-weight: var(--weight-regular);
}

/* ---------- Shared layout ---------- */

.page-width {
  width: var(--full);
  max-width: var(--width-page);
  margin-inline: auto;
  padding-inline: var(--gutter);
  box-sizing: border-box;
}

.section {
  padding-block: var(--section-pad);
}

.section-sky {
  background: var(--color-surface);
}

.section-green {
  background: var(--color-emerald);
  color: var(--color-on-dark);
}

.section-green h2 {
  color: var(--color-white);
}

.section-head {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: var(--width-text);
  margin-bottom: var(--space-7);
}

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

.section-head-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-5);
  margin-bottom: var(--space-7);
}

.section-head-row .section-head {
  margin-bottom: var(--space-0);
}

.section-intro {
  color: var(--color-slate);
  font-size: var(--text-base);
}

.green-lead {
  color: var(--color-on-green-muted);
  max-width: var(--width-text);
}

.stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.body-copy {
  color: var(--color-slate);
  max-width: var(--width-text);
}

.skip-link {
  display: block;
  height: var(--space-0);
  overflow: hidden;
  background: var(--color-lime);
  color: var(--color-ink);
  font-weight: var(--weight-bold);
  text-align: center;
}

.skip-link:focus {
  height: auto;
  padding: var(--space-3);
}

.icon {
  width: var(--icon-md);
  height: var(--icon-md);
  flex-shrink: 0;
}

/* Round icon chip */
.icon-box {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: var(--icon-chip);
  height: var(--icon-chip);
  border-radius: var(--radius-pill);
  background: var(--color-emerald-soft);
  color: var(--color-emerald);
}

.icon-box-light {
  background: var(--color-white);
  color: var(--color-emerald);
}

/* ---------- Buttons and links ---------- */

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.button-primary,
.button-outline,
.button-light,
.button-green {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: var(--tap-min);
  padding: var(--button-pad-y) var(--button-pad-x);
  border-radius: var(--radius-pill);
  border: var(--line-thin) solid var(--color-transparent);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  line-height: var(--leading-snug);
  text-decoration: none;
  cursor: pointer;
  box-sizing: border-box;
  transition: background-color var(--duration-quick) ease, color var(--duration-quick) ease, border-color var(--duration-quick) ease;
}

.button-primary {
  background: var(--color-lime);
  color: var(--color-ink);
}

.button-primary:hover {
  background: var(--color-lime-deep);
}

.button-green {
  background: var(--color-emerald);
  color: var(--color-white);
}

.button-green:hover {
  background: var(--color-emerald-deep);
}

.button-outline {
  background: var(--color-transparent);
  color: var(--color-emerald);
  border-color: var(--color-emerald);
}

.button-outline:hover {
  background: var(--color-emerald);
  color: var(--color-white);
}

.button-light {
  background: var(--color-transparent);
  color: var(--color-white);
  border-color: var(--color-white-line);
}

.button-light:hover {
  border-color: var(--color-white);
  background: var(--color-white);
  color: var(--color-ink);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  min-height: var(--tap-min);
  color: var(--color-emerald);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  text-decoration: none;
}

.text-link:hover {
  text-decoration: underline;
  text-underline-offset: var(--space-1);
}

/* ---------- Header: dark, sits on top of the hero ---------- */

.site-header {
  position: sticky;
  top: var(--space-0);
  z-index: var(--z-header);
  background: var(--color-night);
  border-bottom: var(--line-thin) solid var(--color-night-soft);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  padding-block: var(--space-3);
}

.brand-link {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-sm);
  background: var(--color-white);
}

.brand-logo {
  height: var(--logo-height);
  width: auto;
}

.menu-toggle {
  display: none;
  align-items: center;
  gap: var(--space-2);
  min-height: var(--tap-min);
  padding: var(--space-2) var(--space-4);
  border: var(--line-thin) solid var(--color-white-line);
  border-radius: var(--radius-pill);
  background: var(--color-transparent);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  cursor: pointer;
}

.site-nav {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.nav-list {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
}

.nav-link {
  display: flex;
  align-items: center;
  min-height: var(--tap-min);
  padding-inline: var(--space-3);
  color: var(--color-on-dark-muted);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  text-decoration: none;
  box-sizing: border-box;
}

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

.nav-link[aria-current="page"] {
  color: var(--color-lime);
}

.nav-cta {
  flex-shrink: 0;
}

/* ---------- Home hero ---------- */

.hero-home {
  display: flex;
  align-items: flex-end;
  min-height: var(--hero-min-height);
  background-color: var(--color-night);
  background-image: linear-gradient(var(--color-scrim), var(--color-scrim)), url("../img/6.jpg");
  background-size: cover;
  background-position: center;
}

.hero-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6) var(--space-8);
  padding-top: var(--space-9);
  padding-bottom: calc(var(--space-7) + var(--tile-overlap));
}

.hero-title {
  flex: 1 1 var(--col-half);
  max-width: var(--width-text);
  font-size: var(--text-hero);
  color: var(--color-white);
}

.hero-aside {
  flex: 0 1 var(--col-small);
  max-width: var(--col-quarter);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-4);
}

.hero-lead {
  color: var(--color-on-dark-muted);
  font-size: var(--text-sm);
}

/* Three tiles that sit across the bottom edge of the hero photo */
.hero-tiles {
  display: flex;
  gap: var(--space-4);
  margin-top: calc(var(--tile-overlap) * -1);
}

.tile-photo {
  flex: 1 1 var(--col-quarter);
  min-width: var(--space-0);
  height: var(--tile-height);
  object-fit: cover;
  border-radius: var(--radius-md);
}

.tile-feature {
  flex: 1 1 var(--col-quarter);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-3);
  height: var(--tile-height);
  padding: var(--space-5);
  border-radius: var(--radius-md);
  background: var(--color-emerald);
  color: var(--color-white);
  box-sizing: border-box;
}

.tile-feature-title {
  color: var(--color-white);
  font-size: var(--text-xl);
}

.tile-feature-text {
  color: var(--color-on-green-muted);
  font-size: var(--text-sm);
}

.tile-feature-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  min-height: var(--tap-min);
  color: var(--color-lime);
  font-weight: var(--weight-bold);
  font-size: var(--text-sm);
  text-decoration: none;
}

.tile-feature-link:hover {
  text-decoration: underline;
}

/* ---------- Why: photo with a 2 x 2 set of small cards ---------- */

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

.feature-media {
  flex: 3 1 var(--col-half);
  display: flex;
}

.feature-img {
  width: var(--full);
  height: var(--full);
  min-height: var(--why-img-height);
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.feature-grid {
  flex: 2 1 var(--col-half);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.feature-tile {
  flex: 1 1 calc(var(--half) - var(--space-4));
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-5);
  border: var(--line-thin) solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-white);
  box-sizing: border-box;
}

.feature-tile h3 {
  font-size: var(--text-base);
}

.feature-text {
  color: var(--color-slate);
  font-size: var(--text-sm);
}

/* ---------- Solution cards ---------- */

.solution-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
}

.solution-card {
  flex: 1 1 var(--col-quarter);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--color-white);
  color: var(--color-ink);
  text-decoration: none;
}

/* Middle card in the reference: caption sits above the photo */
.solution-card-top {
  flex-direction: column-reverse;
}

.solution-img {
  width: var(--full);
  height: var(--solution-img-height);
  object-fit: cover;
}

.solution-body {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5);
}

.solution-text {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.solution-text h3 {
  font-size: var(--text-base);
}

.solution-desc {
  color: var(--color-slate);
  font-size: var(--text-sm);
}

.icon-button {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: var(--tap-min);
  height: var(--tap-min);
  border-radius: var(--radius-pill);
  background: var(--color-emerald);
  color: var(--color-white);
  transition: background-color var(--duration-quick) ease, color var(--duration-quick) ease;
}

.solution-card:hover .icon-button {
  background: var(--color-lime);
  color: var(--color-ink);
}

.solution-card:hover h3 {
  text-decoration: underline;
}

/* ---------- Estimate and form mockups ---------- */

.estimate-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  max-width: var(--width-form);
  margin-inline: auto;
}

.mockup-note {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  background: var(--color-emerald-soft);
  color: var(--color-emerald-deep);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
}

.field-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
}

.field {
  flex: 1 1 var(--col-quarter);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin: var(--space-0);
  padding: var(--space-0);
  border: none;
  min-width: var(--space-0);
}

.field-label {
  color: var(--color-ink);
  font-weight: var(--weight-semibold);
  font-size: var(--text-sm);
  padding: var(--space-0);
}

.field-required {
  color: var(--color-emerald);
  font-weight: var(--weight-bold);
}

.field-hint {
  color: var(--color-slate);
  font-size: var(--text-xs);
}

.field-input {
  min-height: var(--tap-min);
  padding: var(--space-3) var(--space-4);
  border: var(--line-thin) solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-field);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  box-sizing: border-box;
  width: var(--full);
}

.field-input:focus {
  background: var(--color-white);
  border-color: var(--color-emerald);
}

.field-textarea {
  min-height: var(--textarea-height);
  resize: vertical;
}

.choice-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-5);
}

.choice {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  min-height: var(--tap-min);
  cursor: pointer;
}

.choice-input {
  width: var(--icon-sm);
  height: var(--icon-sm);
  margin: var(--space-0);
  accent-color: var(--color-emerald);
}

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

.form-small {
  color: var(--color-slate);
  font-size: var(--text-xs);
}

.form-mockup {
  flex: 2 1 var(--col-form);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding: var(--space-7);
  border: var(--line-thin) solid var(--color-line);
  border-radius: var(--radius-lg);
  background: var(--color-white);
  box-shadow: var(--shadow-soft);
}

/* Honeypot: hidden from people, still in the HTML for bots to fill */
.form-trap {
  display: none;
}

.form-status {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
}

.form-status:focus {
  outline: none;
}

.form-status-success {
  background: var(--color-success-soft);
  color: var(--color-emerald-deep);
}

.form-status-error {
  background: var(--color-error-soft);
  color: var(--color-error);
}

.field-error {
  color: var(--color-error);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
}

.field-input[aria-invalid="true"] {
  border-color: var(--color-error);
  background: var(--color-error-soft);
}

.button-primary:disabled,
.button-green:disabled {
  opacity: var(--opacity-busy);
  cursor: progress;
}

.cf-turnstile {
  min-height: var(--tap-min);
}

/* In a column form, a field takes only the height of its content */
.form-mockup > .field,
.journey-form > .field {
  flex: none;
}

/* ---------- Work strip: recent installations ---------- */

.work-strip {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
}

.work-lead-card {
  flex: 1 1 var(--col-quarter);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-5);
  min-height: var(--work-img-height);
  padding: var(--space-6);
  border-radius: var(--radius-md);
  background: var(--color-emerald);
  color: var(--color-white);
  box-sizing: border-box;
}

.work-lead-text {
  color: var(--color-white);
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  line-height: var(--leading-snug);
}

.work-item {
  flex: 1 1 var(--col-quarter);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin: var(--space-0);
}

.work-img {
  width: var(--full);
  height: var(--work-img-height);
  object-fit: cover;
  border-radius: var(--radius-md);
}

.work-caption {
  color: var(--color-slate);
  font-size: var(--text-sm);
}

/* ---------- Green split: text with white cards, photo with badge ---------- */

.green-split {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.green-split-body {
  flex: 1 1 var(--col-half);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.info-card-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-3);
}

.info-card {
  flex: 1 1 var(--col-small);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-5);
  border-radius: var(--radius-md);
  background: var(--color-white);
  color: var(--color-ink);
}

.info-card h3 {
  font-size: var(--text-base);
}

.info-text {
  color: var(--color-slate);
  font-size: var(--text-sm);
}

.green-split-media {
  flex: 1 1 var(--col-half);
  display: flex;
  align-items: center;
}

.badge-tile {
  flex: 0 0 var(--col-small);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  margin-right: var(--badge-overlap);
  padding: var(--space-5);
  border-radius: var(--radius-md);
  background: var(--color-white);
  color: var(--color-ink);
  text-align: center;
  box-shadow: var(--shadow-soft);
  z-index: var(--z-raised);
}

.badge-number {
  color: var(--color-ink);
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
}

.badge-text {
  color: var(--color-slate);
  font-size: var(--text-xs);
  line-height: var(--leading-snug);
}

.green-split-img {
  flex: 1 1 var(--space-0);
  min-width: var(--space-0);
  height: var(--split-img-height);
  object-fit: cover;
  border-radius: var(--radius-lg);
}

/* ---------- FAQ: heading on top, list full width ---------- */

.faq-list {
  display: flex;
  flex-direction: column;
}

.faq-item {
  border-bottom: var(--line-thin) solid var(--color-line);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: var(--space-8);
  padding-block: var(--space-4);
  color: var(--color-ink);
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-snug);
  list-style: none;
  cursor: pointer;
}

/* Hides the browser's default disclosure triangle; nothing visible is drawn */
.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question:hover {
  color: var(--color-emerald);
}

.faq-icon-minus {
  display: none;
}

.faq-item[open] .faq-icon-plus {
  display: none;
}

.faq-item[open] .faq-icon-minus {
  display: block;
}

.faq-answer {
  max-width: var(--width-text);
  padding-bottom: var(--space-5);
  color: var(--color-slate);
  font-size: var(--text-sm);
}

/* ---------- Journey: photo beside a short form ---------- */

.journey-split {
  display: flex;
  align-items: stretch;
  gap: var(--space-6);
}

.journey-img {
  flex: 1 1 var(--col-half);
  min-width: var(--space-0);
  min-height: var(--split-img-height);
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.journey-form {
  flex: 1 1 var(--col-half);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-4);
}

/* ---------- Split: photo beside text (inner pages) ---------- */

.split {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.split-reverse {
  flex-direction: row-reverse;
}

.split-media {
  flex: 1 1 var(--col-half);
  display: flex;
}

.split-img {
  width: var(--full);
  height: var(--split-img-height);
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.split-body {
  flex: 1 1 var(--col-half);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.bullet-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.bullet-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.bullet {
  flex-shrink: 0;
  width: var(--bullet-size);
  height: var(--bullet-size);
  margin-top: var(--bullet-offset);
  border-radius: var(--radius-pill);
  background: var(--color-emerald);
}

.note-box {
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-md);
  background: var(--color-emerald-soft);
  color: var(--color-emerald-deep);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
}

/* ---------- CTA band ---------- */

.cta-band {
  background: var(--color-emerald);
  color: var(--color-on-dark);
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-6);
  padding-block: var(--space-8);
}

.cta-text {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: var(--width-text);
}

.cta-title {
  color: var(--color-white);
}

.cta-lead {
  color: var(--color-on-green-muted);
}

/* ---------- Inner page intro ---------- */

.page-intro {
  display: flex;
  align-items: flex-end;
  min-height: var(--intro-min-height);
  background-color: var(--color-night);
  background-size: cover;
  background-position: center;
}

.page-intro-services {
  background-image: linear-gradient(var(--color-scrim), var(--color-scrim)), url("../img/12.jpg");
}

.page-intro-gallery {
  background-image: linear-gradient(var(--color-scrim), var(--color-scrim)), url("../img/13.jpg");
}

.page-intro-about {
  background-image: linear-gradient(var(--color-scrim), var(--color-scrim)), url("../img/7.jpg");
}

.page-intro-products {
  background-image: linear-gradient(var(--color-scrim), var(--color-scrim)), url("../img/16.jpg");
}

.page-intro-contact {
  background-image: linear-gradient(var(--color-scrim), var(--color-scrim)), url("../img/2.jpg");
}

.page-intro-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding-block: var(--space-8);
  max-width: var(--width-text);
}

.page-title {
  color: var(--color-white);
  font-size: var(--text-hero);
}

.page-lead {
  color: var(--color-on-dark-muted);
  font-size: var(--text-base);
}

/* ---------- Services: jump links ---------- */

.jump-bar {
  background: var(--color-surface);
  border-bottom: var(--line-thin) solid var(--color-line);
}

.jump-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding-block: var(--space-4);
}

.chip-link {
  display: inline-flex;
  align-items: center;
  min-height: var(--tap-min);
  padding-inline: var(--space-4);
  border: var(--line-thin) solid var(--color-line);
  border-radius: var(--radius-pill);
  background: var(--color-white);
  color: var(--color-ink);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  text-decoration: none;
  box-sizing: border-box;
}

.chip-link:hover {
  border-color: var(--color-emerald);
  color: var(--color-emerald);
}

/* ---------- Electrical supplies ---------- */

.product-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
}

.product-group {
  flex: 1 1 calc(var(--half) - var(--space-5));
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding: var(--space-6);
  border: var(--line-thin) solid var(--color-line);
  border-radius: var(--radius-lg);
  background: var(--color-white);
  box-sizing: border-box;
}

.product-group-head {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
}

.product-group-text {
  color: var(--color-slate);
  font-size: var(--text-sm);
}

.product-list {
  display: flex;
  flex-direction: column;
  border-top: var(--line-thin) solid var(--color-line);
}

.product-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding-block: var(--space-3);
  border-bottom: var(--line-thin) solid var(--color-line);
}

.product-name {
  color: var(--color-ink);
  font-weight: var(--weight-semibold);
}

.product-use {
  color: var(--color-slate);
  font-size: var(--text-sm);
}

/* Home page: compact supplies cards */
.supply-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.supply-card {
  flex: 1 1 var(--col-small);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-5);
  border-radius: var(--radius-md);
  background: var(--color-white);
  color: var(--color-ink);
  text-decoration: none;
}

.supply-card:hover h3 {
  text-decoration: underline;
}

.supply-card h3 {
  font-size: var(--text-base);
}

.supply-text {
  color: var(--color-slate);
  font-size: var(--text-sm);
}

/* ---------- Services: steps (a real sequence) ---------- */

.step-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
}

.step {
  flex: 1 1 var(--col-small);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-5);
  border: var(--line-thin) solid var(--color-line);
  border-radius: var(--radius-md);
}

.step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: var(--icon-chip);
  height: var(--icon-chip);
  border-radius: var(--radius-pill);
  background: var(--color-emerald);
  color: var(--color-white);
  font-size: var(--text-base);
  font-weight: var(--weight-bold);
}

.step-text {
  color: var(--color-slate);
  font-size: var(--text-sm);
}

/* ---------- Gallery ---------- */

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.filter-button {
  display: inline-flex;
  align-items: center;
  min-height: var(--tap-min);
  padding-inline: var(--space-4);
  border: var(--line-thin) solid var(--color-line);
  border-radius: var(--radius-pill);
  background: var(--color-white);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  cursor: pointer;
}

.filter-button:hover {
  border-color: var(--color-emerald);
}

.filter-button[aria-pressed="true"] {
  background: var(--color-emerald);
  border-color: var(--color-emerald);
  color: var(--color-white);
}

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

.gallery-item {
  flex: 1 1 var(--col-third);
  max-width: calc((var(--full) - (var(--gallery-columns) - 1) * var(--space-4)) / var(--gallery-columns));
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin: var(--space-0);
}

.gallery-item[hidden] {
  display: none;
}

.gallery-img {
  width: var(--full);
  height: var(--gallery-row);
  object-fit: cover;
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.gallery-caption {
  color: var(--color-slate);
  font-size: var(--text-sm);
  line-height: var(--leading-snug);
}

.gallery-status {
  margin-top: var(--space-5);
  color: var(--color-slate);
  font-size: var(--text-sm);
}

/* ---------- About ---------- */

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

.principle {
  flex: 1 1 var(--col-third);
  display: flex;
  gap: var(--space-4);
  padding: var(--space-5);
  border: var(--line-thin) solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-white);
}

.principle-mark {
  flex-shrink: 0;
  width: var(--line-thick);
  border-radius: var(--radius-pill);
  background: var(--color-emerald);
}

.principle-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.principle-body h3 {
  font-size: var(--text-base);
}

.principle-text {
  color: var(--color-slate);
  font-size: var(--text-sm);
}

.photo-pair {
  display: flex;
  gap: var(--space-4);
}

.photo-pair-img {
  flex: 1 1 var(--space-0);
  min-width: var(--space-0);
  height: var(--split-img-height);
  object-fit: cover;
  border-radius: var(--radius-lg);
}

/* ---------- Contact ---------- */

.contact-layout {
  display: flex;
  align-items: flex-start;
  gap: var(--space-8);
}

.contact-aside {
  flex: 1 1 var(--col-aside);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.address-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  background: var(--color-emerald);
  color: var(--color-on-dark);
}

.address-card-title {
  color: var(--color-white);
}

.address-block {
  font-style: normal;
  color: var(--color-on-green-muted);
  font-size: var(--text-base);
  line-height: var(--leading-snug);
}

.address-card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: var(--tap-min);
  color: var(--color-lime);
  font-weight: var(--weight-bold);
  text-decoration: none;
}

.address-card-link:hover {
  text-decoration: underline;
}

.contact-lines {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding-block: var(--space-3);
  border-block: var(--line-thin) solid var(--color-white-line);
}

.contact-line {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  min-height: var(--tap-min);
  color: var(--color-white);
  font-weight: var(--weight-semibold);
  text-decoration: none;
  overflow-wrap: anywhere;
}

.contact-line:hover {
  color: var(--color-lime);
  text-decoration: underline;
}

/* ---------- Footer: green band ---------- */

.site-footer {
  background: var(--color-emerald);
  color: var(--color-on-green-muted);
  font-size: var(--text-sm);
}

.footer-main {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-7) var(--space-6);
  padding-block: var(--space-8) var(--space-7);
}

.footer-brand {
  flex: 2 1 var(--col-half);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-4);
}

.footer-logo-tile {
  display: flex;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  background: var(--color-white);
}

.footer-logo {
  height: var(--logo-tile-height);
  width: auto;
}

.footer-blurb {
  max-width: var(--width-narrow);
}

.footer-col {
  flex: 1 1 var(--col-small);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
}

.footer-heading {
  margin: var(--space-0);
  color: var(--color-white);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
}

.footer-address {
  font-style: normal;
  line-height: var(--leading-body);
}

.footer-links {
  display: flex;
  flex-direction: column;
}

.footer-link {
  display: inline-flex;
  align-items: center;
  min-height: var(--tap-min);
  color: var(--color-on-green-muted);
  text-decoration: none;
}

.footer-link:hover {
  color: var(--color-white);
  text-decoration: underline;
}

.footer-base {
  border-top: var(--line-thin) solid var(--color-white-line);
}

.footer-base-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-5);
  padding-block: var(--space-5);
  font-size: var(--text-xs);
}

/* =========================================================
   Tablet: 640px to 1023px
   Custom properties cannot be used inside media query conditions,
   so the two breakpoints are the only literal values in this file.
   ========================================================= */

@media (max-width: 1023px) {
  :root {
    --hero-min-height: 34rem;
    --split-img-height: 22rem;
    --why-img-height: 22rem;
    --gallery-row: 16rem;
    --work-img-height: 14rem;
    --tile-height: 14rem;
    --gallery-columns: 2;
  }

  /* Tablet header: logo and contact button on top, page links on a second row */
  .header-inner {
    flex-wrap: wrap;
    row-gap: var(--space-2);
  }

  .site-nav {
    display: contents;
  }

  .nav-cta {
    order: 2;
  }

  .nav-list {
    order: 3;
    flex: 1 1 var(--full);
    justify-content: space-between;
    border-top: var(--line-thin) solid var(--color-night-soft);
  }

  .hero-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-title,
  .hero-aside {
    flex-basis: auto;
    max-width: var(--width-text);
  }

  /* Hero tiles: shop tile first and full width, the two photos side by side */
  .hero-tiles {
    flex-wrap: wrap;
    gap: var(--space-3);
  }

  .tile-feature {
    order: -1;
    flex-basis: var(--full);
    height: auto;
  }

  .tile-photo {
    flex-basis: calc(var(--half) - var(--space-3));
  }

  .feature-split,
  .green-split,
  .journey-split,
  .contact-layout {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-6);
  }

  .feature-media,
  .feature-grid,
  .green-split-body,
  .green-split-media,
  .journey-img,
  .journey-form {
    flex-basis: auto;
  }

  .split,
  .split-reverse {
    gap: var(--space-6);
  }

  .solution-card,
  .work-lead-card,
  .work-item {
    flex-basis: calc(var(--half) - var(--space-5));
  }

  .contact-aside {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .contact-aside > * {
    flex: 1 1 var(--col-quarter);
  }

  .form-mockup {
    padding: var(--space-6);
  }
}

/* =========================================================
   Mobile: up to 639px
   ========================================================= */

@media (max-width: 639px) {
  :root {
    --hero-min-height: 32rem;
    --intro-min-height: 15rem;
    --split-img-height: 16rem;
    --why-img-height: 15rem;
    --gallery-row: 11rem;
    --work-img-height: 12rem;
    --tile-height: 10rem;
    --tile-overlap: 5rem;
    --logo-height: 2.5rem;
    --section-pad: 3rem;
    --solution-img-height: 12rem;
  }

  /* Mobile header: logo plus a Menu button; links open in the flow below */
  .header-inner {
    flex-wrap: wrap;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .js .site-nav {
    display: none;
  }

  .site-nav,
  .js .site-header.is-open .site-nav {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-4);
    flex: 1 1 var(--full);
    padding-bottom: var(--space-4);
  }

  .nav-list {
    order: 0;
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-0);
  }

  .nav-link {
    min-height: var(--space-8);
    padding-inline: var(--space-2);
    border-bottom: var(--line-thin) solid var(--color-night-soft);
    font-size: var(--text-lg);
  }

  .nav-cta {
    order: 1;
  }

  .hero-content {
    padding-top: var(--space-7);
    padding-bottom: calc(var(--space-6) + var(--tile-overlap));
  }

  .hero-aside {
    align-items: stretch;
  }

  .button-row {
    flex-direction: column;
    align-items: stretch;
  }

  .section-head,
  .section-head-row {
    margin-bottom: var(--space-6);
  }

  .feature-tile {
    flex-basis: var(--full);
    flex-direction: row;
    align-items: flex-start;
  }

  .solution-card,
  .work-lead-card,
  .work-item {
    flex-basis: var(--full);
  }

  .work-lead-card {
    min-height: auto;
  }

  .product-group {
    flex-basis: var(--full);
    padding: var(--space-5);
  }

  .supply-card {
    flex-basis: var(--full);
    flex-direction: row;
    align-items: flex-start;
  }

  .green-split-media {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-4);
  }

  .badge-tile {
    order: 1;
    flex-basis: auto;
    flex-direction: row;
    margin: var(--space-0);
    text-align: left;
    box-shadow: none;
  }

  .green-split-img {
    flex-basis: auto;
  }

  .faq-question {
    font-size: var(--text-base);
  }

  .journey-img {
    min-height: var(--split-img-height);
  }

  .split,
  .split-reverse {
    flex-direction: column;
    align-items: stretch;
  }

  .split-media,
  .split-body {
    flex-basis: auto;
  }

  .cta-inner {
    padding-block: var(--space-7);
  }

  .page-intro-content {
    padding-block: var(--space-6);
  }

  .step {
    flex-basis: var(--full);
    flex-direction: row;
    align-items: flex-start;
    gap: var(--space-4);
  }

  .gallery {
    gap: var(--space-3);
  }

  .gallery-item {
    flex: 1 1 calc(var(--half) - var(--space-3));
    max-width: calc(var(--half) - var(--space-3) / 2);
  }

  .photo-pair {
    flex-direction: column;
  }

  .photo-pair-img {
    flex-basis: auto;
  }

  .contact-aside {
    flex-direction: column;
  }

  .contact-aside > * {
    flex-basis: auto;
  }

  .form-mockup {
    padding: var(--space-5);
  }

  .form-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .footer-main {
    gap: var(--space-6);
    padding-block: var(--space-7) var(--space-6);
  }

  .footer-col {
    flex-basis: var(--full);
  }
}