/* Rocky Mountain Aikikai — site styles
   Palette taken from the club's own materials: black-and-white photography,
   ink calligraphy, and the red sun of the club logo. */

:root {
  --ink: #000000;          /* page background */
  --sumi: #161616;         /* raised surfaces */
  --line: #2b2b2b;         /* rules and borders */
  --ash: #9a9a9a;          /* secondary text */
  --paper: #ececea;        /* body text */
  --white: #ffffff;        /* headings */
  --sun: #e3241b;          /* logo red, used sparingly */

  --display: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", Georgia, serif;
  --body: "Source Sans 3", "Segoe UI", system-ui, -apple-system, sans-serif;

  --step--1: 0.875rem;
  --step-0: 1.0625rem;
  --step-1: 1.3125rem;
  --step-2: 1.75rem;
  --step-3: 2.5rem;
  --step-4: clamp(2.5rem, 6vw, 4.25rem);

  --gutter: clamp(1.25rem, 4vw, 3rem);
  --measure: 66ch;

  box-sizing: border-box;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
*, *::before, *::after { box-sizing: inherit; }
html { scroll-padding-top: env(safe-area-inset-top, 0px); }

body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--body);
  font-size: var(--step-0);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--white); text-decoration-color: var(--sun); text-underline-offset: 0.2em; }
a:hover { color: var(--sun); }
:focus-visible { outline: 2px solid var(--sun); outline-offset: 3px; }

h1, h2, h3 {
  font-family: var(--display);
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
  margin: 0 0 0.6em;
}
h1 { font-size: var(--step-4); letter-spacing: -0.01em; }
h2 { font-size: var(--step-3); }
h3 { font-size: var(--step-1); }
p { margin: 0 0 1em; max-width: var(--measure); }

.skip { position: absolute; left: -9999px; }
.skip:focus { left: 1rem; top: 1rem; background: var(--white); color: var(--ink); padding: .5rem 1rem; z-index: 100; }

.wrap { width: min(1180px, 100% - 2 * var(--gutter)); margin-inline: auto; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50;
  background: rgba(0,0,0,.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(6px);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 72px; }
.brand { display: flex; align-items: center; gap: .75rem; text-decoration: none; color: var(--white); }
.brand img { width: 56px; height: auto; }
.brand span { font-family: var(--display); font-size: 1.15rem; font-weight: 700; line-height: 1.1; }

.nav-toggle {
  display: none; background: none; border: 1px solid var(--line); color: var(--white);
  font: inherit; padding: .4rem .8rem; cursor: pointer;
}
.site-nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 1.5rem; }
.site-nav a { text-decoration: none; color: var(--paper); font-size: var(--step--1); letter-spacing: .02em; padding: .3rem 0; border-bottom: 2px solid transparent; }
.site-nav a:hover { color: var(--white); }
.site-nav a[aria-current="page"] { color: var(--white); border-bottom-color: var(--sun); }

@media (max-width: 1000px) {
  .nav-toggle { display: block; }
  .site-nav { display: none; position: absolute; left: 0; right: 0; top: 100%; background: var(--ink); border-bottom: 1px solid var(--line); }
  .site-nav.open { display: block; }
  .site-nav ul { flex-direction: column; gap: 0; padding: .5rem var(--gutter) 1rem; }
  .site-nav a { display: block; padding: .75rem 0; font-size: var(--step-0); border-bottom: 1px solid var(--line); }
  .site-nav a[aria-current="page"] { border-bottom-color: var(--line); color: var(--sun); }
}

/* ---------- Announcement bar ---------- */
.notice-bar { background: var(--sun); color: var(--white); }
.notice-bar[hidden] { display: none; }
.notice-bar .wrap { padding: .6rem 0; display: flex; gap: 1rem; align-items: baseline; flex-wrap: wrap; }
.notice-bar a { color: var(--white); font-weight: 600; text-decoration-color: var(--white); }

/* ---------- Hero (home) ---------- */
.hero { position: relative; min-height: min(86vh, 760px); display: grid; overflow: hidden; }
.hero > img.hero-photo {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 35%;
  filter: grayscale(1) brightness(.42) contrast(1.05);
}
.hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(0,0,0,.78) 0%, rgba(0,0,0,.45) 55%, rgba(0,0,0,.1) 100%); }
.hero .wrap { position: relative; z-index: 1; display: grid; grid-template-columns: auto 1fr; gap: clamp(1.5rem, 5vw, 4rem); align-items: center; padding-block: 4rem; }
.hero .calligraphy { width: clamp(90px, 13vw, 170px); opacity: .95; }
.hero h1 { margin-bottom: .35em; }
.hero .lede { font-size: var(--step-1); color: var(--paper); max-width: 34ch; }
.hero .when { font-family: var(--display); font-size: var(--step-1); color: var(--white); margin: 1.5rem 0 2rem; border-left: 3px solid var(--sun); padding-left: 1rem; }
.hero .when small { display: block; font-family: var(--body); font-size: var(--step--1); color: var(--ash); margin-top: .25rem; }
@media (max-width: 600px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .hero .calligraphy { width: 70px; }
}

.btn {
  display: inline-block; background: var(--white); color: var(--ink); text-decoration: none;
  font-weight: 600; padding: .8rem 1.4rem; border: 2px solid var(--white);
}
.btn:hover { background: var(--sun); border-color: var(--sun); color: var(--white); }
.btn.ghost { background: transparent; color: var(--white); }
.btn.ghost:hover { background: var(--white); color: var(--ink); border-color: var(--white); }
.actions { display: flex; flex-wrap: wrap; gap: .75rem; }

/* ---------- Sections ---------- */
.section { padding-block: clamp(3rem, 8vw, 6rem); border-top: 1px solid var(--line); }
.section:first-of-type { border-top: 0; }
.page-head { padding-block: clamp(3rem, 7vw, 5rem) 1rem; }
.page-head p { color: var(--ash); font-size: var(--step-1); }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.split.narrow-img { grid-template-columns: 2fr 3fr; }
@media (max-width: 760px) { .split, .split.narrow-img { grid-template-columns: 1fr; } }

figure { margin: 0; }
figcaption { color: var(--ash); font-size: var(--step--1); margin-top: .5rem; }

blockquote {
  margin: 2rem 0; padding: 0 0 0 1.25rem; border-left: 3px solid var(--sun);
  font-family: var(--display); font-size: var(--step-1); color: var(--white); max-width: 40ch;
}
blockquote cite { display: block; font-family: var(--body); font-style: normal; font-size: var(--step--1); color: var(--ash); margin-top: .5rem; }

/* Facts list (schedule, fees, location) */
.facts { display: grid; grid-template-columns: max-content 1fr; gap: .75rem 2rem; margin: 0 0 1.5rem; }
.facts dt { color: var(--ash); }
.facts dd { margin: 0; color: var(--white); }
@media (max-width: 480px) { .facts { grid-template-columns: 1fr; gap: .2rem; } .facts dd { margin-bottom: .75rem; } }

/* ---------- Instructors ---------- */
.lead-instructor { display: grid; grid-template-columns: minmax(220px, 340px) 1fr; gap: clamp(1.5rem, 4vw, 3rem); align-items: start; margin-bottom: 4rem; }
.lead-instructor img { aspect-ratio: 4/5; object-fit: cover; width: 100%; }
.rank { color: var(--ash); font-size: var(--step--1); margin: -.4rem 0 1rem; }
@media (max-width: 680px) { .lead-instructor { grid-template-columns: 1fr; } .lead-instructor img { max-width: 340px; } }

.associates { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 2rem 1.5rem; }
.associates img { aspect-ratio: 4/5; object-fit: cover; width: 100%; margin-bottom: .75rem; }
.associates h3 { margin-bottom: .2rem; }

/* ---------- Founder strip ---------- */
.founder-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.founder-strip img { width: 100%; aspect-ratio: 3/4; object-fit: cover; filter: grayscale(1); }
@media (max-width: 600px) { .founder-strip { grid-template-columns: 1fr 1fr; } .founder-strip figure:last-child { display: none; } }

/* ---------- Gallery ---------- */
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: .75rem; }
.gallery button { padding: 0; border: 0; background: none; cursor: zoom-in; display: block; width: 100%; }
.gallery img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.gallery button:hover img { outline: 2px solid var(--sun); outline-offset: -2px; }

.lightbox { border: 0; padding: 0; background: transparent; max-width: 96vw; max-height: 92vh; }
.lightbox::backdrop { background: rgba(0,0,0,.92); }
.lightbox img { max-width: 96vw; max-height: 85vh; width: auto; margin: 0 auto; }
.lightbox p { text-align: center; color: var(--paper); margin: .75rem auto 0; }
.lightbox .close { position: fixed; top: calc(1rem + env(safe-area-inset-top, 0px)); right: 1rem; background: var(--white); color: var(--ink); border: 0; font: inherit; font-weight: 600; padding: .5rem .9rem; cursor: pointer; }

/* ---------- Announcements ---------- */
.announcements { list-style: none; margin: 0; padding: 0; }
.announcements li { padding: 1.5rem 0; border-top: 1px solid var(--line); display: grid; grid-template-columns: 9rem 1fr; gap: 1.5rem; }
.announcements li:last-child { border-bottom: 1px solid var(--line); }
.announcements time { color: var(--ash); font-size: var(--step--1); padding-top: .3rem; }
.announcements h3 { margin-bottom: .35rem; }
.announcements .pinned time::before { content: ""; display: inline-block; width: .55rem; height: .55rem; border-radius: 50%; background: var(--sun); margin-right: .5rem; }
.announcements .empty { display: block; color: var(--ash); }
@media (max-width: 560px) { .announcements li { grid-template-columns: 1fr; gap: .25rem; } }

/* ---------- Map ---------- */
.map { width: 100%; aspect-ratio: 4/3; border: 0; filter: grayscale(1) invert(.92) contrast(.9); }

/* ---------- Placeholder marker (remove before launch) ---------- */
.todo { background: #3a2a00; color: #ffd36b; padding: 0 .3em; font-size: .9em; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding-block: 3rem; color: var(--ash); font-size: var(--step--1); }
.site-footer .wrap { display: grid; grid-template-columns: auto 1fr 1fr; gap: 2rem; align-items: start; }
.site-footer img { width: 34px; opacity: .8; }
.site-footer p { margin: 0 0 .4rem; }
.site-footer a { color: var(--paper); }
@media (max-width: 680px) { .site-footer .wrap { grid-template-columns: 1fr; } }

@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; transition: none !important; } }

/* Two lead-instructor portraits side by side (home) */
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.duo img { width: 100%; aspect-ratio: 4/5; object-fit: cover; }

/* Our dojo: portrait wall */
.faces { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 1.25rem 1rem; }
.faces img { width: 100%; aspect-ratio: 4/5; object-fit: cover; }
@media (min-width: 1001px) { .faces { grid-template-columns: repeat(7, 1fr); } }

/* Associate instructors: same layout, smaller portrait */
.lead-instructor.small { grid-template-columns: minmax(180px, 240px) 1fr; margin-bottom: 3.5rem; }
.lead-instructor .rank { margin-top: -.2rem; }
@media (max-width: 680px) { .lead-instructor.small { grid-template-columns: 1fr; } .lead-instructor.small img { max-width: 240px; } }

/* Home: enso + club statement */
.enso-section .wrap { display: grid; grid-template-columns: minmax(200px, 340px) 1fr; gap: clamp(2rem, 6vw, 5rem); align-items: center; }
.enso-section .enso { width: 100%; opacity: .92; }
.enso-section p { font-size: var(--step-1); line-height: 1.55; color: var(--paper); }
.enso-section p:last-child { font-size: var(--step-0); }
@media (max-width: 760px) {
  .enso-section .wrap { grid-template-columns: 1fr; }
  .enso-section .enso { width: 160px; }
}

/* Home: sword-and-mountains band with the club seal */
.seal { position: relative; height: clamp(260px, 42vw, 520px); overflow: hidden; display: grid; place-items: center; border-top: 1px solid var(--line); }
.seal-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 70%; filter: grayscale(1) brightness(.55) contrast(1.1); }
.seal-logo { position: relative; width: clamp(140px, 18vw, 230px); filter: drop-shadow(0 6px 24px rgba(0,0,0,.6)); }
.announcements.narrow { max-width: 820px; }

/* Enso: slow, endless pendulum sway */
@keyframes enso-sway {
  from { transform: translateX(-7px) rotate(-1.5deg); }
  to   { transform: translateX(7px)  rotate(1.5deg); }
}
.enso-section .enso { animation: enso-sway 3.2s ease-in-out infinite alternate; transform-origin: 50% 10%; will-change: transform; }
@media (prefers-reduced-motion: reduce) { .enso-section .enso { animation: none; } }