/* ===== Design tokens ===== */
:root {
  --color-charcoal:   #1A1A1A;
  --color-charcoal-2: #262626;
  --color-navy:       #1A3766;
  --color-navy-2:     #0F2848;
  --color-red:        #B91C1C;
  --color-red-dark:   #991B1B;
  --color-cream:      #F5F1EA;
  --color-cream-2:    #EAE3D5;
  --color-text:       var(--color-navy);
  --color-text-inv:   #F5F1EA;
  --color-muted:      #6B6B6B;

  --font-display: 'Oswald', system-ui, sans-serif;
  --font-body:    'Inter', system-ui, sans-serif;

  --space-1:  0.5rem;
  --space-2:  1rem;
  --space-3:  1.5rem;
  --space-4:  2rem;
  --space-6:  3rem;
  --space-8:  4rem;
  --space-12: 6rem;

  --container-max: 1200px;
}

/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; }
body, h1, h2, h3, h4, p, ul, ol, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg, iframe { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }

/* ===== Base ===== */
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-cream);
  -webkit-font-smoothing: antialiased;
}

/* ===== Typography ===== */
h1, h2 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  font-weight: 700;
  line-height: 1.1;
}
h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.small { font-size: 0.875rem; font-weight: 500; }

/* ===== Layout helpers ===== */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 1.25rem;
}
@media (min-width: 768px) {
  .container { padding-inline: 2rem; }
}

.section {
  padding-block: var(--space-8);
}
@media (min-width: 768px) {
  .section { padding-block: var(--space-12); }
}

.section--dark {
  background-color: var(--color-navy);
  background-image: repeating-linear-gradient(
    112deg,
    rgba(255, 255, 255, 0) 0,
    rgba(255, 255, 255, 0) 27px,
    rgba(255, 255, 255, 0.06) 27px,
    rgba(255, 255, 255, 0.06) 28px
  );
  color: var(--color-text-inv);
}

/* ===== Section mark (signature red bar under H2) ===== */
.section-mark {
  display: block;
  width: 80px;
  height: 4px;
  background: var(--color-red);
  margin-top: var(--space-2);
  margin-bottom: var(--space-6);
}

/* ===== Accessibility ===== */
:focus-visible {
  outline: 2px solid var(--color-red);
  outline-offset: 2px;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ===== Buttons (used by header CTA and elsewhere) ===== */
.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.85rem 1.75rem;
  border: 2px solid transparent;
  background: transparent;
  color: inherit;
  transition: transform 0.15s ease, background-color 0.15s ease, color 0.15s ease;
}
.btn--primary {
  background: var(--color-red);
  color: var(--color-cream);
  border-color: var(--color-red);
}
.btn--primary:hover {
  background: var(--color-red-dark);
  border-color: var(--color-red-dark);
  transform: translateY(-1px);
}
.btn--secondary {
  border-color: currentColor;
}
.btn--secondary:hover {
  background: currentColor;
  color: var(--color-navy);
  transform: translateY(-1px);
}

/* ===== Sticky header ===== */
:root { --header-height: 64px; }
html { scroll-padding-top: var(--header-height); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-navy);
  background-image: repeating-linear-gradient(
    112deg,
    rgba(255, 255, 255, 0) 0,
    rgba(255, 255, 255, 0) 27px,
    rgba(255, 255, 255, 0.06) 27px,
    rgba(255, 255, 255, 0.06) 28px
  );
  color: var(--color-text-inv);
  border-bottom: 1px solid var(--color-navy-2);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
  height: var(--header-height);
}
.site-header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.site-header__nav ul {
  display: flex;
  gap: var(--space-3);
}
.site-header__nav a {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.5rem 0;
  transition: color 0.15s ease;
}
.site-header__nav a:hover { color: var(--color-red); }

/* ===== Hamburger ===== */
.site-header__menu-toggle {
  display: none;
  background: none;
  border: none;
  padding: 0.5rem;
  width: 44px;
  height: 44px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
}
.site-header__menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-cream);
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.site-header__menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.site-header__menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.site-header__menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ===== Mobile nav ===== */
@media (max-width: 767px) {
  .site-header__menu-toggle { display: flex; }
  .site-header__nav {
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-navy);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-3);
    gap: var(--space-2);
    border-bottom: 1px solid var(--color-navy-2);
    transform: translateY(-110%);
    transition: transform 0.25s ease;
  }
  .site-header__nav[data-open="true"] { transform: translateY(0); }
  .site-header__nav ul { flex-direction: column; gap: var(--space-2); }
  .site-header__nav a { font-size: 1.1rem; padding: 0.75rem 0; }
  .site-header__cta { text-align: center; }
}

/* ===== Hero ===== */
.hero__logo {
  display: block;
  height: 180px;
  width: auto;
  max-width: 100%;
  margin: 0 auto var(--space-4);
}
@media (max-width: 767px) {
  .hero__logo {
    height: auto;
    width: 100%;
    margin-bottom: var(--space-3);
  }
}
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  background-color: var(--color-navy);
  background-image: repeating-linear-gradient(
    112deg,
    rgba(255, 255, 255, 0) 0,
    rgba(255, 255, 255, 0) 27px,
    rgba(255, 255, 255, 0.06) 27px,
    rgba(255, 255, 255, 0.06) 28px
  );
  color: var(--color-text-inv);
  overflow: hidden;
  padding-block: var(--space-12);
}
.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero__content {
  position: relative;
  max-width: 900px;
}
.hero__sub {
  margin-top: var(--space-3);
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  color: var(--color-cream-2);
  max-width: 680px;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}
.hero__caption {
  margin-top: var(--space-3);
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
@media (max-width: 480px) {
  .hero__actions .btn { width: 100%; text-align: center; }
}

/* ===== Placeholder block (reusable) ===== */
.placeholder-block {
  background: var(--color-navy);
  color: var(--color-cream-2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.875rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border: 1px solid var(--color-navy-2);
}
.placeholder-block--4x3 { aspect-ratio: 4 / 3; }

/* On cream sections, invert placeholder to keep contrast */
.section:not(.section--dark) .placeholder-block {
  background: var(--color-navy);
}

/* ===== Services ===== */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 900px) {
  .services-grid { grid-template-columns: 1fr 1fr 1fr; gap: var(--space-8); }
}
.service-card__img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--color-navy-2);
}
.service-card h3 {
  margin-top: var(--space-3);
}
.service-card p {
  margin-top: var(--space-2);
  color: var(--color-navy);
}
.brand-list {
  margin-top: var(--space-2);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-2);
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
}
.brand-list li:not(:last-child)::after {
  content: " ·";
  margin-left: var(--space-2);
}

/* ===== Why Ninecraft ===== */
.value-props {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 768px) {
  .value-props { grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
}
.value-props li {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.value-props__icon {
  width: 40px;
  height: 40px;
  color: var(--color-red);
}
.value-props h3 { color: var(--color-cream); }
.value-props p { color: var(--color-cream-2); }

.about-bio {
  margin-top: var(--space-6);
  max-width: 680px;
  color: var(--color-cream-2);
}

/* ===== Process ===== */
.process-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}
@media (min-width: 768px) {
  .process-steps { grid-template-columns: repeat(4, 1fr); gap: var(--space-4); }
}
.process-steps li {
  border-top: 4px solid var(--color-red);
  padding-top: var(--space-3);
}
.process-steps__num {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 2.5rem;
  color: var(--color-red);
  line-height: 1;
}
.process-steps h3 { margin-top: var(--space-2); }
.process-steps p { margin-top: var(--space-1); color: var(--color-muted); }

/* ===== Projects ===== */
.projects-caption {
  color: var(--color-muted);
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.project-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}
@media (min-width: 640px) {
  .project-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .project-grid { grid-template-columns: repeat(3, 1fr); }
}
.project-tile {
  aspect-ratio: 4 / 3;
  background: var(--color-navy-2);
  border: 1px solid var(--color-navy-2);
  color: var(--color-cream-2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.9rem;
  letter-spacing: 0.2em;
  transition: transform 0.15s ease, outline-color 0.15s ease;
  outline: 2px solid transparent;
  outline-offset: -2px;
}
.project-tile:hover {
  transform: translateY(-2px);
  outline-color: var(--color-red);
}

/* ===== Service Area ===== */
.area-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 768px) {
  .area-grid { grid-template-columns: 3fr 2fr; gap: var(--space-8); align-items: start; }
}
.area-map {
  aspect-ratio: 4 / 3;
  border: 1px solid var(--color-cream-2);
  background: var(--color-cream-2);
}
.area-map iframe {
  width: 100%;
  height: 100%;
  border: 0;
}
.area-text p { margin-bottom: var(--space-3); }
.city-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-2);
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.9rem;
  color: var(--color-navy);
}
.city-list li::before {
  content: "▪ ";
  color: var(--color-red);
  margin-right: 0.35rem;
}

/* ===== FAQ ===== */
.faq { display: flex; flex-direction: column; gap: 0; }
.faq li { border-bottom: 1px solid var(--color-navy-2); }
.faq li:first-child { border-top: 1px solid var(--color-navy-2); }
.faq summary {
  list-style: none;
  cursor: pointer;
  padding: var(--space-3) 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--color-cream);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
  transition: color 0.15s ease;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--color-red);
  transition: transform 0.2s ease;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq summary:hover { color: var(--color-red); }
.faq details > p {
  padding: 0 0 var(--space-3) 0;
  color: var(--color-cream-2);
  max-width: 720px;
}

/* ===== Contact ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 768px) {
  .contact-grid { grid-template-columns: 3fr 2fr; gap: var(--space-8); align-items: start; }
}
.contact-form { display: flex; flex-direction: column; gap: var(--space-3); }
.form-row { display: flex; flex-direction: column; gap: var(--space-1); }
.form-row--split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}
@media (min-width: 540px) {
  .form-row--split { grid-template-columns: 1fr 1fr; }
}
.form-row label {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-navy);
}
.form-row label span[aria-hidden] { color: var(--color-red); }
.form-row__hint {
  font-family: var(--font-body);
  text-transform: none;
  letter-spacing: 0;
  font-weight: 400;
  color: var(--color-muted);
  margin-left: 0.5em;
}
.form-row input,
.form-row select,
.form-row textarea {
  font: inherit;
  background: var(--color-cream);
  color: var(--color-navy);
  border: 1px solid var(--color-navy);
  padding: 0.75rem 0.85rem;
  border-radius: 0;
  transition: border-color 0.15s ease;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--color-red);
  border-width: 2px;
  padding: calc(0.75rem - 1px) calc(0.85rem - 1px);
}
.form-row[data-invalid] input,
.form-row[data-invalid] textarea,
.form-row[data-invalid] select {
  border-color: var(--color-red);
}
.form-row--submit {
  flex-direction: row;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-2);
}
.form-error {
  color: var(--color-red);
  font-size: 0.9rem;
}

/* ===== Contact info ===== */
.contact-info {
  background: var(--color-navy);
  color: var(--color-text-inv);
  padding: var(--space-4);
}
.contact-info__label {
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-1);
  margin-top: var(--space-3);
}
.contact-info__label:first-child { margin-top: 0; }
.contact-info__phone {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.75rem;
  color: var(--color-cream);
}
.contact-info a:hover { color: var(--color-red); }

.contact-thanks {
  background: var(--color-navy);
  color: var(--color-text-inv);
  padding: var(--space-4);
  margin-top: var(--space-4);
  border-left: 4px solid var(--color-red);
}

/* ===== Footer ===== */
.site-footer {
  background-color: var(--color-navy);
  background-image: repeating-linear-gradient(
    112deg,
    rgba(255, 255, 255, 0) 0,
    rgba(255, 255, 255, 0) 27px,
    rgba(255, 255, 255, 0.06) 27px,
    rgba(255, 255, 255, 0.06) 28px
  );
  color: var(--color-text-inv);
  padding-top: var(--space-6);
}
.site-footer__brand img {
  display: block;
  height: 120px;
  width: auto;
  margin-bottom: var(--space-2);
}
.site-footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}
@media (min-width: 768px) {
  .site-footer__inner {
    grid-template-columns: 2fr 2fr 1fr;
    gap: var(--space-6);
    align-items: start;
  }
}
.site-footer__wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-1);
}
.site-footer__wordmark span { color: var(--color-muted); font-weight: 500; }
.site-footer__nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.site-footer__nav a:hover { color: var(--color-red); }
.site-footer__contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}
.site-footer__contact a:hover { color: var(--color-red); }
.site-footer__bottom {
  border-top: 1px solid var(--color-navy-2);
  margin-top: var(--space-6);
  padding-block: var(--space-3);
  color: var(--color-muted);
}

/* ===== Floating Call button (mobile only) ===== */
.floating-call {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-red);
  color: var(--color-cream);
  display: none;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.35);
  z-index: 90;
  transition: background-color 0.15s ease, transform 0.15s ease;
}
.floating-call:hover { background: var(--color-red-dark); transform: translateY(-2px); }
.floating-call svg { width: 24px; height: 24px; }
@media (max-width: 767px) {
  .floating-call { display: flex; }
}