/* ==========================================================================
   GURU AI TECHNOLOGIES — style.css
   Single stylesheet for the entire site.

   CONTENTS
   01. Design tokens
   02. Reset & base
   03. Typography
   04. Layout primitives
   05. Ambient light (soft glow — no particles, no graphics)
   06. Accessibility
   07. Buttons
   08. Navbar
   09. Loader · progress · to-top · floating stack
   10. Cards
   11. Home — hero
   12. Home — sections
   13. Forms
   14. Service pages
   15. Prose pages (legal)
   16. 404
   17. Footer
   18. Chatbot (GURU)
   19. Motion & reveal system
   20. Reduced motion
   ========================================================================== */

/* ==========================================================================
   01. DESIGN TOKENS
   ========================================================================== */
:root {
  /* Surfaces — deep, neutral blacks (Apple-grade, never blue-tinted mud) */
  --c-void:        #050608;
  --c-carbon:      #0A0B0F;
  --c-graphite:    #101218;
  --c-elevated:    #14171F;
  --c-line:        rgba(255, 255, 255, 0.07);
  --c-line-strong: rgba(255, 255, 255, 0.13);

  /* Content */
  --c-white: #F5F7FA;
  --c-body:  #A3AAB8;
  --c-muted: #6E7686;

  /* Brand accents */
  --c-blue:      #2F6BFF;
  --c-blue-deep: #1D4FD7;
  --c-cyan:      #00E5FF;

  /* Semantic */
  --c-success: #2FD98B;
  --c-error:   #FF5C6C;

  /* Signature gradient */
  --g-signal: linear-gradient(90deg, var(--c-blue) 0%, var(--c-cyan) 100%);

  /* Type families */
  --f-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --f-body:    "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-mono:    "IBM Plex Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;

  /* Fluid type scale — capped so ultra-wide screens stay elegant */
  --fs-hero:  clamp(2.25rem, 1.15rem + 4.6vw, 4.25rem);
  --fs-h2:    clamp(1.75rem, 1.25rem + 1.9vw, 2.75rem);
  --fs-h3:    clamp(1.1875rem, 1.08rem + 0.5vw, 1.4375rem);
  --fs-lead:  clamp(1.03125rem, 0.99rem + 0.28vw, 1.1875rem);
  --fs-body:  1rem;
  --fs-small: 0.875rem;
  --fs-label: 0.75rem;

  /* Spacing */
  --sp-1: 0.25rem;  --sp-2: 0.5rem;   --sp-3: 0.75rem;
  --sp-4: 1rem;     --sp-5: 1.5rem;   --sp-6: 2rem;
  --sp-7: 3rem;     --sp-8: 4rem;     --sp-9: 6rem;
  --sp-section: clamp(4.5rem, 3rem + 5vw, 8rem);

  /* Layout */
  --w-container: 75rem;
  --w-narrow:    46rem;
  --gutter:      clamp(1.25rem, 4vw, 2.5rem);
  --nav-h:       4.5rem;

  /* Radius */
  --r-sm: 10px;  --r-md: 14px;  --r-lg: 20px;  --r-pill: 999px;

  /* Elevation */
  --shadow-card: 0 10px 40px rgba(0, 0, 0, 0.45);
  --shadow-glow: 0 8px 30px rgba(47, 107, 255, 0.28);
  --shadow-cyan: 0 0 24px rgba(0, 229, 255, 0.22);

  /* Motion */
  --ease-out:    cubic-bezier(0.22, 1, 0.36, 1);
  --ease-smooth: cubic-bezier(0.45, 0, 0.15, 1);
  --t-fast: 180ms;  --t-med: 340ms;  --t-slow: 640ms;

  /* Z-index registry */
  --z-nav: 100;  --z-progress: 110;  --z-float: 120;
  --z-chatbot: 130;  --z-loader: 200;
}

/* ==========================================================================
   02. RESET & BASE
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 1rem);
  -webkit-text-size-adjust: 100%;
  /* Structural guarantee: nothing can ever produce a horizontal scrollbar.
     `clip` is used rather than `hidden` because `hidden` on the root turns
     it into a scroll container and breaks position: sticky/fixed anchoring. */
  overflow-x: clip;
}

body {
  font-family: var(--f-body);
  font-size: var(--fs-body);
  line-height: 1.65;
  color: var(--c-body);
  background-color: var(--c-void);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  overflow-x: hidden;      /* guarantee: no horizontal scroll, any width */
}

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

button, input, textarea, select { font: inherit; color: inherit; }
button { background: none; border: none; cursor: pointer; }
a { color: inherit; text-decoration: none; }
ul[role="list"], ol[role="list"] { list-style: none; }

/* Long words / URLs can never force a scrollbar */
p, h1, h2, h3, h4, li, blockquote, summary, label, strong { overflow-wrap: break-word; }

::selection { background: var(--c-blue); color: #FFF; }

/* ==========================================================================
   03. TYPOGRAPHY
   ========================================================================== */
h1, h2, h3, h4 {
  font-family: var(--f-display);
  color: var(--c-white);
  line-height: 1.14;
  letter-spacing: -0.022em;
  font-weight: 600;
  text-wrap: balance;
}

h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); letter-spacing: -0.012em; }

p { max-width: 68ch; }

.lead { font-size: var(--fs-lead); line-height: 1.62; color: var(--c-body); }
.text-small { font-size: var(--fs-small); }
.text-muted { color: var(--c-muted); }

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

/* Mono eyebrow label */
.eyebrow {
  font-family: var(--f-mono);
  font-size: var(--fs-label);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-cyan);
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
}

.eyebrow::before {
  content: "";
  width: 1.75rem;
  height: 1px;
  background: var(--g-signal);
  flex-shrink: 0;
}

/* ==========================================================================
   04. LAYOUT PRIMITIVES
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--w-container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.container--narrow { max-width: var(--w-narrow); }

.section { padding-block: var(--sp-section); position: relative; }
.section--alt { background-color: var(--c-carbon); }

.section__head {
  margin-bottom: clamp(2.5rem, 2rem + 2.5vw, 4rem);
  max-width: 44rem;
}
.section__head .eyebrow { margin-bottom: var(--sp-4); }
.section__head h2       { margin-bottom: var(--sp-4); }

.signal-line {
  height: 1px;
  border: none;
  background: linear-gradient(90deg, transparent, rgba(47,107,255,.5) 30%, rgba(0,229,255,.5) 70%, transparent);
}

/* ==========================================================================
   05. AMBIENT LIGHT
   A single, still, wide radial wash. No particles, no nodes, no drifting
   shapes — light behaves like light on a physical surface.
   ========================================================================== */
.ambient {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.ambient::before {
  content: "";
  position: absolute;
  top: -35%;
  right: -10%;
  width: min(78rem, 130%);
  aspect-ratio: 1;
  background:
    radial-gradient(circle at 50% 50%,
      rgba(47, 107, 255, 0.16) 0%,
      rgba(47, 107, 255, 0.07) 35%,
      transparent 68%);
}

.ambient::after {
  content: "";
  position: absolute;
  bottom: -45%;
  left: -20%;
  width: min(58rem, 110%);
  aspect-ratio: 1;
  background:
    radial-gradient(circle at 50% 50%,
      rgba(0, 229, 255, 0.09) 0%,
      transparent 62%);
}

/* Subtle top-edge sheen — the "polished glass" cue */
.ambient--hero::before { top: -28%; }

/* ==========================================================================
   06. ACCESSIBILITY
   ========================================================================== */
:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 3px;
  border-radius: 3px;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--sp-4);
  z-index: calc(var(--z-loader) + 1);
  padding: var(--sp-3) var(--sp-5);
  background: var(--c-blue);
  color: #FFF;
  font-weight: 600;
  border-radius: var(--r-sm);
  transition: top var(--t-fast) var(--ease-out);
}
.skip-link:focus { top: var(--sp-4); }

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

.no-scroll { overflow: hidden; }

/* ==========================================================================
   07. BUTTONS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  min-height: 44px;                 /* touch target floor */
  padding: 0.8125rem 1.75rem;
  border-radius: var(--r-pill);
  font-family: var(--f-display);
  font-weight: 600;
  font-size: var(--fs-small);
  line-height: 1;
  white-space: nowrap;
  transition:
    transform var(--t-fast) var(--ease-out),
    box-shadow var(--t-med) var(--ease-out),
    background-color var(--t-fast) var(--ease-out),
    border-color var(--t-fast) var(--ease-out),
    color var(--t-fast) var(--ease-out);
}
.btn:active { transform: scale(0.975); }
.btn svg { width: 1.05em; height: 1.05em; flex-shrink: 0; }

.btn--primary { background: var(--c-blue); color: #FFF; }
.btn--primary:hover { background: var(--c-blue-deep); box-shadow: var(--shadow-glow); transform: translateY(-2px); }

.btn--ghost { border: 1px solid var(--c-line-strong); color: var(--c-white); }
.btn--ghost:hover { border-color: var(--c-cyan); color: var(--c-cyan); transform: translateY(-2px); }

.btn--signal {
  color: var(--c-white);
  border: 1px solid transparent;
  background-image: linear-gradient(var(--c-graphite), var(--c-graphite)), var(--g-signal);
  background-origin: border-box;
  background-clip: padding-box, border-box;
}
.btn--signal:hover { box-shadow: var(--shadow-cyan); transform: translateY(-2px); }

/* ==========================================================================
   08. NAVBAR
   ========================================================================== */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: var(--z-nav);
  border-bottom: 1px solid transparent;
  transition: background-color var(--t-med) var(--ease-out),
              border-color var(--t-med) var(--ease-out);
}

.nav.is-scrolled {
  background: rgba(5, 6, 8, 0.7);
  -webkit-backdrop-filter: blur(20px) saturate(1.6);
  backdrop-filter: blur(20px) saturate(1.6);
  border-bottom-color: var(--c-line);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-5);
  height: var(--nav-h);
}

.nav__logo {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.0625rem;
  letter-spacing: 0.01em;
  color: var(--c-white);
  display: inline-flex;
  align-items: baseline;
  gap: 0.375rem;
  white-space: nowrap;
}

.nav__logo-mark {
  font-family: var(--f-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--c-cyan);
  letter-spacing: 0.14em;
}

.nav__links {
  display: none;
  align-items: center;
  gap: clamp(1.25rem, 2.2vw, 2rem);
  list-style: none;
}

.nav__link {
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--c-body);
  position: relative;
  padding-block: var(--sp-2);
  transition: color var(--t-fast) var(--ease-out);
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--g-signal);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-med) var(--ease-out);
}

.nav__link:hover, .nav__link.is-active { color: var(--c-white); }
.nav__link:hover::after, .nav__link.is-active::after { transform: scaleX(1); }

.nav__cta { display: none; }

.nav__toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px; height: 44px;
  border-radius: var(--r-sm);
  flex-shrink: 0;
}

.nav__toggle-bar {
  width: 20px; height: 2px;
  background: var(--c-white);
  border-radius: 2px;
  transition: transform var(--t-med) var(--ease-out), opacity var(--t-fast);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav__menu {
  position: fixed;
  inset: var(--nav-h) 0 0 0;
  z-index: calc(var(--z-nav) - 1);
  background: rgba(5, 6, 8, 0.97);
  -webkit-backdrop-filter: blur(24px);
  backdrop-filter: blur(24px);
  padding: var(--sp-7) var(--gutter) var(--sp-8);
  display: flex;
  flex-direction: column;
  gap: var(--sp-5);
  overflow-y: auto;               /* short landscape phones can still scroll */
  overscroll-behavior: contain;
  transform: translateY(-8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--t-med) var(--ease-out),
              transform var(--t-med) var(--ease-out),
              visibility 0s linear var(--t-med);
}

.nav__menu.is-open {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
  transition: opacity var(--t-med) var(--ease-out),
              transform var(--t-med) var(--ease-out),
              visibility 0s;
}

.nav__menu .nav__link {
  font-family: var(--f-display);
  font-size: clamp(1.25rem, 5vw, 1.5rem);
  color: var(--c-white);
}
.nav__menu .btn { margin-top: var(--sp-3); align-self: flex-start; }

@media (min-width: 900px) {
  .nav__links { display: flex; }
  .nav__cta   { display: inline-flex; }
  .nav__toggle, .nav__menu { display: none; }
}

/* ==========================================================================
   09. LOADER · PROGRESS · TO-TOP · FLOATING STACK
   ========================================================================== */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  z-index: var(--z-progress);
  width: 100%; height: 2px;
  background: var(--g-signal);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 90ms linear;
  pointer-events: none;
}

.loader {
  position: fixed;
  inset: 0;
  z-index: var(--z-loader);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--sp-5);
  background: var(--c-void);
  padding: var(--sp-5);
  transition: opacity 480ms var(--ease-smooth), visibility 0s linear 480ms;
}
.loader.is-done { opacity: 0; visibility: hidden; }

.loader__word {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(1.5rem, 5vw, 2.25rem);
  letter-spacing: 0.26em;
  padding-left: 0.26em;
  color: var(--c-white);
  text-align: center;
}

.loader__beam {
  width: min(200px, 60vw);
  height: 1px;
  background: var(--c-line);
  position: relative;
  overflow: hidden;
}
.loader__beam::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--g-signal);
  transform: translateX(-100%);
  animation: loader-scan 1.1s var(--ease-smooth) infinite;
}

.loader__status {
  font-family: var(--f-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.18em;
  color: var(--c-muted);
  text-transform: uppercase;
}

@keyframes loader-scan { to { transform: translateX(100%); } }

.to-top {
  position: fixed;
  left: var(--sp-4);
  bottom: var(--sp-4);
  z-index: var(--z-float);
  width: 44px; height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-pill);
  background: rgba(16, 18, 24, 0.9);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border: 1px solid var(--c-line-strong);
  color: var(--c-white);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--t-med) var(--ease-out),
              transform var(--t-med) var(--ease-out),
              border-color var(--t-fast),
              visibility 0s linear var(--t-med);
}
.to-top.is-visible {
  opacity: 1; visibility: visible; transform: translateY(0);
  transition: opacity var(--t-med) var(--ease-out),
              transform var(--t-med) var(--ease-out),
              border-color var(--t-fast), visibility 0s;
}
.to-top:hover { border-color: var(--c-cyan); color: var(--c-cyan); }
.to-top svg { width: 18px; height: 18px; }

.float-stack {
  position: fixed;
  right: var(--sp-4);
  bottom: var(--sp-4);
  z-index: var(--z-float);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--sp-3);
}

.float-btn {
  width: 50px; height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-pill);
  border: 1px solid var(--c-line-strong);
  background: rgba(16, 18, 24, 0.92);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  color: var(--c-white);
  box-shadow: var(--shadow-card);
  transition: transform var(--t-fast) var(--ease-out),
              box-shadow var(--t-med) var(--ease-out),
              border-color var(--t-fast);
}
.float-btn:hover { transform: translateY(-3px); }
.float-btn svg { width: 21px; height: 21px; }

.float-btn--whatsapp:hover { border-color: var(--c-success); box-shadow: 0 0 22px rgba(47,217,139,.28); }
.float-btn--call:hover { border-color: var(--c-blue); box-shadow: var(--shadow-glow); }

/* ==========================================================================
   10. CARDS
   ========================================================================== */
.card {
  background: var(--c-graphite);
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
  padding: clamp(1.5rem, 1.2rem + 1vw, 2rem);
  transition: transform var(--t-med) var(--ease-out),
              border-color var(--t-med) var(--ease-out),
              box-shadow var(--t-med) var(--ease-out);
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 229, 255, 0.3);
  box-shadow: var(--shadow-card);
}

/* Hover lift only where a pointer actually exists */
@media (hover: none) {
  .card:hover { transform: none; }
  .btn:hover, .float-btn:hover { transform: none; }
}

/* ==========================================================================
   11. HOME — HERO
   ========================================================================== */
.hero {
  min-height: min(100svh, 52rem);
  display: flex;
  align-items: center;
  padding-top: calc(var(--nav-h) + clamp(2.5rem, 6vw, 4.5rem));
  padding-bottom: clamp(3rem, 7vw, 5rem);
  overflow: hidden;
  position: relative;
}

.hero__inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--sp-5);
  position: relative;
  z-index: 1;
}

.hero__title {
  font-size: var(--fs-hero);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.08;
  max-width: 18ch;
}

.hero__lead { max-width: 54ch; }

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  margin-top: var(--sp-2);
}

/* Trust row — replaces the old decorative canvas with real information */
.hero__trust {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-3) var(--sp-5);
  margin-top: var(--sp-6);
  padding-top: var(--sp-5);
  border-top: 1px solid var(--c-line);
  width: 100%;
  max-width: 46rem;
  font-family: var(--f-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.hero__trust li {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
}

.hero__trust li::before {
  content: "";
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--c-cyan);
  flex-shrink: 0;
  box-shadow: 0 0 8px rgba(0, 229, 255, 0.6);
}

/* ==========================================================================
   12. HOME — SECTIONS
   ========================================================================== */

/* --- Intro + stats --- */
.intro__grid { display: grid; gap: clamp(2.5rem, 5vw, 4rem); }
.intro__copy h2 { margin-block: var(--sp-4); }
.intro__copy p + p { margin-top: var(--sp-4); }

.stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-4);
  align-content: start;
}

.stat {
  background: var(--c-graphite);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  padding: clamp(1rem, 3vw, 1.5rem);
}

.stat__num {
  font-family: var(--f-display);
  font-size: clamp(1.75rem, 1.4rem + 1.6vw, 2.5rem);
  font-weight: 700;
  color: var(--c-white);
  line-height: 1;
  letter-spacing: -0.03em;
}

.stat__num em {
  font-style: normal;
  background: var(--g-signal);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.stat__label {
  margin-top: var(--sp-2);
  font-family: var(--f-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.08em;
  color: var(--c-muted);
  text-transform: uppercase;
}

@media (min-width: 900px) {
  .intro__grid { grid-template-columns: 1.25fr 1fr; align-items: center; }
}

/* --- Why grid --- */
.why-grid {
  display: grid;
  gap: var(--sp-4);
  grid-template-columns: 1fr;
}

.why-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px; height: 42px;
  border-radius: var(--r-sm);
  background: rgba(47, 107, 255, 0.1);
  border: 1px solid rgba(47, 107, 255, 0.22);
  color: var(--c-cyan);
  margin-bottom: var(--sp-4);
}
.why-card__icon svg { width: 20px; height: 20px; }
.why-card h3 { margin-bottom: var(--sp-3); }
.why-card p { font-size: var(--fs-small); }

@media (min-width: 640px)  { .why-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .why-grid { grid-template-columns: repeat(3, 1fr); } }

/* --- Services grid --- */
.services-grid {
  display: grid;
  gap: var(--sp-4);
  grid-template-columns: 1fr;
}

/* The whole card is a link target. Positioned so the link's stretched
   ::after can cover it, while inner content stays above that hit layer. */
.service-card { display: flex; flex-direction: column; position: relative; }

.service-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  margin-bottom: var(--sp-5);
}

.service-card__index {
  font-family: var(--f-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.12em;
  color: var(--c-muted);
}

.service-card__icon { color: var(--c-cyan); opacity: 0.9; }
.service-card__icon svg { width: 22px; height: 22px; }

.service-card h3 { margin-bottom: var(--sp-3); }
.service-card p { font-size: var(--fs-small); margin-bottom: var(--sp-5); flex: 1; }

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  align-self: flex-start;
  min-height: 32px;
  font-family: var(--f-display);
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--c-white);
  transition: color var(--t-fast) var(--ease-out);
}
.service-card__link svg {
  width: 15px; height: 15px;
  /* Continuous attract loop — the arrow drifts to keep drawing the eye. */
  animation: explore-nudge 1.8s var(--ease-smooth) infinite;
}

/* Stretched link: expand the anchor's hit area to the entire card so a
   click (or tap) anywhere opens the service page. The real <a> stays in
   the DOM, so it remains keyboard-focusable and screen-reader friendly. */
.service-card__link::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
}

/* Card-level hover feeds the arrow, and the whole card shows it's live. */
.service-card:hover .service-card__link { color: var(--c-cyan); }
.service-card:hover .service-card__link svg { animation: none; transform: translateX(4px); }
.service-card:hover { cursor: pointer; }

/* Keyboard focus lands on the link; show the ring on the whole card. */
.service-card:focus-within {
  border-color: rgba(0, 229, 255, 0.5);
  box-shadow: 0 0 0 2px rgba(0, 229, 255, 0.35);
}
.service-card__link:focus-visible { outline: none; }

@keyframes explore-nudge {
  0%, 100% { transform: translateX(0); }
  50%      { transform: translateX(4px); }
}

@media (prefers-reduced-motion: reduce) {
  .service-card__link svg { animation: none; }
}

@media (min-width: 640px)  { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .services-grid { grid-template-columns: repeat(3, 1fr); } }

/* --- Process --- */
.process-list {
  display: grid;
  gap: var(--sp-5);
  list-style: none;
  counter-reset: step;
}

.process-step {
  position: relative;
  padding-left: var(--sp-6);
  border-left: 1px solid var(--c-line);
  padding-bottom: var(--sp-2);
}

.process-step::before {
  content: "";
  position: absolute;
  left: -4.5px; top: 6px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--c-cyan);
  box-shadow: 0 0 10px rgba(0, 229, 255, 0.7);
}

.process-step__num {
  font-family: var(--f-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.16em;
  color: var(--c-cyan);
  display: block;
  margin-bottom: var(--sp-2);
}

.process-step h3 { margin-bottom: var(--sp-2); }
.process-step p  { font-size: var(--fs-small); }

@media (min-width: 768px)  { .process-list { grid-template-columns: repeat(2, 1fr); gap: var(--sp-6); } }
@media (min-width: 1100px) { .process-list { grid-template-columns: repeat(5, 1fr); gap: var(--sp-4); } }

/* --- Testimonials marquee --- */
.t-marquee {
  position: relative;
  margin-top: clamp(2.5rem, 4vw, 3.5rem);
  overflow: hidden;
}

.t-marquee__viewport {
  overflow: hidden;
  cursor: grab;
  /* let vertical scroll pass through; we handle horizontal drag in JS */
  touch-action: pan-y;
}
.t-marquee__viewport.is-dragging { cursor: grabbing; }

.t-marquee__track {
  display: flex;
  gap: var(--sp-4);
  width: max-content;
  padding-inline: var(--gutter);
  will-change: transform;
}

/* Auto-scroll via transform driven in JS (rAF), so drag and auto share
   one positioning model and never fight each other. */

.t-card {
  flex: 0 0 auto;
  width: min(20rem, 82vw);
  background: var(--c-graphite);
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
  padding: clamp(1.5rem, 1.2rem + 1vw, 1.875rem);
  display: flex;
  flex-direction: column;
  user-select: none;               /* clean dragging */
  -webkit-user-select: none;
}

.t-card__tag {
  display: inline-block;
  align-self: flex-start;
  font-family: var(--f-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-cyan);
  border: 1px solid rgba(0, 229, 255, 0.28);
  border-radius: var(--r-pill);
  padding: 0.25rem 0.625rem;
  margin-bottom: var(--sp-4);
}

.t-card__quote {
  font-size: var(--fs-small);
  line-height: 1.7;
  color: var(--c-body);
  flex: 1;
  position: relative;
  padding-top: var(--sp-5);
  margin-bottom: var(--sp-5);
}

.t-card__quote::before {
  content: "\201C";
  position: absolute;
  top: -0.25rem; left: -0.25rem;
  font-family: var(--f-display);
  font-size: 3rem;
  line-height: 1;
  background: var(--g-signal);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  opacity: 0.55;
}

.t-card__foot {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.t-card__avatar {
  width: 40px; height: 40px;
  flex-shrink: 0;
  border-radius: var(--r-pill);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--g-signal);
  color: #050608;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 0.875rem;
}

.t-card__meta { display: flex; flex-direction: column; min-width: 0; }
.t-card__name { font-family: var(--f-display); font-weight: 600; color: var(--c-white); font-size: var(--fs-small); }
.t-card__place { font-size: var(--fs-label); color: var(--c-muted); font-family: var(--f-mono); letter-spacing: 0.04em; }

/* Soft fade at both edges so cards enter/leave gracefully */
.t-marquee__edge {
  position: absolute;
  top: 0; bottom: 0;
  width: clamp(2rem, 8vw, 6rem);
  pointer-events: none;
  z-index: 1;
}
.t-marquee__edge--left  { left: 0;  background: linear-gradient(90deg, var(--c-void), transparent); }
.t-marquee__edge--right { right: 0; background: linear-gradient(270deg, var(--c-void), transparent); }
.section--alt .t-marquee__edge--left  { background: linear-gradient(90deg, var(--c-carbon), transparent); }
.section--alt .t-marquee__edge--right { background: linear-gradient(270deg, var(--c-carbon), transparent); }

/* --- FAQ --- */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  max-width: 52rem;
}

.faq-item {
  background: var(--c-graphite);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  transition: border-color var(--t-fast) var(--ease-out);
}
.faq-item:hover { border-color: var(--c-line-strong); }
.faq-item[open] { border-color: rgba(0, 229, 255, 0.28); }

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: var(--sp-4) var(--sp-5);
  min-height: 44px;
  font-family: var(--f-display);
  font-weight: 600;
  font-size: var(--fs-body);
  color: var(--c-white);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
}
.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: "";
  width: 10px; height: 10px;
  flex-shrink: 0;
  border-right: 2px solid var(--c-cyan);
  border-bottom: 2px solid var(--c-cyan);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform var(--t-med) var(--ease-out);
}
.faq-item[open] summary::after { transform: rotate(-135deg) translate(-3px, -3px); }

.faq-item p {
  padding: 0 var(--sp-5) var(--sp-5);
  font-size: var(--fs-small);
  max-width: 70ch;
}

/* --- Contact --- */
.contact-grid { display: grid; gap: clamp(2rem, 4vw, 3rem); }

.contact-channels {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.contact-channel {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-4);
  border-radius: var(--r-md);
  border: 1px solid var(--c-line);
  background: var(--c-graphite);
  transition: border-color var(--t-fast), transform var(--t-fast) var(--ease-out);
}
a.contact-channel:hover { border-color: rgba(0, 229, 255, 0.4); transform: translateX(3px); }

.contact-channel svg { width: 20px; height: 20px; color: var(--c-cyan); flex-shrink: 0; }
.contact-channel span {
  display: block;
  font-family: var(--f-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-muted);
}
.contact-channel strong {
  display: block;
  font-weight: 500;
  color: var(--c-white);
  font-size: var(--fs-small);
  overflow-wrap: anywhere;      /* long emails never overflow on 320px */
}

@media (min-width: 900px) { .contact-grid { grid-template-columns: 1fr 1.15fr; } }

/* ==========================================================================
   13. FORMS
   ========================================================================== */
.form { display: flex; flex-direction: column; gap: var(--sp-4); }

.form__row { display: grid; gap: var(--sp-4); grid-template-columns: 1fr; }
@media (min-width: 560px) { .form__row { grid-template-columns: 1fr 1fr; } }

.form__field { display: flex; flex-direction: column; gap: var(--sp-2); min-width: 0; }

.form__field label {
  font-family: var(--f-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.form__field input,
.form__field select,
.form__field textarea {
  width: 100%;
  padding: 0.8125rem var(--sp-4);
  min-height: 46px;
  border-radius: var(--r-sm);
  border: 1px solid var(--c-line-strong);
  background: var(--c-void);
  color: var(--c-white);
  font-size: 1rem;              /* 16px: prevents iOS zoom-on-focus */
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}

.form__field textarea { min-height: 8rem; resize: vertical; }

.form__field select {
  appearance: none;
  -webkit-appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--c-cyan) 50%),
                    linear-gradient(135deg, var(--c-cyan) 50%, transparent 50%);
  background-position: calc(100% - 20px) center, calc(100% - 15px) center;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: var(--sp-8);
}
.form__field select option { background: var(--c-graphite); color: var(--c-white); }

.form__field input:focus,
.form__field select:focus,
.form__field textarea:focus {
  outline: none;
  border-color: var(--c-blue);
  box-shadow: 0 0 0 3px rgba(47, 107, 255, 0.18);
}

.form__field input[aria-invalid="true"],
.form__field textarea[aria-invalid="true"] { border-color: var(--c-error); }

.form__error {
  display: none;
  font-size: var(--fs-label);
  color: var(--c-error);
}
.form__field.has-error .form__error { display: block; }

/* Honeypot — visually gone, never focusable */
.form__hp {
  position: absolute;
  left: -9999px;
  width: 1px; height: 1px;
  overflow: hidden;
}

.form .btn { align-self: flex-start; }

.form__status {
  font-size: var(--fs-small);
  min-height: 1.25rem;
}
.form__status.is-success { color: var(--c-success); }
.form__status.is-error   { color: var(--c-error); }

/* ==========================================================================
   14. SERVICE PAGES
   ========================================================================== */
.svc-hero {
  padding-top: calc(var(--nav-h) + clamp(2.5rem, 6vw, 4rem));
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
  position: relative;
  overflow: hidden;
}

.svc-hero__inner { position: relative; z-index: 1; }

.svc-hero__crumb {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  flex-wrap: wrap;
  font-family: var(--f-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-muted);
  margin-bottom: var(--sp-5);
}
.svc-hero__crumb a { color: var(--c-muted); transition: color var(--t-fast); }
.svc-hero__crumb a:hover { color: var(--c-cyan); }

.svc-hero h1 {
  font-size: clamp(2rem, 1.4rem + 2.6vw, 3.25rem);
  letter-spacing: -0.028em;
  max-width: 20ch;
  margin-bottom: var(--sp-4);
}
.svc-hero .lead { max-width: 58ch; }

.svc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  margin-top: var(--sp-6);
}

.svc-overview { display: grid; gap: var(--sp-6); }
.svc-overview p + p { margin-top: var(--sp-4); }
@media (min-width: 900px) { .svc-overview { grid-template-columns: 1fr 1fr; gap: var(--sp-8); } }

.svc-features {
  display: grid;
  gap: var(--sp-4);
  grid-template-columns: 1fr;
}

.svc-feature h3 {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  margin-bottom: var(--sp-3);
}

.svc-feature h3::before {
  content: "";
  width: 6px; height: 6px;
  margin-top: 0.5rem;
  border-radius: 50%;
  background: var(--g-signal);
  flex-shrink: 0;
}

.svc-feature p { font-size: var(--fs-small); }

@media (min-width: 640px)  { .svc-features { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .svc-features { grid-template-columns: repeat(3, 1fr); } }

.svc-benefits {
  display: grid;
  gap: var(--sp-4);
  grid-template-columns: 1fr;
}

.svc-benefit {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  font-size: var(--fs-small);
}

.svc-benefit svg {
  width: 18px; height: 18px;
  color: var(--c-cyan);
  flex-shrink: 0;
  margin-top: 3px;
}

@media (min-width: 640px) { .svc-benefits { grid-template-columns: repeat(2, 1fr); } }

.svc-cta {
  text-align: center;
  border-radius: var(--r-lg);
  border: 1px solid var(--c-line);
  background: var(--c-graphite);
  padding: clamp(2rem, 5vw, 3.5rem) var(--gutter);
  position: relative;
  overflow: hidden;
}

.svc-cta h2 { margin-bottom: var(--sp-3); }
.svc-cta p  { margin-inline: auto; margin-bottom: var(--sp-6); }

.svc-cta__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--sp-4);
}

/* ==========================================================================
   15. PROSE PAGES (legal)
   ========================================================================== */
.page-hero {
  padding-top: calc(var(--nav-h) + clamp(2.5rem, 6vw, 4rem));
  padding-bottom: var(--sp-7);
  border-bottom: 1px solid var(--c-line);
  position: relative;
  overflow: hidden;
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero .eyebrow { margin-bottom: var(--sp-4); }
.page-hero h1 {
  font-size: clamp(2rem, 1.5rem + 2vw, 2.75rem);
  margin-bottom: var(--sp-3);
}
.page-hero .text-muted {
  font-family: var(--f-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.12em;
}

.prose { padding-block: var(--sp-8) var(--sp-9); }

.prose h2 { font-size: var(--fs-h3); margin-top: var(--sp-7); margin-bottom: var(--sp-4); }
.prose h2:first-child { margin-top: 0; }
.prose p { margin-bottom: var(--sp-4); }

.prose ul {
  margin: 0 0 var(--sp-5) 1.25rem;
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}
.prose li::marker { color: var(--c-cyan); }

.prose a {
  color: var(--c-cyan);
  border-bottom: 1px solid rgba(0, 229, 255, 0.35);
  transition: border-color var(--t-fast);
  overflow-wrap: anywhere;
}
.prose a:hover { border-bottom-color: var(--c-cyan); }
.prose strong { color: var(--c-white); font-weight: 600; }

/* ==========================================================================
   16. 404
   ========================================================================== */
.notfound {
  min-height: 100svh;
  display: flex;
  align-items: center;
  text-align: center;
  overflow: hidden;
  position: relative;
  padding-block: calc(var(--nav-h) + 3rem) var(--sp-8);
}

.notfound__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-5);
  position: relative;
  z-index: 1;
}

.notfound__code {
  font-family: var(--f-mono);
  font-size: clamp(4rem, 15vw, 8rem);
  font-weight: 500;
  line-height: 1;
  background: var(--g-signal);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.notfound__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--sp-4);
}

/* ==========================================================================
   17. FOOTER
   ========================================================================== */
.footer {
  background: var(--c-carbon);
  border-top: 1px solid var(--c-line);
  padding-block: var(--sp-8) var(--sp-6);
}

.footer__grid {
  display: grid;
  gap: var(--sp-7);
  grid-template-columns: 1fr;
  margin-bottom: var(--sp-8);
}

.footer__brand p {
  margin-top: var(--sp-4);
  font-size: var(--fs-small);
  max-width: 36ch;
}

.footer__title {
  font-family: var(--f-mono);
  font-size: var(--fs-label);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-muted);
  margin-bottom: var(--sp-4);
}

.footer__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.footer__list a, .footer__list span {
  font-size: var(--fs-small);
  color: var(--c-body);
  transition: color var(--t-fast) var(--ease-out);
  overflow-wrap: anywhere;
}
.footer__list a:hover { color: var(--c-cyan); }

.footer__bottom {
  border-top: 1px solid var(--c-line);
  padding-top: var(--sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  font-size: var(--fs-small);
  color: var(--c-muted);
}

.footer__legal { display: flex; flex-wrap: wrap; gap: var(--sp-5); }
.footer__bottom a:hover { color: var(--c-cyan); }

@media (min-width: 640px) { .footer__grid { grid-template-columns: 1.4fr 1fr 1fr; } }
@media (min-width: 900px) {
  .footer__grid { grid-template-columns: 1.6fr 1fr 1fr 1.3fr; }
  .footer__bottom { flex-direction: row; justify-content: space-between; align-items: center; }
}

/* ==========================================================================
   18. CHATBOT — "GURU"
   ========================================================================== */

/* --- Launcher --- */
.gc-launcher {
  position: relative;
  width: 50px; height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  background-image: linear-gradient(var(--c-graphite), var(--c-graphite)), var(--g-signal);
  background-origin: border-box;
  background-clip: padding-box, border-box;
  color: var(--c-white);
  box-shadow: var(--shadow-card);
  transition: transform var(--t-fast) var(--ease-out), box-shadow var(--t-med) var(--ease-out);
}
.gc-launcher:hover { transform: translateY(-3px); box-shadow: var(--shadow-cyan); }
.gc-launcher svg { width: 22px; height: 22px; }
.gc-launcher.is-hidden { display: none; }

/* --- Teaser popup: appears after 3s, points at the launcher --- */
.gc-teaser {
  position: absolute;
  right: calc(100% + 14px);
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 0.625rem 0.875rem;
  border-radius: var(--r-md);
  background: rgba(20, 23, 31, 0.96);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid var(--c-line-strong);
  box-shadow: var(--shadow-card);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--t-med) var(--ease-out),
              transform var(--t-med) var(--ease-out),
              visibility 0s linear var(--t-med);
}

.gc-teaser.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) translateX(0);
  transition: opacity var(--t-med) var(--ease-out),
              transform var(--t-med) var(--ease-out),
              visibility 0s;
  animation: gc-teaser-nudge 2.4s var(--ease-smooth) 400ms 2;
}

/* Arrow pointing right, at the launcher */
.gc-teaser::after {
  content: "";
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-left-color: rgba(20, 23, 31, 0.96);
}

.gc-teaser__title {
  font-family: var(--f-display);
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--c-white);
  line-height: 1.3;
}

.gc-teaser__cta {
  font-family: var(--f-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--g-signal);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1.3;
}

@keyframes gc-teaser-nudge {
  0%, 100% { transform: translateY(-50%) translateX(0); }
  50%      { transform: translateY(-50%) translateX(-4px); }
}

/* Very narrow screens: keep the teaser on-screen */
@media (max-width: 380px) {
  .gc-teaser { right: calc(100% + 10px); padding: 0.5rem 0.6875rem; }
}

/* --- Window --- */
.gc-window {
  position: fixed;
  z-index: var(--z-chatbot);
  display: flex;
  flex-direction: column;
  background: var(--c-carbon);
  border: 1px solid var(--c-line-strong);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.6);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px) scale(0.98);
  transition: opacity var(--t-med) var(--ease-out),
              transform var(--t-med) var(--ease-out),
              visibility 0s linear var(--t-med);

  /* Mobile: full screen, dvh handles the browser chrome correctly */
  inset: 0;
  height: 100dvh;
  border-radius: 0;
}

.gc-window.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  transition: opacity var(--t-med) var(--ease-out),
              transform var(--t-med) var(--ease-out),
              visibility 0s;
}

@media (min-width: 560px) {
  .gc-window {
    inset: auto var(--sp-4) calc(var(--sp-4) + 62px) auto;
    width: 390px;
    height: min(600px, calc(100dvh - 140px));
    border-radius: var(--r-lg);
  }
}

/* --- Header --- */
.gc-head {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-4) var(--sp-5);
  border-bottom: 1px solid var(--c-line);
  background: var(--c-graphite);
  flex-shrink: 0;
}

.gc-head__avatar {
  width: 34px; height: 34px;
  border-radius: var(--r-pill);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--g-signal);
  color: #050608;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 0.8125rem;
  flex-shrink: 0;
}

.gc-head__meta { flex: 1; min-width: 0; }

.gc-head__name {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: var(--fs-small);
  color: var(--c-white);
  line-height: 1.2;
}

.gc-head__status {
  font-family: var(--f-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--c-muted);
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
}

.gc-head__status::before {
  content: "";
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--c-success);
  box-shadow: 0 0 8px rgba(47, 217, 139, 0.8);
}

.gc-close {
  width: 36px; height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-sm);
  color: var(--c-body);
  flex-shrink: 0;
  transition: color var(--t-fast), background-color var(--t-fast);
}
.gc-close:hover { color: var(--c-white); background: rgba(255, 255, 255, 0.06); }
.gc-close svg { width: 18px; height: 18px; }

/* --- Log --- */
.gc-log {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  padding: var(--sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.gc-msg {
  max-width: 84%;
  padding: 0.625rem 0.875rem;
  border-radius: var(--r-md);
  font-size: var(--fs-small);
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.gc-msg--bot {
  align-self: flex-start;
  background: var(--c-graphite);
  border: 1px solid var(--c-line);
  color: var(--c-body);
  border-bottom-left-radius: 4px;
}

.gc-msg--user {
  align-self: flex-end;
  background: var(--c-blue);
  color: #FFF;
  border-bottom-right-radius: 4px;
}

.gc-msg a {
  color: var(--c-cyan);
  border-bottom: 1px solid rgba(0, 229, 255, 0.4);
}
.gc-msg--user a { color: #FFF; border-bottom-color: rgba(255, 255, 255, 0.5); }

/* --- Typing --- */
.gc-typing {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0.75rem 0.875rem;
  border-radius: var(--r-md);
  background: var(--c-graphite);
  border: 1px solid var(--c-line);
}

.gc-typing span {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--c-muted);
  animation: gc-blink 1.2s infinite;
}
.gc-typing span:nth-child(2) { animation-delay: 0.18s; }
.gc-typing span:nth-child(3) { animation-delay: 0.36s; }

@keyframes gc-blink {
  0%, 60%, 100% { opacity: 0.3; transform: translateY(0); }
  30%           { opacity: 1;   transform: translateY(-3px); }
}

/* --- Quick replies --- */
.gc-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  padding: 0 var(--sp-5) var(--sp-3);
  flex-shrink: 0;
}

.gc-chip {
  padding: 0.4375rem 0.75rem;
  border-radius: var(--r-pill);
  border: 1px solid var(--c-line-strong);
  background: var(--c-graphite);
  color: var(--c-body);
  font-size: var(--fs-label);
  transition: border-color var(--t-fast), color var(--t-fast);
}
.gc-chip:hover { border-color: var(--c-cyan); color: var(--c-white); }

/* --- Composer --- */
.gc-composer {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-4) var(--sp-5);
  padding-bottom: max(var(--sp-4), env(safe-area-inset-bottom));
  border-top: 1px solid var(--c-line);
  background: var(--c-graphite);
  flex-shrink: 0;
}

.gc-composer .gc-input {
  flex: 1;
  min-width: 0;
  padding: 0.6875rem var(--sp-4);
  border-radius: var(--r-pill);
  border: 1px solid var(--c-line-strong);
  background: var(--c-void);
  color: var(--c-white);
  font-size: 1rem;              /* prevents iOS zoom */
}
.gc-composer .gc-input:focus {
  outline: none;
  border-color: var(--c-blue);
  box-shadow: 0 0 0 3px rgba(47, 107, 255, 0.16);
}

.gc-send {
  width: 40px; height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-pill);
  background: var(--c-blue);
  color: #FFF;
  flex-shrink: 0;
  transition: background-color var(--t-fast), transform var(--t-fast);
}
.gc-send:hover { background: var(--c-blue-deep); }
.gc-send:active { transform: scale(0.94); }
.gc-send svg { width: 17px; height: 17px; }

/* ==========================================================================
   19. MOTION & REVEAL SYSTEM
   ========================================================================== */
[data-reveal],
[data-reveal-group] > * {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity var(--t-slow) var(--ease-out),
              transform var(--t-slow) var(--ease-out);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}

[data-reveal="fade"]  { transform: none; }
[data-reveal="scale"] { transform: scale(0.96); }

/* Horizontal slide-ins are a desktop affordance. On narrow screens the
   pre-animation offset would push past the viewport edge and create a
   horizontal scrollbar, so below 900px these rise like everything else. */
[data-reveal="left"],
[data-reveal="right"] { transform: translateY(22px); }

@media (min-width: 900px) {
  [data-reveal="left"]  { transform: translateX(-26px); }
  [data-reveal="right"] { transform: translateX(26px); }
}

.is-revealed,
[data-reveal-group].is-revealed > * { opacity: 1; transform: none; }

.reveal-done,
[data-reveal-group].reveal-done > * { will-change: auto; }

/* ==========================================================================
   20. REDUCED MOTION
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
  }

  [data-reveal],
  [data-reveal-group] > * { opacity: 1; transform: none; }

  .gc-teaser.is-visible { animation: none; }
}