/* =============================================================
   Portfolio — Avali-themed stylesheet
   Inspired by Cynic1254's character design:
   iridescent wing feathers, yellow facial markings, dark body,
   blue-purple limb gradient, hot pink ear tufts
   ============================================================= */

@import url('https://fonts.googleapis.com/css2?family=Space+Mono:ital,wght@0,400;0,700;1,400&family=Syne:wght@400;600;700;800&display=swap');

:root {
  /* Core character palette */
  --yellow:   #eeec81;   /* facial feathers */
  --dark:     #1c242a;   /* body base */
  --blue:     #129ed8;   /* eye color / wing highlights */
  --purple:   #2f377b;   /* limb fade */
  --pink:     #e060a0;   /* ear tuft pink — the surprise accent */
  --white:    #d8e8f0;   /* feather highlight tips */

  /* Derived surfaces */
  --dark-1:   #212d35;   /* card surface */
  --dark-2:   #273340;   /* raised element */
  --dark-3:   #304050;   /* border */
  --dark-4:   #3d5060;   /* hover border */

  /* Text levels */
  --text-bright:  #e8f4f8;
  --text-mid:     #8ab4c8;
  --text-dim:     #4a7088;

  /* Iridescent feather shimmer — blue-teal-purple range */
  --shimmer-1: #129ed8;
  --shimmer-2: #4a9fd4;
  --shimmer-3: #7070cc;
  --shimmer-4: #2f377b;

  --font-display: 'Syne', sans-serif;
  --font-mono:    'Space Mono', monospace;

  --radius:    10px;
  --max-width: 980px;
  --transition: 180ms ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background-color: var(--dark);
  background-image:
    /* Subtle feather-scallop pattern — layered circles like wing coverts */
    radial-gradient(ellipse 60px 40px at 0% 0%, rgba(18,158,216,0.04) 0%, transparent 70%),
    radial-gradient(ellipse 60px 40px at 100px 0%, rgba(47,55,123,0.04) 0%, transparent 70%),
    /* Diagonal circuit-trace lines */
    repeating-linear-gradient(
      -45deg,
      transparent,
      transparent 40px,
      rgba(18,158,216,0.018) 40px,
      rgba(18,158,216,0.018) 41px
    );
  color: var(--text-mid);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--blue); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--yellow); }
img { display: block; max-width: 100%; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* =============================================================
   NAVIGATION
   ============================================================= */

.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(28, 36, 42, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--dark-3);
}

/* Feather-stripe accent under nav — mimics the stripe markings */
.site-nav::after {
  content: '';
  display: block;
  height: 2px;
  background: linear-gradient(90deg,
    var(--blue) 0%,
    var(--shimmer-3) 40%,
    var(--purple) 70%,
    var(--pink) 100%
  );
}

.site-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 58px;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  color: var(--yellow);
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Feather glyph before logo */
.nav-logo::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 14px;
  background: linear-gradient(180deg, var(--blue) 0%, var(--purple) 100%);
  clip-path: polygon(50% 0%, 100% 30%, 80% 100%, 20% 100%, 0% 30%);
}

.nav-logo:hover { color: var(--yellow); opacity: 0.85; }

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.72rem;
  color: var(--text-dim);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--yellow); }

/* =============================================================
   PAGE HEADER
   ============================================================= */

.page-header {
  padding: 4.5rem 0 3.5rem;
  position: relative;
  overflow: hidden;
}

/* Wing feather decorative backdrop — large scallop shapes */
.page-header::before {
  content: '';
  position: absolute;
  right: -60px;
  top: -20px;
  width: 420px;
  height: 420px;
  background:
    radial-gradient(ellipse 180px 240px at 60% 40%, rgba(18,158,216,0.08) 0%, transparent 70%),
    radial-gradient(ellipse 140px 180px at 80% 70%, rgba(47,55,123,0.1) 0%, transparent 70%),
    radial-gradient(ellipse 100px 130px at 40% 80%, rgba(224,96,160,0.06) 0%, transparent 70%);
  pointer-events: none;
}

/* Circuit trace horizontal line across header */
.page-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg,
    transparent 0%,
    var(--blue) 20%,
    var(--purple) 60%,
    transparent 100%
  );
}

.page-header .container { position: relative; }

.page-header__eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 0.6rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.page-header__title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 3.8rem);
  font-weight: 800;
  color: var(--yellow);
  line-height: 1.05;
  margin-bottom: 0.75rem;
  /* Text uses yellow against dark — very high contrast, like the facial feathers */
}

.page-header__tagline {
  font-size: 0.95rem;
  color: var(--text-mid);
  max-width: 480px;
  line-height: 1.65;
}

/* =============================================================
   ABOUT / BIO SECTION
   ============================================================= */

.about-section {
  padding: 2.5rem 0 2rem;
  position: relative;
}

/* Soft wing-glow behind the about block */
.about-section::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 700px;
  height: 200px;
  background: radial-gradient(ellipse 300px 100px at 50% 50%, rgba(18,158,216,0.04) 0%, transparent 70%);
  pointer-events: none;
}

.about-section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 1.5rem;
  right: 1.5rem;
  height: 1px;
  background: var(--dark-3);
}

.about-inner {
  background: var(--dark-1);
  border: 1px solid var(--dark-3);
  border-left: 3px solid var(--blue);
  border-radius: var(--radius);
  padding: 1.5rem 1.75rem;
  position: relative;
  overflow: hidden;
}

/* Pink corner accent — like the ear tuft peeking in */
.about-inner::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 60px;
  height: 60px;
  background: radial-gradient(ellipse at top right, rgba(224,96,160,0.18) 0%, transparent 70%);
  pointer-events: none;
}

.about-inner p {
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--text-mid);
  max-width: 640px;
}

.about-inner strong { color: var(--yellow); font-weight: 700; }

/* Skill tags */
.skills-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.25rem;
  list-style: none;
  padding: 0;
}

.skill-tag {
  font-size: 0.68rem;
  padding: 3px 11px;
  border-radius: 20px;
  letter-spacing: 0.04em;
  font-family: var(--font-mono);
  transition: all var(--transition);
  cursor: default;
}

/* Cycle through palette colors for skill tags — like different feather shades */
.skill-tag:nth-child(4n+1) { background: rgba(18,158,216,0.12);  border: 1px solid rgba(18,158,216,0.4);  color: #7dd4f0; }
.skill-tag:nth-child(4n+2) { background: rgba(47,55,123,0.18);   border: 1px solid rgba(47,55,123,0.5);   color: #9099d8; }
.skill-tag:nth-child(4n+3) { background: rgba(238,236,129,0.1);  border: 1px solid rgba(238,236,129,0.35); color: #d8d66a; }
.skill-tag:nth-child(4n+4) { background: rgba(224,96,160,0.1);   border: 1px solid rgba(224,96,160,0.35); color: #e080b8; }

.skill-tag:hover { transform: translateY(-1px); filter: brightness(1.2); }

/* =============================================================
   PROJECTS SECTION
   ============================================================= */

.projects-section {
  padding: 3rem 0 4rem;
  position: relative;
}

/* Large wing-span radial behind the projects grid */
.projects-section::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 40%;
  transform: translate(-50%, -50%);
  width: 900px;
  height: 600px;
  background:
    radial-gradient(ellipse 400px 300px at 30% 50%, rgba(18,158,216,0.04) 0%, transparent 65%),
    radial-gradient(ellipse 400px 300px at 70% 50%, rgba(47,55,123,0.05) 0%, transparent 65%),
    radial-gradient(ellipse 200px 200px at 50% 80%, rgba(224,96,160,0.03) 0%, transparent 65%);
  pointer-events: none;
  z-index: 0;
}

.projects-section .container { position: relative; z-index: 1; }

.section-label {
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 1.75rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  position: relative;
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--blue);
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
  box-shadow: 0 0 8px rgba(18,158,216,0.6);
}

.section-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--dark-3) 0%, transparent 100%);
}

.projects-grid {
  display: grid;
  gap: 1.25rem;
}

/* =============================================================
   PROJECT CARD — the main show
   ============================================================= */

.project-card {
  background: var(--dark-1);
  border: 1px solid var(--dark-3);
  border-radius: var(--radius);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 260px;
  grid-template-rows: auto 1fr;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  position: relative;
}

.project-card:hover {
  border-color: var(--dark-4);
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(18,158,216,0.08), 0 2px 8px rgba(0,0,0,0.3);
}

/* Top accent bar — the iridescent wing edge */
.project-card__accent {
  grid-column: 1 / -1;
  height: 3px;
}

/* Different gradient per status — like different feather colorings */
.project-card__accent--live    { background: linear-gradient(90deg, #129ed8, #4a9fd4, #2f377b); }
.project-card__accent--open    { background: linear-gradient(90deg, #30b060, #129ed8, #2f377b); }
.project-card__accent--wip     { background: linear-gradient(90deg, #eeec81, #d4c050, #129ed8); }
.project-card__accent--private { background: linear-gradient(90deg, #2f377b, #3a4090, #1c242a); }
.project-card__accent--default { background: linear-gradient(90deg, #129ed8, #2f377b); }

/* Feather-shaped decorative element — bottom right corner of card */
.project-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 260px; /* aligns with the image panel edge */
  width: 80px;
  height: 80px;
  background: radial-gradient(ellipse at bottom right, rgba(47,55,123,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.project-card__body {
  padding: 1.5rem 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

/* Status badge */
.project-card__status {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 20px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  align-self: flex-start;
}

.project-card__status::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
}

.project-card__status--live    { background: rgba(18,158,216,0.15);  color: #7dd4f0;  border: 1px solid rgba(18,158,216,0.3); }
.project-card__status--open    { background: rgba(48,176,96,0.15);   color: #70d090;  border: 1px solid rgba(48,176,96,0.3); }
.project-card__status--wip     { background: rgba(238,236,129,0.12); color: #d8d66a;  border: 1px solid rgba(238,236,129,0.3); }
.project-card__status--private { background: rgba(47,55,123,0.2);    color: #9099cc;  border: 1px solid rgba(47,55,123,0.4); }

.project-card__title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--yellow);
  line-height: 1.2;
}

.project-card__title a {
  color: inherit;
  transition: color var(--transition);
}
.project-card__title a:hover { color: var(--white); }

.project-card__summary {
  font-size: 0.875rem;
  color: var(--text-mid);
  line-height: 1.75;
}

.project-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  list-style: none;
  margin-top: 0.25rem;
}

.project-card__tag {
  font-size: 0.65rem;
  padding: 2px 8px;
  border-radius: 20px;
  border: 1px solid var(--dark-3);
  color: var(--text-dim);
  letter-spacing: 0.02em;
  transition: border-color var(--transition), color var(--transition);
}

.project-card:hover .project-card__tag {
  border-color: var(--dark-4);
  color: var(--text-mid);
}

.project-card__links {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--dark-3);
  margin-top: auto;
  font-size: 0.78rem;
}

.project-card__links .primary-link { color: var(--blue); font-weight: 700; }
.project-card__links .primary-link:hover { color: var(--yellow); }
.project-card__links .secondary-link { color: var(--text-dim); }
.project-card__links .secondary-link:hover { color: var(--text-mid); }
.project-card__links .sep { color: var(--dark-3); }

/* Image panel */
.project-card__image {
  overflow: hidden;
  background: var(--dark);
  position: relative;
}

.project-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.75;
  transition: opacity var(--transition), transform 300ms ease;
}

.project-card:hover .project-card__image img {
  opacity: 0.95;
  transform: scale(1.03);
}

/* Empty image placeholder — draws an Avali feather glyph */
.project-card__image--empty {
  display: flex;
  align-items: center;
  justify-content: center;
}

.feather-glyph {
  opacity: 0.2;
}

/* Corner-bracket accents on wide screens — techy targeting reticle feel */
@media (min-width: 860px) {
  .project-card {
    position: relative;
  }

  /* Top-left bracket */
  .project-card__body::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 10px;
    width: 14px;
    height: 14px;
    border-top: 1px solid var(--dark-4);
    border-left: 1px solid var(--dark-4);
    border-radius: 0;
    pointer-events: none;
    transition: border-color var(--transition);
  }

  /* Bottom-right bracket on body side */
  .project-card__body::after {
    content: '';
    position: absolute;
    bottom: 10px;
    left: 10px;
    width: 14px;
    height: 14px;
    border-bottom: 1px solid var(--dark-4);
    border-left: 1px solid var(--dark-4);
    pointer-events: none;
    transition: border-color var(--transition);
  }

  .project-card:hover .project-card__body::before,
  .project-card:hover .project-card__body::after {
    border-color: var(--blue);
  }
}

/* =============================================================
   FOOTER — richer atmosphere
   ============================================================= */

.site-footer {
  margin-top: 2rem;
  padding: 2rem 0 2.5rem;
  position: relative;
  overflow: hidden;
}

/* Multi-color top stripe — full character palette sweep */
.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg,
    transparent 0%,
    var(--purple) 15%,
    var(--blue) 40%,
    var(--shimmer-3) 60%,
    var(--pink) 85%,
    transparent 100%
  );
}

/* Feather glow pool behind footer content */
.site-footer::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 120px;
  background: radial-gradient(ellipse 280px 80px at 50% 100%,
    rgba(47,55,123,0.12) 0%,
    rgba(18,158,216,0.04) 50%,
    transparent 100%
  );
  pointer-events: none;
}

.site-footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 0.75rem;
  color: var(--text-dim);
  letter-spacing: 0.04em;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--yellow); }

.footer-copy {
  font-size: 0.7rem;
  color: var(--text-dim);
}

/* =============================================================
   PROJECT BREADCRUMB
   ============================================================= */

.project-breadcrumb {
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--dark-3);
}

.project-breadcrumb a { font-size: 0.8rem; color: var(--text-dim); }
.project-breadcrumb a:hover { color: var(--blue); }
.project-breadcrumb span { color: var(--dark-3); margin: 0 0.5rem; }
.project-breadcrumb .current { color: var(--text-mid); font-size: 0.8rem; }

/* =============================================================
   PROJECT DETAIL HERO
   ============================================================= */

.project-hero {
  padding: 3.5rem 0 2.5rem;
  position: relative;
  overflow: hidden;
}

/* Large wing-feather backdrop — scalloped radials */
.project-hero::before {
  content: '';
  position: absolute;
  right: -80px;
  top: -40px;
  width: 500px;
  height: 500px;
  background:
    radial-gradient(ellipse 200px 280px at 55% 35%, rgba(18,158,216,0.07) 0%, transparent 65%),
    radial-gradient(ellipse 160px 200px at 75% 65%, rgba(47,55,123,0.09) 0%, transparent 65%),
    radial-gradient(ellipse 120px 150px at 35% 80%, rgba(224,96,160,0.05) 0%, transparent 65%);
  pointer-events: none;
}

.project-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue) 30%, var(--purple) 70%, transparent);
}

.project-hero .container { position: relative; }

.project-hero__eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 0.6rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.project-hero__eyebrow::before { content: '//'; opacity: 0.5; }

.project-hero__title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4.5vw, 3rem);
  font-weight: 800;
  color: var(--yellow);
  line-height: 1.08;
  margin-bottom: 1rem;
}

.project-hero__summary {
  font-size: 0.95rem;
  color: var(--text-mid);
  max-width: 580px;
  line-height: 1.85;
  margin-bottom: 1.5rem;
}

.project-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 1.75rem;
}

.project-hero__tag {
  font-size: 0.72rem;
  padding: 3px 11px;
  border-radius: 20px;
  border: 1px solid var(--dark-3);
  color: var(--text-mid);
}

.project-hero__links {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.55rem 1.25rem;
  border-radius: 8px;
  font-size: 0.78rem;
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  transition: all var(--transition);
  cursor: pointer;
  font-weight: 700;
}

.btn--primary {
  background: var(--blue);
  color: var(--dark);
  border: 1px solid var(--blue);
}
.btn--primary:hover {
  background: var(--yellow);
  border-color: var(--yellow);
  color: var(--dark);
}

.btn--secondary {
  background: transparent;
  color: var(--text-mid);
  border: 1px solid var(--dark-3);
}
.btn--secondary:hover {
  border-color: var(--blue);
  color: var(--blue);
}

/* Stats row */
.project-stats {
  padding: 2rem 0;
  border-bottom: 1px solid var(--dark-3);
}

.project-stats .container {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
}

.project-stat__value {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--yellow) 0%, var(--blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.project-stat__label {
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-top: 0.25rem;
}

/* =============================================================
   PROJECT DETAIL CONTENT (Markdown prose)
   ============================================================= */

.project-content {
  padding: 3rem 0 4rem;
  max-width: 740px;
}

.project-content h2 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--yellow);
  margin: 3rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--dark-3);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.project-content h2::before {
  content: '';
  display: inline-block;
  width: 10px;
  height: 14px;
  background: linear-gradient(180deg, var(--blue) 0%, var(--purple) 100%);
  clip-path: polygon(50% 0%, 100% 30%, 80% 100%, 20% 100%, 0% 30%);
  flex-shrink: 0;
}

.project-content h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--blue);
  margin: 2rem 0 0.75rem;
}

.project-content p { margin-bottom: 1rem; font-size: 0.9rem; line-height: 1.9; }
.project-content ul, .project-content ol { margin: 0.75rem 0 1rem 1.25rem; font-size: 0.9rem; }
.project-content li { margin-bottom: 0.4rem; line-height: 1.75; }

.project-content a { color: var(--blue); border-bottom: 1px solid var(--dark-3); }
.project-content a:hover { color: var(--yellow); border-color: var(--yellow); }

.project-content strong { color: var(--yellow); font-weight: 700; }
.project-content em { color: var(--text-bright); font-style: italic; }

.project-content code {
  font-family: var(--font-mono);
  font-size: 0.82em;
  background: var(--dark-2);
  border: 1px solid var(--dark-3);
  border-radius: 4px;
  padding: 1px 6px;
  color: var(--blue);
}

.project-content pre {
  background: var(--dark-1);
  border: 1px solid var(--dark-3);
  border-left: 3px solid var(--purple);
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  overflow-x: auto;
  margin: 1.25rem 0;
}

.project-content pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 0.83rem;
  color: var(--text-mid);
}

.project-content blockquote {
  border-left: 3px solid var(--pink);
  padding-left: 1.25rem;
  margin: 1.5rem 0;
  color: var(--text-dim);
  font-style: italic;
}

.project-content img {
  border-radius: 8px;
  border: 1px solid var(--dark-3);
  margin: 1.75rem 0;
}

/* Callout boxes */
.callout {
  padding: 1.25rem 1.5rem;
  border-radius: 8px;
  margin: 1.5rem 0;
  font-size: 0.875rem;
  position: relative;
  overflow: hidden;
}

.callout--challenge {
  background: rgba(47,55,123,0.15);
  border: 1px solid rgba(47,55,123,0.35);
  border-left: 3px solid var(--purple);
}

.callout--challenge::after {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 40px; height: 40px;
  background: radial-gradient(ellipse at top right, rgba(224,96,160,0.15) 0%, transparent 70%);
}

.callout--solution {
  background: rgba(18,158,216,0.08);
  border: 1px solid rgba(18,158,216,0.25);
  border-left: 3px solid var(--blue);
}

.callout__label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.callout--challenge .callout__label { color: var(--pink); }
.callout--solution  .callout__label { color: var(--blue); }

/* =============================================================
   RESPONSIVE
   ============================================================= */

@media (max-width: 720px) {
  .project-card {
    grid-template-columns: 1fr;
  }
  .project-card__image {
    height: 180px;
  }
  .project-card::after { display: none; }
  .nav-links { gap: 1rem; }
  .page-header { padding: 3rem 0 2.5rem; }
  .project-stats .container { gap: 1.5rem; }
  .site-footer .container { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .container { padding: 0 1rem; }
  .nav-links { display: none; }
}