/* Obsidian Tint Co. — styles.css */

/* ============================================================
   CSS Custom Properties
   ============================================================ */
:root {
  /* Colors */
  --color-bg:          #0d0d0d;
  --color-surface:     #1a1a1a;
  --color-accent:      #E5383B;
  --color-text:        #f0f0f0;
  --color-text-muted:  #a0a0a0;
  --color-border:      #2e2e2e;

  /* Typography */
  --font-heading: 'Montserrat', sans-serif;
  --font-body:    'Open Sans', sans-serif;

  /* Spacing scale */
  --space-xs:  0.25rem;
  --space-sm:  0.5rem;
  --space-md:  1rem;
  --space-lg:  1.5rem;
  --space-xl:  2rem;
  --space-2xl: 3rem;
  --space-3xl: 5rem;

  /* Layout */
  --container-max: 1100px;
  --nav-height:    68px;
  --radius:        4px;
}

/* ============================================================
   Reset / Base
   ============================================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.6;
}

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

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

ul[role="list"] {
  list-style: none;
}

/* ============================================================
   Utility
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

/* ============================================================
   Navigation  (Phase 2b)
   ============================================================ */
.site-header {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 100;
  height: var(--nav-height);
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

/* Logo */
.nav__logo {
  display: flex;
  align-items: center;
}

.nav__logo-img {
  height: 100px;
  width: auto;
  display: block;
}

/* Hamburger button */
.nav__hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
}

.nav__hamburger-bar {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

/* Hamburger → X when open */
.nav__hamburger[aria-expanded="true"] .nav__hamburger-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav__hamburger[aria-expanded="true"] .nav__hamburger-bar:nth-child(2) {
  opacity: 0;
}
.nav__hamburger[aria-expanded="true"] .nav__hamburger-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu — hidden by default */
.nav__menu {
  display: none;
  flex-direction: column;
  gap: 0;
  position: absolute;
  inset-block-start: var(--nav-height);
  inset-inline: 0;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding-block: var(--space-md);
}

.nav__menu.is-open {
  display: flex;
}

.nav__link,
.nav__cta {
  display: block;
  padding: var(--space-md) var(--space-lg);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.nav__link {
  color: var(--color-text);
  transition: color 0.2s ease;
}

.nav__link:hover,
.nav__link:focus-visible,
.nav__link--active {
  color: var(--color-accent);
}

.nav__cta {
  color: var(--color-accent);
}

/* ============================================================
   Buttons  (shared token — used by Hero + other sections)
   ============================================================ */
.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
  min-height: 44px;
  text-align: center;
}

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

.btn--primary:hover,
.btn--primary:focus-visible {
  background-color: transparent;
  color: var(--color-accent);
}

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

.btn--outline:hover,
.btn--outline:focus-visible {
  background-color: var(--color-text);
  color: var(--color-bg);
}

/* ============================================================
   Hero  (Phase 2c — step 1)
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-block-start: var(--nav-height);

  background-color: var(--color-surface);
  background-image: url('../images/hero/hero.webp');
  background-image: image-set(
    url('../images/hero/hero.webp') type('image/webp'),
    url('../images/hero/hero.jpg') type('image/jpeg')
  );
  background-size: cover;
  background-position: center;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.65) 0%,
    rgba(0, 0, 0, 0.45) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  padding-block: var(--space-3xl);
  max-width: 720px;
  background-color: rgba(0, 0, 0, 0.85);
}

.hero__heading {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--color-text);
  margin-block-end: var(--space-lg);
}

.hero__subheading {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  font-weight: 600;
  color: var(--color-text);
  margin-block-end: var(--space-md);
  max-width: 60ch;
}

.hero__body {
  font-size: 1rem;
  color: var(--color-text-muted);
  max-width: 58ch;
  margin-block-end: var(--space-xl);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  align-items: center;
}

/* ============================================================
   Shared Section Utilities
   ============================================================ */
.section-heading {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 4vw, 2.25rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-text);
  margin-block-end: var(--space-md);
}

.section-subheading {
  font-size: 1rem;
  color: var(--color-text-muted);
  max-width: 60ch;
  margin-block-end: var(--space-2xl);
}

/* ============================================================
   Why Choose Us  (Phase 2c — step 2)
   ============================================================ */
.why-us {
  padding-block: var(--space-3xl);
  background-color: var(--color-bg);
}

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

.why-us__card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-xl);
}

.why-us__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-block-end: var(--space-lg);
  color: var(--color-accent);
}

.why-us__icon svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
}

.why-us__card-heading {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-block-end: var(--space-sm);
}

.why-us__card-body {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ============================================================
   Packages  (Phase 2c — step 3)
   ============================================================ */
.packages {
  padding-block: var(--space-3xl);
  background-color: var(--color-surface);
}

.packages__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-block-end: var(--space-xl);
}

.package-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-xl);
}

.package-card--featured {
  border-color: var(--color-accent);
}

.package-card__header {
  margin-block-end: var(--space-lg);
}

.package-card__badge {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius);
  padding: 0.2rem 0.6rem;
  margin-block-end: var(--space-md);
}

.package-card__name {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-text);
  margin-block-end: var(--space-xs);
}

.package-card__tagline {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.package-card__price {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  padding-block: var(--space-lg);
  border-block: 1px solid var(--color-border);
  margin-block-end: var(--space-lg);
}

.package-card__price-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.package-card__price-amount {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-text);
}

.package-card__description {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-block-end: var(--space-lg);
}

.package-card__features {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-block-end: var(--space-xl);
  flex: 1;
}

.package-card__features li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.package-card__features svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  stroke: var(--color-accent);
}

.package-card__cta {
  width: 100%;
  margin-block-start: auto;
}

.packages__footer-note {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  text-align: center;
  max-width: 60ch;
  margin-inline: auto;
}

/* ============================================================
   Carbon vs Ceramic Comparison  (Phase 2c — step 4)
   ============================================================ */
.comparison {
  padding-block: var(--space-3xl);
  background-color: var(--color-bg);
}

.comparison__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-block-end: var(--space-xl);
}

.comparison__col {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-xl);
}

.comparison__col-header {
  margin-block-end: var(--space-lg);
  padding-block-end: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.comparison__label {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-text);
  margin-block-end: var(--space-xs);
}

.comparison__label--accent {
  color: var(--color-accent);
}

.comparison__col-tagline {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.comparison__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-block-end: var(--space-lg);
}

.comparison__list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.comparison__list svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-block-start: 0.1em;
  stroke: var(--color-accent);
}

.comparison__verdict {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
  font-style: italic;
  padding-block-start: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.comparison__divider {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
}

.comparison__summary {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  text-align: center;
  max-width: 65ch;
  margin-inline: auto;
  line-height: 1.7;
}

/* ============================================================
   How It Works  (Phase 2c — step 5)
   ============================================================ */
.how-it-works {
  padding-block: var(--space-3xl);
  background-color: var(--color-surface);
}

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

.steps__item {
  display: flex;
  gap: var(--space-lg);
  align-items: flex-start;
}

.steps__number {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-accent);
  border: 2px solid var(--color-accent);
  border-radius: 50%;
}

.steps__heading {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text);
  margin-block-end: var(--space-sm);
}

.steps__body {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ============================================================
   Testimonials  (Phase 2c — step 6)
   ============================================================ */
.reviews {
  padding-block: var(--space-3xl);
  background-color: var(--color-bg);
}

.reviews__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-block-end: var(--space-xl);
}

.review-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-xl);
}

.review-card__stars {
  display: flex;
  gap: var(--space-xs);
}

.review-card__stars svg {
  width: 16px;
  height: 16px;
  stroke: var(--color-accent);
  fill: var(--color-accent);
}

.review-card__quote {
  flex: 1;
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  font-style: italic;
}

.review-card__author {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  padding-block-start: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.review-card__name {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-text);
}

.review-card__location {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.reviews__disclaimer {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-align: center;
  font-style: italic;
  opacity: 0.6;
}

/* ============================================================
   Service Area  (Phase 2c — step 7)
   ============================================================ */
.service-area {
  padding-block: var(--space-3xl);
  background-color: var(--color-surface);
}

.service-area__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.service-area__intro {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-block-end: var(--space-lg);
}

.service-area__cities {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm) var(--space-lg);
  margin-block-end: var(--space-lg);
}

.service-area__cities li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.95rem;
  color: var(--color-text);
  font-weight: 600;
}

.service-area__cities svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  stroke: var(--color-accent);
}

.service-area__note {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-block-end: var(--space-xl);
}

/* ============================================================
   Quote Form  (Phase 2c — step 8)
   ============================================================ */
.quote-section {
  padding-block: var(--space-3xl);
  background-color: var(--color-bg);
}

.quote-section__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

/* Contact info block */
.quote-contact {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-xl);
}

.quote-contact__heading {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text);
  margin-block-end: var(--space-lg);
  padding-block-end: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.quote-contact__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.quote-contact__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
}

.quote-contact__item svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-block-start: 0.15em;
  stroke: var(--color-accent);
}

.quote-contact__label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-block-end: var(--space-xs);
}

.quote-contact__value {
  display: block;
  font-size: 0.95rem;
  color: var(--color-text);
  font-weight: 500;
}

.quote-contact__phone {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-accent);
}

/* Form */
.quote-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.form-label {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.02em;
}

.form-required {
  color: var(--color-accent);
  margin-inline-start: var(--space-xs);
}

.form-optional {
  font-weight: 400;
  color: var(--color-text-muted);
  font-size: 0.8rem;
}

.form-input {
  width: 100%;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 0.65rem var(--space-md);
  min-height: 44px;
  transition: border-color 0.2s ease;
  appearance: none;
}

.form-input::placeholder {
  color: var(--color-text-muted);
  opacity: 0.6;
}

.form-input:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23a0a0a0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-md) center;
  padding-inline-end: 2.5rem;
  cursor: pointer;
}

.form-select:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

.form-group--other-vehicle {
  display: none;
}

.form-group--other-vehicle:not([hidden]) {
  display: block;
}

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

.form-fieldset {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-lg);
}

.form-fieldset .form-label {
  display: block;
  margin-block-end: var(--space-md);
}

.form-checkbox-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.form-checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.9rem;
  color: var(--color-text-muted);
  cursor: pointer;
}

.form-checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  accent-color: var(--color-accent);
  cursor: pointer;
}

.form-submit {
  align-self: flex-start;
  min-width: 220px;
}

.form-error {
  display: block;
  font-size: 0.8rem;
  color: var(--color-accent);
  margin-block-start: var(--space-xs);
}

.form-input[aria-invalid="true"] {
  border-color: var(--color-accent);
}

.form-message {
  font-size: 0.95rem;
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius);
  border: 1px solid transparent;
}

.form-message--success {
  color: #4ade80;
  border-color: #4ade80;
  background-color: rgba(74, 222, 128, 0.08);
}

.form-message--error {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background-color: rgba(229, 56, 59, 0.08);
}

/* ============================================================
   Footer  (Phase 2c — step 9)
   ============================================================ */
.site-footer {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  padding-block: var(--space-2xl);
}

.site-footer__logo-img {
  height: 120px;
  width: auto;
  display: block;
  margin-block-end: var(--space-lg);
}

.site-footer__nap {
  font-style: normal;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.site-footer__nap a {
  color: var(--color-text-muted);
  transition: color 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.site-footer__nap a:hover,
.site-footer__nap a:focus-visible {
  color: var(--color-accent);
}

.site-footer__nap a svg {
  width: 1.25rem;
  height: 1.25rem;
}

.site-footer__nav ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.site-footer__nav a {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  transition: color 0.2s ease;
}

.site-footer__nav a:hover,
.site-footer__nav a:focus-visible {
  color: var(--color-accent);
}

.site-footer__bottom {
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-lg);
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* ============================================================
   FAQ
   ============================================================ */
.faq {
  padding-block: var(--space-3xl);
  background-color: var(--color-surface);
}

.faq__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  max-width: 800px;
}

.faq__item {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.faq__item[open] {
  border-color: var(--color-accent);
}

.faq__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  padding: var(--space-lg) var(--space-xl);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  cursor: pointer;
  list-style: none;
  user-select: none;
  transition: color 0.2s ease;
  -webkit-appearance: none;
  appearance: none;
}

.faq__question::-webkit-details-marker {
  display: none;
}

.faq__question::marker {
  display: none;
  content: '';
}

.faq__question::after {
  content: '';
  display: block;
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%23a0a0a0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  transition: transform 0.25s ease;
}

.faq__item[open] .faq__question {
  color: var(--color-accent);
}

.faq__item[open] .faq__question::after {
  transform: rotate(180deg);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%23E5383B' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
}

.faq__question:hover {
  color: var(--color-accent);
}

.faq__answer {
  padding: 0 var(--space-xl) var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.faq__answer p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  padding-block-start: var(--space-lg);
}

/* ============================================================
   Screen-reader-only utility
   ============================================================ */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================================
   Blog Header
   ============================================================ */
.blog-header {
  padding-block-start: calc(var(--nav-height) + var(--space-3xl));
  padding-block-end: var(--space-3xl);
  background-color: var(--color-surface);
}

.blog-header__heading {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--color-text);
  margin-block-end: var(--space-md);
}

.blog-header__subheading {
  font-size: clamp(1rem, 2.5vw, 1.15rem);
  color: var(--color-text-muted);
  max-width: 55ch;
}

/* ============================================================
   Blog Posts Listing
   ============================================================ */
.blog-posts {
  padding-block: var(--space-3xl);
  background-color: var(--color-bg);
}

.blog-posts__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-block-end: var(--space-2xl);
}

.blog-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-xl);
  transition: border-color 0.2s ease;
}

.blog-card:hover {
  border-color: var(--color-accent);
}

.blog-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.blog-card__tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius);
  padding: 0.15rem 0.5rem;
}

.blog-card__date {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.blog-card__title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.35;
}

.blog-card__excerpt {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  flex: 1;
}

.blog-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-block-start: auto;
}

.blog-card__link svg {
  width: 16px;
  height: 16px;
  stroke: var(--color-accent);
  transition: transform 0.2s ease;
}

.blog-card:hover .blog-card__link svg {
  transform: translateX(4px);
}

.blog-posts__note {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  text-align: center;
  font-style: italic;
}

/* ============================================================
   Blog CTA Banner
   ============================================================ */
.blog-cta {
  padding-block: var(--space-3xl);
  background-color: var(--color-surface);
  text-align: center;
}

.blog-cta .section-heading {
  margin-inline: auto;
}

.blog-cta .section-subheading {
  margin-inline: auto;
}

.blog-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
}

/* ============================================================
   Blog Article (individual post page)
   ============================================================ */
.blog-article {
  padding-block-start: calc(var(--nav-height) + var(--space-3xl));
  padding-block-end: var(--space-3xl);
  background-color: var(--color-bg);
}

.blog-article__container {
  max-width: 760px;
}

.blog-article__header {
  margin-block-end: var(--space-2xl);
  padding-block-end: var(--space-2xl);
  border-bottom: 1px solid var(--color-border);
}

.blog-article__meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-block-end: var(--space-lg);
}

.blog-article__back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
  transition: color 0.2s ease;
}

.blog-article__back:hover {
  color: var(--color-accent);
}

.blog-article__back svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
}

.blog-article__title {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 4vw, 2.25rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-text);
  margin-block-end: var(--space-md);
}

.blog-article__subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  max-width: 60ch;
  margin-block-end: var(--space-md);
}

.blog-article__date {
  display: block;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* Article body — long-form typography */
.blog-article__body {
  line-height: 1.8;
}

.blog-article__body p {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin-block-end: var(--space-lg);
}

.blog-article__body h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  font-weight: 700;
  color: var(--color-text);
  margin-block-start: var(--space-2xl);
  margin-block-end: var(--space-md);
}

.blog-article__body ul,
.blog-article__body ol {
  padding-inline-start: var(--space-xl);
  margin-block-end: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.blog-article__body li {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.blog-article__body li strong {
  color: var(--color-text);
}

.blog-article__body a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color 0.2s ease;
}

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

/* Table inside article */
.blog-article__table-wrap {
  overflow-x: auto;
  margin-block-end: var(--space-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.blog-article__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.blog-article__table th,
.blog-article__table td {
  padding: var(--space-md) var(--space-lg);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.blog-article__table th {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text);
  background-color: var(--color-surface);
}

.blog-article__table td {
  color: var(--color-text-muted);
}

.blog-article__table tbody tr:last-child td {
  border-bottom: none;
}

/* Article footer CTA */
.blog-article__footer {
  margin-block-start: var(--space-2xl);
  padding-block-start: var(--space-2xl);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.blog-article__footer-heading {
  font-family: var(--font-heading);
  font-size: clamp(1.3rem, 3vw, 1.6rem);
  font-weight: 800;
  color: var(--color-text);
  margin-block-end: var(--space-md);
}

.blog-article__footer-text {
  font-size: 1rem;
  color: var(--color-text-muted);
  max-width: 55ch;
  margin-inline: auto;
  margin-block-end: var(--space-xl);
  line-height: 1.6;
}

/* Desktop layout — single breakpoint */
@media (min-width: 768px) {
  .nav__hamburger {
    display: none;
  }

  .nav__menu {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: var(--space-xs);
    position: static;
    background: none;
    border: none;
    padding-block: 0;
  }

  .nav__link,
  .nav__cta {
    padding: var(--space-sm) var(--space-md);
  }

  .nav__cta {
    border: 1px solid var(--color-accent);
    border-radius: var(--radius);
    transition: background-color 0.2s ease, color 0.2s ease;
  }

  .nav__cta:hover,
  .nav__cta:focus-visible {
    background-color: var(--color-accent);
    color: var(--color-bg);
  }

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

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

  .comparison__grid {
    grid-template-columns: 1fr auto 1fr;
    align-items: start;
  }

  .comparison__divider {
    padding-inline: var(--space-md);
    padding-block-start: 8rem;
  }

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

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

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

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

  .quote-section__layout {
    grid-template-columns: 340px 1fr;
  }

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

  .site-footer__inner {
    grid-template-columns: 1fr 1fr;
  }

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

@media (min-width: 1024px) {
  .why-us__grid {
    grid-template-columns: repeat(4, 1fr);
  }

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

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