/* ==========================================================================
   Portfolio — single-page project showcase
   Plain hand-written CSS, design tokens up top, semantic naming.
   ========================================================================== */

/* Settings: design tokens
   ------------------------------------------------------------------------- */
:root {
  --color-bg:        #0d0d0d;
  --color-surface:   #181818;
  --color-border:    #262626;
  --color-text:      #e8e8e8;
  --color-muted:     #9a9a9a;
  --color-accent:    #7aa2f7;

  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  1.5rem;
  --space-lg:  3rem;
  --space-xl:  5rem;

  --measure: 60rem;
  --radius:  3px;
}

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

body {
  margin: 0;
  font-family: var(--font-sans);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: var(--color-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Components: masthead
   ------------------------------------------------------------------------- */
.masthead {
  max-width: var(--measure);
  margin: 0 auto;
  padding: var(--space-xl) var(--space-md) var(--space-lg);
}

.masthead__title {
  margin: 0;
  font-size: clamp(2.5rem, 6vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.masthead__tagline {
  margin: var(--space-xs) 0 0;
  color: var(--color-muted);
  font-size: 1.15rem;
}

/* Components: showcase + project list
   ------------------------------------------------------------------------- */
.showcase {
  max-width: var(--measure);
  margin: 0 auto;
  padding: var(--space-xl) var(--space-md);
}

.project-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.project {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  padding: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.project__media {
  flex: 0 0 340px;
  width: 340px;
  padding: 0;
  border-radius: var(--radius);
  overflow: hidden;
  display: grid;
  place-items: center;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  cursor: zoom-in;
}

button.project__media { font: inherit; color: inherit; }
.project__media:hover { border-color: var(--color-muted); }
.project__media:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

.project__image {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.project__media--text {
  background: linear-gradient(135deg, #1c1c24, #2a2a36);
}

.project__monogram {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-accent);
}

.project__body { flex: 1 1 auto; min-width: 0; }

.project__name {
  margin: 0 0 var(--space-xs);
  font-size: 1.4rem;
  font-weight: 700;
}

.project__link { color: var(--color-text); }
.project__link:hover { color: var(--color-accent); }

.project__blurb {
  margin: 0;
  color: var(--color-muted);
}

/* Components: colophon
   ------------------------------------------------------------------------- */
.colophon {
  max-width: var(--measure);
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md) var(--space-xl);
  color: var(--color-muted);
  font-size: 0.9rem;
}

/* Components: lightbox
   ------------------------------------------------------------------------- */
.lightbox {
  margin: auto;
  max-width: 92vw;
  max-height: 92vh;
  padding: 0;
  border: none;
  border-radius: var(--radius);
  background: transparent;
  overflow: visible;
}

.lightbox::backdrop {
  background: rgba(0, 0, 0, 0.85);
}

.lightbox__image {
  display: block;
  max-width: 92vw;
  max-height: 92vh;
  width: auto;
  height: auto;
  border-radius: var(--radius);
}

.lightbox__close {
  position: absolute;
  top: -2.6rem;
  right: 0;
  width: 2rem;
  height: 2rem;
  padding: 0;
  font-size: 1.6rem;
  line-height: 1;
  color: var(--color-text);
  background: transparent;
  border: none;
  cursor: pointer;
}

/* Responsive
   ------------------------------------------------------------------------- */
@media (max-width: 36rem) {
  .project { flex-direction: column; }
  .project__media { flex-basis: auto; width: 100%; height: auto; }
}