/* ============================================================
   Ty Jenkins Portfolio
   Palette: "Coastal Vibes"
   Dusk Blue #3d5a80 · Powder Blue #98c1d9 · Light Cyan #e0fbfc
   Burnt Peach #ee6c4d · Jet Black #293241
   ============================================================ */

/* ---- Theme tokens ---- */
:root,
[data-theme="light"] {
  --dusk:   #3d5a80;
  --powder: #98c1d9;
  --cyan:   #e0fbfc;
  --peach:  #ee6c4d;
  --jet:    #293241;

  --bg:          #eaf6f8;
  --bg-soft:     #ffffff;
  --surface:     #ffffff;
  --surface-2:   #f3fafc;
  --text:        #293241;
  --text-muted:  #5a6b7d;
  --heading:     #3d5a80;
  --accent:      #ee6c4d;
  --accent-ink:  #ffffff;
  --link:        #3d5a80;
  --border:      rgba(61, 90, 128, 0.16);
  --chip-bg:     rgba(61, 90, 128, 0.08);
  --chip-text:   #3d5a80;
  --shadow:      0 14px 40px rgba(41, 50, 65, 0.12);
  --shadow-sm:   0 4px 14px rgba(41, 50, 65, 0.10);
  --nav-bg:      rgba(255, 255, 255, 0.78);
  --hero-from:   #3d5a80;
  --hero-to:     #98c1d9;
  --hero-ink:    #f7fdff;
  --hero-ink-soft: rgba(247, 253, 255, 0.85);
}

[data-theme="dark"] {
  --bg:          #1e252e;
  --bg-soft:     #232c38;
  --surface:     #293241;
  --surface-2:   #313c4d;
  --text:        #e0fbfc;
  --text-muted:  #9fb3c4;
  --heading:     #98c1d9;
  --accent:      #ee6c4d;
  --accent-ink:  #20262f;
  --link:        #98c1d9;
  --border:      rgba(152, 193, 217, 0.18);
  --chip-bg:     rgba(152, 193, 217, 0.12);
  --chip-text:   #98c1d9;
  --shadow:      0 16px 44px rgba(0, 0, 0, 0.45);
  --shadow-sm:   0 6px 18px rgba(0, 0, 0, 0.35);
  --nav-bg:      rgba(32, 39, 49, 0.82);
  --hero-from:   #293241;
  --hero-to:     #3d5a80;
  --hero-ink:    #e0fbfc;
  --hero-ink-soft: rgba(224, 251, 252, 0.78);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 17px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.35s ease, color 0.35s ease;
}

h1, h2, h3, .brand {
  font-family: "Poppins", "Inter", sans-serif;
  color: var(--heading);
  line-height: 1.15;
}

a { color: var(--link); text-decoration: none; transition: color 0.2s ease; }
a:hover { color: var(--accent); }

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

/* ---- Navigation ---- */
.navbar {
  position: fixed;
  top: 0; left: 0;
  z-index: 50;
  width: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px clamp(18px, 5vw, 56px);
  background: var(--nav-bg);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border);
  transition: background-color 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}
.navbar.scrolled { box-shadow: var(--shadow-sm); }

.brand {
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
  color: var(--heading);
  margin-right: auto;
}
.brand span { color: var(--accent); }

.nav-links ul {
  display: flex;
  gap: clamp(10px, 2.5vw, 30px);
  margin: 0;
  padding: 0;
  list-style: none;
}
.nav-links a {
  color: var(--text);
  font-weight: 500;
  font-size: 1rem;
  padding: 6px 2px;
  position: relative;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width 0.25s ease;
}
.nav-links a:hover { color: var(--accent); }
.nav-links a:hover::after { width: 100%; }

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px; height: 42px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--heading);
  font-size: 1.05rem;
  cursor: pointer;
  transition: transform 0.2s ease, color 0.2s ease, background-color 0.2s ease;
}
.theme-toggle:hover { color: var(--accent); transform: rotate(-15deg) scale(1.06); }
.theme-toggle:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform 0.08s ease, box-shadow 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}
.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 10px 24px rgba(238, 108, 77, 0.35);
}
.btn-primary:hover { color: var(--accent-ink); transform: translateY(-2px); box-shadow: 0 14px 30px rgba(238, 108, 77, 0.45); }
.btn-ghost {
  background: transparent;
  color: var(--hero-ink);
  border-color: rgba(255, 255, 255, 0.55);
}
.btn-ghost:hover { background: rgba(255, 255, 255, 0.15); color: var(--hero-ink); transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(0.98); }

/* ---- Hero ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 24px 80px;
  color: var(--hero-ink);
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(152, 193, 217, 0.45), transparent 60%),
    linear-gradient(135deg, var(--hero-from) 0%, var(--hero-to) 100%);
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: radial-gradient(rgba(255, 255, 255, 0.10) 1px, transparent 1px);
  background-size: 26px 26px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
  -webkit-mask-image: linear-gradient(to bottom, black, transparent 85%);
}
.hero-inner { position: relative; z-index: 1; max-width: 760px; }
.hero-kicker {
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--hero-ink-soft);
  margin: 0 0 10px;
}
.hero-title {
  font-size: clamp(3rem, 11vw, 7rem);
  font-weight: 800;
  margin: 0;
  color: var(--hero-ink);
  letter-spacing: -0.03em;
}
.hero-subtitle {
  font-size: clamp(1.05rem, 2.6vw, 1.4rem);
  color: var(--hero-ink-soft);
  max-width: 560px;
  margin: 18px auto 36px;
}
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.scroll-cue {
  position: absolute;
  bottom: 26px; left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  color: var(--hero-ink-soft);
  font-size: 1.4rem;
  animation: bob 2s ease-in-out infinite;
}
.scroll-cue:hover { color: var(--hero-ink); }
@keyframes bob { 0%,100% { transform: translate(-50%, 0); } 50% { transform: translate(-50%, 8px); } }

/* ---- Sections ---- */
.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(70px, 10vw, 120px) clamp(20px, 5vw, 56px);
}
.section-alt { max-width: none; background: var(--surface-2); transition: background-color 0.35s ease; }
.section-alt > * { max-width: 1180px; margin-left: auto; margin-right: auto; }

.section-head { text-align: center; margin-bottom: 50px; }
.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
}
.section-head h2 {
  font-size: clamp(2rem, 5vw, 2.8rem);
  margin: 0;
}
.section-head h2::after {
  content: "";
  display: block;
  width: 64px; height: 4px;
  margin: 16px auto 0;
  border-radius: 4px;
  background: var(--accent);
}
.section-sub {
  max-width: 620px;
  margin: 16px auto 0;
  color: var(--text-muted);
}

/* ---- About ---- */
.about-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: clamp(28px, 5vw, 60px);
  align-items: center;
}
.about-media { text-align: center; }
.bioPic {
  width: 100%;
  border-radius: 18px;
  box-shadow: var(--shadow);
  border: 4px solid var(--surface);
}
.about-caption {
  display: block;
  margin-top: 12px;
  font-size: 0.9rem;
  color: var(--text-muted);
  font-style: italic;
}
.about-body p { margin: 0 0 18px; color: var(--text); }
.about-skills { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.about-skills span {
  background: var(--chip-bg);
  color: var(--chip-text);
  font-size: 0.86rem;
  font-weight: 600;
  padding: 7px 14px;
  border-radius: 999px;
}

/* ---- Projects ---- */
.projectsContainer {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: 28px;
}
.project-card {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
.project-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: var(--powder);
}
.project-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--surface-2);
}
.project-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.project-card:hover .project-thumb img { transform: scale(1.06); }

.project-body { display: flex; flex-direction: column; flex: 1; padding: 22px; }
.project-body h3 { margin: 0 0 10px; font-size: 1.3rem; }
.project-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin: 0 0 16px;
}
.project-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 18px; }
.project-tags span {
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--chip-text);
  background: var(--chip-bg);
  padding: 4px 10px;
  border-radius: 6px;
}
.project-links { display: flex; gap: 18px; margin-top: auto; }
.project-links a {
  font-weight: 600;
  font-size: 0.92rem;
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.project-links a:hover { color: var(--accent); }

/* ---- Contact ---- */
#contact { text-align: center; }
.email-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: "Poppins", sans-serif;
  font-size: clamp(1.2rem, 4vw, 2rem);
  font-weight: 600;
  color: var(--heading);
}
.email-link:hover { color: var(--accent); }
.social-icons { margin-top: 34px; display: flex; gap: 22px; justify-content: center; }
.social-icons a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--heading);
  font-size: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.social-icons a:hover { transform: translateY(-4px); color: var(--accent); border-color: var(--accent); }

/* ---- Footer ---- */
.footer {
  text-align: center;
  padding: 30px 20px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ---- Responsive ---- */
@media (max-width: 760px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-media { max-width: 300px; margin: 0 auto; }
  .brand { font-size: 1.2rem; }
  .nav-links a { font-size: 0.92rem; }
}

@media (max-width: 480px) {
  body { font-size: 16px; }
  .navbar { gap: 8px; padding: 12px 16px; }
  .brand { margin-right: auto; }
  .nav-links ul { gap: 12px; }
  .nav-links a { font-size: 0.82rem; }
  .theme-toggle { width: 38px; height: 38px; }
}

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