/* =========================================================
   Lynnx Toolkit — surface styles
   Inherits Lynnx tokens from ../styles.css :root
   Adds toolkit-only design tokens, layout, light/dark themes
   ========================================================= */

:root {
  /* Toolkit additions (DARK — default) */
  --tk-bg-top: #0a0a0a;
  --tk-bg-bottom: #050505;
  --tk-surface: rgba(255, 255, 255, 0.035);
  --tk-surface-hi: rgba(255, 255, 255, 0.06);
  --tk-border: rgba(255, 255, 255, 0.08);
  --tk-border-hi: rgba(255, 255, 255, 0.16);
  --tk-text: #f8fafc;
  --tk-text-2: #94a3b8;
  --tk-text-3: #64748b;
  --tk-header-bg: rgba(10, 10, 10, 0.92);
  --tk-header-border: rgba(255, 255, 255, 0.08);
  --tk-shape-color: rgba(37, 99, 235, 0.10);

  /* Scenario gradients */
  --scn-random: linear-gradient(135deg, #c2410c 0%, #eab308 100%);
  --scn-class: linear-gradient(135deg, #0ea5e9 0%, #14b8a6 100%);
  --scn-dev: linear-gradient(135deg, #8b5cf6 0%, #06b6d4 100%);
  --scn-party: linear-gradient(135deg, #ec4899 0%, #f97316 100%);
  --scn-fit: linear-gradient(135deg, #ef4444 0%, #f59e0b 100%);
  --scn-travel: linear-gradient(135deg, #1e40af 0%, #0d9488 100%);
  --scn-kitchen: linear-gradient(135deg, #65a30d 0%, #ca8a04 100%);
  --scn-pet: linear-gradient(135deg, #be185d 0%, #7c3aed 100%);
  /* Aliases kept for any leftover refs in tool pages */
  --scn-dnd: var(--scn-random);
  --scn-decide: var(--scn-random);

  /* Motion */
  --ease-snap: cubic-bezier(0.32, 0.72, 0, 1);
  --ease-spring: cubic-bezier(0.5, 1.5, 0.5, 1);
  --ease-glide: cubic-bezier(0.65, 0, 0.35, 1);
}

/* ---------- LIGHT THEME ---------- */
[data-theme="light"] {
  --tk-bg-top: #ffffff;
  --tk-bg-bottom: #f5f7fa;
  --tk-surface: rgba(15, 23, 42, 0.025);
  --tk-surface-hi: rgba(15, 23, 42, 0.05);
  --tk-border: rgba(15, 23, 42, 0.08);
  --tk-border-hi: rgba(15, 23, 42, 0.16);
  --tk-text: #0f172a;
  --tk-text-2: #475569;
  --tk-text-3: #94a3b8;
  --tk-header-bg: rgba(255, 255, 255, 0.85);
  --tk-header-border: rgba(15, 23, 42, 0.08);
  --tk-shape-color: rgba(102, 126, 234, 0.10);

  /* Lynnx-shared tokens overridden for light */
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --bg-card: rgba(15, 23, 42, 0.03);
  --border-color: rgba(15, 23, 42, 0.10);
}

.toolkit-body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: linear-gradient(180deg, var(--tk-bg-top) 0%, var(--tk-bg-bottom) 100%);
  color: var(--tk-text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background 300ms var(--ease-snap), color 300ms var(--ease-snap);
}

/* ---------- header (extends parent styles.css) ---------- */
[data-theme] header,
.toolkit-body header {
  background: var(--tk-header-bg);
  border-bottom-color: var(--tk-header-border);
}
.toolkit-body .logo,
.toolkit-body .logo a { color: var(--tk-text); text-decoration: none; }
.toolkit-body .nav-links a { color: var(--tk-text-2); }
.toolkit-body .nav-links a:hover,
.toolkit-body .nav-links a.active { color: var(--tk-text); }
.toolkit-body .nav-links a.active::after { width: 100%; }

/* animated background shape colors */
.toolkit-body .floating-shape {
  background: radial-gradient(circle, var(--tk-shape-color) 0%, transparent 70%);
}

/* ---------- THEME TOGGLE BUTTON ---------- */
.theme-toggle {
  position: relative;
  width: 40px;
  height: 40px;
  background: var(--tk-surface);
  border: 1px solid var(--tk-border);
  border-radius: 10px;
  color: var(--tk-text);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 200ms var(--ease-snap);
  margin-right: 0.6rem;
  flex-shrink: 0;
}
.theme-toggle:hover {
  background: var(--tk-surface-hi);
  border-color: var(--tk-border-hi);
  transform: translateY(-1px);
}
.theme-toggle:active { transform: translateY(0); }
.theme-toggle:focus-visible {
  outline: 2px solid #667eea;
  outline-offset: 2px;
}
.theme-icon {
  position: absolute;
  width: 18px; height: 18px;
  transition:
    opacity 200ms var(--ease-snap),
    transform 350ms var(--ease-spring);
}
[data-theme="light"] .theme-icon--moon,
:root:not([data-theme="light"]) .theme-icon--sun {
  opacity: 0;
  transform: rotate(-90deg) scale(0.6);
}
[data-theme="light"] .theme-icon--sun,
:root:not([data-theme="light"]) .theme-icon--moon {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

/* ---------- footer overrides (light mode) ---------- */
[data-theme="light"] footer {
  background: var(--tk-bg-bottom);
  border-top: 1px solid var(--tk-border);
}
[data-theme="light"] footer * { color: var(--tk-text-2); }
[data-theme="light"] .footer-logo,
[data-theme="light"] .footer-column h4 { color: var(--tk-text); }
[data-theme="light"] .footer-column a:hover { color: var(--accent-color); }

/* =========================================================
   HERO
   ========================================================= */
.tk-hero {
  position: relative;
  padding: 9rem 5% 4.5rem;
  max-width: 1280px;
  margin: 0 auto;
}

.tk-hero-inner { max-width: 920px; }

.tk-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.9rem;
  background: var(--tk-surface);
  border: 1px solid var(--tk-border);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--tk-text-2);
  letter-spacing: 0.02em;
  margin-bottom: 2rem;
  font-feature-settings: "tnum";
}
.tk-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.18);
  animation: tk-pulse 2.4s var(--ease-glide) infinite;
}
@keyframes tk-pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.18); }
  50%      { box-shadow: 0 0 0 7px rgba(34, 197, 94, 0.05); }
}

.tk-hero-title {
  font-family: 'Inter Tight', 'Inter', sans-serif;
  font-weight: 700;
  font-size: clamp(2.4rem, 7vw, 4.8rem);
  line-height: 1.05;
  letter-spacing: -0.035em;
  margin: 0 0 1.4rem;
  white-space: normal;
}
.tk-grad-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.tk-hero-sub {
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  color: var(--tk-text-2);
  max-width: 620px;
  line-height: 1.55;
  margin: 0 0 2.4rem;
}

/* search */
.tk-search {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  max-width: 640px;
  padding: 0.95rem 1.1rem;
  background: var(--tk-surface);
  border: 1px solid var(--tk-border);
  border-radius: 14px;
  backdrop-filter: blur(20px);
  transition: all 200ms var(--ease-snap);
}
.tk-search:focus-within {
  border-color: rgba(102, 126, 234, 0.55);
  background: var(--tk-surface-hi);
  box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.15);
}
.tk-search-icon { color: var(--tk-text-2); flex-shrink: 0; }
.tk-search input {
  flex: 1;
  background: transparent;
  border: 0;
  outline: 0;
  color: var(--tk-text);
  font-family: inherit;
  font-size: 0.98rem;
  letter-spacing: -0.005em;
}
.tk-search input::placeholder { color: var(--tk-text-3); }
.tk-kbd {
  display: inline-flex;
  align-items: center; justify-content: center;
  min-width: 22px; height: 22px;
  padding: 0 6px;
  border: 1px solid var(--tk-border-hi);
  border-radius: 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--tk-text-2);
  background: rgba(127, 127, 127, 0.05);
}

.tk-search-results {
  margin-top: 0.6rem;
  max-width: 640px;
  background: var(--tk-bg-top);
  border: 1px solid var(--tk-border);
  backdrop-filter: blur(20px);
  border-radius: 12px;
  overflow: hidden;
}
.tk-search-results[hidden] { display: none; }
.tk-result {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--tk-border);
  color: var(--tk-text);
  text-decoration: none;
  transition: background 150ms var(--ease-snap);
}
.tk-result:last-child { border-bottom: 0; }
.tk-result:hover, .tk-result:focus-visible { background: var(--tk-surface-hi); }
.tk-result-name { font-weight: 500; font-size: 0.95rem; }
.tk-result-tag {
  font-size: 0.72rem;
  color: var(--tk-text-2);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  background: var(--tk-surface);
  border-radius: 999px;
  border: 1px solid var(--tk-border);
}
.tk-result-empty {
  padding: 1rem; color: var(--tk-text-3); font-size: 0.92rem;
}

.tk-hero-meta {
  margin-top: 1.6rem;
  font-size: 0.85rem;
  color: var(--tk-text-3);
}
.tk-hero-meta strong { color: var(--tk-text); font-weight: 600; }
.tk-hero-meta a { color: var(--accent-color); text-decoration: none; }

/* =========================================================
   SECTIONS
   ========================================================= */
.tk-section {
  padding: 5rem 5%;
  max-width: 1280px;
  margin: 0 auto;
}
.tk-section--narrow { padding-top: 0; }

.tk-section-head {
  margin-bottom: 2.4rem;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.tk-section-head h2 {
  font-family: 'Inter Tight', 'Inter', sans-serif;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0;
}
.tk-section-head p {
  color: var(--tk-text-2);
  font-size: 0.98rem;
  margin: 0;
  max-width: 520px;
}

/* =========================================================
   BENTO GRID — equal 3 rows × 2 cols
   ========================================================= */
.tk-bento {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
}
@media (max-width: 720px) {
  .tk-bento { grid-template-columns: 1fr; }
}

.tk-card {
  position: relative;
  display: block;
  padding: 0;
  border-radius: 24px;
  background: var(--tk-surface);
  border: 1px solid var(--tk-border);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  isolation: isolate;
  min-height: 280px;
  transition:
    transform 250ms var(--ease-snap),
    border-color 250ms var(--ease-snap),
    background 250ms var(--ease-snap);
  will-change: transform;
}
.tk-card-inner {
  position: relative;
  padding: 2rem 2rem 1.6rem;
  height: 100%;
  display: flex;
  flex-direction: column;
  z-index: 1;
}
.tk-card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: var(--scn-grad, var(--gradient-primary));
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  opacity: 0;
  transition: opacity 300ms var(--ease-snap);
  pointer-events: none;
  z-index: 2;
}
.tk-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--scn-grad, var(--gradient-primary));
  opacity: 0;
  transition: opacity 350ms var(--ease-snap);
  pointer-events: none;
  z-index: 0;
  mix-blend-mode: soft-light;
}
.tk-card:hover, .tk-card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--tk-border-hi);
  background: var(--tk-surface-hi);
}
.tk-card:hover::before, .tk-card:focus-visible::before { opacity: 0.85; }
.tk-card:hover::after, .tk-card:focus-visible::after  { opacity: 0.18; }

/* scenario gradient bindings */
.tk-card--random,
.tk-card--dnd    { --scn-grad: var(--scn-random); }
.tk-card--class  { --scn-grad: var(--scn-class); }
.tk-card--dev    { --scn-grad: var(--scn-dev); }
.tk-card--party  { --scn-grad: var(--scn-party); }
.tk-card--fit    { --scn-grad: var(--scn-fit); }
.tk-card--travel { --scn-grad: var(--scn-travel); }
.tk-card--kitchen{ --scn-grad: var(--scn-kitchen); }
.tk-card--pet    { --scn-grad: var(--scn-pet); }

.tk-card-icon {
  width: 64px; height: 64px;
  margin-bottom: 1.4rem;
  display: flex; align-items: center; justify-content: center;
}
.tk-card-icon svg { width: 100%; height: 100%; }

.tk-card-meta { margin-bottom: 0.8rem; }
.tk-card-eyebrow {
  display: block;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--tk-text-3);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-bottom: 0.4rem;
  font-feature-settings: "tnum";
}
.tk-card h3 {
  font-family: 'Inter Tight', 'Inter', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0;
}
.tk-card-desc {
  color: var(--tk-text-2);
  font-size: 0.96rem;
  line-height: 1.55;
  margin: 0 0 1.2rem;
  max-width: 380px;
}
.tk-card-tags {
  display: flex; flex-wrap: wrap; gap: 0.45rem;
  margin-bottom: 1rem;
}
.tk-card-tags span {
  font-size: 0.74rem;
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  background: var(--tk-surface);
  border: 1px solid var(--tk-border);
  color: var(--tk-text-2);
}
.tk-card-foot {
  margin-top: auto;
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px dashed var(--tk-border);
}
.tk-count {
  font-size: 0.82rem;
  color: var(--tk-text-2);
  letter-spacing: 0.01em;
}
.tk-arrow {
  font-size: 1.25rem;
  color: var(--tk-text-2);
  transition: transform 250ms var(--ease-snap), color 200ms var(--ease-snap);
}
.tk-card:hover .tk-arrow,
.tk-card:focus-visible .tk-arrow {
  transform: translateX(6px);
  color: var(--tk-text);
}

/* card icon micro-animations */
@media (prefers-reduced-motion: no-preference) {
  .tk-d20 {
    animation: tk-d20-spin 14s linear infinite;
    transform-origin: center;
  }
  .tk-card--dnd:hover .tk-d20 { animation-duration: 3s; }
  @keyframes tk-d20-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
  }

  .tk-chalk circle:nth-child(1) { animation: tk-chalk-rot 12s linear infinite; transform-origin: 32px 32px; }
  .tk-chalk circle:nth-child(2) { animation: tk-chalk-rot 8s linear infinite reverse; transform-origin: 32px 32px; }
  @keyframes tk-chalk-rot {
    0%   { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
  }

  .tk-coin {
    animation: tk-coin-flip 4.6s var(--ease-glide) infinite;
    transform-style: preserve-3d;
  }
  .tk-card--decide:hover .tk-coin { animation-duration: 1.4s; }
  @keyframes tk-coin-flip {
    0%, 100% { transform: rotateY(0deg); }
    50%      { transform: rotateY(180deg); }
  }

  .tk-ecg polyline {
    stroke-dasharray: 200;
    stroke-dashoffset: 200;
    animation: tk-ecg-draw 2.4s var(--ease-glide) infinite;
  }
  @keyframes tk-ecg-draw {
    0%   { stroke-dashoffset: 200; }
    60%  { stroke-dashoffset: 0; }
    100% { stroke-dashoffset: -200; }
  }
}

/* terminal block (dev card) */
.tk-term {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 0.8rem;
  background: rgba(0,0,0,0.45);
  border: 1px solid var(--tk-border);
  border-radius: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  color: var(--tk-text-2);
}
[data-theme="light"] .tk-term { background: rgba(15, 23, 42, 0.04); }
.tk-term-prompt { color: #06b6d4; }
.tk-term-text { color: var(--tk-text); }
.tk-term-cursor {
  width: 7px; height: 14px;
  background: #8b5cf6;
  display: inline-block;
  vertical-align: middle;
  animation: tk-blink 1.1s steps(1) infinite;
}
@keyframes tk-blink { 50% { opacity: 0; } }

/* confetti dots (party card) */
.tk-confetti { position: relative; width: 64px; height: 64px; }
.tk-confetti span {
  position: absolute;
  width: 8px; height: 8px;
  border-radius: 2px;
}
.tk-confetti span:nth-child(1) { top: 6px;  left: 8px;  background: #ec4899; transform: rotate(15deg); animation: tk-confetti-1 4s var(--ease-glide) infinite; }
.tk-confetti span:nth-child(2) { top: 10px; left: 32px; background: #f97316; transform: rotate(-20deg); animation: tk-confetti-2 4.4s var(--ease-glide) infinite; }
.tk-confetti span:nth-child(3) { top: 22px; left: 50px; background: #facc15; transform: rotate(35deg); animation: tk-confetti-3 5s var(--ease-glide) infinite; }
.tk-confetti span:nth-child(4) { top: 36px; left: 6px;  background: #06b6d4; animation: tk-confetti-1 4.6s var(--ease-glide) infinite; }
.tk-confetti span:nth-child(5) { top: 44px; left: 28px; background: #a855f7; animation: tk-confetti-2 5.2s var(--ease-glide) infinite; }
.tk-confetti span:nth-child(6) { top: 50px; left: 50px; background: #14b8a6; animation: tk-confetti-3 4.2s var(--ease-glide) infinite; }
.tk-confetti span:nth-child(7) { top: 30px; left: 30px; background: #f43f5e; animation: tk-confetti-1 4.8s var(--ease-glide) infinite reverse; }
@keyframes tk-confetti-1 { 0%,100% { transform: translateY(0) rotate(15deg); } 50% { transform: translateY(-6px) rotate(35deg); } }
@keyframes tk-confetti-2 { 0%,100% { transform: translateY(0) rotate(-20deg); } 50% { transform: translateY(4px) rotate(0deg); } }
@keyframes tk-confetti-3 { 0%,100% { transform: translateY(0) rotate(35deg); } 50% { transform: translateY(-3px) rotate(60deg); } }

/* =========================================================
   COMING-SOON LIST
   ========================================================= */
.tk-pop {
  list-style: none; padding: 0; margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.65rem;
}
.tk-pop-item {
  display: flex; align-items: center; gap: 0.7rem;
  padding: 0.95rem 1.1rem;
  background: var(--tk-surface);
  border: 1px solid var(--tk-border);
  border-radius: 12px;
  font-size: 0.93rem;
  color: var(--tk-text-2);
  text-decoration: none;
  transition: all 200ms var(--ease-snap);
}
.tk-pop-item:hover { border-color: var(--tk-border-hi); color: var(--tk-text); transform: translateY(-2px); }
.tk-pop-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.tk-pop-item[data-scn="dnd"]    .tk-pop-dot { background: #eab308; box-shadow: 0 0 12px rgba(234,179,8,0.4); }
.tk-pop-item[data-scn="class"]  .tk-pop-dot { background: #14b8a6; box-shadow: 0 0 12px rgba(20,184,166,0.4); }
.tk-pop-item[data-scn="dev"]    .tk-pop-dot { background: #8b5cf6; box-shadow: 0 0 12px rgba(139,92,246,0.4); }
.tk-pop-item[data-scn="party"]  .tk-pop-dot { background: #ec4899; box-shadow: 0 0 12px rgba(236,72,153,0.4); }
.tk-pop-item[data-scn="decide"] .tk-pop-dot { background: #94a3b8; box-shadow: 0 0 12px rgba(148,163,184,0.4); }
.tk-pop-item[data-scn="fit"]    .tk-pop-dot { background: #ef4444; box-shadow: 0 0 12px rgba(239,68,68,0.4); }

/* =========================================================
   WHY pillars
   ========================================================= */
.tk-why { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.1rem; }
@media (max-width: 820px) { .tk-why { grid-template-columns: 1fr; } }
.tk-pillar {
  padding: 2rem 1.8rem;
  background: var(--tk-surface);
  border: 1px solid var(--tk-border);
  border-radius: 18px;
  transition: all 250ms var(--ease-snap);
}
.tk-pillar:hover { border-color: var(--tk-border-hi); background: var(--tk-surface-hi); }
.tk-pillar-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  color: var(--tk-text-3);
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}
.tk-pillar h3 {
  font-family: 'Inter Tight', 'Inter', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  margin: 0 0 0.5rem;
}
.tk-pillar p { color: var(--tk-text-2); font-size: 0.95rem; line-height: 1.6; margin: 0; }

/* =========================================================
   Reduced motion
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 100ms !important;
  }
}

/* =========================================================
   Mobile
   ========================================================= */
@media (max-width: 720px) {
  .tk-hero { padding: 7rem 5% 3rem; }
  .tk-hero-title { font-size: clamp(2.2rem, 11vw, 3.4rem); }
  .tk-card-inner { padding: 1.5rem 1.4rem 1.2rem; }
  .tk-section { padding: 3rem 5%; }
  .tk-search { padding: 0.85rem 0.95rem; }
  .tk-kbd { display: none; }
  /* hide nav links on mobile, keep theme toggle + cta */
  .nav-links { display: none; }
}

/* =========================================================
   Feedback section
   ========================================================= */
.tk-feedback {
  max-width: 720px;
  margin: 0 auto;
  padding: 4rem 5% 5rem;
}
.tk-feedback-inner {
  background: var(--tk-surface);
  border: 1px solid var(--tk-border);
  border-radius: 22px;
  padding: 2rem 2rem 1.6rem;
  position: relative;
  isolation: isolate;
  overflow: hidden;
}
.tk-feedback-inner::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: var(--gradient-primary);
  opacity: 0.35;
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
}
.tk-feedback h2 {
  font-family: 'Inter Tight', sans-serif;
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 0.4rem;
  color: var(--tk-text);
}
.tk-feedback p {
  color: var(--tk-text-2);
  font-size: 0.94rem;
  line-height: 1.6;
  margin: 0 0 1.2rem;
}
#feedback-form { display: flex; flex-direction: column; gap: 0.7rem; }
#feedback-form textarea,
#feedback-form input[type="email"] {
  width: 100%;
  background: var(--tk-bg-bottom);
  border: 1px solid var(--tk-border);
  border-radius: 12px;
  color: var(--tk-text);
  font-family: inherit;
  font-size: 0.95rem;
  padding: 0.85rem 1rem;
  outline: none;
  transition: border-color 180ms var(--ease-snap), background 180ms var(--ease-snap);
}
#feedback-form textarea {
  font-family: 'Inter', sans-serif;
  resize: vertical;
  min-height: 110px;
}
#feedback-form textarea:focus,
#feedback-form input[type="email"]:focus {
  border-color: rgba(102,126,234,0.55);
  background: var(--tk-surface);
  box-shadow: 0 0 0 3px rgba(102,126,234,0.15);
}
.tk-feedback-row {
  display: flex; gap: 0.6rem; align-items: stretch; flex-wrap: wrap;
}
.tk-feedback-row input[type="email"] { flex: 1; min-width: 220px; }
.tk-feedback-submit {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  font-family: 'Inter Tight', sans-serif;
  font-size: 0.96rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: #fff;
  background: var(--gradient-primary);
  border: 0;
  border-radius: 12px;
  cursor: pointer;
  transition: transform 180ms var(--ease-snap), filter 180ms var(--ease-snap);
}
.tk-feedback-submit:hover { transform: translateY(-1px); filter: brightness(1.08); }
.tk-feedback-submit:active { transform: translateY(0); }
.tk-feedback-submit:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }
.tk-feedback-submit .fb-submit-spinner { display: none; }
.tk-feedback-submit.is-loading .fb-submit-label { display: none; }
.tk-feedback-submit.is-loading .fb-submit-spinner {
  display: inline-block;
  width: 14px; height: 14px;
  border: 2px solid rgba(255,255,255,0.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}

#fb-website {
  position: absolute !important;
  left: -9999px !important;
  height: 0; width: 0; opacity: 0;
}

.tk-feedback-status {
  margin-top: 0.9rem;
  font-size: 0.88rem;
  min-height: 1.2em;
  font-family: 'JetBrains Mono', monospace;
}
.tk-feedback-status.is-success { color: #22c55e; }
.tk-feedback-status.is-error   { color: #f87171; }

@media (max-width: 600px) {
  .tk-feedback { padding: 3rem 5% 4rem; }
  .tk-feedback-inner { padding: 1.5rem 1.4rem 1.3rem; }
  .tk-feedback-row { flex-direction: column; }
  .tk-feedback-row input[type="email"] { min-width: 0; }
  .tk-feedback-submit { width: 100%; justify-content: center; }
}