/* IT & SMARTHAND SERVICE LIMITED — UK IT consultancy landing */

:root {
  --color-bg: #f6f5f2;
  --color-surface: #ffffff;
  --color-surface-alt: #eef0ec;
  --color-dark: #0f1a24;
  --color-dark-soft: #1a2d3d;
  --color-text: #2a3540;
  --color-text-muted: #5c6b78;
  --color-accent: #0d6e6e;
  --color-accent-hover: #0a5858;
  --color-accent-light: #d4ecec;
  --color-border: #d8dde3;
  --font-sans: "DM Sans", system-ui, sans-serif;
  --font-serif: "Instrument Serif", Georgia, serif;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(15, 26, 36, 0.06);
  --shadow-lg: 0 20px 50px rgba(15, 26, 36, 0.1);
  --header-h: 76px;
  --container: min(1120px, calc(100% - 2.5rem));
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: var(--color-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--color-accent-hover);
}

h1, h2, h3 {
  color: var(--color-dark);
  line-height: 1.2;
}

h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.35rem, 5vw, 3.5rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  margin: 0 0 1.25rem;
}

h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.85rem, 3.5vw, 2.5rem);
  font-weight: 400;
  margin: 0 0 1rem;
}

h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
}

p {
  margin: 0 0 1rem;
}

p:last-child {
  margin-bottom: 0;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 200;
  padding: 0.6rem 1rem;
  background: var(--color-dark);
  color: #fff;
  text-decoration: none;
  border-radius: var(--radius);
}

.skip-link:focus {
  top: 1rem;
}

.container {
  width: var(--container);
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(246, 245, 242, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  width: var(--container);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: 1.5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
}

.logo-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  background: var(--color-dark);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: 10px;
}

.logo-text {
  display: flex;
  flex-direction: column;
  font-size: 0.7rem;
  line-height: 1.25;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.logo-text strong {
  font-size: 0.82rem;
  color: var(--color-dark);
  letter-spacing: 0.04em;
}

.site-nav ul {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.site-nav a {
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
}

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

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: var(--color-surface);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin-inline: auto;
  background: var(--color-dark);
  transition: transform 0.2s, opacity 0.2s;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.35rem;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

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

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

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

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

.btn--sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn--full {
  width: 100%;
}

/* Hero */
.hero {
  padding: clamp(3rem, 8vw, 5.5rem) 0 clamp(3rem, 6vw, 4rem);
  background:
    radial-gradient(ellipse 80% 60% at 100% 0%, var(--color-accent-light) 0%, transparent 55%),
    var(--color-bg);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}

.eyebrow {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: 0 0 1rem;
}

.eyebrow--light {
  color: #7dd4d4;
}

.lead {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 36em;
  margin-bottom: 1.75rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.hero-stats strong {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-dark);
  margin-bottom: 0.15rem;
}

.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.hero-card {
  padding: 1.5rem 1.75rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.hero-card--accent {
  background: var(--color-dark);
  border-color: var(--color-dark);
  color: #e8edf2;
}

.hero-card-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin: 0 0 0.5rem;
}

.hero-card--accent .hero-card-label {
  color: #8aa8b8;
}

.hero-card p:last-child {
  font-size: 1.05rem;
  line-height: 1.5;
}

/* Trust bar */
.trust-bar {
  background: var(--color-dark);
  color: #c8d4de;
  padding: 1.75rem 0;
}

.trust-inner p {
  margin: 0;
  text-align: center;
  font-size: 1.05rem;
  max-width: 52em;
  margin-inline: auto;
}

/* Sections */
.section {
  padding: clamp(3.5rem, 7vw, 5rem) 0;
}

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

.section--dark {
  background: var(--color-dark);
  color: #c5d0da;
}

.section--dark h2,
.section--dark h3 {
  color: #fff;
}

.section--legal {
  padding: 2.5rem 0 3rem;
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}

.section-header {
  text-align: center;
  max-width: 42em;
  margin: 0 auto 2.75rem;
}

.section-header--left {
  text-align: left;
  margin-left: 0;
  max-width: 36em;
}

.section-intro {
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

.section-intro--light {
  color: #9aadb8;
}

.section-intro--left {
  text-align: left;
}

.split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3rem;
  align-items: start;
}

.split--reverse {
  grid-template-columns: 1.1fr 0.9fr;
}

.split--reverse .quote-panel {
  order: -1;
}

.prose p {
  color: var(--color-text-muted);
}

.prose--compact {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.prose--compact p {
  margin-bottom: 0.85rem;
}

/* Cards */
.card-grid {
  display: grid;
  gap: 1.25rem;
}

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

.card {
  padding: 1.5rem 1.6rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: box-shadow 0.2s, border-color 0.2s;
}

.card:hover {
  box-shadow: var(--shadow);
  border-color: #c5d0d8;
}

.card p {
  font-size: 0.98rem;
  color: var(--color-text-muted);
}

/* Detail list */
.detail-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.detail-item {
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: 1.5rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--color-border);
}

.detail-item:first-child {
  padding-top: 0;
}

.detail-num {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--color-accent);
  line-height: 1;
}

.detail-item p {
  color: var(--color-text-muted);
}

/* Check list & quote */
.check-list {
  margin-top: 1.25rem;
}

.check-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.85rem;
  color: var(--color-text-muted);
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
}

.quote-panel {
  padding: 2rem 2.25rem;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
}

.quote-panel blockquote {
  margin: 0;
}

.quote-panel blockquote p {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  line-height: 1.35;
  color: var(--color-dark);
}

.quote-attribution {
  margin-top: 1rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* Pillars */
.pillars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.pillar {
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
}

.pillar p {
  font-size: 0.95rem;
  color: #9aadb8;
}

/* Industries */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.industry-grid article {
  padding: 1.35rem 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.industry-grid p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* Insights */
.insights-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.insight {
  padding: 1.5rem 1.75rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.insight time {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.insight p {
  font-size: 0.98rem;
  color: var(--color-text-muted);
}

/* Table */
.engagement-table-wrapper {
  overflow-x: auto;
  margin-bottom: 1.25rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
}

.engagement-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.98rem;
}

.engagement-table th,
.engagement-table td {
  padding: 1rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

.engagement-table th {
  background: var(--color-surface-alt);
  font-weight: 600;
  color: var(--color-dark);
}

.engagement-table tr:last-child td {
  border-bottom: none;
}

.engagement-table td:nth-child(2) {
  white-space: nowrap;
  color: var(--color-text-muted);
}

.engagement-note {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* FAQ */
.faq-layout {
  display: grid;
  grid-template-columns: 0.35fr 1fr;
  gap: 3rem;
  align-items: start;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.faq-list details {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.25rem 1.25rem;
}

.faq-list summary {
  padding: 1rem 0;
  font-weight: 600;
  color: var(--color-dark);
  cursor: pointer;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  float: right;
  font-weight: 400;
  color: var(--color-accent);
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list details p {
  padding-bottom: 1rem;
  font-size: 0.98rem;
  color: var(--color-text-muted);
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.contact-address {
  font-style: normal;
  margin-top: 1.5rem;
  padding: 1.25rem 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  line-height: 1.6;
}

.contact-form {
  padding: 2rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.field {
  margin-bottom: 1.1rem;
}

.field label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--color-dark);
}

.field input,
.field textarea {
  width: 100%;
  padding: 0.7rem 0.9rem;
  font-family: inherit;
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

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

.form-note {
  margin-top: 0.75rem;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* Footer */
.site-footer {
  background: var(--color-dark);
  color: #9aadb8;
  padding: 2.5rem 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.5rem 2rem;
  align-items: start;
}

.footer-brand {
  color: #fff;
  margin: 0 0 0.35rem;
}

.footer-tagline {
  margin: 0;
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
}

.footer-links a {
  color: #c5d0da;
  text-decoration: none;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: #fff;
}

.footer-copy {
  grid-column: 1 / -1;
  margin: 0;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 960px) {
  .hero-grid,
  .split,
  .split--reverse,
  .card-grid--3,
  .pillars,
  .industry-grid,
  .contact-grid,
  .faq-layout {
    grid-template-columns: 1fr;
  }

  .split--reverse .quote-panel {
    order: 0;
  }

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

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

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem 1.25rem 1.5rem;
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.25s, opacity 0.25s;
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .site-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
  }

  .site-nav a {
    display: block;
    padding: 0.65rem 0;
  }

  .card-grid--3,
  .pillars,
  .industry-grid {
    grid-template-columns: 1fr;
  }

  .detail-item {
    grid-template-columns: 3rem 1fr;
    gap: 1rem;
  }

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