/* Stonecase Limited — proposal rebuild
   Design direction: clean-utility (see BRIEF.md)
*/

:root {
  --primary: #f5821f;
  --primary-hero: linear-gradient(rgba(0, 0, 0, 0.15), rgba(0, 0, 0, 0.15)), #f5821f;
  --accent: #3f3f3f;
  --bg: #ffffff;
  --bg-alt: #f7f6f4;
  --text: #2b2b2b;
  --border: #dcdcdc;
  --banner-height: 40px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  padding-top: var(--banner-height);
}

h1, h2, h3, h4 {
  font-family: "Poppins", Arial, Helvetica, sans-serif;
  letter-spacing: -0.01em;
  color: var(--accent);
  line-height: 1.25;
  margin-top: 0;
}

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

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

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Proposal banner (fixed, unremovable) ---------- */

.proposal-banner {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--banner-height);
  background: #14141a;
  color: #f2f2f2;
  font-size: 0.78rem;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 12px;
  z-index: 10000;
  font-family: "Inter", Arial, Helvetica, sans-serif;
  letter-spacing: 0.01em;
}

/* ---------- Watermark (fixed, sparse, low opacity) ---------- */

.watermark {
  position: fixed;
  top: var(--banner-height);
  left: 0;
  width: 100%;
  height: calc(100vh - var(--banner-height));
  z-index: 9000;
  pointer-events: none;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
}

.watermark span {
  display: block;
  font-family: "Poppins", Arial, Helvetica, sans-serif;
  font-weight: 700;
  font-size: 7vw;
  color: #000000;
  opacity: 0.06;
  transform: rotate(-30deg);
  white-space: nowrap;
  user-select: none;
}

/* ---------- Site header ---------- */

.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  position: relative;
  z-index: 500;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 14px;
  padding-bottom: 14px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand img {
  height: 44px;
  width: auto;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.phone-link {
  font-family: "Poppins", Arial, Helvetica, sans-serif;
  font-weight: 600;
  font-size: 1rem;
  color: var(--accent);
  text-decoration: none;
  border: 1px solid var(--accent);
  padding: 8px 14px;
  border-radius: 3px;
  white-space: nowrap;
}

.phone-link:hover {
  background: var(--accent);
  color: #ffffff;
}

.main-nav {
  display: flex;
  gap: 24px;
}

.main-nav a {
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--accent);
  padding: 4px 2px;
  border-bottom: 2px solid transparent;
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
  border-bottom: 2px solid var(--primary);
}

.nav-toggle {
  display: none;
  border: 1px solid var(--border);
  background: var(--bg);
  border-radius: 3px;
  padding: 8px 10px;
  cursor: pointer;
}

.nav-toggle span,
.nav-toggle::before,
.nav-toggle::after {
  content: "";
  display: block;
  width: 20px;
  height: 2px;
  background: var(--accent);
  margin: 4px 0;
}

/* ---------- Hero band ---------- */

.hero {
  background: var(--primary-hero);
  color: #ffffff;
  padding: 72px 0;
}

.hero h1 {
  color: #ffffff;
  font-size: clamp(1.9rem, 4.2vw, 3rem);
  max-width: 780px;
  margin-bottom: 20px;
}

.hero p {
  color: #ffffff;
  font-weight: 700;
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  max-width: 640px;
  margin: 0;
}

/* ---------- Page header banner (non-home pages) ---------- */

.page-hero {
  background: var(--primary-hero);
  color: #ffffff;
  padding: 48px 0;
}

.page-hero h1 {
  color: #ffffff;
  font-size: clamp(1.7rem, 3.6vw, 2.4rem);
  margin: 0;
}

/* ---------- Sections ---------- */

section {
  padding: 56px 0;
}

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

.two-col {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 40px;
  align-items: center;
}

.two-col img {
  border: 1px solid var(--border);
  border-radius: 4px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
}

/* ---------- Service grid (2x2 outlined cards) ---------- */

.service-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.service-card {
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  background: var(--bg);
  display: flex;
  flex-direction: column;
}

.service-card img {
  border-bottom: 1px solid var(--border);
  height: 180px;
  width: 100%;
  object-fit: cover;
}

.service-card .service-card-body {
  padding: 20px 22px 24px;
}

.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-block;
  font-family: "Poppins", Arial, Helvetica, sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  padding: 12px 22px;
  border-radius: 3px;
  border: 1px solid transparent;
}

.btn-dark {
  background: var(--accent);
  color: #ffffff;
}

.btn-dark:hover {
  background: #262626;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
}

.btn-outline:hover {
  background: var(--accent);
  color: #ffffff;
}

.btn-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 24px;
}

/* ---------- Contact details / form ---------- */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 40px;
}

.detail-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.detail-list li {
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
}

.detail-list dt {
  font-family: "Poppins", Arial, Helvetica, sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--primary);
  margin-bottom: 4px;
}

.detail-list dd {
  margin: 0;
  font-size: 1.05rem;
}

.detail-list a {
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
}

.detail-list a:hover {
  color: var(--primary);
}

form {
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 28px;
  background: var(--bg-alt);
}

.form-row {
  margin-bottom: 18px;
}

.form-row label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 6px;
}

.form-row input,
.form-row textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 3px;
  font-family: inherit;
  font-size: 1rem;
  background: #ffffff;
  color: var(--text);
}

.form-row input:focus,
.form-row textarea:focus {
  outline: 2px solid var(--primary);
  outline-offset: 1px;
}

.error-text {
  color: #b3261e;
  font-size: 0.85rem;
  margin-top: 5px;
  display: none;
}

.form-row.has-error input,
.form-row.has-error textarea {
  border-color: #b3261e;
}

.form-row.has-error .error-text {
  display: block;
}

.form-note {
  font-size: 0.85rem;
  color: var(--accent);
  margin-top: 14px;
}

.form-success {
  display: none;
  border: 1px solid var(--primary);
  background: #fff4e9;
  padding: 16px 18px;
  border-radius: 4px;
  margin-bottom: 20px;
  font-weight: 600;
}

.form-success.visible {
  display: block;
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--border);
  background: var(--bg-alt);
  padding: 40px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 28px;
}

.footer-grid h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

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

.footer-grid li {
  margin-bottom: 8px;
}

.footer-grid a {
  text-decoration: none;
  color: var(--text);
}

.footer-grid a:hover {
  color: var(--primary);
}

.footer-logo {
  height: 28px;
  width: auto;
  margin-bottom: 10px;
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 18px;
  font-size: 0.82rem;
  color: var(--accent);
}

.footer-bottom .proposal-note {
  font-weight: 700;
  color: var(--accent);
}

/* ---------- Responsive ---------- */

@media (max-width: 820px) {
  .two-col,
  .contact-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 640px) {
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    gap: 0;
    padding: 8px 24px 16px;
  }

  .main-nav.open {
    display: flex;
  }

  .main-nav a {
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
  }

  .nav-toggle {
    display: block;
  }

  .site-header .container {
    position: relative;
  }

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

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

  .hero {
    padding: 48px 0;
  }

  section {
    padding: 40px 0;
  }
}