/* ========================================
   Tees Valley Digital — Design System
   ======================================== */

/* ---- Custom Properties ---- */
:root {
  --color-bg: #F5F3F0;
  --color-bg-alt: #FAF8F5;
  --color-bg-dark: #1C1917;
  --color-bg-card: #FFFFFF;
  --color-bg-dark-card: #292524;
  --color-text: #1C1917;
  --color-text-secondary: #57534E;
  --color-text-muted: #78716C;
  --color-text-inverse: #FFFFFF;
  --color-text-dark-muted: #A8A29E;
  --color-text-dark-label: #D6D3D0;
  --color-accent: #D97706;
  --color-accent-hover: #B45309;
  --color-accent-dark: #FBBF24;
  --color-border: #E7E5E4;
  --color-border-hover: #D6D3D0;
  --color-input-bg: #292524;
  --color-input-border: #44403C;
  --color-icon-bg: #FFF7ED;

  --font-family: 'Inter', -apple-system, system-ui, sans-serif;

  --container-max: 1120px;
  --container-padding: 24px;

  --section-padding: 96px;
  --section-padding-mobile: 64px;

  --border-radius-sm: 6px;
  --border-radius: 8px;

  --grid-gap: 24px;
  --card-padding: 32px;
}

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

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

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

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

/* ---- Layout ---- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

section {
  padding: var(--section-padding) 0;
}

section + section {
  padding-top: 32px;
}

/* ---- Section Header (shared by all content sections) ---- */
.section-header {
  margin-bottom: 48px;
}

.section-header .label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: 16px;
  color: var(--color-text);
}

.section-header .subtitle {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  max-width: 640px;
  line-height: 1.7;
}

/* ---- Buttons ---- */
.btn {
  display: inline-block;
  background: var(--color-text);
  color: var(--color-text-inverse);
  padding: 14px 32px;
  border-radius: var(--border-radius);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: background 0.15s;
}

.btn:hover {
  background: #44403C;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-text-inverse);
}

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

.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border-hover);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 32px;
  border-radius: var(--border-radius);
  text-decoration: none;
  transition: background 0.15s;
}

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

/* ---- Navigation ---- */
nav {
  position: sticky;
  top: 0;
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  z-index: 100;
}

nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  height: 40px;
  display: block;
}

/* removed text-specific styling for logo */

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.15s;
}

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

.nav-cta {
  display: none;
  background: var(--color-accent);
  color: var(--color-text-inverse);
  border: none;
  padding: 8px 20px;
  border-radius: var(--border-radius-sm);
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  text-decoration: none;
}

.nav-cta:hover {
  background: var(--color-accent-hover);
}

/* ---- Hero ---- */
#hero {
  padding: 128px 0 96px;
}

#hero h1 {
  font-size: 4rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: 24px;
  color: var(--color-text);
}

#hero h1 span {
  color: var(--color-accent);
}

#hero p {
  font-size: 1.2rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 16px;
}

.hero-trust {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.hero-trust strong {
  color: var(--color-text);
  font-weight: 600;
}

/* ---- Card Base ---- */
.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--card-padding);
  transition: border-color 0.15s, box-shadow 0.15s;
}

.card:hover {
  border-color: var(--color-border-hover);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
}

.card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text);
}

.card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ---- Gap Section (was Problem) ---- */
#gap {
  background: var(--color-bg-dark);
  color: var(--color-text-inverse);
}

#gap .section-header .label {
  color: var(--color-accent-dark);
}

#gap .section-header h2 {
  color: var(--color-text-inverse);
}

#gap .section-header .subtitle {
  color: var(--color-text-dark-muted);
}

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

.problem-card {
  background: var(--color-bg-dark-card);
  padding: var(--card-padding);
  border-radius: var(--border-radius);
}

.problem-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text-inverse);
}

.problem-card p {
  font-size: 0.9rem;
  color: var(--color-text-dark-muted);
  line-height: 1.6;
}

/* ---- Approach Section ---- */
.approach-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--grid-gap);
}

.approach-card {
  text-align: center;
  padding: 40px 24px;
}

.approach-icon {
  font-size: 2rem;
  display: block;
  margin-bottom: 16px;
}

.approach-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text);
}

.approach-card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

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

.service-card .icon {
  width: 44px;
  height: 44px;
  background: var(--color-icon-bg);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-bottom: 20px;
}

.service-card p {
  margin-bottom: 16px;
}

/* ---- Featured Work ---- */
.featured-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--grid-gap);
}

.featured-card {
  display: block;
  text-decoration: none;
  position: relative;
}

.featured-card:hover h3 {
  color: var(--color-accent);
}

.featured-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.featured-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-text);
  transition: color 0.15s;
}

.featured-card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 16px;
}

.featured-link {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-accent);
}

/* ---- Who We Help Section ---- */
#who {
  background: var(--color-bg-alt);
}

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

.who-card {
  text-align: center;
  padding: 36px 24px;
}

.who-icon {
  font-size: 1.75rem;
  display: block;
  margin-bottom: 16px;
}

.who-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text);
}

.who-card p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ---- How It Works Section ---- */
#how {
  background: var(--color-bg-alt);
}

.steps {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--grid-gap);
  counter-reset: step;
}

.step {
  counter-increment: step;
  border-top: 3px solid var(--color-accent);
  padding-top: 20px;
}

.step .number {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
  display: block;
}

.step .number::before {
  content: "Step " counter(step);
}

.step h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text);
}

.step p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ---- Booking Section ---- */
#booking {
  background: var(--color-bg-alt);
}

.booking-wrap {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--grid-gap);
  align-items: start;
}

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

.booking-form .field {
  margin-bottom: 16px;
}

.booking-form .field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--color-text-secondary);
}

.booking-form input,
.booking-form textarea,
.booking-form select {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-bg-card);
  color: var(--color-text);
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.15s;
}

.booking-form input:focus,
.booking-form textarea:focus,
.booking-form select:focus {
  border-color: var(--color-accent);
}

.booking-form input::placeholder,
.booking-form textarea::placeholder {
  color: var(--color-text-muted);
}

.booking-form textarea {
  resize: vertical;
  min-height: 80px;
}

.booking-form select {
  cursor: pointer;
}

.booking-submit {
  width: 100%;
}

.booking-confirmed {
  display: none;
  background: #065F46;
  color: #D1FAE5;
  padding: 20px 24px;
  border-radius: var(--border-radius);
  font-size: 0.9rem;
  margin-top: 16px;
  line-height: 1.6;
}

.booking-confirmed.is-visible {
  display: block;
}

.booking-confirmed strong {
  color: #fff;
}

.booking-confirmed-details {
  margin: 8px 0;
}

.booking-sidebar {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--card-padding);
}

.booking-sidebar h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--color-text);
}

.booking-sidebar ul {
  list-style: none;
  padding: 0;
}

.booking-sidebar li {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  padding: 6px 0 6px 20px;
  position: relative;
}

.booking-sidebar li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

.booking-sidebar-note {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.booking-sidebar-note .phone {
  color: var(--color-accent);
  font-weight: 600;
  font-size: 0.95rem;
}

/* ---- Contact Section ---- */
#contact {
  background: var(--color-bg-dark);
  color: var(--color-text-inverse);
}

#contact .section-header .label {
  color: var(--color-accent-dark);
}

#contact .section-header h2 {
  color: var(--color-text-inverse);
}

#contact .section-header .subtitle {
  color: var(--color-text-dark-muted);
}

.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--grid-gap);
  align-items: start;
}

.contact-info h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.contact-info p {
  color: var(--color-text-dark-muted);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 8px;
}

.contact-info .phone,
.contact-info .email {
  color: var(--color-accent-dark);
  font-weight: 500;
}

.contact-form .field {
  margin-bottom: 16px;
}

.contact-form .field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--color-text-dark-label);
}

.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--color-input-border);
  background: var(--color-input-bg);
  color: var(--color-text-inverse);
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.15s;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  border-color: var(--color-accent);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--color-text-muted);
}

.contact-form select option {
  color: var(--color-text);
  background: var(--color-bg-card);
}

.contact-form textarea {
  resize: vertical;
  min-height: 100px;
}

.contact-form .submit-btn {
  width: 100%;
}

/* ---- Footer ---- */
footer {
  padding: 32px 0;
  border-top: 1px solid var(--color-border);
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
}

/* ---- Success Message ---- */
.success-message {
  display: none;
  background: #065F46;
  color: #D1FAE5;
  padding: 16px 20px;
  border-radius: var(--border-radius-sm);
  font-size: 0.9rem;
  margin-top: 16px;
}

.success-message.is-visible {
  display: block;
}

/* ---- Media Queries ---- */
@media (max-width: 768px) {
  section {
    padding: var(--section-padding-mobile) 0;
  }

  #hero {
    padding: 80px 0 64px;
  }

  #hero h1 {
    font-size: 2.5rem;
  }

  .nav-links {
    display: none;
  }

  .nav-cta {
    display: inline-block;
  }

  .hero-trust {
    margin-top: 36px;
    padding-top: 20px;
  }

  .problem-grid {
    grid-template-columns: 1fr;
  }

  .featured-grid {
    grid-template-columns: 1fr;
  }

  .who-grid {
    grid-template-columns: 1fr;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .approach-grid {
    grid-template-columns: 1fr;
  }

  .steps {
    grid-template-columns: 1fr;
  }

  .booking-wrap {
    grid-template-columns: 1fr;
  }

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

  .booking-sidebar {
    order: -1;
  }

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

  h2 {
    font-size: 1.75rem;
  }
}

.field-error {
  display: block;
  color: #e53e3e;
  font-size: 0.8rem;
  margin-top: 4px;
  line-height: 1.3;
}

.field.has-error input,
.field.has-error textarea,
.field.has-error select {
  border-color: #e53e3e;
}
/* Skip link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 16px;
  background: var(--color-accent);
  color: #fff;
  padding: 8px 12px;
  border-radius: 4px;
  z-index: 1000;
}

.skip-link:focus {
  top: 16px;
}

/* Focus styles */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}