/* ==========================================================================
   Nick Munene — Personal Portfolio
   Authentic craft matching timothylong.com
   Typography: Ivy Ora Display + Neue Montreal + JetBrains Mono
   ========================================================================== */

@font-face {
  font-family: "Ivy Ora Display";
  src: url("./fonts/IvyOraDisplay-Light.woff2") format("woff2");
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Ivy Ora Display";
  src: url("./fonts/IvyOraDisplay-LightItalic.woff2") format("woff2");
  font-weight: 300;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "Neue Montreal";
  src: url("./fonts/PPNeueMontreal-Variable.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --color-neutral-100: oklch(0.97 0 0);
  --color-neutral-300: oklch(0.87 0 0);
  --color-neutral-500: oklch(0.556 0 0);
  --color-neutral-700: oklch(0.371 0 0);
  --color-neutral-950: oklch(0.145 0 0);
  --color-signal: oklch(0.873 0.186 124);

  --font-sans: "Neue Montreal", ui-sans-serif, system-ui, sans-serif;
  --font-serif: "Ivy Ora Display", ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-signal: cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
  -webkit-text-size-adjust: 100%;
}

body {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background-color: var(--color-neutral-950);
  color: var(--color-neutral-100);
  font-family: var(--font-sans);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body::before,
body::after {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
}

/* A quiet coordinate field gives the dark canvas a little depth without
   competing with the editorial typography. */
body::before {
  opacity: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    radial-gradient(circle at 50% 43%, rgba(255, 255, 255, 0.075), transparent 34rem);
  background-size: 4rem 4rem, 4rem 4rem, 100% 100%;
  mask-image: linear-gradient(to bottom, transparent, black 18%, black 78%, transparent);
  animation: fieldIn 1.8s var(--ease-out-expo) 0.1s forwards, gridDrift 18s linear 2s infinite;
}

body::after {
  opacity: 0;
  background:
    repeating-linear-gradient(0deg, transparent 0, transparent 0.3rem, rgba(255, 255, 255, 0.012) 0.35rem),
    radial-gradient(circle at 50% 42%, rgba(160, 190, 255, 0.065), transparent 24rem);
  filter: blur(1px);
  animation: atmosphereIn 2.4s var(--ease-out-expo) 0.35s forwards;
}

/* Exact typography classes from Timothy Long */
.font-serif {
  font-family: var(--font-serif);
}

.font-mono {
  font-family: var(--font-mono);
}

/* Center Stage Viewport (class="h-dvh flex items-center") */
.h-dvh {
  height: 100vh;
  height: 100dvh;
}

.flex {
  display: flex;
}

.items-center {
  align-items: center;
}

/* Container: p-5 sm:p-16 flex flex-col gap-4 text-center text-3xl lg:text-5xl leading-snug font-serif max-w-[1100px] mx-auto */
.hero-container {
  padding: 1.25rem;              /* p-5 */
  display: flex;
  flex-direction: column;
  gap: 1rem;                     /* gap-4 */
  text-align: center;
  font-family: var(--font-serif);
  font-size: 1.875rem;          /* text-3xl */
  line-height: 1.375;           /* leading-snug */
  font-weight: 300;
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}

@media (min-width: 640px) {
  .hero-container {
    padding: 4rem;              /* sm:p-16 */
  }
}

@media (min-width: 1024px) {
  .hero-container {
    font-size: 3rem;            /* lg:text-5xl */
    line-height: 1.15;
  }
}

.hero-title {
  font-family: var(--font-sans);
  font-size: inherit;
  line-height: inherit;
  font-weight: 300;
  letter-spacing: -0.045em;
}

.hero-desc {
  max-width: 44rem;
  margin: 0 auto;
  font-family: var(--font-serif);
  font-size: clamp(1.05rem, 1.8vw, 1.45rem);
  line-height: 1.3;
  font-weight: 300;
  font-style: italic;
  letter-spacing: -0.01em;
  color: inherit;
}

/* Fixed Bottom Navigation Dock:
   class="fixed inset-x-0 bottom-0 z-10 flex flex-col items-center gap-3 p-6 text-center text-[11px] md:text-xs font-mono text-neutral-500 sm:flex-row sm:items-center sm:justify-between sm:gap-0 sm:p-8 sm:text-left" */
.dock-nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;                  /* gap-3 */
  padding: 1.5rem;              /* p-6 */
  text-align: center;
  font-size: 11px;              /* text-[11px] */
  color: var(--color-neutral-500);
  line-height: 1.5;
}

@media (min-width: 640px) {
  .dock-nav {
    flex-direction: row;
    justify-content: space-between;
    gap: 0;
    padding: 2rem;              /* sm:p-8 */
    text-align: left;
  }
}

@media (min-width: 768px) {
  .dock-nav {
    font-size: 0.75rem;          /* md:text-xs */
  }
}

.dock-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;                  /* gap-6 */
}

.dock-link {
  position: relative;
  color: var(--color-neutral-500);
  text-decoration: none;
  transition: color 0.35s var(--ease-signal), transform 0.35s var(--ease-signal);
}

.dock-link::after {
  position: absolute;
  right: 0;
  bottom: -0.3rem;
  left: 0;
  height: 1px;
  background: var(--color-neutral-300);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.45s var(--ease-signal);
}

.dock-link:hover {
  color: var(--color-neutral-300);
  transform: translateY(-1px);
}

.dock-link:hover::after,
.dock-link:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.dock-coords-link {
  position: relative;
  color: var(--color-neutral-500);
  text-decoration: none;
  transition: color 0.35s var(--ease-signal), transform 0.35s var(--ease-signal);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.dock-coords-link::before {
  width: 0.35rem;
  height: 0.35rem;
  border: 1px solid currentColor;
  border-radius: 50%;
  content: "";
  box-shadow: 0 0 0 0 currentColor;
  transition: color 0.35s var(--ease-signal), box-shadow 0.45s var(--ease-signal);
  color: var(--color-signal);
  animation: beacon 2.8s ease-out 1.5s infinite;
}

.dock-coords-link:hover {
  color: var(--color-neutral-300);
  transform: translateY(-1px);
}

.dock-coords-link:hover::before,
.dock-coords-link:focus-visible::before {
  box-shadow: 0 0 0 0.2rem color-mix(in srgb, currentColor 15%, transparent);
}

.hidden-xs {
  display: none;
}

@media (min-width: 640px) {
  .hidden-xs {
    display: inline;
  }
}

.block-xs {
  display: block;
}

@media (min-width: 640px) {
  .block-xs {
    display: inline;
  }
}

/* Animations matching Timothy Long's Motion primitives */
@keyframes fieldIn {
  to {
    opacity: 1;
  }
}

@keyframes atmosphereIn {
  to {
    opacity: 1;
  }
}

@keyframes gridDrift {
  to {
    background-position: 4rem 4rem, 4rem 4rem, 0 0;
  }
}

@keyframes beacon {
  0%, 55%, 100% {
    box-shadow: 0 0 0 0 currentColor;
  }
  72% {
    box-shadow: 0 0 0 0.22rem transparent;
  }
}

@media (prefers-reduced-motion: reduce) {
  body::before,
  body::after {
    opacity: 1 !important;
    animation: none !important;
  }

  .dock-link,
  .dock-coords-link,
  .dock-link::after,
  .dock-coords-link::before {
    transition: none !important;
    animation: none !important;
  }
}