/* ==========================================================================
   Ionify Digital — design system
   ========================================================================== */

/* --- Tokens --------------------------------------------------------------- */
:root {
  /* Brand palette */
  --yellow-soft: oklch(94% 0.06 105);
  --mint: oklch(90% 0.07 150);
  --aqua: oklch(85% 0.07 195);
  --teal-soft: oklch(82% 0.08 210);

  /* Surfaces & text */
  --background: oklch(99.5% 0.003 110);
  --foreground: oklch(22% 0.02 250);
  --card: oklch(100% 0 0);
  --muted: oklch(96.5% 0.008 200);
  --muted-foreground: oklch(50% 0.02 250);
  --secondary: oklch(96% 0.01 200);
  --border: oklch(92% 0.01 220);
  --ring: oklch(78% 0.08 180);
  --emerald: oklch(69.6% 0.17 162.48);
  --amber: oklch(76.9% 0.188 70.08);

  /* Gradients */
  --gradient-brand-strong: linear-gradient(
    135deg,
    oklch(88% 0.1 105) 0%,
    oklch(82% 0.12 160) 40%,
    oklch(75% 0.12 200) 100%
  );
  --gradient-brand: linear-gradient(
    135deg,
    var(--yellow-soft) 0%,
    var(--mint) 35%,
    var(--aqua) 70%,
    var(--teal-soft) 100%
  );
  --gradient-brand-soft: linear-gradient(
    135deg,
    color-mix(in oklab, var(--yellow-soft) 35%, white) 0%,
    color-mix(in oklab, var(--mint) 35%, white) 50%,
    color-mix(in oklab, var(--aqua) 35%, white) 100%
  );
  --gradient-mesh: radial-gradient(
      circle at 15% 20%,
      color-mix(in oklab, var(--yellow-soft) 60%, transparent) 0,
      transparent 45%
    ),
    radial-gradient(
      circle at 85% 10%,
      color-mix(in oklab, var(--aqua) 55%, transparent) 0,
      transparent 50%
    ),
    radial-gradient(
      circle at 50% 90%,
      color-mix(in oklab, var(--mint) 55%, transparent) 0,
      transparent 55%
    );

  /* Elevation */
  --shadow-soft: 0 4px 24px -8px oklch(50% 0.05 220 / 0.12);
  --shadow-elevated: 0 20px 50px -20px oklch(50% 0.05 220 / 0.25);
  --shadow-glow: 0 10px 40px -10px color-mix(in oklab, var(--aqua) 60%, transparent);

  /* Type */
  --font-body: "Inter", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --font-display: "Manrope", ui-sans-serif, system-ui, -apple-system, sans-serif;

  /* Metrics */
  --radius: 1rem;
  --shell: 80rem;
  --gutter: 1.5rem;
}

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

* {
  margin: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--background);
  color: var(--foreground);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

ul {
  list-style: none;
  padding: 0;
}

:focus-visible {
  outline: 2px solid var(--ring);
  outline-offset: 2px;
  border-radius: 4px;
}

/* --- Layout primitives ---------------------------------------------------- */
.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section {
  padding-block: 5rem;
}

.section--tight {
  padding-block: 3rem 5rem;
}

.stack-narrow {
  max-width: 42rem;
}

.stack-center {
  max-width: 48rem;
  margin-inline: auto;
  text-align: center;
}

/* --- Typography ----------------------------------------------------------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0.75rem;
  border: 1px solid color-mix(in oklab, var(--border) 70%, transparent);
  border-radius: 999px;
  background: color-mix(in oklab, var(--background) 60%, transparent);
  backdrop-filter: blur(8px);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted-foreground);
}

.eyebrow--plain {
  text-transform: none;
  letter-spacing: 0;
}

.eyebrow__dot {
  width: 0.375rem;
  height: 0.375rem;
  border-radius: 999px;
  background-image: var(--gradient-brand-strong);
}

.display {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.1;
}

.display--xl {
  font-size: clamp(2.75rem, 6vw, 4.5rem);
  line-height: 1.05;
}

.display--lg {
  font-size: clamp(2.25rem, 4.5vw, 3.5rem);
}

.display--md {
  font-size: clamp(2rem, 4vw, 3rem);
}

.gradient-text {
  background-image: var(--gradient-brand-strong);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

.lede {
  color: var(--muted-foreground);
  font-size: 1.0625rem;
}

.lede--lg {
  font-size: clamp(1.0625rem, 1.6vw, 1.25rem);
}

.muted {
  color: var(--muted-foreground);
}

/* --- Buttons -------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: transform 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
}

.btn--brand {
  background-image: var(--gradient-brand-strong);
  color: var(--foreground);
  box-shadow: var(--shadow-glow);
}

.btn--brand:hover {
  transform: translateY(-2px);
}

.btn--ghost {
  border-color: var(--border);
  background-color: color-mix(in oklab, var(--background) 80%, transparent);
  backdrop-filter: blur(8px);
}

.btn--ghost:hover {
  background-color: var(--secondary);
}

.btn--sm {
  padding: 0.625rem 1.25rem;
}

.btn__icon {
  width: 1rem;
  height: 1rem;
  transition: transform 0.2s ease;
}

.btn:hover .btn__icon {
  transform: translateX(2px);
}

/* --- Header --------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid color-mix(in oklab, var(--border) 60%, transparent);
  background-color: color-mix(in oklab, var(--background) 75%, transparent);
  backdrop-filter: blur(20px);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.site-header__logo img {
  height: 1.75rem;
  width: auto;
}

.nav {
  display: none;
  align-items: center;
  gap: 0.25rem;
}

.nav__link {
  padding: 0.5rem 1rem;
  border-radius: 999px;
  font-size: 0.875rem;
  color: var(--muted-foreground);
  transition: color 0.2s ease, background-color 0.2s ease;
}

.nav__link:hover {
  color: var(--foreground);
  background-color: color-mix(in oklab, var(--secondary) 70%, transparent);
}

.nav__link.is-active {
  color: var(--foreground);
  font-weight: 500;
}

.site-header__cta {
  display: none;
}

.menu-toggle {
  display: inline-flex;
  padding: 0.5rem;
  border: 0;
  border-radius: 0.5rem;
  background: transparent;
  cursor: pointer;
}

.menu-toggle svg {
  width: 1.25rem;
  height: 1.25rem;
}

.mobile-nav {
  display: none;
  border-top: 1px solid color-mix(in oklab, var(--border) 60%, transparent);
  padding-block: 0.75rem 1.25rem;
}

.mobile-nav.is-open {
  display: block;
}

.mobile-nav__link {
  display: block;
  padding: 0.625rem 0;
  font-size: 0.9375rem;
  color: var(--muted-foreground);
}

.mobile-nav__link.is-active,
.mobile-nav__link:hover {
  color: var(--foreground);
}

.mobile-nav .btn {
  margin-top: 0.75rem;
  width: 100%;
}

@media (min-width: 48rem) {
  .nav,
  .site-header__cta {
    display: flex;
  }

  .menu-toggle,
  .mobile-nav.is-open {
    display: none;
  }
}

/* --- Hero ----------------------------------------------------------------- */
.hero {
  position: relative;
  overflow: hidden;
}

.hero__mesh,
.hero__veil {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__mesh {
  background-image: var(--gradient-mesh);
  opacity: 0.8;
}

.hero__veil {
  background-image: radial-gradient(circle at 50% -10%, white, transparent 60%);
}

.hero__blob {
  position: absolute;
  border-radius: 999px;
  filter: blur(64px);
  pointer-events: none;
  will-change: transform;
}

.hero__blob--one {
  top: -5rem;
  left: -5rem;
  width: 20rem;
  height: 20rem;
  background-image: var(--gradient-brand-strong);
  opacity: 0.4;
}

.hero__blob--two {
  top: 10rem;
  right: -6rem;
  width: 24rem;
  height: 24rem;
  background-image: var(--gradient-brand);
  opacity: 0.5;
}

.hero__inner {
  position: relative;
  padding-block: 6rem;
}

.hero__title {
  margin-top: 1.5rem;
}

.hero__text {
  max-width: 42rem;
  margin-inline: auto;
  margin-top: 1.5rem;
}

.hero__break {
  display: none;
}

.hero__actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 2.5rem;
}

.hero--page .hero__inner {
  padding-block: 6rem 3rem;
}

@media (min-width: 40rem) {
  .hero__actions {
    flex-direction: row;
  }
}

@media (min-width: 48rem) {
  .section {
    padding-block: 7rem;
  }

  .hero__inner {
    padding-block: 8rem 9rem;
  }

  .hero--page .hero__inner {
    padding-block: 8rem 3rem;
  }

  .hero__break {
    display: block;
  }
}

/* --- Cards ---------------------------------------------------------------- */
.grid {
  display: grid;
  gap: 1.25rem;
}

.grid--3 {
  grid-template-columns: 1fr;
}

.grid--2 {
  grid-template-columns: 1fr;
}

@media (min-width: 40rem) {
  .grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 48rem) {
  .grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 64rem) {
  .grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  height: 100%;
  padding: 1.5rem;
  border: 1px solid color-mix(in oklab, var(--border) 70%, transparent);
  border-radius: 1.5rem;
  background-color: var(--card);
  box-shadow: var(--shadow-soft);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-elevated);
}

.card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 0.75rem;
  background-image: var(--gradient-brand-soft);
}

.card__icon svg {
  width: 1.25rem;
  height: 1.25rem;
  color: color-mix(in oklab, var(--foreground) 80%, transparent);
}

.card__title {
  margin-top: 1.25rem;
  font-size: 1.125rem;
  font-weight: 600;
}

.card__text {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

/* Highlight card (brand gradient) */
.card--brand {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-color: transparent;
  background-image: var(--gradient-brand-strong);
  box-shadow: var(--shadow-glow);
}

.card--brand:hover {
  box-shadow: var(--shadow-glow);
}

.card--brand .card__text {
  color: color-mix(in oklab, var(--foreground) 80%, transparent);
}

.card__heading-lg {
  margin-top: 1.25rem;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
}

.card__arrow {
  width: 1.5rem;
  height: 1.5rem;
  margin-top: 1.5rem;
  transition: transform 0.25s ease;
}

.card--brand:hover .card__arrow {
  transform: translate(4px, -4px);
}

/* --- Pills / badges ------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 500;
  background-color: color-mix(in oklab, var(--background) 70%, transparent);
  backdrop-filter: blur(8px);
}

.badge--muted {
  background-color: color-mix(in oklab, var(--background) 60%, transparent);
  color: var(--muted-foreground);
}

.badge__dot {
  width: 0.375rem;
  height: 0.375rem;
  border-radius: 999px;
}

.badge__dot--live {
  background-color: var(--emerald);
}

.badge__dot--dev {
  background-color: var(--amber);
}

.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2.5rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border: 1px solid color-mix(in oklab, var(--border) 70%, transparent);
  border-radius: 999px;
  background-color: var(--card);
  box-shadow: var(--shadow-soft);
  font-size: 0.875rem;
}

/* --- Philosophy ----------------------------------------------------------- */
.principle {
  display: flex;
  gap: 1.25rem;
  padding: 1.5rem;
  border: 1px solid color-mix(in oklab, var(--border) 60%, transparent);
  border-radius: 1.5rem;
  background-color: color-mix(in oklab, var(--background) 70%, transparent);
  backdrop-filter: blur(8px);
  height: 100%;
}

.principle__number {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.75rem;
  background-image: var(--gradient-brand-strong);
  font-size: 0.875rem;
  font-weight: 600;
}

.principle__title {
  font-size: 1.125rem;
  font-weight: 600;
}

.principle__text {
  margin-top: 0.375rem;
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

/* --- Project cards -------------------------------------------------------- */
.project {
  position: relative;
  display: block;
  height: 100%;
  padding: 1.75rem;
  border: 1px solid color-mix(in oklab, var(--border) 70%, transparent);
  border-radius: 1.5rem;
  background-color: var(--card);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.project:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-elevated);
}

.project--live {
  border-color: transparent;
  background-image: var(--gradient-brand-strong);
  box-shadow: var(--shadow-glow);
}

.project--live:hover {
  box-shadow: var(--shadow-glow);
}

.project__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.project__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 1rem;
  background-color: color-mix(in oklab, var(--background) 70%, transparent);
  backdrop-filter: blur(8px);
}

.project__icon svg {
  width: 1.25rem;
  height: 1.25rem;
  color: color-mix(in oklab, var(--foreground) 80%, transparent);
}

.project__title {
  margin-top: 2rem;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
}

.project__text {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.project--live .project__text {
  color: color-mix(in oklab, var(--foreground) 80%, transparent);
}

.project__arrow {
  position: absolute;
  right: 1.75rem;
  bottom: 1.75rem;
  width: 1.25rem;
  height: 1.25rem;
  opacity: 0.7;
  transition: transform 0.25s ease;
}

.project--live:hover .project__arrow {
  transform: translate(2px, -2px);
}

/* --- Split (text + image) ------------------------------------------------- */
.split {
  display: grid;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 48rem) {
  .split {
    grid-template-columns: repeat(2, 1fr);
  }
}

.media {
  position: relative;
  overflow: hidden;
  border-radius: 2rem;
  box-shadow: var(--shadow-elevated);
}

.media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media--4x3 img {
  aspect-ratio: 4 / 3;
}

.media--16x10 img {
  aspect-ratio: 16 / 10;
}

/* --- CTA band ------------------------------------------------------------- */
.cta {
  padding-inline: var(--gutter);
  padding-bottom: 6rem;
}

.cta__inner {
  position: relative;
  max-width: 64rem;
  margin-inline: auto;
  padding: 2.5rem;
  border-radius: 2.5rem;
  background-image: var(--gradient-brand-strong);
  box-shadow: var(--shadow-glow);
  text-align: center;
  overflow: hidden;
}

.cta__mesh {
  position: absolute;
  inset: 0;
  background-image: var(--gradient-mesh);
  opacity: 0.5;
  pointer-events: none;
}

.cta__content {
  position: relative;
}

.cta__text {
  max-width: 36rem;
  margin-inline: auto;
  margin-top: 1.25rem;
  color: color-mix(in oklab, var(--foreground) 80%, transparent);
}

.cta__inner .btn {
  margin-top: 2rem;
  background-color: var(--background);
  box-shadow: var(--shadow-soft);
}

.cta__inner .btn:hover {
  transform: translateY(-2px);
}

@media (min-width: 48rem) {
  .cta__inner {
    padding: 4rem;
  }
}

/* --- Footer --------------------------------------------------------------- */
.site-footer {
  position: relative;
  border-top: 1px solid color-mix(in oklab, var(--border) 60%, transparent);
  background-color: var(--background);
  isolation: isolate;
}

.site-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: var(--gradient-brand-soft);
  opacity: 0.3;
}

.site-footer__grid {
  display: grid;
  gap: 2.5rem;
  padding-block: 3.5rem;
}

@media (min-width: 48rem) {
  .site-footer__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .site-footer__brand {
    grid-column: span 2;
  }
}

.site-footer__brand img {
  height: 1.75rem;
  width: auto;
}

.site-footer__tagline {
  max-width: 24rem;
  margin-top: 1rem;
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.site-footer h4 {
  font-size: 0.875rem;
  font-weight: 600;
}

.site-footer ul {
  margin-top: 0.75rem;
  display: grid;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.site-footer ul a:hover {
  color: var(--foreground);
}

.site-footer__bar {
  border-top: 1px solid color-mix(in oklab, var(--border) 60%, transparent);
}

.site-footer__bar p {
  padding-block: 1.5rem;
  font-size: 0.75rem;
  color: var(--muted-foreground);
}

/* --- Contact form --------------------------------------------------------- */
.contact-layout {
  display: grid;
  gap: 2.5rem;
  align-items: start;
}

@media (min-width: 64rem) {
  .contact-layout {
    grid-template-columns: 0.8fr 1.2fr;
  }
}

.contact-panel {
  padding: 2rem;
  border: 1px solid color-mix(in oklab, var(--border) 70%, transparent);
  border-radius: 1.5rem;
  background-image: var(--gradient-brand-soft);
  box-shadow: var(--shadow-soft);
}

.contact-panel__title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
}

.contact-panel__text {
  margin-top: 0.75rem;
  font-size: 0.9375rem;
  color: var(--muted-foreground);
}

.contact-panel__mail {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  padding: 0.625rem 1rem;
  border-radius: 999px;
  background-color: color-mix(in oklab, var(--background) 75%, transparent);
  font-size: 0.875rem;
  font-weight: 500;
  backdrop-filter: blur(8px);
}

.contact-panel__mail svg {
  width: 1rem;
  height: 1rem;
}

.form {
  padding: 2rem;
  border: 1px solid color-mix(in oklab, var(--border) 70%, transparent);
  border-radius: 1.5rem;
  background-color: var(--card);
  box-shadow: var(--shadow-soft);
}

.form__row {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 40rem) {
  .form__row--2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

.field {
  display: grid;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.field label {
  font-size: 0.875rem;
  font-weight: 500;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: 0.875rem;
  background-color: var(--background);
  font-size: 0.9375rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--ring);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--ring) 25%, transparent);
}

.field textarea {
  min-height: 9rem;
  resize: vertical;
}

.form__note {
  margin-top: 1rem;
  font-size: 0.75rem;
  color: var(--muted-foreground);
}

.form .btn {
  width: 100%;
}

/* --- Scroll reveal -------------------------------------------------------- */
/* Scoped to .js so the page stays readable without JavaScript. */
.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
  }
}