/* =========================================================
   THE NAT — THE WATER IN YOUR WARDROBE
   Brand fonts: ABC Diatype / ABC Diatype Extended
   Palette: black / deep green / light green / ink
   ========================================================= */
@font-face {
  font-family: 'ABC Diatype Extended';
  src: url('../assets/fonts/ABCDiatypeExtended-Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'ABC Diatype Extended';
  src: url('../assets/fonts/ABCDiatypeExtended-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'ABC Diatype';
  src: url('../assets/fonts/ABCDiatype-Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'ABC Diatype';
  src: url('../assets/fonts/ABCDiatype-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'ABC Diatype';
  src: url('../assets/fonts/ABCDiatype-Light.woff2') format('woff2');
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}

:root {
  --black: #000000;
  --white: #ffffff;
  --green-deep: #032426;
  --green-deep-2: #053436;
  --green-light: #c2fcc4;
  --ink: #f4f7f2;
  --hairline: rgba(244, 247, 242, 0.14);
  --hairline-strong: rgba(244, 247, 242, 0.28);

  --font-display: 'ABC Diatype Extended', 'Archivo Expanded', 'Archivo', sans-serif;
  --font-body: 'ABC Diatype', 'Archivo', sans-serif;

  --container: 1160px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; overflow-x: hidden; }
body {
  font-family: var(--font-body);
  background: var(--black);
  color: var(--ink);
  line-height: 1.5;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p, blockquote, figure { margin: 0; }
button { font: inherit; border: none; background: none; cursor: pointer; color: inherit; }
em, i { font-style: normal; } /* brand rule: no italics */

::selection { background: var(--green-light); color: var(--green-deep); }

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

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

.wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.skip-link {
  position: absolute; left: -999px; top: 0;
  background: var(--green-light); color: var(--green-deep);
  padding: 0.75rem 1.25rem; z-index: 999; font-weight: 600;
}
.skip-link:focus { left: 0.5rem; top: 0.5rem; }

/* ---------- Type ---------- */
.eyebrow {
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--green-light);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.eyebrow::before {
  content: '';
  width: 22px; height: 1px;
  background: var(--green-light);
  display: inline-block;
}
.eyebrow.dark { color: var(--green-deep); }
.eyebrow.dark::before { background: var(--green-deep); }

h1, .h1 {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  line-height: 0.98;
  font-size: clamp(2.6rem, 7.2vw, 6.4rem);
}
h2, .h2 {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.005em;
  line-height: 1.02;
  font-size: clamp(1.9rem, 4.6vw, 3.4rem);
}
h3, .h3 {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  line-height: 1.05;
  font-size: clamp(1.25rem, 2.4vw, 1.65rem);
}
p.lede {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
  line-height: 1.5;
  color: var(--ink);
  opacity: 0.92;
}
.body-copy {
  font-size: 1rem;
  line-height: 1.65;
  color: var(--ink);
  opacity: 0.88;
  max-width: 62ch;
}
.small-caps {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--green-light);
}

/* ---------- Header / progress ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 1.1rem 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.85), rgba(0,0,0,0));
  transition: background 0.3s ease, backdrop-filter 0.3s ease;
}
.site-header.scrolled {
  background: rgba(0,0,0,0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--hairline);
}
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.header-mark { height: 16px; width: auto; opacity: 0.95; }
.header-title {
  font-family: var(--font-display);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink);
  display: none;
}
.header-nav { display: flex; gap: 1.6rem; align-items: center; }
.header-nav a {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  opacity: 0.75;
  transition: opacity 0.2s ease, color 0.2s ease;
  white-space: nowrap;
}
.header-nav a:hover, .header-nav a.active { opacity: 1; color: var(--green-light); }
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}
.nav-toggle span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--ink);
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.nav-toggle.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
.mobile-nav { display: none; }
.progress-bar {
  position: fixed; top: 0; left: 0; height: 2px; width: 0%;
  background: var(--green-light); z-index: 101; transition: width 0.08s linear;
}

@media (max-width: 780px) {
  .header-nav { display: none; }
  .nav-toggle { display: flex; }
  .mobile-nav {
    display: flex;
    flex-direction: column;
    max-height: 0;
    overflow: hidden;
    background: var(--black);
    border-top: 1px solid rgba(244,247,242,0.1);
    transition: max-height 0.3s ease;
  }
  .mobile-nav.open { max-height: 320px; }
  .mobile-nav a {
    padding: 0.9rem 1.6rem;
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink);
    opacity: 0.85;
    border-bottom: 1px solid rgba(244,247,242,0.06);
  }
  .mobile-nav a:hover, .mobile-nav a.active { opacity: 1; color: var(--green-light); }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--black);
}
.hero-media {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center 30%;
  transform: scale(1.06);
}
.hero-media::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.35) 0%, rgba(0,0,0,0.25) 40%, rgba(0,0,0,0.92) 92%),
              linear-gradient(90deg, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0) 45%);
}
.hero-content { position: relative; z-index: 2; padding: 8rem 0 4rem; width: 100%; }
.hero-kicker {
  font-size: 0.72rem; letter-spacing: 0.24em; text-transform: uppercase;
  color: var(--green-light); margin-bottom: 1.4rem; display: block;
}
.hero h1 { max-width: 15ch; }
.hero-sub {
  margin-top: 1.6rem;
  max-width: 46ch;
  font-family: var(--font-body);
  font-weight: 300;
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  color: var(--ink);
  opacity: 0.9;
}
.hero-meta {
  margin-top: 2.6rem;
  display: flex; flex-wrap: wrap; gap: 2.4rem;
  border-top: 1px solid var(--hairline);
  padding-top: 1.4rem;
}
.hero-meta div { display: flex; flex-direction: column; gap: 0.3rem; }
.hero-meta .label { font-size: 0.66rem; letter-spacing: 0.14em; text-transform: uppercase; opacity: 0.6; }
.hero-meta .value { font-family: var(--font-display); font-size: 0.95rem; text-transform: uppercase; }
.scroll-cue {
  position: absolute; bottom: 1.6rem; right: var(--gutter); z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
  font-size: 0.62rem; letter-spacing: 0.18em; text-transform: uppercase; opacity: 0.7;
}
.scroll-cue .line { width: 1px; height: 34px; background: var(--green-light); animation: scrollcue 1.8s ease-in-out infinite; transform-origin: top; }
@keyframes scrollcue { 0% { transform: scaleY(0); opacity: 0.2; } 50% { transform: scaleY(1); opacity: 1; } 100% { transform: scaleY(0); opacity: 0.2; transform-origin: bottom;} }

/* ---------- Sections generic ---------- */
section { position: relative; }
.section-pad { padding: clamp(4rem, 9vw, 7rem) 0; }
.on-ink { background: var(--ink); color: var(--green-deep); }
.on-ink .eyebrow { color: var(--green-deep); }
.on-ink .eyebrow::before { background: var(--green-deep); }
.on-deep { background: var(--green-deep); color: var(--ink); }
.on-black { background: var(--black); color: var(--ink); }

.reveal { opacity: 1; transform: none; transition: opacity 0.8s cubic-bezier(.2,.7,.2,1), transform 0.8s cubic-bezier(.2,.7,.2,1); }
.reveal.pending { opacity: 0; transform: translateY(28px); }
.reveal.pending.in { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }
.reveal-delay-4 { transition-delay: 0.32s; }

/* ---------- Intro ---------- */
.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: end;
}
.intro-grid .lede { max-width: 40ch; }
.intro-signoff {
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  opacity: 0.7;
  margin-top: 1.6rem;
}
@media (max-width: 860px) {
  .intro-grid { grid-template-columns: 1fr; }
}

/* ---------- Visibility stats ---------- */
.visibility { background: var(--black); }
.visibility-copy { max-width: 68ch; margin-bottom: clamp(2.5rem, 6vw, 4rem); }
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}
.stat-card {
  background: var(--black);
  padding: clamp(1.5rem, 3vw, 2.2rem) clamp(1.2rem, 2vw, 1.6rem);
  display: flex; flex-direction: column; gap: 0.6rem; justify-content: space-between;
  min-height: 200px;
}
.stat-value {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.1rem, 4vw, 3rem);
  color: var(--green-light);
  line-height: 1;
}
.stat-label { font-size: 0.85rem; opacity: 0.8; line-height: 1.35; }
@media (max-width: 900px) {
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
  .stat-grid { grid-template-columns: 1fr; }
}

.visibility-media {
  margin-top: clamp(2.5rem, 6vw, 4rem);
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}
.visibility-media img { border-radius: 2px; }
.visibility-media .body-copy { max-width: 46ch; }
@media (max-width: 860px) {
  .visibility-media { grid-template-columns: 1fr; }
  .visibility-media .media-col { order: -1; }
}

/* ---------- Five choices tabs ---------- */
.choices { background: var(--ink); color: var(--green-deep); }
.choices-head { max-width: 62ch; margin-bottom: clamp(2rem, 5vw, 3rem); }
.choices-head .body-copy { color: var(--green-deep); opacity: 0.75; }

.tab-bar {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
  border-bottom: 1px solid rgba(3,36,38,0.18);
  padding-bottom: 1rem;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}
.tab-btn {
  padding: 0.6rem 1.1rem;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: var(--font-body);
  font-weight: 700;
  border: 1px solid rgba(3,36,38,0.25);
  border-radius: 999px;
  color: var(--green-deep);
  opacity: 0.65;
  transition: all 0.2s ease;
}
.tab-btn:hover { opacity: 1; }
.tab-btn.active {
  background: var(--green-deep);
  color: var(--green-light);
  opacity: 1;
  border-color: var(--green-deep);
}

.tab-panels { position: relative; min-height: 420px; }
.tab-panel {
  display: none;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.tab-panel.active { display: grid; animation: fadein 0.5s ease; }
@keyframes fadein { from { opacity: 0; transform: translateY(10px);} to { opacity: 1; transform: translateY(0);} }
.tab-panel .panel-media { border-radius: 2px; overflow: hidden; aspect-ratio: 4/5; }
.tab-panel .panel-media img { width: 100%; height: 100%; object-fit: cover; }
.tab-panel .panel-index {
  font-family: var(--font-display); font-size: 0.8rem; letter-spacing: 0.1em; opacity: 0.5; margin-bottom: 0.8rem;
}
.tab-panel h3 { margin-bottom: 0.3rem; }
.tab-panel .panel-sub {
  font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--green-deep-2); opacity: 0.7; margin-bottom: 1rem;
}
.tab-panel .body-copy { color: var(--green-deep); opacity: 0.85; max-width: 52ch; }
.tab-panel .panel-fact {
  margin-top: 1.4rem; padding: 1rem 1.2rem; border-left: 3px solid var(--green-deep);
  font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.02em;
}
@media (max-width: 780px) {
  .tab-panel { grid-template-columns: 1fr; }
  .tab-panel .panel-media { order: -1; aspect-ratio: 16/10; }
}

/* ---------- After wear ---------- */
.afterwear { background: var(--green-deep); }
.afterwear-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(1.2rem, 3vw, 2rem);
  margin-top: clamp(2rem, 5vw, 3rem);
}
.afterwear-item { display: flex; flex-direction: column; gap: 0.7rem; }
.afterwear-num { font-family: var(--font-display); font-size: 0.85rem; color: var(--green-light); opacity: 0.7; }
.afterwear-item p { font-size: 0.92rem; opacity: 0.85; line-height: 1.5; }
@media (max-width: 860px) { .afterwear-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .afterwear-grid { grid-template-columns: 1fr; } }

.closing-statement {
  margin-top: clamp(2.5rem, 6vw, 4rem);
  padding-top: clamp(2rem, 5vw, 3rem);
  border-top: 1px solid rgba(244,247,242,0.18);
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  font-size: clamp(1.3rem, 2.6vw, 2rem);
  line-height: 1.2;
  max-width: 26ch;
}
.closing-statement .accent { color: var(--green-light); }

/* ---------- Directory ---------- */
.directory { background: var(--black); }
.directory-head {
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 1.5rem;
  margin-bottom: clamp(1.8rem, 4vw, 2.6rem);
}
.directory-head .body-copy { max-width: 50ch; }

.directory-controls {
  display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: center;
  margin-bottom: 1.8rem;
}
.search-field {
  position: relative; flex: 1 1 240px; min-width: 220px;
}
.search-field input {
  width: 100%;
  background: transparent;
  border: 1px solid var(--hairline-strong);
  color: var(--ink);
  padding: 0.75rem 1rem 0.75rem 2.4rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  border-radius: 999px;
}
.search-field input::placeholder { color: rgba(244,247,242,0.45); }
.search-field input:focus { outline: none; border-color: var(--green-light); }
.search-field svg { position: absolute; left: 0.9rem; top: 50%; transform: translateY(-50%); opacity: 0.55; width: 15px; height: 15px; }

.filter-chip {
  padding: 0.6rem 1rem;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--hairline-strong);
  border-radius: 999px;
  color: var(--ink);
  opacity: 0.72;
  white-space: nowrap;
  transition: all 0.2s ease;
}
.filter-chip:hover { opacity: 1; }
.filter-chip.active {
  background: var(--green-light);
  border-color: var(--green-light);
  color: var(--green-deep);
  opacity: 1;
}

.directory-count { font-size: 0.75rem; opacity: 0.55; margin-bottom: 1rem; letter-spacing: 0.04em; }

.directory-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}
.directory-card {
  background: var(--black);
  padding: 1.2rem 1.3rem;
  display: flex; flex-direction: column; gap: 0.5rem;
  transition: background 0.2s ease;
  min-width: 0;
}
.directory-card:hover { background: var(--green-deep-2); }
.directory-card .cat-tag {
  font-size: 0.62rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--green-light); opacity: 0.85;
}
.directory-card .brand-name {
  font-family: var(--font-display); font-size: 1.02rem; text-transform: uppercase; letter-spacing: 0.01em;
  overflow-wrap: anywhere; word-break: break-word;
}
.directory-card .brand-links { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-top: 0.2rem; min-width: 0; }
.directory-card .brand-links a { font-size: 0.8rem; opacity: 0.65; transition: opacity 0.2s ease; overflow-wrap: anywhere; word-break: break-word; min-width: 0; }
.directory-card .brand-links a:hover { opacity: 1; color: var(--green-light); }
.directory-empty { display: none; padding: 3rem 0; text-align: center; opacity: 0.6; font-size: 0.9rem; }
@media (max-width: 900px) { .directory-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .directory-grid { grid-template-columns: minmax(0, 1fr); } }

/* ---------- Final CTA ---------- */
.final {
  position: relative;
  min-height: 84vh;
  display: flex; align-items: center;
  overflow: hidden;
}
.final-media { position: absolute; inset: 0; background-size: cover; background-position: center; }
.final-media::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.55), rgba(0,0,0,0.88));
}
.final-content { position: relative; z-index: 2; text-align: center; width: 100%; }
.final-content .h2 { max-width: 20ch; margin: 0 auto; }
.final-content .lede { max-width: 52ch; margin: 1.6rem auto 0; text-align: center; }
.final-actions { margin-top: 2.4rem; display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.9rem 1.8rem;
  font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; font-weight: 700;
  border-radius: 999px; transition: transform 0.2s ease, background 0.2s ease;
}
.btn-primary { background: var(--green-light); color: var(--green-deep); }
.btn-primary:hover { transform: translateY(-2px); }
.btn-outline { border: 1px solid var(--hairline-strong); color: var(--ink); }
.btn-outline:hover { border-color: var(--green-light); color: var(--green-light); }

/* ---------- Footer ---------- */
.site-footer { background: var(--black); border-top: 1px solid var(--hairline); padding: clamp(2.5rem, 5vw, 3.5rem) 0 2rem; }
.footer-top { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1.5rem; margin-bottom: 2rem; }
.footer-mark { height: 18px; }
.footer-nav { display: flex; gap: 1.6rem; flex-wrap: wrap; }
.footer-nav a { font-size: 0.75rem; letter-spacing: 0.06em; text-transform: uppercase; opacity: 0.65; }
.footer-nav a:hover { opacity: 1; color: var(--green-light); }
.footer-meta { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; border-top: 1px solid var(--hairline); padding-top: 1.4rem; }
.footer-meta p { font-size: 0.72rem; opacity: 0.45; max-width: 60ch; line-height: 1.5; }

/* Back to top */
.top-link {
  position: fixed; bottom: 1.6rem; right: 1.6rem; z-index: 90;
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(244,247,242,0.08); border: 1px solid var(--hairline-strong);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none; transition: opacity 0.3s ease, background 0.2s ease;
}
.top-link.visible { opacity: 1; pointer-events: auto; }
.top-link:hover { background: var(--green-light); border-color: var(--green-light); color: var(--green-deep); }