/* =====================================================================
   Bluewaters Technical Services — styles.css
   Deep-ocean instrument panel: calm water × engineering precision × Dubai.
   Hand-written, no framework. Mobile-first. Reduced-motion respected.
   ===================================================================== */

/* ----------------------------- Design tokens ----------------------- */
:root {
  /* Ocean ink */
  --abyss: #062234;
  --deep: #0a3a52;
  --tide: #0e6e8c;

  /* Signal accent */
  --aqua: #1fc4d6;
  --aqua-bright: #54dde9;
  --aqua-deep: #0ea6b8;

  /* Light surfaces */
  --seafoam: #e3f2f4;
  --foam: #f5fbfc;
  --paper: #ffffff;

  /* Ink & neutrals */
  --ink: #0b2433;
  --ink-soft: #243b48;
  --mist: #5d7686;
  --line: #d6e6ea;
  --line-soft: #e8f1f3;

  /* Counterpoint — used very sparingly for premium trust accents */
  --brass: #c89b3c;
  --brass-soft: #e7c878;

  /* Action */
  --wa: #25d366;
  --wa-dark: #1aa851;

  /* Type */
  --font-display: "Sora", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-mono: "Space Mono", "SFMono-Regular", Menlo, Consolas, monospace;

  /* Shape */
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  /* Shadow */
  --shadow-sm: 0 1px 2px rgba(6, 34, 52, 0.06), 0 2px 8px rgba(6, 34, 52, 0.05);
  --shadow: 0 6px 24px rgba(6, 34, 52, 0.10);
  --shadow-lg: 0 24px 60px rgba(6, 34, 52, 0.18);
  --shadow-aqua: 0 12px 30px rgba(31, 196, 214, 0.28);

  /* Layout */
  --container: 1180px;
  --container-narrow: 880px;
  --gutter: clamp(1.1rem, 4vw, 2.4rem);

  /* Motion */
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: 92px;
}

body {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--ink-soft);
  background: var(--foam);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: var(--tide); text-decoration: none; }
a:hover { color: var(--aqua-deep); }
ul { list-style: none; padding: 0; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
input, textarea, select { font: inherit; color: inherit; }
:focus-visible {
  outline: 3px solid var(--aqua);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection { background: var(--aqua); color: var(--abyss); }

/* ----------------------------- Type scale -------------------------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--ink);
  line-height: 1.12;
  font-weight: 600;
  letter-spacing: -0.018em;
}

.display {
  font-size: clamp(2.4rem, 5.6vw, 4.25rem);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.028em;
}
h2, .h2 { font-size: clamp(1.7rem, 3.4vw, 2.6rem); }
h3, .h3 { font-size: clamp(1.18rem, 1.8vw, 1.4rem); font-weight: 600; }
h4 { font-size: 1.05rem; font-weight: 600; }

p { max-width: 70ch; }
.lead { font-size: clamp(1.08rem, 1.5vw, 1.25rem); color: var(--ink-soft); }

/* Technical "dossier" eyebrow — the monospace instrument voice */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55em;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--aqua-deep);
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: currentColor;
  opacity: 0.7;
}
.eyebrow--center::after {
  content: "";
  width: 26px;
  height: 1px;
  background: currentColor;
  opacity: 0.7;
}
.eyebrow--brass { color: var(--brass); }
.on-dark .eyebrow, .eyebrow.on-dark { color: var(--aqua-bright); }

/* ----------------------------- Layout ------------------------------ */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container-narrow { max-width: var(--container-narrow); }

.section { padding-block: clamp(3.5rem, 8vw, 6.5rem); position: relative; }
.section--tight { padding-block: clamp(2.5rem, 5vw, 4rem); }
.bg-foam { background: var(--foam); }
.bg-seafoam { background: var(--seafoam); }
.bg-paper { background: var(--paper); }
.bg-dark { background: var(--abyss); color: #cfe3ea; }
.bg-dark h2, .bg-dark h3, .bg-dark h4 { color: #fff; }
.bg-gradient-deep {
  background:
    radial-gradient(120% 90% at 80% -10%, rgba(31,196,214,0.18), transparent 55%),
    linear-gradient(165deg, var(--abyss), var(--deep) 70%);
  color: #cfe3ea;
}

.section-head { max-width: 720px; margin-bottom: clamp(2rem, 4vw, 3.2rem); }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head h2 { margin-top: 0.85rem; }
.section-head p { margin-top: 1rem; color: var(--mist); }
.bg-dark .section-head p, .bg-gradient-deep .section-head p { color: #aac4ce; }

.split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
@media (min-width: 880px) {
  .split--2 { grid-template-columns: 1.05fr 0.95fr; }
}

/* ----------------------------- Buttons ----------------------------- */
.btn {
  --btn-bg: var(--aqua);
  --btn-fg: var(--abyss);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6em;
  padding: 0.85em 1.5em;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.98rem;
  letter-spacing: 0.005em;
  line-height: 1;
  border-radius: var(--radius-pill);
  background: var(--btn-bg);
  color: var(--btn-fg);
  border: 1.5px solid transparent;
  text-decoration: none;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease),
              background 0.25s var(--ease), color 0.2s var(--ease), border-color 0.2s;
  white-space: nowrap;
}
.btn svg { width: 1.15em; height: 1.15em; }
.btn:hover { transform: translateY(-2px); color: var(--btn-fg); }
.btn:active { transform: translateY(0); }

.btn--primary { box-shadow: var(--shadow-aqua); }
.btn--primary:hover { box-shadow: 0 16px 38px rgba(31,196,214,0.4); background: var(--aqua-bright); }

.btn--ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.32);
}
.btn--ghost:hover { background: rgba(255,255,255,0.1); color: #fff; border-color: rgba(255,255,255,0.6); }

.btn--outline {
  background: transparent;
  color: var(--deep);
  border-color: var(--line);
}
.btn--outline:hover { color: var(--abyss); border-color: var(--aqua); background: rgba(31,196,214,0.06); }

.btn--dark { background: var(--abyss); color: #fff; }
.btn--dark:hover { background: var(--ink); color: #fff; }

.btn--whatsapp { background: var(--wa); color: #fff; box-shadow: 0 10px 26px rgba(37,211,102,0.32); }
.btn--whatsapp:hover { background: var(--wa-dark); color: #fff; }

.btn--call { background: var(--aqua); color: var(--abyss); }
.btn--lg { padding: 1.02em 1.8em; font-size: 1.04rem; }
.btn--block { display: flex; width: 100%; }

.btn-row { display: flex; flex-wrap: wrap; gap: 0.85rem; }
.link-arrow {
  display: inline-flex; align-items: center; gap: 0.4em;
  font-family: var(--font-display); font-weight: 600; color: var(--aqua-deep);
}
.link-arrow svg { width: 1.05em; height: 1.05em; transition: transform 0.25s var(--ease); }
.link-arrow:hover { color: var(--abyss); }
.link-arrow:hover svg { transform: translateX(4px); }
.on-dark .link-arrow { color: var(--aqua-bright); }
.on-dark .link-arrow:hover { color: #fff; }

/* ----------------------------- Header / Nav ------------------------ */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  transition: background 0.35s var(--ease), box-shadow 0.35s var(--ease),
              padding 0.35s var(--ease), border-color 0.35s;
  padding-block: 1.1rem;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(245, 251, 252, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shadow-sm);
  border-bottom-color: var(--line-soft);
  padding-block: 0.62rem;
}
/* When nav mobile menu open on a dark hero page, keep header readable */
.site-header.menu-open { background: rgba(6, 34, 52, 0.97); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: #fff;
  font-family: var(--font-display);
  transition: color 0.3s;
}
.site-header.scrolled .brand { color: var(--ink); }
.brand-mark { width: 38px; height: 38px; flex: none; }
.brand-text {
  display: flex; flex-direction: column; line-height: 1;
  font-weight: 700; font-size: 1.12rem; letter-spacing: -0.01em;
}
.brand-text small {
  font-family: var(--font-mono);
  font-size: 0.56rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 400;
  opacity: 0.78;
  margin-top: 3px;
}
.brand-num { color: var(--aqua); }
.site-header.scrolled .brand-num { color: var(--aqua-deep); }

.nav { display: flex; align-items: center; gap: 0.4rem; }
.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}
.nav-menu a {
  display: inline-block;
  padding: 0.55rem 0.85rem;
  border-radius: var(--radius-pill);
  color: rgba(255,255,255,0.88);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.2s, background 0.2s;
}
.site-header.scrolled .nav-menu a { color: var(--ink-soft); }
.nav-menu a:hover { color: #fff; background: rgba(255,255,255,0.12); }
.site-header.scrolled .nav-menu a:hover { color: var(--abyss); background: var(--seafoam); }
.nav-menu a[aria-current="page"] { color: var(--aqua-bright); }
.site-header.scrolled .nav-menu a[aria-current="page"] { color: var(--aqua-deep); background: var(--seafoam); }

.nav-cta { margin-left: 0.4rem; }
.nav-cta .btn { padding: 0.6em 1.1em; }

.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  position: relative;
}
.nav-toggle span {
  position: absolute; left: 11px; right: 11px; height: 2px;
  background: #fff; border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.25s, top 0.3s var(--ease);
}
.site-header.scrolled .nav-toggle span { background: var(--ink); }
.nav-toggle span:nth-child(1) { top: 15px; }
.nav-toggle span:nth-child(2) { top: 21px; }
.nav-toggle span:nth-child(3) { top: 27px; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { top: 21px; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { top: 21px; transform: rotate(-45deg); }

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .nav-menu {
    position: fixed;
    inset: 64px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--abyss);
    padding: 1rem var(--gutter) 1.6rem;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    transform: translateY(-130%);
    transition: transform 0.4s var(--ease);
    box-shadow: var(--shadow-lg);
    max-height: calc(100vh - 64px);
    overflow-y: auto;
  }
  .nav-menu.open { transform: translateY(0); }
  .nav-menu a {
    color: #d9eaf0;
    padding: 0.95rem 0.5rem;
    border-radius: 0;
    font-size: 1.08rem;
    border-bottom: 1px solid rgba(255,255,255,0.07);
  }
  .nav-menu a:hover { background: transparent; color: var(--aqua-bright); }
  .nav-menu a[aria-current="page"] { color: var(--aqua-bright); background: transparent; }
  .nav-cta { margin: 0.8rem 0 0; }
  .nav-cta .btn { width: 100%; }
}

/* ----------------------------- Hero -------------------------------- */
.hero {
  position: relative;
  background:
    radial-gradient(120% 80% at 78% 8%, rgba(31,196,214,0.22), transparent 50%),
    radial-gradient(90% 70% at 10% 20%, rgba(14,110,140,0.30), transparent 60%),
    linear-gradient(170deg, #04192a 0%, var(--abyss) 40%, var(--deep) 100%);
  color: #cfe3ea;
  padding-top: clamp(8rem, 16vh, 10.5rem);
  padding-bottom: clamp(3rem, 8vw, 5.5rem);
  overflow: hidden;
}
.hero::after {
  /* fine gauge ticks top-right — instrument texture */
  content: "";
  position: absolute;
  top: 0; right: 0; width: 320px; height: 320px;
  background-image: repeating-conic-gradient(from 0deg at 50% 50%,
    rgba(255,255,255,0.05) 0deg 1deg, transparent 1deg 30deg);
  border-radius: 50%;
  mask: radial-gradient(circle at 50% 50%, #000 38%, transparent 62%);
  -webkit-mask: radial-gradient(circle at 50% 50%, #000 38%, transparent 62%);
  opacity: 0.5;
  pointer-events: none;
}
.hero .eyebrow { color: var(--aqua-bright); }
.hero h1 { color: #fff; margin-top: 1.1rem; }
.hero h1 .accent { color: var(--aqua-bright); }
.hero-lead { margin-top: 1.4rem; font-size: clamp(1.08rem, 1.6vw, 1.28rem); color: #b9d3dc; max-width: 60ch; }
.hero-actions { margin-top: 2rem; display: flex; flex-wrap: wrap; gap: 0.85rem; }

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2.5rem, 5vw, 3.5rem);
  align-items: center;
}
@media (min-width: 940px) { .hero-grid { grid-template-columns: 1.08fr 0.92fr; } }

/* Trust rail under hero copy */
.trust-rail {
  margin-top: 2.4rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 1px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  overflow: hidden;
}
.trust-rail .trust {
  background: rgba(6,34,52,0.4);
  padding: 1rem 1.1rem;
}
.trust .t-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  color: #fff;
  line-height: 1;
}
.trust .t-num span { color: var(--aqua-bright); }
.trust .t-label {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #94b3bd;
  margin-top: 0.5rem;
}
@media (min-width: 560px) { .trust-rail { grid-template-columns: repeat(4, 1fr); } }

/* Hero "instrument" card */
.hero-card {
  position: relative;
  background: linear-gradient(160deg, rgba(255,255,255,0.07), rgba(255,255,255,0.02));
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: clamp(1.3rem, 2.5vw, 1.9rem);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: var(--shadow-lg);
}
.hero-card-head {
  display: flex; align-items: center; justify-content: space-between;
  padding-bottom: 1rem; margin-bottom: 1.1rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.hero-card-head .hc-title { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--aqua-bright); }
.hero-card-head .hc-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--wa); box-shadow: 0 0 0 4px rgba(37,211,102,0.2); }
.hero-quick { display: grid; gap: 0.55rem; }
.hero-quick a {
  display: flex; align-items: center; gap: 0.85rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  color: #e3f0f4;
  transition: background 0.25s, transform 0.25s var(--ease), border-color 0.25s;
}
.hero-quick a:hover { background: rgba(31,196,214,0.12); border-color: rgba(31,196,214,0.4); color: #fff; transform: translateX(4px); }
.hero-quick .qi { width: 38px; height: 38px; flex: none; border-radius: 10px; display: grid; place-items: center; background: rgba(31,196,214,0.16); color: var(--aqua-bright); }
.hero-quick .qi svg { width: 20px; height: 20px; }
.hero-quick .qt { display: flex; flex-direction: column; line-height: 1.3; }
.hero-quick .qt b { color: #fff; font-family: var(--font-display); font-weight: 600; font-size: 0.98rem; }
.hero-quick .qt span { font-size: 0.8rem; color: #93b1bb; }

/* ----------------------------- Wave divider ------------------------ */
.waves { display: block; width: 100%; height: auto; line-height: 0; }
.waves--top { margin-bottom: -1px; }
.waves--bottom { margin-top: -1px; }
.waves path { fill: var(--foam); }
.waves--to-dark path { fill: var(--abyss); }
.waves--to-paper path { fill: var(--paper); }
.waves--to-seafoam path { fill: var(--seafoam); }

/* Signature wave seams — absolutely pinned to a section edge */
.hero-wave, .footer-wave {
  position: absolute;
  left: 0; right: 0;
  width: 100%; height: auto;
  display: block;
  pointer-events: none;
  z-index: 1;
}
.hero-wave { bottom: -1px; }
.footer-wave { top: -1px; transform: scaleY(-1); }
.hero-wave path, .footer-wave path { fill: var(--foam); }
.footer-wave.to-abyss path { fill: var(--abyss); }
.hero-wave.to-seafoam path { fill: var(--seafoam); }

/* ----------------------------- Service grid ------------------------ */
.grid { display: grid; gap: clamp(1rem, 2vw, 1.4rem); }
.grid--3 { grid-template-columns: 1fr; }
.grid--2 { grid-template-columns: 1fr; }
@media (min-width: 640px) { .grid--3 { grid-template-columns: repeat(2, 1fr); } .grid--2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 920px) { .grid--3 { grid-template-columns: repeat(3, 1fr); } }

.service-card {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: clamp(1.4rem, 2vw, 1.9rem);
  overflow: hidden;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s;
}
.service-card::before {
  content: "";
  position: absolute; inset: 0 0 auto 0; height: 3px;
  background: linear-gradient(90deg, var(--aqua), var(--tide));
  transform: scaleX(0); transform-origin: left; transition: transform 0.4s var(--ease);
}
.service-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: var(--line); }
.service-card:hover::before { transform: scaleX(1); }
.service-card .sc-index {
  font-family: var(--font-mono); font-size: 0.72rem; color: var(--mist);
  letter-spacing: 0.1em;
}
.service-card .sc-icon {
  width: 54px; height: 54px; border-radius: 14px;
  display: grid; place-items: center; margin: 0.7rem 0 1rem;
  background: linear-gradient(150deg, var(--seafoam), #d3ebee);
  color: var(--tide);
  transition: background 0.35s, color 0.35s, transform 0.35s var(--ease);
}
.service-card:hover .sc-icon { background: linear-gradient(150deg, var(--aqua), var(--aqua-deep)); color: #fff; transform: rotate(-6deg); }
.service-card .sc-icon svg { width: 28px; height: 28px; }
.service-card h3 { margin-bottom: 0.5rem; }
.service-card p { color: var(--mist); font-size: 0.97rem; }
.service-card .sc-link { margin-top: 1.1rem; display: inline-block; }

/* ----------------------------- Feature / value cards -------------- */
.feature {
  display: flex; gap: 1rem; align-items: flex-start;
}
.feature .f-icon {
  width: 46px; height: 46px; flex: none;
  border-radius: 12px; display: grid; place-items: center;
  background: rgba(31,196,214,0.12); color: var(--aqua-deep);
}
.feature .f-icon svg { width: 24px; height: 24px; }
.feature h3 { margin-bottom: 0.35rem; }
.feature p { color: var(--mist); font-size: 0.97rem; }

.value-card {
  background: var(--paper);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: clamp(1.4rem, 2vw, 1.8rem);
  height: 100%;
  transition: transform 0.3s var(--ease), box-shadow 0.3s;
}
.value-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.value-card .vc-num {
  font-family: var(--font-mono); font-size: 0.72rem; color: var(--aqua-deep);
  letter-spacing: 0.14em;
}
.value-card h3 { margin: 0.6rem 0 0.5rem; }
.value-card p { color: var(--mist); }

/* ----------------------------- Process ----------------------------- */
.process { counter-reset: step; }
.steps {
  display: grid; gap: clamp(1rem, 2vw, 1.4rem);
  grid-template-columns: 1fr;
}
@media (min-width: 720px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .steps { grid-template-columns: repeat(4, 1fr); } }
.step {
  position: relative;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: clamp(1.3rem, 2vw, 1.7rem);
}
.step .step-num {
  font-family: var(--font-display);
  font-weight: 700; font-size: 2.1rem; color: var(--aqua-bright);
  line-height: 1;
}
.step .step-kicker {
  font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: #8fb3be; margin-top: 0.6rem;
}
.step h3 { color: #fff; margin: 0.5rem 0 0.5rem; }
.step p { color: #aac4ce; font-size: 0.95rem; }
@media (min-width: 1000px) {
  .step:not(:last-child)::after {
    content: ""; position: absolute; top: 2.2rem; right: -0.9rem;
    width: 1.4rem; height: 2px; background: rgba(31,196,214,0.4);
  }
}

/* ----------------------------- Service areas ----------------------- */
.area-pills { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.area-pills li {
  padding: 0.5rem 0.95rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-size: 0.9rem; color: var(--ink-soft); font-weight: 500;
  transition: border-color 0.25s, color 0.25s, transform 0.25s var(--ease);
}
.area-pills li:hover { border-color: var(--aqua); color: var(--aqua-deep); transform: translateY(-2px); }
.area-pills li::before { content: "◍ "; color: var(--aqua-deep); font-size: 0.8rem; }

/* Stylized "map" area block */
.area-map {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background:
    radial-gradient(circle at 30% 30%, rgba(31,196,214,0.10), transparent 50%),
    linear-gradient(160deg, var(--seafoam), #d7eaee);
  min-height: 280px;
  padding: clamp(1.5rem, 3vw, 2.2rem);
}
.area-map .am-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(14,110,140,0.10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14,110,140,0.10) 1px, transparent 1px);
  background-size: 38px 38px;
  mask: radial-gradient(circle at 60% 40%, #000 50%, transparent 85%);
  -webkit-mask: radial-gradient(circle at 60% 40%, #000 50%, transparent 85%);
}
.area-map .am-pin {
  position: relative;
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: var(--abyss); color: #fff;
  padding: 0.45rem 0.85rem; border-radius: var(--radius-pill);
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em;
}
.area-map .am-pin span { width: 8px; height: 8px; border-radius: 50%; background: var(--wa); }
.area-map h3 { position: relative; color: var(--abyss); margin-top: 1rem; }
.area-map p { position: relative; color: var(--ink-soft); margin-top: 0.5rem; max-width: 42ch; }

/* ----------------------------- FAQ accordion ----------------------- */
.faq-list { display: grid; gap: 0.8rem; }
.faq-item {
  background: var(--paper);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.25s, box-shadow 0.25s;
}
.faq-item[open] { border-color: var(--aqua); box-shadow: var(--shadow-sm); }
.faq-item summary {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1.15rem 1.3rem;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--ink);
  list-style: none;
  font-size: 1.04rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:focus-visible { outline-offset: -3px; }
.faq-item .faq-icon {
  flex: none; width: 26px; height: 26px; border-radius: 50%;
  border: 1.5px solid var(--line); position: relative;
  transition: background 0.3s, border-color 0.3s, transform 0.3s var(--ease);
}
.faq-item .faq-icon::before, .faq-item .faq-icon::after {
  content: ""; position: absolute; inset: 0; margin: auto;
  background: var(--aqua-deep); border-radius: 2px;
}
.faq-item .faq-icon::before { width: 11px; height: 2px; }
.faq-item .faq-icon::after { width: 2px; height: 11px; transition: transform 0.3s var(--ease); }
.faq-item[open] .faq-icon { background: var(--aqua); border-color: var(--aqua); transform: rotate(90deg); }
.faq-item[open] .faq-icon::before, .faq-item[open] .faq-icon::after { background: var(--abyss); }
.faq-item[open] .faq-icon::after { transform: scaleY(0); }
.faq-answer { padding: 0 1.3rem 1.3rem; color: var(--ink-soft); }
.faq-answer p + p { margin-top: 0.8rem; }

/* ----------------------------- CTA band ---------------------------- */
.cta-band {
  position: relative;
  background:
    radial-gradient(100% 120% at 85% 0%, rgba(31,196,214,0.30), transparent 55%),
    linear-gradient(135deg, var(--deep), var(--abyss));
  color: #cfe3ea;
  border-radius: var(--radius-lg);
  padding: clamp(2rem, 5vw, 3.6rem);
  overflow: hidden;
}
.cta-band h2 { color: #fff; max-width: 18ch; }
.cta-band p { color: #bcd2da; margin-top: 1rem; max-width: 52ch; }
.cta-band .btn-row { margin-top: 1.8rem; }
.cta-band .cb-deco {
  position: absolute; right: -40px; bottom: -40px; width: 240px; height: 240px; opacity: 0.4;
  pointer-events: none;
}

/* ----------------------------- Stats band -------------------------- */
.stat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: rgba(255,255,255,0.1); border-radius: var(--radius); overflow: hidden; border: 1px solid rgba(255,255,255,0.1); }
@media (min-width: 760px) { .stat-grid { grid-template-columns: repeat(4, 1fr); } }
.stat { background: rgba(6,34,52,0.35); padding: clamp(1.4rem, 2.4vw, 2rem); }
.stat .s-num { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.8rem, 3.5vw, 2.6rem); color: #fff; line-height: 1; }
.stat .s-num span { color: var(--aqua-bright); }
.stat .s-label { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: #8fb3be; margin-top: 0.6rem; }

/* ----------------------------- Page hero (inner) ------------------- */
.page-hero {
  position: relative;
  background:
    radial-gradient(110% 80% at 80% 0%, rgba(31,196,214,0.2), transparent 55%),
    linear-gradient(170deg, #04192a, var(--abyss) 60%, var(--deep));
  color: #cfe3ea;
  padding-top: clamp(8rem, 15vh, 10rem);
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
  overflow: hidden;
}
.page-hero h1 { color: #fff; margin-top: 1rem; max-width: 20ch; }
.page-hero p { color: #b9d3dc; margin-top: 1rem; font-size: 1.1rem; max-width: 60ch; }

/* Breadcrumb */
.breadcrumbs { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.08em; color: #8fb3be; }
.breadcrumbs a { color: var(--aqua-bright); }
.breadcrumbs span { margin: 0 0.5em; opacity: 0.5; }

/* ----------------------------- Rich service section (services page) */
.svc {
  display: grid; gap: clamp(1.5rem, 3vw, 2.5rem);
  grid-template-columns: 1fr;
  align-items: start;
  padding-block: clamp(2.2rem, 4vw, 3.2rem);
  border-bottom: 1px solid var(--line);
}
.svc:last-child { border-bottom: 0; }
@media (min-width: 820px) { .svc { grid-template-columns: 0.95fr 1.05fr; } }
.svc--reverse > .svc-media { order: 2; }
.svc-body .eyebrow { color: var(--aqua-deep); }
.svc-body h2 { margin: 0.8rem 0 0.7rem; }
.svc-body > p { color: var(--mist); }
.svc-list { margin-top: 1.1rem; display: grid; gap: 0.55rem; }
.svc-list li { position: relative; padding-left: 1.7rem; color: var(--ink-soft); }
.svc-list li::before {
  content: ""; position: absolute; left: 0; top: 0.55em;
  width: 9px; height: 9px; border-radius: 2px;
  background: var(--aqua); transform: rotate(45deg);
}
.svc-meta {
  display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.3rem;
}
.svc-meta .tag {
  font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.08em;
  padding: 0.35rem 0.7rem; border-radius: var(--radius-pill);
  background: var(--seafoam); color: var(--tide);
}
.svc-media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 280px;
  background: linear-gradient(155deg, var(--deep), var(--abyss));
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: var(--shadow);
}
.svc-media .sm-inner {
  position: absolute; inset: 0; padding: clamp(1.4rem, 2.5vw, 2rem);
  display: flex; flex-direction: column; justify-content: space-between;
  color: #dceef2;
}
.svc-media .sm-glyph {
  width: 76px; height: 76px; border-radius: 18px;
  display: grid; place-items: center;
  background: rgba(31,196,214,0.18); color: var(--aqua-bright);
  border: 1px solid rgba(31,196,214,0.3);
}
.svc-media .sm-glyph svg { width: 40px; height: 40px; }
.svc-media .sm-foot { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--aqua-bright); }
.svc-media .sm-grid {
  position: absolute; inset: 0; opacity: 0.5;
  background-image:
    linear-gradient(rgba(255,255,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 32px 32px;
  mask: radial-gradient(circle at 70% 30%, #000 40%, transparent 80%);
  -webkit-mask: radial-gradient(circle at 70% 30%, #000 40%, transparent 80%);
}

/* ----------------------------- Contact ----------------------------- */
.contact-grid { display: grid; gap: clamp(1.6rem, 3vw, 2.6rem); grid-template-columns: 1fr; }
@media (min-width: 900px) { .contact-grid { grid-template-columns: 1fr 1fr; } }

.contact-card {
  background: var(--paper); border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg); padding: clamp(1.5rem, 3vw, 2.2rem);
  box-shadow: var(--shadow-sm);
}
.contact-method { display: flex; gap: 1rem; align-items: flex-start; padding: 1rem 0; border-bottom: 1px solid var(--line-soft); }
.contact-method:last-child { border-bottom: 0; }
.contact-method .cm-icon { width: 44px; height: 44px; flex: none; border-radius: 12px; display: grid; place-items: center; background: rgba(31,196,214,0.12); color: var(--aqua-deep); }
.contact-method .cm-icon svg { width: 22px; height: 22px; }
.contact-method .cm-label { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--mist); }
.contact-method .cm-value { font-family: var(--font-display); font-weight: 600; color: var(--ink); font-size: 1.05rem; margin-top: 0.15rem; }
.contact-method .cm-value a { color: var(--ink); }
.contact-method .cm-value a:hover { color: var(--aqua-deep); }

/* Form */
.form { display: grid; gap: 1rem; }
.form-row { display: grid; gap: 1rem; grid-template-columns: 1fr; }
@media (min-width: 560px) { .form-row { grid-template-columns: 1fr 1fr; } }
.field { display: grid; gap: 0.4rem; }
.field label { font-family: var(--font-display); font-weight: 600; font-size: 0.86rem; color: var(--ink); }
.field label .req { color: var(--aqua-deep); }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 0.78rem 0.95rem;
  background: var(--foam);
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--aqua); background: #fff;
  box-shadow: 0 0 0 4px rgba(31,196,214,0.14);
}
.form-note { font-size: 0.82rem; color: var(--mist); }
.form-success {
  display: none; margin-top: 0.5rem;
  padding: 0.9rem 1rem; border-radius: var(--radius-sm);
  background: rgba(37,211,102,0.12); border: 1px solid rgba(37,211,102,0.4);
  color: #0f7a3c; font-weight: 500;
}
.form-success.show { display: block; }

/* ----------------------------- Footer ------------------------------ */
.site-footer {
  background: var(--abyss);
  color: #9fbcbf;
  padding-top: clamp(3rem, 6vw, 4.5rem);
  position: relative;
}
.footer-grid {
  display: grid; gap: clamp(2rem, 4vw, 3rem);
  grid-template-columns: 1fr;
  padding-bottom: clamp(2.5rem, 5vw, 3.5rem);
}
@media (min-width: 640px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; } }
@media (min-width: 980px) { .footer-grid { grid-template-columns: 1.6fr 1fr 1fr 1.2fr; } }

.footer-brand .brand { color: #fff; }
.footer-brand p { margin-top: 1rem; color: #8aa9b0; max-width: 38ch; font-size: 0.95rem; }
.footer-affil {
  margin-top: 1.3rem; padding: 1rem 1.1rem;
  border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius);
  background: rgba(255,255,255,0.03);
}
.footer-affil .fa-label { font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--aqua-bright); }
.footer-affil a { display: block; color: #fff; font-family: var(--font-display); font-weight: 600; margin-top: 0.35rem; }
.footer-affil a:hover { color: var(--aqua-bright); }

.footer-col h4 { color: #fff; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 1rem; }
.footer-col ul { display: grid; gap: 0.55rem; }
.footer-col a { color: #9fbcbf; font-size: 0.95rem; }
.footer-col a:hover { color: var(--aqua-bright); }

.footer-contact li { display: flex; gap: 0.6rem; align-items: flex-start; margin-bottom: 0.7rem; font-size: 0.95rem; }
.footer-contact svg { width: 18px; height: 18px; color: var(--aqua); flex: none; margin-top: 2px; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-block: 1.5rem;
  display: flex; flex-wrap: wrap; gap: 0.8rem 1.5rem;
  justify-content: space-between; align-items: center;
  font-size: 0.84rem; color: #7a989f;
}
.footer-bottom .fb-links { display: flex; flex-wrap: wrap; gap: 0.6rem 1.3rem; }
.footer-bottom a { color: #7a989f; }
.footer-bottom a:hover { color: var(--aqua-bright); }

/* ----------------------------- Reveal animation -------------------- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
  will-change: opacity, transform;
}
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: 0.08s; }
.reveal[data-delay="2"] { transition-delay: 0.16s; }
.reveal[data-delay="3"] { transition-delay: 0.24s; }
.reveal[data-delay="4"] { transition-delay: 0.32s; }
.reveal[data-delay="5"] { transition-delay: 0.40s; }

/* Animated hero waves */
.wave-anim path { animation: waveshift 14s linear infinite; }
.wave-anim.wave-anim--b path { animation-duration: 22s; animation-direction: reverse; }
@keyframes waveshift { from { transform: translateX(0); } to { transform: translateX(-50%); } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ----------------------------- Utilities --------------------------- */
.text-center { text-align: center; }
.mx-auto { margin-inline: auto; }
.mt-1 { margin-top: 0.6rem; } .mt-2 { margin-top: 1.2rem; } .mt-3 { margin-top: 2rem; }
.cluster { display: flex; flex-wrap: wrap; gap: 0.6rem 1.4rem; align-items: center; }
.visually-hidden {
  position: absolute !important; 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; left: 1rem; top: -100px;
  background: var(--abyss); color: #fff; padding: 0.7rem 1rem;
  border-radius: 0 0 10px 10px; z-index: 200; font-weight: 600;
  transition: top 0.2s;
}
.skip-link:focus { top: 0; }