/* ============================================================
   OTSAL WEBSITE STYLESHEET
   ------------------------------------------------------------
   This file is fully hand-written CSS (no framework).
   ============================================================ */

/* ============================================================
   1) CSS CUSTOM PROPERTIES (DESIGN TOKENS)
   ------------------------------------------------------------
   ============================================================ */
:root {
  --color-primary-navy: #0b2c5c;
  --color-primary-red: #c8161d;
  --color-white: #ffffff;
  --color-text: #2b2b2b;
  --color-light-bg: #f5f6f8;
  --color-border: #d9deea;
  --color-focus: #0b2c5c;

  --font-heading: "Montserrat", Arial, sans-serif;
  --font-body: "Open Sans", Arial, sans-serif;

  /* 8px-based spacing scale for consistent rhythm */
  --space-1: 0.5rem; /* 8px */
  --space-2: 1rem; /* 16px */
  --space-3: 1.5rem; /* 24px */
  --space-4: 2rem; /* 32px */
  --space-5: 2.5rem; /* 40px */
  --space-6: 3rem; /* 48px */
  --space-7: 4rem; /* 64px */

  --radius-sm: 0.375rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;

  --shadow-soft: 0 10px 24px rgba(11, 44, 92, 0.09);
  --shadow-header: 0 4px 18px rgba(11, 44, 92, 0.14);

  --max-width: 1200px;
  --header-height: 5rem;
}

/* ============================================================
   2) BASE RESET + GLOBAL ELEMENTS
   ------------------------------------------------------------
   Keeps layout predictable across devices/browsers.
   ============================================================ */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-white);
  line-height: 1.65;
}

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

a {
  color: inherit;
}

ul {
  margin: 0;
  padding: 0;
}

h1,
h2,
h3 {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  line-height: 1.2;
  color: var(--color-primary-navy);
}

p {
  margin: 0 0 var(--space-2);
}

/* ============================================================
   3) ACCESSIBILITY HELPERS
   ------------------------------------------------------------
   Skip link and focus-visible styles improve keyboard usability.
   ============================================================ */
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-2);
  background: var(--color-primary-red);
  color: var(--color-white);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  z-index: 2000;
  text-decoration: none;
}

.skip-link:focus {
  top: var(--space-2);
}

:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}

/* ============================================================
   4) REUSABLE LAYOUT + UTILITY CLASSES
   ============================================================ */
.container {
  width: min(var(--max-width), 92%);
  margin-inline: auto;
}

.section {
  padding: var(--space-7) 0;
  scroll-margin-top: calc(var(--header-height) + var(--space-2));
}

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

.eyebrow {
  display: inline-block;
  color: var(--color-primary-red);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-1);
}

.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  box-shadow: var(--shadow-soft);
}

.section-banner {
  margin: var(--space-4) 0;
}

.section-banner img {
  width: 100%;
  border-radius: var(--radius-md);
  object-fit: cover;
}

/* ============================================================
   5) BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 0.8rem 1.2rem;
  font-weight: 700;
  font-family: var(--font-heading);
  transition: transform 0.25s ease, background-color 0.25s ease, color 0.25s ease;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background-color: var(--color-primary-red);
  border-color: var(--color-primary-red);
  color: var(--color-white);
}

.btn-primary:hover {
  background-color: #a91218;
  border-color: #a91218;
}

.btn-secondary {
  background-color: transparent;
  border-color: var(--color-white);
  color: var(--color-white);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.12);
}

/* ============================================================
   6) HEADER + NAVIGATION (MOBILE FIRST)
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
}

.site-header.scrolled {
  box-shadow: var(--shadow-header);
}

.header-inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  text-decoration: none;
}

.brand img {
  width: auto;
  height: 3rem;
}

.brand span {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(0.7rem, 1.9vw, 0.95rem);
  color: var(--color-primary-navy);
}

.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.28rem;
  width: 2.8rem;
  height: 2.8rem;
  border: 1px solid var(--color-border);
  background: var(--color-white);
  border-radius: var(--radius-sm);
}

.nav-toggle span {
  display: block;
  width: 1.3rem;
  height: 2px;
  background: var(--color-primary-navy);
  margin-inline: auto;
}

.site-nav {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-2);
  display: none;
}

.site-nav.is-open {
  display: block;
}

.site-nav ul {
  list-style: none;
  display: grid;
  gap: var(--space-1);
  margin-bottom: var(--space-2);
}

.site-nav a {
  text-decoration: none;
  font-weight: 600;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--color-primary-red);
}

.nav-cta {
  width: 100%;
}

/* ============================================================
   7) HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: clamp(28rem, 74vh, 44rem);
  display: grid;
  align-items: center;
  overflow: hidden;
}

.hero-media,
.hero-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(11, 44, 92, 0.84), rgba(11, 44, 92, 0.56));
}

.hero-content {
  position: relative;
  z-index: 2;
  color: var(--color-white);
  padding: var(--space-6) 0;
}

.hero h1 {
  color: var(--color-white);
  font-size: clamp(1.6rem, 4.6vw, 3rem);
  max-width: 18ch;
}

.hero p {
  font-size: clamp(1rem, 2.7vw, 1.2rem);
  max-width: 52ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* ============================================================
   8) ABOUT + VISION/MISSION
   ============================================================ */
.about-grid,
.vm-grid {
  display: grid;
  gap: var(--space-3);
}

.about-image img {
  width: 100%;
  border-radius: var(--radius-md);
  object-fit: cover;
}

.vm-grid .card p:last-child {
  margin-bottom: 0;
}

/* ============================================================
   9) SERVICES + ICONS
   ============================================================ */
.services-grid,
.badge-grid {
  display: grid;
  gap: var(--space-3);
}

.service-card ul,
.badge-card p {
  margin: 0;
}

.service-card ul {
  padding-left: 1.1rem;
  display: grid;
  gap: 0.45rem;
}

.icon {
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 999px;
  background: rgba(200, 22, 29, 0.1);
  color: var(--color-primary-red);
  display: inline-grid;
  place-items: center;
  margin-bottom: var(--space-1);
}

.icon svg {
  width: 1.4rem;
  height: 1.4rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ============================================================
   10) ADDITIONAL SERVICES FEATURE BAND
   ============================================================ */
.additional-services {
  position: relative;
  padding: var(--space-7) 0;
  color: var(--color-white);
  overflow: hidden;
}

.band-media,
.band-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.band-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(11, 44, 92, 0.82), rgba(200, 22, 29, 0.66));
}

.band-content {
  position: relative;
  z-index: 2;
}

.band-content h2 {
  color: var(--color-white);
}

.band-content ul {
  list-style: none;
  display: grid;
  gap: var(--space-1);
}

.band-content li::before {
  content: "•";
  margin-right: 0.6rem;
  color: #ffd8db;
}

/* ============================================================
   11) LICENSING
   ============================================================ */
.document-note {
  margin-top: var(--space-3);
  font-weight: 600;
  color: var(--color-primary-navy);
}

/* ============================================================
   12) CONTACT + FORM
   ============================================================ */
.contact-grid {
  display: grid;
  gap: var(--space-4);
}

.contact-list {
  list-style: none;
  display: grid;
  gap: var(--space-2);
}

.contact-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-1);
  align-items: flex-start;
}

.contact-list a {
  color: var(--color-primary-navy);
  text-underline-offset: 3px;
}

.contact-form {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
  box-shadow: var(--shadow-soft);
}

.form-group {
  margin-bottom: var(--space-2);
}

.form-group label {
  display: block;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  border: 1px solid #b9c3d6;
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.8rem;
  font: inherit;
  color: var(--color-text);
  background: var(--color-white);
}

.form-group textarea {
  resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary-navy);
  box-shadow: 0 0 0 3px rgba(11, 44, 92, 0.14);
  outline: none;
}

.hidden-field {
  position: absolute;
  left: -9999px;
}

.form-message {
  margin-top: var(--space-2);
  margin-bottom: 0;
  font-weight: 600;
  min-height: 1.2rem;
}

.form-message.success {
  color: #0f7b3f;
}

.form-message.error {
  color: #a91218;
}

/* ============================================================
   13) FOOTER
   ============================================================ */
.site-footer {
  background: var(--color-primary-navy);
  color: var(--color-white);
  padding-top: var(--space-6);
}

.footer-grid {
  display: grid;
  gap: var(--space-3);
}

.footer-brand span,
.site-footer h3 {
  color: var(--color-white);
}

.site-footer h3 {
  font-size: 1.05rem;
  margin-bottom: var(--space-1);
}

.site-footer ul {
  list-style: none;
  display: grid;
  gap: 0.45rem;
}

.site-footer a {
  color: #eaf0fb;
  text-decoration: none;
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: #ffffff;
  text-decoration: underline;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  margin-top: var(--space-4);
  padding: var(--space-2);
  text-align: center;
}

.footer-bottom p {
  margin: 0;
  font-size: 0.95rem;
}

/* ============================================================
   14) SCROLL-REVEAL ANIMATION STATES
   ------------------------------------------------------------
   JavaScript adds "is-visible" when section enters viewport.
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 300ms ease, transform 300ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   15) TABLET BREAKPOINT
   ============================================================ */
@media (min-width: 48rem) {
  .about-grid {
    grid-template-columns: 1.1fr 1fr;
    align-items: center;
  }

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

  .services-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .badge-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .footer-grid {
    grid-template-columns: 1.3fr 1fr 1fr 1fr;
  }
}

/* ============================================================
   16) DESKTOP BREAKPOINT
   ============================================================ */
@media (min-width: 64rem) {
  .nav-toggle {
    display: none;
  }

  .site-nav {
    position: static;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    border: 0;
    padding: 0;
  }

  .site-nav ul {
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--space-2);
  }

  .nav-cta {
    width: auto;
  }
}

/* ============================================================
   17) REDUCED MOTION SUPPORT
   ------------------------------------------------------------
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal,
  .reveal.is-visible,
  .btn {
    transition: none !important;
    transform: none !important;
  }
}


/* ===== Targeted update: About section emphasis ===== */
.about-copy p:not(.eyebrow) {
  font-size: clamp(1.05rem, 1rem + 0.45vw, 1.25rem);
  line-height: 1.75;
}
.about-copy p:not(.eyebrow):first-of-type {
  border-left: 3px solid var(--color-primary-red);
  padding-left: 1rem;
}
.about-copy > * {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 500ms ease, transform 500ms ease;
}
.reveal.is-visible .about-copy > *:nth-child(1) { transition-delay: 80ms; }
.reveal.is-visible .about-copy > *:nth-child(2) { transition-delay: 180ms; }
.reveal.is-visible .about-copy > *:nth-child(3) { transition-delay: 300ms; }
.reveal.is-visible .about-copy > *:nth-child(4) { transition-delay: 420ms; }
.reveal.is-visible .about-copy > * { opacity: 1; transform: translateY(0); }

.about-visual { position: relative; }
.about-visual .about-image { position: relative; z-index: 1; display: block; }
.about-visual .about-image img {
  aspect-ratio: 4 / 3;
  height: auto;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.18);
  transition: transform 700ms ease;
}
.reveal.is-visible .about-visual .about-image img { transform: scale(1); }
.about-visual .about-accent {
  position: absolute;
  inset: 1rem -1rem -1rem 1rem;
  border: 2px solid var(--color-primary-red);
  border-radius: var(--radius-md);
  opacity: 0.6;
  z-index: 0;
}
@media (max-width: 47.99rem) {
  .about-visual .about-accent { inset: 0.75rem -0.5rem -0.75rem 0.75rem; }
}

/* ===== Targeted update: shorter section banners ===== */
.section-banner img {
  max-height: clamp(180px, 32vw, 380px);
  aspect-ratio: 16 / 7;
  height: auto;
}
#licensing .section-banner img {
  max-height: clamp(160px, 26vw, 320px);
}
@media (prefers-reduced-motion: reduce) {
  .about-copy > *, .about-visual .about-image img { transition: none !important; transform: none !important; opacity: 1 !important; }
}