/* =============================================================================
   THEME HANDLES — edit these values to change the whole site look
   ============================================================================= */

:root {
  /* --- Typography ---
     Fraunces: variable serif, lots of character (good for titles).
     Source Serif 4: readable on screen (body). Both on Google Fonts.
     Swap headline only: --font-heading: "Instrument Serif", Georgia, serif;
     One cohesive serif: use "Newsreader" or "Spectral" for both vars. */
  --font-heading: "Source Serif 4", Georgia, "Times New Roman", serif;
  --font-body: "Source Serif 4", Georgia, "Times New Roman", serif;
  --font-mono: ui-monospace, "Cascadia Code", "Source Code Pro", Menlo, monospace;

  /* Type scale (fluid) — tweak min/max for header presence */
  --text-step--1: clamp(0.85rem, 0.82rem + 0.15vw, 0.95rem);
  --text-step-0: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-step-1: clamp(1.35rem, 1.15rem + 0.9vw, 1.85rem);
  --text-step-2: clamp(1.75rem, 1.35rem + 1.8vw, 2.5rem);
  --text-step-3: clamp(2.1rem, 1.5rem + 2.8vw, 3.25rem);

  --line-height-tight: 1.2;
  --line-height-body: 1.6;
  --letter-spacing-heading: -0.02em;

  /* --- Color — dark base --- */
  --color-bg: #0c0e12;
  --color-bg-elevated: #141820;
  --color-bg-muted: #1a2030;
  --color-border: #2a3344;
  --color-border-strong: #3d4a63;

  --color-text: #e8ecf4;
  --color-text-muted: #c4a771;
  --color-accent: #7dd3fc;
  --color-accent-hover: #ff974d;
  --color-accent-soft: rgba(125, 211, 252, 0.12);

  /* --- Layout --- */
  --page-max-width: 68rem;
  --page-padding-x: clamp(1rem, 4vw, 2rem);
  --page-padding-y: clamp(2rem, 6vw, 4rem);
  --section-gap: clamp(2rem, 5vw, 3.5rem);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  /* --- Header bar --- */
  --header-bg: rgba(12, 14, 18, 0.85);
  --header-blur: 12px;
  --header-border: var(--color-border);

  /* --- Top hero image --- */
  --hero-max-height: min(52vh, 32rem);
  --hero-object-position: center 35%;

  /* --- Gallery: CSS columns (“masonry”) — stacks top-to-bottom per column, tight vertical gaps.
     Reading order is column-first (not strict left-to-right rows). Tune column width: */
  --gallery-masonry-column-width: clamp(10rem, 24vw, 14rem);
  /* Cap image box inside each tile */
  --gallery-tile-max-width: min(18rem, 100%);
  --gallery-tile-max-height: min(52vh, 26rem);
  --gallery-gap: clamp(0.5rem, 2vw, 1rem);
  --gallery-hover-scale: 1.04;
  --gallery-hover-duration: 0.22s;

  /* --- Project tiles (projects.html) --- */
  --project-tile-min: 14rem;
  --project-tile-media-height: min(42vw, 14rem);

  /* --- Links & focus --- */
  --focus-ring: 2px solid var(--color-accent);
  --focus-offset: 2px;
}

/* =============================================================================
   Base
   ============================================================================= */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: var(--text-step-0);
  line-height: var(--line-height-body);
  color: var(--color-text);
  background: var(--color-bg);
  background-image:
    radial-gradient(ellipse 120% 80% at 50% -30%, rgba(125, 211, 252, 0.08), transparent 55%),
    radial-gradient(ellipse 80% 50% at 100% 100%, rgba(99, 102, 241, 0.06), transparent 45%);
}

img,
video {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
  transition: color 0.15s ease;
}

a:hover {
  color: var(--color-accent-hover);
}

a:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
  border-radius: var(--radius-sm);
}

/* =============================================================================
   Layout primitives
   ============================================================================= */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--header-border);
  background: var(--header-bg);
  backdrop-filter: blur(var(--header-blur));
}

.site-header__inner {
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: 0.875rem var(--page-padding-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-logo {
  font-family: var(--font-heading);
  font-size: var(--text-step--1);
  font-weight: 600;
  letter-spacing: var(--letter-spacing-heading);
  color: var(--color-text);
  text-decoration: none;
}

.site-logo:hover {
  color: var(--color-accent);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
}

/* Full-width strip under the header */
.hero {
  margin: 0;
  width: 100%;
  max-height: var(--hero-max-height);
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-muted);
}

.hero__img {
  display: block;
  width: 100%;
  height: var(--hero-max-height);
  object-fit: cover;
  object-position: var(--hero-object-position);
}

.site-main {
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: var(--page-padding-y) var(--page-padding-x);
}

.site-footer {
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: 2rem var(--page-padding-x) 3rem;
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: var(--text-step--1);
}

/* =============================================================================
   Typography
   ============================================================================= */

h1,
h2,
h3 {
  font-family: var(--font-heading);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-heading);
  font-weight: 600;
  color: var(--color-text);
}

h1 {
  font-size: var(--text-step-3);
  margin: 0 0 0.5em;
}

h2 {
  font-size: var(--text-step-2);
  margin: var(--section-gap) 0 0.4em;
}

h3 {
  font-size: var(--text-step-1);
  margin: 1.5rem 0 0.35em;
}

.lead {
  font-size: var(--text-step-1);
  color: var(--color-text-muted);
  max-width: 42ch;
  margin: 0 0 1.5rem;
}

p {
  margin: 0 0 1rem;
  color: var(--color-text-muted);
}

p:last-child {
  margin-bottom: 0;
}

/* =============================================================================
   Components
   ============================================================================= */

.card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: clamp(1.25rem, 3vw, 1.75rem);
  margin-top: 1.5rem;
}

.card h2:first-of-type {
  margin-top: 0;
  margin-bottom: 0.4em;
  font-size: var(--text-step-1);
}

.card a {
  color: var(--color-accent);
}

.card a:hover {
  color: var(--color-accent-hover);
}

.project-embed {
  margin-top: 1.5rem;
}

.project-embed--soundcloud iframe {
  display: block;
  width: 100%;
  height: 10.5rem;
  border: 0;
  border-radius: var(--radius-sm);
  background: var(--color-bg-muted);
}

@media (min-width: 36rem) {
  .project-embed--soundcloud iframe {
    height: 18rem;
  }
}

.project-embed--bandcamp {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.project-embed--bandcamp iframe {
  display: block;
  width: 100%;
  max-width: 25rem;
  height: 25.375rem;
  border: 0;
  border-radius: var(--radius-sm);
  background: var(--color-bg-muted);
}

.project-embed__link {
  margin: 0.5rem 0 0;
  font-size: var(--text-step--1);
}

.card-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
  margin-top: 1.25rem;
}

/* Project tiles: cover.jpg per projects/<slug>/ (see scripts/build-projects.ps1) */
.project-tiles-section {
  margin-top: 1.5rem;
}

.project-tiles-section h2 {
  font-size: var(--text-step-1);
  margin: 0 0 1rem;
}

.project-tiles {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(var(--project-tile-min), 1fr));
  gap: var(--gallery-gap);
}

.project-tile {
  margin: 0;
}

.project-tile__link {
  display: flex;
  flex-direction: column;
  height: 100%;
  text-decoration: none;
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-bg-elevated);
  transition:
    border-color var(--gallery-hover-duration) ease,
    box-shadow var(--gallery-hover-duration) ease,
    transform var(--gallery-hover-duration) ease;
}

.project-tile__link:hover {
  border-color: var(--color-border-strong);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  color: var(--color-accent-hover);
}

.project-tile__link:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

.project-tile__media {
  display: flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  max-width: 100%;
  margin-inline: auto;
  padding: 0.35rem;
  background: var(--color-bg-muted);
}

.project-tile__media--placeholder {
  min-height: var(--project-tile-media-height);
}

.project-tiles-empty {
  margin-top: 0.75rem;
}

.project-tile__img {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: var(--project-tile-media-height);
}

.project-tile__title {
  display: block;
  padding: 0.75rem 1rem;
  font-family: var(--font-heading);
  font-size: var(--text-step-0);
  font-weight: 600;
  line-height: var(--line-height-tight);
}

/* Project subpages */
.project-page .project-page__back {
  margin: 0 0 1.25rem;
  font-size: var(--text-step--1);
}

.project-page__subheading {
  font-family: var(--font-heading);
  font-size: var(--text-step-0);
  margin: 1.75rem 0 0.75rem;
}

.project-page .card h2:first-child {
  margin-top: 0;
}

.project-page__hero {
  margin: 0 auto 1.5rem;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-bg-muted);
}

.project-page__hero-img {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: min(85vh, 40rem);
  object-fit: contain;
  object-position: center;
}

/* YouTube / embed hero (e.g. microfocal-tones) */
.project-page__hero--video {
  display: block;
  padding: 0;
  overflow: hidden;
  flex-direction: column;
  align-items: stretch;
}

.project-page__hero--video .project-embed__link {
  margin: 0;
  padding: 0.5rem 0.75rem 0.65rem;
  text-align: center;
}

.project-page__hero-video {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  max-height: min(85vh, 40rem);
  margin-inline: auto;
  background: #000;
}

.project-page__hero-video iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.project-page__meta {
  font-family: var(--font-mono);
  font-size: var(--text-step--1);
  color: var(--color-text-muted);
  margin: 0 0 0.5rem;
}

/* Inline images in project HTML — same folder as index.html */
.project-inline-figure {
  margin: 1.25rem 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-bg-muted);
}

.project-inline-figure__img {
  display: block;
  width: 100%;
  height: auto;
}

.project-inline-figure__caption {
  padding: 0.5rem 0.85rem 0.65rem;
  font-size: var(--text-step--1);
  margin: 0;
}

/* Auto gallery (project-page.js + images.json from build) */
.project-gallery-section {
  margin-top: 2rem;
}

.project-gallery-section[hidden] {
  display: none !important;
}

/* Projects: chronological events list */
.events-section {
  margin-top: var(--section-gap);
}

.events-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.event-item {
  display: grid;
  grid-template-columns: minmax(6.5rem, 8.5rem) 1fr;
  gap: 0.35rem 1.25rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--color-border);
  align-items: start;
}

.event-item:first-child {
  padding-top: 0;
}

.event-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.event-date {
  font-family: var(--font-mono);
  font-size: var(--text-step--1);
  color: var(--color-text-muted);
  white-space: nowrap;
}

.event-body h3 {
  margin: 0 0 0.35rem;
  font-size: var(--text-step-0);
  font-weight: 600;
}

.event-body p {
  margin: 0 0 0.5rem;
  font-size: var(--text-step--1);
}

.event-links {
  margin: 0.35rem 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.85rem;
  font-size: var(--text-step--1);
}

.event-links a {
  text-decoration-thickness: 1px;
}

@media (max-width: 32rem) {
  .event-item {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }
}

/* Gallery: semantic list + CSS multi-column masonry (tight vertical packing) */
.gallery-section {
  margin-top: 1.5rem;
}

.gallery-root {
  display: flex;
  flex-direction: column;
  gap: clamp(1.75rem, 4vw, 2.75rem);
}

.gallery-group__heading {
  font-size: var(--text-step-1);
  margin: 0 0 0.75rem;
}

.gallery-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  column-width: var(--gallery-masonry-column-width);
  column-gap: var(--gallery-gap);
}

.gallery-item {
  margin: 0 0 var(--gallery-gap);
  break-inside: avoid;
  page-break-inside: avoid;
  -webkit-column-break-inside: avoid;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

.gallery-figure {
  margin: 0;
  width: fit-content;
  max-width: min(var(--gallery-tile-max-width), 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.4rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-bg-muted);
  box-sizing: border-box;
  transition:
    border-color var(--gallery-hover-duration) ease,
    box-shadow var(--gallery-hover-duration) ease;
}

.gallery-link {
  display: block;
  width: fit-content;
  max-width: 100%;
  line-height: 0;
}

.gallery-link:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

.gallery-thumb {
  display: block;
  width: auto;
  height: auto;
  max-width: min(var(--gallery-tile-max-width), 100%);
  max-height: var(--gallery-tile-max-height);
  transform: scale(1);
  transform-origin: center center;
  transition: transform var(--gallery-hover-duration) ease;
}

@media (hover: hover) {
  .gallery-item:hover .gallery-thumb,
  .gallery-item:has(.gallery-link:focus-visible) .gallery-thumb {
    transform: scale(var(--gallery-hover-scale));
  }

  .gallery-item:hover .gallery-figure,
  .gallery-item:has(.gallery-link:focus-visible) .gallery-figure {
    border-color: var(--color-border-strong);
    box-shadow:
      0 0 0 1px var(--color-accent-soft),
      0 8px 24px rgba(0, 0, 0, 0.35);
  }
}

@media (prefers-reduced-motion: reduce) {
  .gallery-thumb,
  .gallery-figure {
    transition: none;
  }

  .gallery-item:hover .gallery-thumb,
  .gallery-item:has(.gallery-link:focus-visible) .gallery-thumb {
    transform: none;
  }
}

.gallery-empty {
  margin-top: 1rem;
}

.gallery-empty code,
.gallery-empty kbd {
  font-family: var(--font-mono);
  font-size: 0.92em;
}

/* Full-size viewer (gallery.js) */
.lightbox[hidden] {
  display: none !important;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(0.5rem, 3vw, 1.5rem);
}

.lightbox__scrim {
  position: absolute;
  inset: 0;
  margin: 0;
  border: 0;
  padding: 0;
  background: rgba(8, 10, 14, 0.85);
  cursor: pointer;
}

.lightbox__frame {
  position: relative;
  z-index: 1;
  max-width: min(96vw, calc(var(--page-max-width) + 2rem));
  max-height: min(92vh, 100dvh - 1.5rem);
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0;
}

.lightbox__img {
  display: block;
  max-width: 100%;
  max-height: min(80vh, 100dvh - 9rem);
  width: auto;
  height: auto;
  margin: 0 auto;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.5);
  user-select: none;
  -webkit-user-drag: none;
}

.lightbox__close {
  position: absolute;
  top: 0.35rem;
  right: 0.35rem;
  z-index: 2;
  width: 2.5rem;
  height: 2.5rem;
  margin: 0;
  padding: 0;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  font: inherit;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--color-text);
  background: var(--color-bg-elevated);
  cursor: pointer;
  transition:
    background 0.15s ease,
    border-color 0.15s ease,
    color 0.15s ease;
}

.lightbox__close:hover {
  color: var(--color-accent-hover);
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
}

.lightbox__close:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

.lightbox__nav {
  position: absolute;
  z-index: 2;
  top: 50%;
  transform: translateY(-50%);
  width: 2.75rem;
  height: 2.75rem;
  margin: 0;
  padding: 0;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  font: inherit;
  font-size: 1.35rem;
  line-height: 1;
  color: var(--color-text);
  background: var(--color-bg-elevated);
  cursor: pointer;
  transition:
    background 0.15s ease,
    border-color 0.15s ease,
    color 0.15s ease,
    opacity 0.15s ease;
}

.lightbox__nav[hidden] {
  display: none !important;
}

.lightbox__nav--prev {
  left: clamp(0.35rem, 2vw, 1rem);
}

.lightbox__nav--next {
  right: clamp(0.35rem, 2vw, 1rem);
}

.lightbox__nav:hover {
  color: var(--color-accent-hover);
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
}

.lightbox__nav:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

.lightbox__counter {
  margin: 0.5rem 0 0;
  text-align: center;
  font-family: var(--font-mono);
  font-size: var(--text-step--1);
}

.lightbox__counter[hidden] {
  display: none !important;
}

@media (max-width: 32rem) {
  .lightbox__nav {
    width: 2.35rem;
    height: 2.35rem;
    font-size: 1.1rem;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.55rem 1.1rem;
  font-family: var(--font-body);
  font-size: var(--text-step--1);
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-strong);
  color: var(--color-text);
  background: var(--color-bg-muted);
  transition:
    background 0.15s ease,
    border-color 0.15s ease,
    color 0.15s ease;
}

.btn:hover {
  color: var(--color-accent-hover);
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
}

.btn:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

.btn--primary {
  color: var(--color-bg);
  background: var(--color-accent);
  border-color: transparent;
}

.btn--primary:hover {
  color: var(--color-bg);
  background: var(--color-accent-hover);
}

.muted {
  color: var(--color-text-muted);
  font-size: var(--text-step--1);
}