/* =========================================================================
   VIMANA HOLIDAYS — vimana.at
   Design system. Palette derived from the brand logo:
   deep petrol background, sage-green mark, cream wordmark.
   ========================================================================= */

:root {
  /* Brand palette */
  --petrol:        #122f36;
  --petrol-deep:   #0d2228;
  --petrol-soft:   #18393f;
  --sage:          #4e9d8c;
  --sage-bright:   #6fc0ae;
  --sage-deep:     #3c8576;
  --cream:         #f1ebd8;
  --cream-bright:  #fbf8ef;
  --ink:           #16302f;
  --ink-soft:      #41514f;

  /* Functional tokens */
  --bg:            var(--petrol);
  --on-dark:       var(--cream);
  --on-dark-muted: rgba(241, 235, 216, 0.70);
  --on-dark-faint: rgba(241, 235, 216, 0.42);
  --line-dark:     rgba(241, 235, 216, 0.14);
  --on-light:      var(--ink);
  --on-light-muted:var(--ink-soft);
  --line-light:    rgba(22, 48, 47, 0.14);

  /* Type */
  --font-display: "Jost", "Century Gothic", "Futura", system-ui, sans-serif;
  --font-body:    "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  /* Scale (fluid) */
  --step--1: clamp(0.83rem, 0.80rem + 0.14vw, 0.92rem);
  --step-0:  clamp(1rem, 0.96rem + 0.20vw, 1.13rem);
  --step-1:  clamp(1.2rem, 1.12rem + 0.40vw, 1.5rem);
  --step-2:  clamp(1.5rem, 1.35rem + 0.75vw, 2.1rem);
  --step-3:  clamp(1.95rem, 1.6rem + 1.6vw, 3.1rem);
  --step-4:  clamp(2.4rem, 1.8rem + 3.0vw, 4.6rem);
  --step-5:  clamp(2.9rem, 2.0rem + 4.4vw, 6.2rem);

  /* Space + layout */
  --container: 1180px;
  --container-narrow: 820px;
  --gutter: clamp(1.25rem, 5vw, 4rem);
  --section-y: clamp(4.5rem, 9vw, 9rem);
  --radius: 16px;
  --radius-sm: 10px;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

body {
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.65;
  color: var(--on-dark);
  background: var(--petrol);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg, picture { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; padding: 0; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.01em;
}

::selection { background: var(--sage); color: var(--petrol-deep); }

:focus-visible {
  outline: 2px solid var(--sage-bright);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Layout helpers ---------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section-y); }
.eyebrow {
  font-family: var(--font-display);
  font-size: var(--step--1);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--sage-bright);
  display: inline-flex;
  align-items: center;
  gap: 0.7em;
}
.eyebrow::before {
  content: "";
  width: 28px; height: 1px;
  background: currentColor;
  opacity: 0.7;
}
.section-head { max-width: 760px; margin-bottom: clamp(2.2rem, 5vw, 3.6rem); }
.section-head h2 { font-size: var(--step-3); margin-top: 0.7rem; }
.section-head p { margin-top: 1.1rem; color: var(--on-dark-muted); font-size: var(--step-1); }

.bg-cream { background: var(--cream-bright); color: var(--on-light); }
.bg-cream .eyebrow { color: var(--sage-deep); }
.bg-cream .section-head p,
.bg-cream .muted { color: var(--on-light-muted); }
.bg-petrol-deep { background: var(--petrol-deep); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.6em;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--step-0);
  letter-spacing: 0.01em;
  padding: 0.95em 1.6em;
  border-radius: 100px;
  transition: transform 0.3s var(--ease), background-color 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease);
  will-change: transform;
}
.btn svg { width: 1.05em; height: 1.05em; }
.btn--primary { background: var(--sage); color: var(--petrol-deep); }
.btn--primary:hover { background: var(--sage-bright); transform: translateY(-2px); }
.btn--ghost { border: 1px solid var(--line-dark); color: var(--on-dark); }
.btn--ghost:hover { border-color: var(--sage-bright); color: var(--sage-bright); transform: translateY(-2px); }
.bg-cream .btn--ghost { border-color: var(--line-light); color: var(--ink); }
.bg-cream .btn--ghost:hover { border-color: var(--sage-deep); color: var(--sage-deep); }
.btn--dark { background: var(--petrol); color: var(--cream); }
.btn--dark:hover { background: var(--petrol-deep); transform: translateY(-2px); }

.link-arrow {
  display: inline-flex; align-items: center; gap: 0.5em;
  font-family: var(--font-display); font-weight: 500;
  color: var(--sage-deep);
  transition: gap 0.3s var(--ease), color 0.3s var(--ease);
}
.bg-petrol-deep .link-arrow, .hero .link-arrow { color: var(--sage-bright); }
.link-arrow:hover { gap: 0.85em; }
.link-arrow svg { width: 1em; height: 1em; }

/* ---------- Header / nav ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  transition: background-color 0.4s var(--ease), backdrop-filter 0.4s var(--ease), border-color 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.is-stuck {
  background: rgba(14, 42, 45, 0.82);
  backdrop-filter: blur(14px) saturate(1.1);
  border-bottom-color: var(--line-dark);
}
.nav { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; min-height: 78px; }
.nav__brand { display: flex; align-items: center; gap: 0.7rem; }
.nav__brand svg, .nav__brand img { width: 40px; height: 40px; }
.nav__brand-text {
  font-family: var(--font-display); font-weight: 600; letter-spacing: 0.18em;
  font-size: 1.05rem; color: var(--cream); text-transform: uppercase;
}
.nav__brand-text b { color: var(--sage-bright); font-weight: 600; }
.nav__menu { display: flex; align-items: center; gap: clamp(1rem, 2.4vw, 2.2rem); }
.nav__menu a {
  font-family: var(--font-display); font-weight: 400; font-size: 0.95rem;
  color: var(--on-dark-muted); letter-spacing: 0.02em;
  transition: color 0.25s var(--ease);
}
.nav__menu a:hover { color: var(--cream); }
.nav__cta { display: inline-flex; }
.nav__toggle { display: none; }

@media (max-width: 880px) {
  .nav__menu, .nav__cta { display: none; }
  .nav__toggle {
    display: inline-flex; align-items: center; justify-content: center;
    width: 44px; height: 44px; border-radius: 10px; border: 1px solid var(--line-dark);
  }
  .nav__toggle span { position: relative; width: 20px; height: 2px; background: var(--cream); transition: background 0.2s; }
  .nav__toggle span::before, .nav__toggle span::after {
    content: ""; position: absolute; left: 0; width: 20px; height: 2px; background: var(--cream);
    transition: transform 0.3s var(--ease);
  }
  .nav__toggle span::before { top: -6px; }
  .nav__toggle span::after { top: 6px; }
  .nav.is-open .nav__toggle span { background: transparent; }
  .nav.is-open .nav__toggle span::before { transform: translateY(6px) rotate(45deg); }
  .nav.is-open .nav__toggle span::after { transform: translateY(-6px) rotate(-45deg); }

  .mobile-menu {
    position: fixed; inset: 78px 0 0 0; z-index: 40;
    background: var(--petrol-deep);
    display: flex; flex-direction: column; justify-content: center; gap: 0.4rem;
    padding: var(--gutter);
    transform: translateY(-12px); opacity: 0; pointer-events: none;
    transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
  }
  .mobile-menu.is-open { opacity: 1; transform: none; pointer-events: auto; }
  .mobile-menu a {
    font-family: var(--font-display); font-size: var(--step-2); color: var(--cream);
    padding-block: 0.5rem; border-bottom: 1px solid var(--line-dark);
  }
  .mobile-menu a:last-child { border-bottom: none; }
}
@media (min-width: 881px) { .mobile-menu { display: none; } }

/* ---------- Hero ---------- */
.hero {
  position: relative; isolation: isolate;
  padding-top: clamp(8rem, 16vh, 12rem);
  padding-bottom: clamp(4rem, 9vw, 7rem);
  overflow: hidden;
}
.hero::before {
  /* soft radial glow + sprout motif backdrop */
  content: ""; position: absolute; inset: 0; z-index: -2;
  background:
    radial-gradient(120% 90% at 78% 8%, rgba(78, 157, 140, 0.30), transparent 55%),
    radial-gradient(80% 70% at 12% 100%, rgba(78, 157, 140, 0.12), transparent 60%),
    var(--petrol);
}
.hero::after {
  content: ""; position: absolute; z-index: -1; pointer-events: none;
  right: clamp(-220px, -8vw, -40px); top: 50%; transform: translateY(-50%);
  width: min(58vw, 680px); aspect-ratio: 1;
  background: url("../img/logo-mark.png") center/contain no-repeat;
  opacity: 0.10;
}
.hero__grid { display: grid; gap: 2rem; max-width: 940px; }
.hero h1 {
  font-size: var(--step-5); font-weight: 500;
  letter-spacing: -0.02em;
}
.hero h1 .accent { color: var(--sage-bright); }
.hero__lead { font-size: var(--step-1); color: var(--on-dark-muted); max-width: 60ch; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-top: 0.6rem; }
.hero__meta {
  margin-top: clamp(2.5rem, 6vw, 4rem);
  display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 2.5rem;
  padding-top: 1.8rem; border-top: 1px solid var(--line-dark);
}
.hero__meta-label { font-size: var(--step--1); letter-spacing: 0.18em; text-transform: uppercase; color: var(--on-dark-faint); }
.hero__meta-logos { display: flex; flex-wrap: wrap; align-items: center; gap: 1.4rem 2rem; }
.hero__meta-logos span {
  font-family: var(--font-display); font-weight: 500; letter-spacing: 0.04em;
  color: var(--on-dark-muted); font-size: var(--step-0);
}

/* ---------- Stat band ---------- */
.statband { border-block: 1px solid var(--line-dark); }
.statband__grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
}
.stat { padding: clamp(1.8rem, 4vw, 2.8rem) 0; padding-right: 1.5rem; }
.stat:not(:last-child) { border-right: 1px solid var(--line-dark); padding-left: clamp(1.2rem, 3vw, 2.2rem); }
.stat:first-child { padding-left: 0; }
.stat__num { font-family: var(--font-display); font-size: var(--step-3); color: var(--sage-bright); font-weight: 500; }
.stat__label { color: var(--on-dark-muted); font-size: var(--step--1); margin-top: 0.4rem; }
@media (max-width: 720px) {
  .statband__grid { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-right: none; }
  .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line-dark); }
  .stat { padding-left: clamp(1rem, 4vw, 1.6rem) !important; }
  .stat:nth-child(odd) { padding-left: 0 !important; }
}

/* ---------- Services ---------- */
.services__grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: clamp(1rem, 2.2vw, 1.6rem);
}
@media (max-width: 760px) { .services__grid { grid-template-columns: 1fr; } }
.service {
  position: relative;
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
  padding: clamp(1.6rem, 3vw, 2.4rem);
  background: #fff;
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease), border-color 0.4s var(--ease);
}
.service:hover { transform: translateY(-4px); box-shadow: 0 24px 48px -28px rgba(19, 56, 59, 0.45); border-color: rgba(78,157,140,0.5); }
.service__icon {
  width: 52px; height: 52px; border-radius: 12px;
  display: grid; place-items: center;
  background: rgba(78, 157, 140, 0.12); color: var(--sage-deep);
  margin-bottom: 1.3rem;
}
.service__icon svg { width: 26px; height: 26px; }
.service h3 { font-size: var(--step-2); color: var(--ink); }
.service p { margin-top: 0.7rem; color: var(--on-light-muted); }
.service__tag { font-family: var(--font-display); font-size: var(--step--1); letter-spacing: 0.14em; text-transform: uppercase; color: var(--sage-deep); }

/* ---------- Projects ---------- */
.projects__grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: clamp(1rem, 2vw, 1.5rem); }
.project {
  grid-column: span 6;
  position: relative; overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line-dark);
  background: linear-gradient(160deg, var(--petrol-soft), var(--petrol-deep));
  min-height: 340px;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: clamp(1.6rem, 3vw, 2.4rem);
  transition: transform 0.45s var(--ease), border-color 0.45s var(--ease);
}
.project.is-feature { grid-column: span 12; min-height: clamp(360px, 40vw, 460px); }
.project__bg {
  position: absolute; inset: 0; z-index: 0;
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.7s var(--ease);
}
.project::before {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, rgba(13,34,40,0.10) 0%, rgba(13,34,40,0.45) 48%, rgba(13,34,40,0.93) 100%);
  transition: opacity 0.45s var(--ease);
}
.project:hover { transform: translateY(-4px); border-color: rgba(111,192,174,0.55); }
.project:hover .project__bg { transform: scale(1.05); }
.project__kicker, .project h3, .project p, .project__foot { position: relative; z-index: 2; }
.project__kicker { font-family: var(--font-display); font-size: var(--step--1); letter-spacing: 0.16em; text-transform: uppercase; color: var(--sage-bright); }
.project h3 { font-size: var(--step-2); color: var(--cream); margin-top: 0.5rem; }
.project.is-feature h3 { font-size: var(--step-3); }
.project p { margin-top: 0.7rem; color: var(--on-dark-muted); max-width: 62ch; }
.project__foot { margin-top: 1.4rem; display: flex; align-items: center; gap: 1.2rem; flex-wrap: wrap; }
.project__role { font-size: var(--step--1); color: var(--on-dark-faint); letter-spacing: 0.04em; }
@media (max-width: 760px) {
  .project, .project.is-feature { grid-column: span 12; min-height: 280px; }
}

.brands { margin-top: clamp(2.5rem, 6vw, 4rem); padding-top: 2rem; border-top: 1px solid var(--line-dark); }
.brands__label { font-size: var(--step--1); letter-spacing: 0.18em; text-transform: uppercase; color: var(--on-dark-faint); margin-bottom: 1.2rem; }
.brands__row { display: flex; flex-wrap: wrap; align-items: center; gap: 0.9rem 2.4rem; }
.brands__row span {
  font-family: var(--font-display); font-weight: 500; font-size: var(--step-1);
  color: var(--on-dark-muted); letter-spacing: 0.02em;
}

/* ---------- Press ---------- */
.press__feature {
  display: grid; grid-template-columns: 1fr; gap: clamp(2rem, 5vw, 3.5rem);
  align-items: center;
}
@media (min-width: 900px) { .press__feature { grid-template-columns: 1.1fr 0.9fr; } }
.press__quote {
  font-family: var(--font-display); font-weight: 400;
  font-size: var(--step-3); line-height: 1.22; color: var(--ink);
  letter-spacing: -0.01em;
}
.press__quote .mark { color: var(--sage-deep); }
.press__attrib { margin-top: 1.4rem; display: flex; align-items: center; gap: 0.8rem; color: var(--on-light-muted); }
.press__attrib b { color: var(--ink); font-weight: 600; font-family: var(--font-display); letter-spacing: 0.02em; }
.press__list { display: grid; gap: 0.2rem; }
.press__item {
  display: flex; align-items: baseline; justify-content: space-between; gap: 1.2rem;
  padding: 1rem 0; border-bottom: 1px solid var(--line-light);
  transition: padding-left 0.3s var(--ease);
}
.press__item:hover { padding-left: 0.5rem; }
.press__outlet { font-family: var(--font-display); font-weight: 500; color: var(--ink); font-size: var(--step-1); }
.press__tier { font-size: var(--step--1); color: var(--sage-deep); letter-spacing: 0.1em; text-transform: uppercase; white-space: nowrap; }
.press__strip {
  margin-top: clamp(2.5rem, 6vw, 4rem); padding-top: 2rem; border-top: 1px solid var(--line-light);
  display: flex; flex-wrap: wrap; align-items: center; gap: 1.2rem 2.6rem;
}
.press__strip span {
  font-family: var(--font-display); font-weight: 500; font-size: var(--step-1);
  color: rgba(22,48,47,0.5); letter-spacing: 0.02em;
  transition: color 0.3s var(--ease);
}
.press__strip a:hover span { color: var(--sage-deep); }

/* ---------- About ---------- */
.about__grid { display: grid; gap: clamp(2.2rem, 5vw, 4rem); align-items: start; }
@media (min-width: 900px) { .about__grid { grid-template-columns: 0.85fr 1.15fr; } }
.about__card {
  border: 1px solid var(--line-dark); border-radius: var(--radius);
  padding: clamp(1.6rem, 3vw, 2.4rem);
  background: linear-gradient(165deg, var(--petrol-soft), var(--petrol-deep));
}
.about__name { font-family: var(--font-display); font-size: var(--step-2); color: var(--cream); }
.about__role { color: var(--sage-bright); font-size: var(--step-0); margin-top: 0.3rem; letter-spacing: 0.02em; }
.about__socials { display: flex; gap: 0.7rem; margin-top: 1.6rem; }
.about__socials a {
  width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center;
  border: 1px solid var(--line-dark); color: var(--on-dark-muted);
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.about__socials a:hover { color: var(--sage-bright); border-color: var(--sage-bright); transform: translateY(-2px); }
.about__socials svg { width: 20px; height: 20px; }
.about__body p { color: var(--on-dark-muted); font-size: var(--step-1); }
.about__body p + p { margin-top: 1.1rem; }
.about__body strong { color: var(--cream); font-weight: 600; }

/* ---------- Contact ---------- */
.contact { text-align: center; }
.contact__inner { max-width: var(--container-narrow); margin-inline: auto; }
.contact h2 { font-size: var(--step-4); }
.contact p { margin-top: 1.2rem; color: var(--on-dark-muted); font-size: var(--step-1); }
.contact__mail {
  display: inline-block; margin-top: 2rem;
  font-family: var(--font-display); font-size: var(--step-3); color: var(--cream);
  letter-spacing: -0.01em; border-bottom: 2px solid var(--sage);
  padding-bottom: 0.2rem; transition: color 0.3s var(--ease), border-color 0.3s var(--ease);
}
.contact__mail:hover { color: var(--sage-bright); border-color: var(--sage-bright); }
.contact__channels { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.9rem; margin-top: 2.2rem; }

/* ---------- Footer ---------- */
.footer { background: var(--petrol-deep); padding-block: clamp(3rem, 6vw, 4.5rem) 2rem; }
.footer__top { display: grid; gap: 2.5rem; grid-template-columns: 1.4fr 1fr 1fr; }
@media (max-width: 760px) { .footer__top { grid-template-columns: 1fr; gap: 2rem; } }
.footer__brand svg, .footer__brand img { width: 46px; height: 46px; margin-bottom: 1rem; }
.footer__brand p { color: var(--on-dark-muted); max-width: 34ch; font-size: var(--step--1); }
.footer h4 { font-family: var(--font-display); font-size: var(--step--1); letter-spacing: 0.18em; text-transform: uppercase; color: var(--sage-bright); margin-bottom: 1rem; font-weight: 500; }
.footer__links a { display: block; color: var(--on-dark-muted); padding: 0.3rem 0; transition: color 0.2s var(--ease); }
.footer__links a:hover { color: var(--cream); }
.footer__legal {
  margin-top: clamp(2.5rem, 5vw, 3.5rem); padding-top: 1.6rem; border-top: 1px solid var(--line-dark);
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.8rem;
  color: var(--on-dark-faint); font-size: var(--step--1);
}
.footer__legal a { color: var(--on-dark-faint); }
.footer__legal a:hover { color: var(--on-dark-muted); }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 1; }
html.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
html.js .reveal.is-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; }
@media (prefers-reduced-motion: reduce) { html.js .reveal { opacity: 1; transform: none; } }

/* skip link */
.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 100;
  background: var(--sage); color: var(--petrol-deep); padding: 0.7rem 1.1rem; border-radius: 0 0 8px 0;
  font-family: var(--font-display);
}
.skip-link:focus { left: 0; }