/* ==========================================================================
   Gumdrop Workflows — base.css
   Design tokens, reset, typography, layout primitives.
   Shared by every page on the site (landing, service pages, blog).
   ========================================================================== */

:root {
  /* ---- Brand core ------------------------------------------------------ */
  --void:          #06000F;   /* deepest background */
  --ink:           #0A0117;   /* brand base (matches live site) */
  --ink-2:         #0D021C;   /* raised surface */
  --ink-3:         #12042A;   /* card surface */
  --plum:          #250652;   /* deep purple fill */

  --violet:        #6F19E0;   /* primary brand purple */
  --violet-lite:   #8855FF;   /* hover / glow purple */
  --violet-soft:   #A97CFF;   /* text-on-dark accent */
  --iris:          #4C6FFF;   /* cool secondary for gradients */
  --cyan:          #35D6FF;   /* rare accent, arcs + charts */

  /* ---- Text ------------------------------------------------------------ */
  --text:          #FFFFFF;
  --text-2:        rgba(255, 255, 255, 0.72);
  --text-3:        rgba(255, 255, 255, 0.52);
  --text-4:        rgba(255, 255, 255, 0.34);

  /* ---- Lines & glass --------------------------------------------------- */
  --line:          rgba(255, 255, 255, 0.09);
  --line-2:        rgba(255, 255, 255, 0.14);
  --line-hot:      rgba(136, 85, 255, 0.40);
  --glass:         rgba(255, 255, 255, 0.035);
  --glass-2:       rgba(255, 255, 255, 0.06);

  /* ---- Gradients ------------------------------------------------------- */
  --grad-brand:    linear-gradient(135deg, #8855FF 0%, #6F19E0 55%, #4C6FFF 100%);
  --grad-text:     linear-gradient(100deg, #FFFFFF 0%, #FFFFFF 38%, #B79BFF 68%, #7DA2FF 100%);
  --grad-edge:     linear-gradient(180deg, rgba(255,255,255,.16), rgba(255,255,255,0) 60%);
  --grad-fade:     linear-gradient(180deg, rgba(10,1,23,0) 0%, var(--ink) 100%);

  /* ---- Shadows --------------------------------------------------------- */
  --sh-sm:         0 2px 8px rgba(0, 0, 0, .40);
  --sh-md:         0 18px 48px -18px rgba(0, 0, 0, .80);
  --sh-lg:         0 40px 90px -30px rgba(0, 0, 0, .90);
  --sh-glow:       0 0 0 1px rgba(136,85,255,.28), 0 22px 60px -22px rgba(111, 25, 224, .70);

  /* ---- Type ------------------------------------------------------------ */
  --font-display:  "Rethink Sans", "Inter Tight", system-ui, -apple-system, sans-serif;
  --font-body:     "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-ui:       "Inter Tight", "Inter", system-ui, sans-serif;
  --font-mono:     ui-monospace, "SF Mono", "JetBrains Mono", Menlo, monospace;

  /* Fluid display scale */
  --fs-hero:       clamp(2.65rem, 1.30rem + 5.6vw, 5.25rem);
  --fs-h2:         clamp(2.05rem, 1.35rem + 2.6vw, 3.35rem);
  --fs-h3:         clamp(1.20rem, 1.08rem + 0.5vw, 1.45rem);
  --fs-lead:       clamp(1.02rem, 0.96rem + 0.34vw, 1.20rem);
  --fs-body:       1rem;
  --fs-sm:         0.90rem;
  --fs-xs:         0.795rem;

  /* ---- Space & shape --------------------------------------------------- */
  --shell:         1220px;
  --gutter:        clamp(1.15rem, 0.6rem + 2.4vw, 2.5rem);
  --section-y:     clamp(4.5rem, 3rem + 7vw, 8.5rem);

  --r-sm:          10px;
  --r-md:          16px;
  --r-lg:          24px;
  --r-xl:          32px;
  --r-pill:        999px;

  /* ---- Motion ---------------------------------------------------------- */
  --ease:          cubic-bezier(.22, 1, .36, 1);
  --ease-io:       cubic-bezier(.65, .05, .36, 1);
  --t-fast:        .18s;
  --t-med:         .38s;
  --t-slow:        .75s;

  --nav-h:         76px;
}

/* ==========================================================================
   Reset
   ========================================================================== */

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

* { margin: 0; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 24px);
  /* `clip` rather than `hidden` — it kills sideways scroll without creating a
     scroll container, so position: sticky keeps working (FAQ aside). */
  overflow-x: clip;
}

body {
  background: var(--ink);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: 450;
  line-height: 1.62;
  letter-spacing: -0.006em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

img, svg, video, canvas { display: block; max-width: 100%; }
img { height: auto; }

button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; }

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

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

:focus-visible {
  outline: 2px solid var(--violet-lite);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection { background: rgba(136, 85, 255, .40); color: #fff; }

/* Scrollbar */
::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-track { background: var(--ink); }
::-webkit-scrollbar-thumb {
  background: rgba(136, 85, 255, .30);
  border: 3px solid var(--ink);
  border-radius: var(--r-pill);
}
::-webkit-scrollbar-thumb:hover { background: rgba(136, 85, 255, .55); }
html { scrollbar-color: rgba(136,85,255,.35) var(--ink); scrollbar-width: thin; }

/* ==========================================================================
   Typography
   ========================================================================== */

h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -0.033em;
  text-wrap: balance;
}

h1 { font-size: var(--fs-hero); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); line-height: 1.25; letter-spacing: -0.02em; }

p { text-wrap: pretty; }

.lead {
  font-size: var(--fs-lead);
  color: var(--text-2);
  font-weight: 450;
  line-height: 1.66;
}

.grad-text {
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ==========================================================================
   Layout primitives
   ========================================================================== */

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

.section {
  position: relative;
  padding-block: var(--section-y);
}

.section--tight { padding-block: clamp(3rem, 2rem + 4vw, 5rem); }

.stack   { display: flex; flex-direction: column; }
.row     { display: flex; align-items: center; }
.wrap    { flex-wrap: wrap; }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip-link {
  position: fixed; top: 10px; left: 10px; z-index: 999;
  padding: .7rem 1.1rem; border-radius: var(--r-sm);
  background: var(--violet); color: #fff; font-weight: 600;
  transform: translateY(-160%);
  transition: transform var(--t-fast) var(--ease);
}
.skip-link:focus-visible { transform: translateY(0); }

/* ==========================================================================
   Section headers (eyebrow + title + lead)
   ========================================================================== */

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  font-family: var(--font-ui);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--violet-soft);
  padding: .42rem .85rem .42rem .62rem;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: linear-gradient(180deg, rgba(136,85,255,.14), rgba(136,85,255,.04));
  backdrop-filter: blur(8px);
}

.eyebrow::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--violet-lite);
  box-shadow: 0 0 10px 2px rgba(136, 85, 255, .9);
  animation: pulse-dot 2.4s var(--ease-io) infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1;   transform: scale(1); }
  50%      { opacity: .45; transform: scale(.72); }
}

.sec-head {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.15rem;
  text-align: center;
  max-width: 720px;
  margin-inline: auto;
  margin-bottom: clamp(2.75rem, 2rem + 3vw, 4.25rem);
}

.sec-head--left {
  align-items: flex-start;
  text-align: left;
  margin-inline: 0;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  --btn-bg: transparent;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .55rem;
  font-family: var(--font-ui);
  font-size: .95rem;
  font-weight: 600;
  letter-spacing: -.01em;
  padding: .88rem 1.6rem;
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  white-space: nowrap;
  isolation: isolate;
  overflow: hidden;
  transition: transform var(--t-fast) var(--ease),
              box-shadow var(--t-med) var(--ease),
              border-color var(--t-med) var(--ease),
              background-color var(--t-med) var(--ease),
              color var(--t-med) var(--ease);
}

.btn:hover  { transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(.985); }

.btn svg { width: 16px; height: 16px; flex: none; transition: transform var(--t-med) var(--ease); }
.btn:hover svg { transform: translateX(3px); }

/* Primary — brand gradient with travelling sheen */
.btn--primary {
  background: var(--grad-brand);
  background-size: 180% 180%;
  color: #fff;
  box-shadow: 0 10px 30px -12px rgba(111, 25, 224, .85),
              inset 0 1px 0 rgba(255, 255, 255, .22);
  animation: grad-drift 9s var(--ease-io) infinite;
}
.btn--primary::after {
  content: "";
  position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(115deg, transparent 30%, rgba(255,255,255,.42) 48%, transparent 66%);
  transform: translateX(-130%);
  transition: transform .85s var(--ease);
}
.btn--primary:hover::after { transform: translateX(130%); }
.btn--primary:hover {
  box-shadow: 0 18px 46px -14px rgba(111, 25, 224, 1),
              inset 0 1px 0 rgba(255, 255, 255, .3);
}

@keyframes grad-drift {
  0%, 100% { background-position: 0% 50%; }
  50%      { background-position: 100% 50%; }
}

/* Ghost — glass outline */
.btn--ghost {
  background: var(--glass);
  border-color: var(--line-2);
  color: var(--text);
  backdrop-filter: blur(12px);
}
.btn--ghost:hover {
  background: var(--glass-2);
  border-color: var(--line-hot);
  box-shadow: 0 12px 34px -18px rgba(136, 85, 255, .8);
}

/* Light — solid white, used in nav */
.btn--light {
  background: #fff;
  color: #12002B;
  box-shadow: 0 8px 24px -12px rgba(255, 255, 255, .5);
}
.btn--light:hover { background: #F1EBFF; box-shadow: 0 14px 34px -14px rgba(255, 255, 255, .6); }

/* Text link with arrow */
.btn--link {
  padding: 0;
  color: var(--violet-soft);
  border-radius: 0;
}
.btn--link:hover { color: #fff; transform: none; }

.btn--sm  { padding: .68rem 1.15rem; font-size: .875rem; }
.btn--lg  { padding: 1.06rem 2.1rem; font-size: 1.02rem; }
.btn--block { width: 100%; }

/* ==========================================================================
   Cards
   ========================================================================== */

.card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background:
    linear-gradient(180deg, rgba(255,255,255,.045), rgba(255,255,255,.012)),
    var(--ink-2);
  overflow: hidden;
  transition: transform var(--t-med) var(--ease),
              border-color var(--t-med) var(--ease),
              box-shadow var(--t-med) var(--ease);
}

/* Top hairline highlight */
.card::before {
  content: "";
  position: absolute; inset: 0 0 auto 0; height: 1px;
  background: var(--grad-edge);
  opacity: .8;
}

/* Mouse-tracked spotlight (coords set in main.js) */
.card--spot::after {
  content: "";
  position: absolute; inset: 0;
  pointer-events: none;
  background: radial-gradient(
    340px circle at var(--mx, 50%) var(--my, 0%),
    rgba(136, 85, 255, .16),
    transparent 68%
  );
  opacity: 0;
  transition: opacity var(--t-med) var(--ease);
}
.card--spot:hover::after { opacity: 1; }

.card--lift:hover {
  transform: translateY(-6px);
  border-color: var(--line-hot);
  box-shadow: var(--sh-glow);
}

/* ==========================================================================
   CTA band  (shared: landing, blog, future service pages)
   ========================================================================== */

.cta-band {
  position: relative;
  padding: clamp(2.8rem, 2rem + 4vw, 4.6rem) clamp(1.5rem, 1rem + 3vw, 4rem);
  border: 1px solid var(--line-2);
  border-radius: var(--r-xl);
  overflow: hidden;
  text-align: center;
  background:
    radial-gradient(ellipse 90% 130% at 50% 118%, rgba(111, 25, 224, .55), transparent 62%),
    linear-gradient(180deg, rgba(255, 255, 255, .05), rgba(255, 255, 255, .012)),
    var(--ink-2);
  box-shadow: var(--sh-lg);
}

/* Rotating conic sheen behind the band */
.cta-band::before {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  width: 150%; aspect-ratio: 1;
  translate: -50% -50%;
  background: conic-gradient(from 0deg, transparent 0deg, rgba(136, 85, 255, .16) 60deg, transparent 130deg, transparent 240deg, rgba(76, 111, 255, .14) 300deg, transparent 360deg);
  animation: conic-spin 22s linear infinite;
  pointer-events: none;
}
@keyframes conic-spin { to { transform: rotate(360deg); } }

.cta-band > * { position: relative; z-index: 1; }
.cta-band h2 { max-width: 18ch; margin-inline: auto; }
.cta-band p { max-width: 50ch; margin: 1.1rem auto 2rem; }

.cta-band__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: .8rem; }

.cta-band__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.4rem;
  margin-top: 2rem;
  font-size: var(--fs-xs);
  color: var(--text-4);
}
.cta-band__meta span { display: inline-flex; align-items: center; gap: .45rem; }
.cta-band__meta svg { width: 14px; height: 14px; color: var(--violet-soft); }

/* ==========================================================================
   Section divider glow
   ========================================================================== */

.rule {
  height: 1px;
  border: 0;
  background: linear-gradient(90deg, transparent, var(--line-2) 22%, var(--line-hot) 50%, var(--line-2) 78%, transparent);
  opacity: .6;
}

/* ==========================================================================
   Scroll reveal
   ========================================================================== */

[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .78s var(--ease), transform .78s var(--ease);
  transition-delay: var(--delay, 0ms);
  will-change: opacity, transform;
}
[data-reveal].is-in { opacity: 1; transform: none; }

[data-reveal="left"]  { transform: translateX(-30px); }
[data-reveal="right"] { transform: translateX(30px); }
[data-reveal="scale"] { transform: translateY(22px) scale(.965); }

/* ==========================================================================
   Reduced motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
}