/* ===========================================================
   Fifth Avenue — main.css
   Reset · design tokens · header · FABs · buttons · utilities
   =========================================================== */

:root {
  /* surfaces & ink (Blush Linen tone) */
  --bg: #f3ebe6;
  --bg-2: #ecded6;
  --paper: #fcf6f2;
  --ink: #211417;
  --ink-soft: #4d3c3f;
  --ink-mute: #827375;
  --line: rgba(33, 20, 23, 0.13);
  --line-soft: rgba(33, 20, 23, 0.07);
  --nav-glass: rgba(252, 246, 242, 0.9);

  /* burgundy + gold accent palette */
  --accent: #6e2a30;
  --accent-700: #5a2227;
  --accent-900: #3a161a;
  --accent-950: #280f12;
  --gold: #b6924f;
  --gold-soft: #cba968;

  /* effects */
  --shadow-sm: 0 1px 2px rgba(40, 15, 18, 0.06);
  --shadow-md: 0 18px 40px -24px rgba(40, 15, 18, 0.45);
  --shadow-lg: 0 40px 90px -50px rgba(40, 15, 18, 0.6);

  /* type */
  --serif: "Cormorant Garamond", Georgia, serif;
  --sans: "Jost", system-ui, sans-serif;

  --maxw: 1240px;
  --header-h: 78px;
}

* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 300;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
h1,
h2,
h3,
h4 {
  font-family: var(--serif);
  font-weight: 500;
  margin: 0;
  line-height: 1.05;
  letter-spacing: -0.01em;
}
p {
  margin: 0;
  text-wrap: pretty;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}
img {
  display: block;
  max-width: 100%;
}
ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}
::selection {
  background: var(--accent);
  color: #f7f0ec;
}

/* ---------- shared layout ---------- */
.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 32px;
}
.section {
  padding: 120px 0;
}
.section-head {
  max-width: 680px;
  margin: 0 auto 64px;
  text-align: center;
}
.section-head h2 {
  font-size: clamp(38px, 5vw, 62px);
  margin: 22px 0 0;
}
.section-head p {
  margin-top: 20px;
  color: var(--ink-soft);
  font-size: 18px;
}

.eyebrow {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--gold);
  display: inline-flex;
  align-items: center;
  gap: 14px;
}
.eyebrow::before {
  content: "";
  width: 30px;
  height: 1px;
  background: var(--gold-soft);
  display: inline-block;
}
.eyebrow.center {
  justify-content: center;
}
.eyebrow.center::after {
  content: "";
  width: 30px;
  height: 1px;
  background: var(--gold-soft);
  display: inline-block;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 17px 34px;
  border-radius: 2px;
  transition: all 0.35s cubic-bezier(0.2, 0.7, 0.3, 1);
  position: relative;
}
.btn svg {
  width: 16px;
  height: 16px;
}
.btn-primary {
  background: var(--accent);
  color: #f7f0ec;
  box-shadow: var(--shadow-md);
}
.btn-primary:hover {
  background: var(--accent-700);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}
.btn-gold {
  background: var(--gold);
  color: #1c1206;
}
.btn-gold:hover {
  background: var(--gold-soft);
  transform: translateY(-2px);
}
.btn-outline {
  border: 1px solid var(--line);
  color: var(--ink);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.btn-ghost-light {
  border: 1px solid rgba(247, 240, 236, 0.4);
  color: #f7f0ec;
}
.btn-ghost-light:hover {
  background: rgba(247, 240, 236, 0.1);
  border-color: rgba(247, 240, 236, 0.8);
}

/* icon helper */
.i {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.i svg {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.flip {
  transform: scaleX(-1);
}

/* striped placeholder note: real <img> live in assets/images/sec-N/ */

/* ===========================================================
   HEADER (fixed)
   =========================================================== */
#fixed-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 90;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  transition:
    background 0.4s ease,
    box-shadow 0.4s ease,
    border-color 0.4s ease;
  background: transparent;
  border-bottom: 1px solid transparent;
}
#fixed-header.scrolled {
  background: var(--nav-glass);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-soft);
  box-shadow: 0 2px 20px -12px rgba(40, 15, 18, 0.4);
}
.brand-lockup {
  display: flex;
  flex-direction: column;
  line-height: 1;
  color: #f7f0ec;
  transition: color 0.4s ease;
}
.brand-lockup .brand-eyebrow {
  font-family: var(--sans);
  font-size: 10px;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--gold-soft);
}
.brand-lockup .brand-name {
  font-family: var(--serif);
  font-size: 27px;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-top: 2px;
}
#fixed-header.scrolled .brand-lockup {
  color: var(--ink);
}
#fixed-header.scrolled .brand-lockup .brand-eyebrow {
  color: var(--gold);
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 34px;
}
.header-nav a {
  font-family: var(--sans);
  font-size: 12.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #f7f0ec;
  opacity: 0.92;
  transition:
    opacity 0.2s,
    color 0.4s;
}
.header-nav a:hover {
  opacity: 0.6;
}
#fixed-header.scrolled .header-nav a {
  color: var(--ink);
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 18px;
}
.header-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #f7f0ec;
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: 0.04em;
  transition: color 0.4s;
}
#fixed-header.scrolled .header-phone {
  color: var(--ink);
}
.header-enquire {
  padding: 12px 24px;
}

/* burger */
.header-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  color: #f7f0ec;
}
#fixed-header.scrolled .header-burger {
  color: var(--ink);
}
.header-burger span {
  width: 22px;
  height: 1.5px;
  background: currentColor;
}

/* mobile menu */
.mobile-menu {
  position: fixed;
  top: var(--header-h);
  left: 0;
  right: 0;
  z-index: 89;
  display: none;
  flex-direction: column;
  background: var(--paper);
  border-top: 1px solid var(--line-soft);
  padding: 14px 22px 22px;
  box-shadow: var(--shadow-md);
}
.mobile-menu.open {
  display: flex;
}
.mobile-menu a {
  padding: 13px 0;
  border-bottom: 1px solid var(--line-soft);
  font-family: var(--sans);
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
}
.mobile-menu .btn {
  margin-top: 16px;
}

/* ===========================================================
   FLOATING ACTION BUTTONS (WhatsApp + Call)
   =========================================================== */
.fab-stack {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 80;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.fab {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  transition: transform 0.25s;
}
.fab:hover {
  transform: scale(1.08);
}
.fab svg {
  width: 28px;
  height: 28px;
}
.fab-whatsapp {
  background: #25d366;
  color: #fff;
  box-shadow: 0 14px 30px -10px rgba(37, 211, 102, 0.7);
}
.fab-call {
  background: var(--accent);
  color: #f7f0ec;
}

/* ===========================================================
   STICKY MOBILE ENQUIRE BAR
   =========================================================== */
.sticky-enquire {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 70;
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 18px;
  background: var(--paper);
  border-top: 1px solid var(--line);
  box-shadow: 0 -10px 30px -18px rgba(40, 15, 18, 0.5);
  transform: translateY(110%);
  transition: transform 0.4s cubic-bezier(0.2, 0.7, 0.3, 1);
}
.sticky-enquire.show {
  transform: translateY(0);
}
.sticky-enquire .se-title {
  font-family: var(--serif);
  font-size: 20px;
  color: var(--ink);
  line-height: 1.1;
}
.sticky-enquire .se-sub {
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ink-mute);
}

/* ===========================================================
   TRUST STRIP (certifications band)
   =========================================================== */
#trust-strip {
  background: var(--accent-950);
  color: rgba(247, 240, 236, 0.9);
}
.trust-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px 44px;
  padding: 26px 32px;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 11px;
}
.trust-item .i {
  color: var(--gold-soft);
}
.trust-item span {
  font-family: var(--sans);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

/* ===========================================================
   RESPONSIVE — header / global collapses
   =========================================================== */
@media (max-width: 1000px) {
  .section {
    padding: 90px 0;
  }
}
@media (max-width: 860px) {
  .header-nav {
    display: none;
  }
  .header-cta .header-phone,
  .header-cta .header-enquire {
    display: none;
  }
  .header-burger {
    display: flex;
  }
  .sticky-enquire {
    display: flex;
  }
}
@media (max-width: 760px) {
  body {
    font-size: 16px;
  }
  .wrap {
    padding: 0 22px;
  }
  #fixed-header {
    padding: 0 22px;
  }
  .section {
    padding: 78px 0;
  }
  .section-head {
    margin-bottom: 44px;
  }
}