/* =========================================================
   OVERBECK — site.css
   Master stylesheet for all pages.
   No page-specific CSS here. No overrides expected from
   page-specific files.
   ========================================================= */

/* ---------------------------
   Design tokens — single source of truth
   --------------------------- */
:root{
  /* Colours */
  --accent:        #c8a45b;
  --gold:          #c8a45b;
  --site-gold:     #c8a45b;
  --site-muted:    rgba(255,255,255,.65);
  --site-muted-2:  rgba(255,255,255,.45);

  /* Surfaces */
  --site-surface-radius:  18px;
  --site-surface-border:  rgba(255,255,255,.09);
  --site-surface-bg:      rgba(255,255,255,.015);
  --site-shadow:          0 30px 90px rgba(0,0,0,0.45);

  /* Navigation */
  --nav-h:      64px;
  --nav-pad:    24px;
  --nav-bg:     rgba(7,14,22,0.62);
  --nav-border: rgba(255,255,255,0.08);
  --panel-bg:   rgba(9,18,28,0.92);

  /* Page layout */
  --site-page-max:         90rem;
  --site-page-pad:         64px;
  --site-page-pad-tablet:  24px;
  --site-page-pad-mobile:  18px;
  --site-page-pad-bottom:  88px;

  /* Hero */
  --hero-h:             clamp(320px, 44vh, 480px);
  --site-hero-h:        520px;
  --site-hero-h-mobile: 260px;

  /* Footer */
  --site-footer-border: rgba(255,255,255,.06);
  --site-footer-text:   rgba(255,255,255,.45);
}

/* ---------------------------
   Global resets
   --------------------------- */
*, *::before, *::after{ box-sizing: border-box; }
html, body{ height: 100%; }
a{ color: inherit; }

/* ---------------------------
   Fluid type scale
   At 1512px viewport: 1.5vw = ~22.7px base
   90rem × 22.7px ≈ 2043px → fills the screen
   --------------------------- */
html{
  font-size: clamp(16px, 1.5vw, 32px);
  scroll-padding-top: calc(var(--nav-h) + 12px);
}

/* ---------------------------
   Body — typography + colour
   --------------------------- */
body{
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               Helvetica, Arial, sans-serif;
  font-size: .95rem;
  line-height: 1.55;
  color: rgba(255,255,255,.94);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.nav-open{ overflow: hidden; }
@media (min-width: 821px){ body.nav-open{ overflow: auto; } }

/* ---------------------------
   Navigation — fixed, all pages
   --------------------------- */
.site-nav{
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 9999;
  background: var(--nav-bg);
  border-bottom: 1px solid var(--nav-border);
}

@supports ((-webkit-backdrop-filter: blur(1px)) or (backdrop-filter: blur(1px))){
  .site-nav{ -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
}

.site-nav__inner{
  width: calc(100% - (var(--nav-pad) * 2));
  max-width: var(--site-page-max);
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 18px;
}

.site-nav__brand{
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-size: 0.85rem;
  text-decoration: none;
  color: rgba(255,255,255,.90);
  line-height: 1;
  padding: 10px 0;
}

.site-nav__brand.is-active{
  color: var(--gold);
  box-shadow: inset 0 -2px 0 var(--gold);
}

.site-nav__panel{
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 18px;
}

.site-nav__link,
.site-nav__sublink{
  color: rgba(255,255,255,.78);
  text-decoration: none;
  font-size: 0.9rem;
  padding: 10px 6px;
  border-radius: 10px;
  white-space: nowrap;
  transition: color .15s ease, background .15s ease, box-shadow .15s ease;
}

.site-nav__link:hover,
.site-nav__sublink:hover{
  color: rgba(255,255,255,.94);
  background: rgba(255,255,255,.06);
}

.site-nav__link.is-active,
.site-nav__sublink.is-active{
  color: var(--gold);
  box-shadow: inset 0 -2px 0 var(--gold);
}

.site-nav__dropdown{
  position: relative;
  display: flex;
  align-items: center;
}

/* hover bridge — invisible area below link that keeps submenu open */
.site-nav__dropdown::after{
  content: "";
  position: absolute;
  bottom: -12px;
  left: 0; right: 0;
  height: 12px;
}

.site-nav__dropdown-menu{
  position: absolute;
  top: 100%; left: 0;
  min-width: 160px;
  padding: 10px;
  display: none;
  background: var(--panel-bg);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 14px;
  box-shadow: 0 18px 50px rgba(0,0,0,.45);
}

.site-nav__dropdown:hover .site-nav__dropdown-menu,
.site-nav__dropdown:focus-within .site-nav__dropdown-menu{ display: block; }

.site-nav__toggle{
  margin-left: auto;
  display: none;
  width: 42px; height: 38px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.06);
  cursor: pointer;
  padding: 0;
}

.site-nav__toggle span{
  display: block;
  width: 18px; height: 2px;
  margin: 4px auto;
  background: rgba(255,255,255,.85);
  border-radius: 2px;
}

/* Desktop: brand left, links centred */
@media (min-width: 821px){
  .site-nav__inner{ position: relative; justify-content: center; }
  .site-nav__brand{ position: absolute; left: 0; top: 50%; transform: translateY(-50%); }
  .site-nav__panel{ margin-left: 0; justify-content: center; }
}

/* Mobile */
@media (max-width: 820px){
  :root{ --nav-h: 56px; --nav-pad: 16px; }

  .site-nav__toggle{ display: inline-flex; align-items: center; justify-content: center; }

  .site-nav__panel{
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    margin-left: 0;
    padding: 14px 16px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    background: var(--panel-bg);
    border-bottom: 1px solid rgba(255,255,255,.10);
  }

  body.nav-open .site-nav__panel{ display: flex; }

  .site-nav__link,
  .site-nav__sublink{ padding: 12px; }

  .site-nav__dropdown{ flex-direction: column; align-items: stretch; padding-bottom: 0; }

  .site-nav__dropdown-menu{
    position: static;
    display: block;
    padding: 0 0 0 10px;
    margin: 4px 0 0;
    border: 0;
    background: transparent;
    box-shadow: none;
  }
}

/* ---------------------------
   Navigation — Seven Summits variant
   Full-bleed, edge-to-edge
   --------------------------- */
.site-nav--edge .site-nav__inner{
  width: auto;
  max-width: none;
  padding: 0 var(--site-page-pad);
}

.site-nav--summits{
  background: linear-gradient(180deg, rgba(8,12,20,.78) 0%, rgba(8,12,20,.52) 100%);
  border-bottom: 1px solid rgba(233,237,244,.10);
  box-shadow: 0 12px 38px rgba(0,0,0,.45);
}

@supports ((-webkit-backdrop-filter: blur(1px)) or (backdrop-filter: blur(1px))){
  .site-nav--summits{ -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); }
}

.site-nav--summits .site-nav__brand{ font-size: 0.75rem; font-weight: 600; color: rgba(255,255,255,.88); }
.site-nav--summits .site-nav__link,
.site-nav--summits .site-nav__sublink{ font-size: 0.875rem; color: rgba(255,255,255,.72); }

.site-nav--summits .site-nav__brand.is-active,
.site-nav--summits .site-nav__link.is-active,
.site-nav--summits .site-nav__sublink.is-active{
  color: var(--gold);
  box-shadow: inset 0 -2px 0 var(--gold);
}

@media (min-width: 821px){
  .site-nav--summits.site-nav--edge .site-nav__inner{
    position: relative;
    justify-content: flex-start;
    width: min(var(--site-page-max), calc(100% - (var(--site-page-pad) * 2)));
    max-width: none;
    padding: 0;
  }
  .site-nav--summits .site-nav__brand{ position: static; transform: none; }
  .site-nav--summits .site-nav__panel{ margin-left: auto; justify-content: flex-end; }
}

@media (max-width: 980px){
  .site-nav--summits.site-nav--edge .site-nav__inner{
    width: auto; max-width: none; padding: 0 var(--site-page-pad-tablet);
  }
}

@media (max-width: 820px){
  .site-nav--summits.site-nav--edge .site-nav__inner{
    width: auto; max-width: none; padding: 0 16px;
  }
}

@media (max-width: 760px){
  .site-nav--summits.site-nav--edge .site-nav__inner{
    width: auto; max-width: none; padding: 0 var(--site-page-pad-mobile);
  }
}

/* ---------------------------
   Page shell
   --------------------------- */
.site-page{
  max-width: var(--site-page-max);
  margin: 0 auto;
  padding: 0 var(--site-page-pad) var(--site-page-pad-bottom);
}

.site-page--flush-bottom{ padding-bottom: 0; }
.section{ scroll-margin-top: calc(var(--nav-h) + 12px); }

/* ---------------------------
   Hero
   --------------------------- */
.hero{ height: var(--hero-h) !important; min-height: var(--hero-h) !important; }
.ob-hero{ min-height: var(--hero-h) !important; } /* contact page */

.site-hero{
  position: relative;
  overflow: hidden;
  height: var(--site-hero-h);
}

.site-hero__image{ width: 100%; height: 100%; object-fit: cover; display: block; }
.site-hero__fade{ position: absolute; inset: 0; pointer-events: none; }

/* ---------------------------
   Page intro — title / lead / kicker
   --------------------------- */
.site-intro{ padding-top: 40px; }
.site-intro--center{ text-align: center; }

.site-title{
  margin: 0;
  font-size: clamp(52px, 6.5vw, 88px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.06;
}

.site-lead{
  margin: 14px auto 0;
  max-width: 820px;
  font-size: clamp(22px, 2.5vw, 28px);
  line-height: 1.4;
  color: var(--site-muted);
}

.site-kicker{
  margin: 10px 0 0;
  color: var(--site-gold);
  font-size: 16px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

/* ---------------------------
   Group box (shared surface)
   --------------------------- */
.group-box{
  border: 1px solid var(--site-surface-border);
  border-radius: var(--site-surface-radius);
  padding: 1.5rem;
  background: var(--site-surface-bg);
}

.group-heading{
  margin: 0 0 1.5rem;
  text-align: center;
  font-size: 1.6rem;
  font-weight: 700;
}

/* ---------------------------
   Number badge
   White circle, gold number — used by nn-dot AND os-num
   --------------------------- */
.nn-dot,
.os-num{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  color: var(--site-gold);
  font-size: 1.25rem;
  font-weight: 900;
  flex-shrink: 0;
}

.os-num{ margin-bottom: .75rem; }

/* ---------------------------
   Non-Negotiables
   --------------------------- */
.nn-title{ margin: 0 0 1.25rem; font-size: 1.8rem; font-weight: 700; }

.nn-grid{
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 1.25rem;
}

.nn-panel{
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: .75rem;
  padding: 1.5rem;
}

.nn-head{
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: .4rem;
  margin-bottom: .5rem;
}

.nn-text{ margin: 0; font-size: .95rem; color: var(--site-muted); }

/* ---------------------------
   Rules
   --------------------------- */
.os-title{ margin: 0 0 .25rem; font-size: 1.8rem; font-weight: 700; }
.os-subtitle{ margin: 0 0 1.5rem; color: var(--site-gold); font-size: 1rem; }

.summits-rules-wrap{ margin-top: 2rem; }
.summits-rules-gap{ height: 20px; }

/* Box title — same size/weight as Seven Summits "The Peaks"
   Color is intentionally not set here: each page sets it */
.summits-box-title{
  margin: 0 0 1.35rem;
  text-align: center;
  font-size: clamp(2rem, 2.35vw, 2.25rem);
  font-weight: 750;
  line-height: 1.08;
  letter-spacing: -0.01em;
}
.heading-gold{ color: var(--site-gold); }

.os-kicker{
  margin: 0 0 .75rem;
  color: var(--site-gold);
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.os-grid{
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 1.25rem;
}

.os-card{
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: .75rem;
  padding: 1.5rem;
}

.os-name{ margin: 0 0 .75rem; font-size: 1.375rem; font-weight: 700; letter-spacing: -0.01em; }

.os-rules{
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .2rem .6rem;
  align-items: baseline;
}

.os-k{ padding-top: .1rem; color: var(--site-gold); font-size: .7rem; letter-spacing: .08em; text-transform: uppercase; }
.os-v{ color: var(--site-muted); font-size: .95rem; }

/* ---------------------------
   CTA
   --------------------------- */
.site-cta{ text-align: center; padding: 4rem 0 3rem; }

.site-cta__text{
  margin-bottom: 1.5rem;
  color: var(--site-muted);
  font-size: 1.15rem;
  font-weight: 300;
  letter-spacing: .01em;
}

.site-cta__actions{ display: flex; justify-content: center; gap: 1.25rem; flex-wrap: wrap; }

/* Button group below page intro (reusable on all pages) */
.site-intro-actions{
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.cta-btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: .75rem 2rem;
  border-radius: 980px;
  font-size: .95rem;
  font-weight: 500;
  text-decoration: none;
  letter-spacing: .01em;
  transition: all .2s ease;
  cursor: pointer;
}

.cta-btn--primary{
  background: var(--site-gold);
  color: #1a1a2e;
  border: 1.5px solid var(--site-gold);
}

.cta-btn--primary:hover{ background: color-mix(in srgb, var(--site-gold) 90%, white 10%); }

.cta-btn--ghost{
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,.45);
}

.cta-btn--ghost:hover{ border-color: rgba(255,255,255,.8); }

/* ---------------------------
   Footer
   --------------------------- */
.site-footer{ margin-top: 34px; padding-top: 18px; border-top: 1px solid var(--site-footer-border); }

.site-footer__inner{
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--site-footer-text);
  font-size: .7812rem;
}

/* ---------------------------
   Peak / Project cards  (shared: Seven Summits + Recovery)
   --media-h controls image height; set per-page via :root override
   --------------------------- */
:root{ --media-h: 15rem; }

.peaks-grid{
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 22px;
  align-items: stretch;
}

.peak-card{
  display: flex;
  flex-direction: column;
  min-height: 400px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.10);
  border-radius: var(--site-surface-radius);
  background: rgba(255,255,255,.03);
  box-shadow: var(--site-shadow);
  color: inherit;
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.peak-card:hover{
  transform: translateY(-2px);
  border-color: rgba(255,255,255,.18);
  background: rgba(255,255,255,.045);
}

.peak-card__media{
  height: var(--media-h);
  overflow: hidden;
  border-top-left-radius: var(--site-surface-radius);
  border-top-right-radius: var(--site-surface-radius);
  flex-shrink: 0;
}

.peak-card__media img{
  width: 100%; height: 100%;
  display: block;
  object-fit: cover;
  object-position: var(--pos, 50% 20%);
}

.peak-card__body{
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 18px 20px;
}

.peak-card__title{
  margin: 0;
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.peak-card__tagline{
  margin: 4px 0 8px;
  color: var(--site-gold);
  font-size: .95rem;
}

.peak-card__meta{
  margin: 0;
  color: var(--site-muted-2);
  font-size: .95rem;
  line-height: 1.4;
}

.peak-card__divider{
  margin: 14px 0 0;
  border: 0;
  border-top: 1px solid rgba(255,255,255,.06);
}

.peak-card__bullets{
  margin: 14px 0 0;
  padding-left: 18px;
  color: rgba(255,255,255,.78);
  font-size: .95rem;
  line-height: 1.6;
}

.peak-card__bullets li{ margin: 0 0 6px; }

.story-soon{
  margin-top: auto;
  padding-top: 14px;
  color: var(--site-gold);
  font-size: .95rem;
  font-weight: 600;
  letter-spacing: .01em;
}

/* ---------------------------
   Responsive
   --------------------------- */
@media (max-width: 980px){
  .site-page{ padding: 0 var(--site-page-pad-tablet) 72px; }
}

@media (max-width: 768px){
  .group-box{ padding: 1rem; }
  .nn-grid, .os-grid{ grid-template-columns: 1fr; }
}

@media (max-width: 760px){
  .site-hero{ height: var(--site-hero-h-mobile); }
  .site-page{ padding: 0 var(--site-page-pad-mobile) 64px; }
}

/* ---------------------------
   Language switcher
   --------------------------- */
.lang-switch{
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: 20px;
  border-left: 1px solid rgba(255,255,255,.15);
  padding-left: 20px;
}
.lang-switch__link{
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 9px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .6px;
  text-decoration: none;
  color: rgba(255,255,255,.45);
  transition: color .2s, background .2s;
}
.lang-switch__link:hover{
  color: #fff;
  background: rgba(255,255,255,.08);
}
.lang-switch__link.is-active{
  color: var(--site-gold);
  pointer-events: none;
}
.lang-switch__flag{
  width: 18px;
  height: 13px;
  border-radius: 2px;
  object-fit: cover;
  flex-shrink: 0;
}
@media (max-width: 820px){
  .lang-switch{
    margin-left: 0;
    border-left: none;
    padding-left: 0;
    padding-top: 12px;
    border-top: 1px solid rgba(255,255,255,.1);
    justify-content: center;
  }
}

/* ---------------------------
   Large desktop — more immersive hero & typography
   Only affects screens ≥ 1200px width.
   Tablets, phones, small laptops untouched.
   --------------------------- */
@media (min-width: 1200px){
  /* Proportional scaling: bump root from 1.5vw → 1.8vw.
     All rem-based sizes (nav, cards, principles, CTA, footer)
     scale automatically by ~1.2×. */
  html{
    font-size: clamp(18px, 1.8vw, 34px);
  }
  :root{
    --site-hero-h: 65vh;
  }

  /* Hero intro — px-based, so scaled explicitly */
  .site-intro{ padding-top: 48px; padding-bottom: 8px; }
  .site-title{
    font-size: clamp(76px, 8.5vw, 120px);
  }
  .site-lead{
    font-size: clamp(26px, 2.8vw, 34px);
    margin-top: 16px;
    max-width: 960px;
  }
  .site-kicker{
    font-size: 19px;
    margin-top: 12px;
  }
  .site-intro-actions{
    margin-top: 28px;
  }
  .cta-btn{
    padding: 14px 30px;
  }
}