:root {
  --stk-blue-deep: #2739BD;
  --stk-blue-mid: #0C8DEB;
  --stk-blue-bright: #00B2FF;
  --stk-cyan: #00D0E7;
  --stk-green: #00FFC2;
  --stk-dark: #3C3C3B;
  --stk-gray: #DADADA;
  --stk-light: #F6F6F6;
  --stk-white: #FFFFFF;
  --stk-success: #00FFC2;
  --stk-error: #FF4444;
  --stk-bg-primary: #FFFFFF;
  --stk-bg-dark: #0A0A0A;
  --stk-text-primary: #3C3C3B;
  --stk-text-secondary: #6B6B6B;
  --stk-text-on-dark: #F6F6F6;
  --stk-space-xs: 4px;
  --stk-space-sm: 8px;
  --stk-space-md: 16px;
  --stk-space-lg: 24px;
  --stk-space-xl: 32px;
  --stk-space-2xl: 48px;
  --stk-space-3xl: 64px;
  --stk-space-4xl: 96px;
  --stk-radius-sm: 4px;
  --stk-radius-md: 8px;
  --stk-radius-lg: 16px;
  --stk-radius-full: 9999px;
  --stk-container: 1120px;
  --stk-header-h: 64px;
}

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

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

body {
  font-family: "Inter", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--stk-text-on-dark);
  background: var(--stk-bg-dark);
  overflow-x: hidden;
}

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

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

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

.container {
  width: 100%;
  max-width: var(--stk-container);
  margin: 0 auto;
  padding: 0 var(--stk-space-lg);
}

/* ---- Header ---- */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 10, 10, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: background 0.35s, border-color 0.35s, backdrop-filter 0.35s;
}

.site-header.at-hero {
  background: transparent;
  border-bottom-color: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.site-header.is-scrolled {
  background: rgba(10, 10, 10, 0.95);
  border-bottom-color: rgba(255, 255, 255, 0.08);
}

.header-inner {
  max-width: var(--stk-container);
  margin: 0 auto;
  padding: 0 var(--stk-space-lg);
  height: var(--stk-header-h);
  display: flex;
  align-items: center;
  gap: var(--stk-space-lg);
}

.header-logo {
  display: flex;
  align-items: center;
  gap: var(--stk-space-sm);
}

.logo-icon {
  width: 28px;
  height: 28px;
}

.header-brand {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.header-wordmark {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--stk-white);
  letter-spacing: -0.01em;
}

.header-status {
  font-size: 0.65rem;
  color: var(--stk-green);
  font-weight: 500;
  display: none;
  line-height: 1;
}

body.hero-in-view .header-status {
  display: block;
}

.header-nav {
  display: none;
  align-items: center;
  gap: var(--stk-space-xl);
  margin-left: auto;
}

.header-nav a {
  font-size: 0.875rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.6);
  transition: color 0.2s;
}

.header-nav a:hover {
  color: var(--stk-white);
}

.header-cta {
  display: inline-flex;
  margin-left: auto;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: var(--stk-radius-full);
}

.site-header .header-cta.btn-primary {
  background: linear-gradient(135deg, var(--stk-blue-deep), var(--stk-blue-bright));
  border: none;
  color: var(--stk-white);
  box-shadow: 0 0 20px rgba(0, 178, 255, 0.2);
  transition: box-shadow 0.3s, transform 0.1s;
}

.site-header .header-cta.btn-primary:hover {
  background: linear-gradient(135deg, var(--stk-blue-mid), var(--stk-cyan));
  box-shadow: 0 0 28px rgba(0, 178, 255, 0.35);
}

.menu-toggle {
  margin-left: var(--stk-space-sm);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--stk-radius-full);
  color: rgba(255, 255, 255, 0.6);
  font-family: inherit;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}

.menu-toggle:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--stk-white);
}

.menu-toggle[aria-expanded="true"] {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--stk-white);
}

.header-nav.is-open {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: var(--stk-header-h);
  left: 0;
  right: 0;
  background: rgba(10, 10, 10, 0.98);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  padding: var(--stk-space-lg) var(--stk-space-lg) calc(var(--stk-space-lg) + env(safe-area-inset-bottom));
  gap: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  z-index: 101;
  animation: stk-nav-in 0.2s ease-out;
}

@keyframes stk-nav-in {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.header-nav.is-open a {
  font-size: 1.125rem;
  font-weight: 600;
  padding: var(--stk-space-md) 0;
  color: rgba(255, 255, 255, 0.6);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: color 0.15s;
}

.header-nav.is-open a:last-child {
  border-bottom: 0;
}

.header-nav.is-open a:hover {
  color: var(--stk-white);
}

/* ---- Buttons ---- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--stk-space-sm);
  font-family: inherit;
  font-weight: 600;
  font-size: 1rem;
  border: 2px solid transparent;
  border-radius: var(--stk-radius-md);
  padding: 12px 24px;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, transform 0.1s, box-shadow 0.25s;
  text-decoration: none;
  line-height: 1.4;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--stk-blue-bright);
  color: var(--stk-white);
}

.btn-primary:hover {
  background: var(--stk-blue-mid);
  box-shadow: 0 4px 16px rgba(0, 178, 255, 0.2);
}

.btn-outline {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.15);
  color: var(--stk-white);
}

.btn-outline:hover {
  border-color: var(--stk-cyan);
  color: var(--stk-cyan);
  box-shadow: 0 0 16px rgba(0, 208, 231, 0.15);
}

.btn-lg {
  font-size: 1.125rem;
  padding: 16px 32px;
}

/* ---- Hero = fullscreen chat ---- */

.hero {
  background: var(--stk-bg-dark);
  color: var(--stk-text-on-dark);
  height: 100vh;
  height: 100dvh;
  display: flex;
  align-items: stretch;
  padding: var(--stk-header-h) 0 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% 55%, rgba(39, 57, 189, 0.18), transparent 70%),
    radial-gradient(ellipse 40% 30% at 50% 70%, rgba(0, 208, 231, 0.08), transparent 60%);
  pointer-events: none;
  z-index: 0;
}

/* ---- Hero overlay (watermark + command palette) ---- */

.stk-hero-overlay {
  position: absolute;
  inset: var(--stk-header-h) 0 0 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--stk-space-sm);
  z-index: 2;
  pointer-events: none;
  transition: opacity 0.5s ease;
  /* Mais folga embaixo: bloco sobe e compete menos com os balões da saudação */
  padding-bottom: 26vh;
}

.stk-hero-overlay.is-hidden {
  opacity: 0;
  pointer-events: none !important;
}

.stk-hero-illustration {
  width: min(132px, 36vw);
  height: auto;
  display: block;
  pointer-events: none;
  user-select: none;
  filter: brightness(0) invert(1);
  opacity: 0.26;
}

.stk-command-palette {
  pointer-events: auto;
  display: flex;
  flex-direction: column;
  gap: 0;
  width: min(300px, 85vw);
  background: transparent;
  border: 0;
  border-radius: var(--stk-radius-md);
  padding: 0;
}

.stk-command {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 3px 10px;
  border: 0;
  border-radius: var(--stk-radius-sm);
  background: transparent;
  color: rgba(246, 246, 246, 0.28);
  font: inherit;
  font-size: 0.75rem;
  font-weight: 400;
  line-height: 1.25;
  text-align: left;
  cursor: pointer;
  transition: color 0.2s, background 0.2s;
  min-height: 40px;
}

.stk-command:hover {
  background: rgba(255, 255, 255, 0.04);
  color: rgba(246, 246, 246, 0.6);
}

.stk-command:focus-visible {
  outline: 1px solid rgba(0, 208, 231, 0.3);
  outline-offset: -1px;
}

.stk-command__icon {
  font-size: 0.6875rem;
  flex-shrink: 0;
  width: 16px;
  text-align: center;
  opacity: 0.7;
}

.stk-command__label {
  flex: 1;
  min-width: 0;
}

/* ---- Chat UI (fullscreen in hero) ---- */

.stk-chat {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  max-height: 100%;
  width: 100%;
  background: transparent;
  overflow: hidden;
  position: relative;
  z-index: 1;
}

.stk-chat__header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px var(--stk-space-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(0, 0, 0, 0.2);
  flex-shrink: 0;
  transition: background 0.3s, border-color 0.3s;
}

body.hero-in-view .stk-chat__header {
  display: none;
}

.stk-chat__avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--stk-radius-md);
  background: linear-gradient(135deg, var(--stk-blue-deep), var(--stk-cyan));
  color: var(--stk-white);
  font-weight: 700;
  font-size: 0.65rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stk-chat__meta {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
}

.stk-chat__title {
  font-weight: 700;
  font-size: 0.8125rem;
  color: var(--stk-white);
}

.stk-chat__status {
  font-size: 0.65rem;
  color: var(--stk-green);
  font-weight: 500;
}

.stk-chat__scroll-hint {
  margin-left: auto;
  font-size: 1rem;
  color: rgba(246, 246, 246, 0.3);
  text-decoration: none;
  transition: color 0.2s;
  padding: 4px;
}

.stk-chat__scroll-hint:hover {
  color: rgba(246, 246, 246, 0.7);
}

.stk-chat__thread {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  gap: 6px;
  -webkit-overflow-scrolling: touch;
  padding: var(--stk-space-lg) var(--stk-space-lg);
  max-width: min(600px, 92vw);
  width: 100%;
  margin: 0 auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.stk-chat__thread::-webkit-scrollbar {
  display: none;
}

.stk-chat__thread::before {
  content: '';
  flex: 1 1 auto;
  min-height: var(--stk-space-lg);
}

.stk-chat__brick-host {
  max-width: min(600px, 92vw);
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--stk-space-lg) var(--stk-space-lg);
  overflow-y: auto;
}

.stk-chat__brick-host[hidden] {
  display: none !important;
}

.stk-mp-brick {
  min-height: 200px;
}

.stk-chat__footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(0, 0, 0, 0.2);
  flex-shrink: 0;
}

.stk-chat__footer[hidden] {
  display: none !important;
}

.stk-chat__footer .stk-composer--chips,
.stk-chat__footer .stk-composer--inline {
  max-width: min(600px, 92vw);
  width: 100%;
  margin: 0 auto;
  padding: var(--stk-space-md) var(--stk-space-lg);
}

.stk-chat__footer .stk-composer--chips {
  justify-content: center;
}

/* Messages */

.stk-msg {
  display: flex;
  width: 100%;
  animation: stk-msg-in 0.25s ease-out;
}

@keyframes stk-msg-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.stk-msg--bot {
  justify-content: flex-start;
}

.stk-msg--user {
  justify-content: flex-end;
}

.stk-msg__bubble {
  max-width: 88%;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 0.9rem;
  line-height: 1.5;
  word-break: break-word;
}

.stk-msg--bot .stk-msg__bubble {
  background: rgba(255, 255, 255, 0.07);
  color: var(--stk-text-on-dark);
  border-bottom-left-radius: 4px;
}

.stk-msg--user .stk-msg__bubble {
  background: linear-gradient(135deg, var(--stk-blue-mid), var(--stk-cyan));
  color: var(--stk-white);
  border-bottom-right-radius: 4px;
}

.stk-msg__bubble p {
  margin: 0 0 4px;
}

.stk-msg__bubble p:last-child {
  margin-bottom: 0;
}

.stk-hint {
  font-size: 0.8rem;
  opacity: 0.8;
}

.stk-err {
  color: #ffb4b4;
}

.stk-linkish {
  background: none;
  border: 0;
  padding: 0;
  color: var(--stk-cyan);
  font: inherit;
  cursor: pointer;
  text-align: left;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.stk-linkish:focus-visible {
  outline: 2px solid var(--stk-green);
  outline-offset: 2px;
}

.stk-summary {
  list-style: none;
  padding: 0;
  margin: var(--stk-space-sm) 0 0;
  display: flex;
  flex-direction: column;
  gap: var(--stk-space-sm);
}

.stk-summary li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-bottom: var(--stk-space-sm);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.stk-summary li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.stk-summary span {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: rgba(246, 246, 246, 0.45);
}

.stk-summary strong {
  font-size: 0.9rem;
  font-weight: 600;
}

/* Typing */

.stk-msg__typing {
  display: flex;
  gap: 5px;
  align-items: center;
  padding: 12px 14px;
}

.stk-msg__typing span {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  animation: stk-typing 1s ease-in-out infinite;
}

.stk-msg__typing span:nth-child(2) {
  animation-delay: 0.15s;
}

.stk-msg__typing span:nth-child(3) {
  animation-delay: 0.3s;
}

@keyframes stk-typing {
  0%, 80%, 100% {
    opacity: 0.3;
    transform: translateY(0);
  }
  40% {
    opacity: 1;
    transform: translateY(-3px);
  }
}

/* Domain cards */

.stk-domain-card {
  padding: 14px 16px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
}

.stk-domain-card__badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 3px 8px;
  border-radius: var(--stk-radius-full);
  margin-bottom: 8px;
}

.stk-domain-card--free .stk-domain-card__badge {
  background: rgba(0, 255, 194, 0.15);
  color: var(--stk-green);
}

.stk-domain-card--taken .stk-domain-card__badge {
  background: rgba(255, 68, 68, 0.15);
  color: #ff7b7b;
}

.stk-domain-card--warn .stk-domain-card__badge {
  background: rgba(255, 200, 50, 0.15);
  color: #ffd666;
}

.stk-domain-card__name {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 4px;
}

/* Hero welcome line */

.stk-hero-line {
  font-size: 1.05rem;
}

/* Welcome balloons */

.stk-balloons {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  overflow: hidden;
}

.stk-balloon {
  position: absolute;
  bottom: -2rem;
  opacity: 0;
  animation: stk-balloon-rise 3s ease-out forwards;
  will-change: transform, opacity;
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.2));
  pointer-events: auto;
  cursor: pointer;
}

@keyframes stk-balloon-rise {
  0% {
    opacity: 0;
    transform: translateY(0) scale(0.4) rotate(0deg);
  }
  15% {
    opacity: 0.9;
    transform: translateY(-15vh) scale(1) rotate(-5deg);
  }
  50% {
    opacity: 0.7;
    transform: translateY(-45vh) scale(1.05) rotate(5deg);
  }
  80% {
    opacity: 0.3;
    transform: translateY(-70vh) scale(0.95) rotate(-3deg);
  }
  100% {
    opacity: 0;
    transform: translateY(-90vh) scale(0.8) rotate(8deg);
  }
}

.stk-balloon--pop {
  animation: stk-balloon-pop 0.35s ease-out forwards !important;
  pointer-events: none !important;
  cursor: default;
}

@keyframes stk-balloon-pop {
  0% {
    transform: scale(1);
    opacity: 0.7;
  }
  50% {
    transform: scale(1.8) rotate(15deg);
    opacity: 1;
    filter: drop-shadow(0 4px 16px rgba(0, 178, 255, 0.5));
  }
  100% {
    transform: scale(2.5) rotate(-10deg);
    opacity: 0;
  }
}

/* Scroll-to-bottom FAB */

.stk-scroll-bottom {
  position: absolute;
  bottom: 76px;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  width: 36px;
  height: 36px;
  border-radius: var(--stk-radius-full);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(10, 10, 10, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: rgba(255, 255, 255, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 4;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s, transform 0.25s, background 0.15s;
}

.stk-scroll-bottom.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.stk-scroll-bottom:hover {
  background: rgba(10, 10, 10, 0.85);
  color: var(--stk-white);
  border-color: rgba(255, 255, 255, 0.2);
}

.stk-scroll-bottom:focus-visible {
  outline: 2px solid var(--stk-green);
  outline-offset: 2px;
}

/* Restart button */

.stk-restart {
  position: absolute;
  top: 12px;
  right: var(--stk-space-lg);
  height: 36px;
  padding: 0 12px;
  border-radius: var(--stk-radius-full);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: rgba(255, 255, 255, 0.45);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  z-index: 5;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s, color 0.2s, background 0.2s, border-color 0.2s;
  font-family: inherit;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.02em;
  white-space: nowrap;
  min-width: 44px;
  min-height: 44px;
  -webkit-tap-highlight-color: transparent;
}

.stk-restart__label {
  display: none;
}

@media (min-width: 480px) {
  .stk-restart__label {
    display: inline;
  }
}

.stk-restart.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.stk-restart:hover {
  color: rgba(255, 255, 255, 0.75);
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(0, 0, 0, 0.5);
}

.stk-restart:active {
  background: rgba(0, 0, 0, 0.6);
}

.stk-restart:focus-visible {
  outline: 2px solid var(--stk-green);
  outline-offset: 2px;
}

/* Restart confirmation popover */

.stk-restart-popover {
  position: absolute;
  top: 56px;
  right: var(--stk-space-lg);
  background: rgba(20, 20, 20, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  padding: 14px 16px;
  z-index: 10;
  display: flex;
  flex-direction: column;
  gap: 12px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.stk-restart-popover.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.stk-restart-popover__text {
  margin: 0;
  font-size: 13px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.3;
}

.stk-restart-popover__actions {
  display: flex;
  gap: 8px;
}

.stk-restart-popover__btn {
  flex: 1;
  height: 36px;
  min-width: 44px;
  border: none;
  border-radius: 8px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  -webkit-tap-highlight-color: transparent;
}

.stk-restart-popover__btn--yes {
  background: rgba(255, 68, 68, 0.15);
  color: #ff8a8a;
  border: 1px solid rgba(255, 68, 68, 0.3);
}

.stk-restart-popover__btn--yes:hover {
  background: rgba(255, 68, 68, 0.25);
  color: #ffaaaa;
}

.stk-restart-popover__btn--yes:active {
  background: rgba(255, 68, 68, 0.35);
}

.stk-restart-popover__btn--no {
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.stk-restart-popover__btn--no:hover {
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.8);
}

.stk-restart-popover__btn--no:active {
  background: rgba(255, 255, 255, 0.14);
}

.stk-restart-popover__btn:focus-visible {
  outline: 2px solid var(--stk-green);
  outline-offset: 2px;
}

/* Composer */

.stk-composer--chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.stk-chip {
  font-family: inherit;
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: var(--stk-radius-full);
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.04);
  color: var(--stk-white);
  cursor: pointer;
  min-height: 44px;
  transition: background 0.15s, border-color 0.15s;
}

.stk-chip:hover {
  border-color: var(--stk-cyan);
  background: rgba(0, 208, 231, 0.10);
}

.stk-chip:focus-visible {
  outline: 2px solid var(--stk-green);
  outline-offset: 2px;
}

.stk-composer--inline {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: stretch;
}

.stk-input {
  flex: 1 1 140px;
  min-width: 0;
  font: inherit;
  font-size: 0.9375rem;
  padding: 10px 12px;
  border-radius: var(--stk-radius-md);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(0, 0, 0, 0.3);
  color: var(--stk-white);
}

.stk-input::placeholder {
  color: rgba(246, 246, 246, 0.3);
}

.stk-input:focus-visible {
  outline: 2px solid var(--stk-cyan);
  outline-offset: 1px;
  border-color: transparent;
}

.stk-send {
  font: inherit;
  font-weight: 600;
  font-size: 0.875rem;
  padding: 10px 16px;
  border-radius: var(--stk-radius-md);
  border: 0;
  cursor: pointer;
  background: linear-gradient(135deg, var(--stk-blue-mid), var(--stk-cyan));
  color: var(--stk-white);
  min-height: 44px;
  transition: opacity 0.15s;
}

.stk-send:hover {
  opacity: 0.9;
}

.stk-send:focus-visible {
  outline: 2px solid var(--stk-green);
  outline-offset: 2px;
}

.stk-skip {
  font: inherit;
  font-weight: 600;
  font-size: 0.8125rem;
  padding: 10px 12px;
  border-radius: var(--stk-radius-md);
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: transparent;
  color: rgba(246, 246, 246, 0.6);
  cursor: pointer;
  min-height: 44px;
}

.stk-skip:focus-visible {
  outline: 2px solid var(--stk-green);
  outline-offset: 2px;
}

.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;
}

/* ---- Social Proof ---- */

.social-proof {
  background: var(--stk-bg-dark);
  border-top: none;
  padding: var(--stk-space-3xl) 0 var(--stk-space-2xl);
  overflow: hidden;
}

.social-proof-text {
  text-align: center;
  color: rgba(246, 246, 246, 0.3);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--stk-space-lg);
}

.logo-bar {
  display: flex;
  overflow: hidden;
  mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
}

.logo-bar__track {
  display: flex;
  align-items: center;
  gap: var(--stk-space-3xl);
  animation: stk-marquee 30s linear infinite;
  flex-shrink: 0;
  padding: 0 var(--stk-space-xl);
}

@keyframes stk-marquee {
  to { transform: translateX(-50%); }
}

.logo-bar__img {
  height: 36px;
  width: auto;
  flex-shrink: 0;
  opacity: 0.7;
  transition: opacity 0.3s;
  user-select: none;
  -webkit-user-drag: none;
  object-fit: contain;
  border-radius: 4px;
}

.logo-bar__img:hover {
  opacity: 1;
}

/* ---- How it works ---- */

.how-it-works {
  padding: var(--stk-space-4xl) 0;
  background: var(--stk-bg-dark);
  position: relative;
}

.how-it-works::before {
  content: "";
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 178, 255, 0.12), transparent);
}

.how-it-works h2,
.plans h2,
.faq h2,
.cta-final h2 {
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: var(--stk-space-2xl);
  color: var(--stk-white);
}

.steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.step {
  display: flex;
  align-items: flex-start;
  gap: var(--stk-space-lg);
  padding: var(--stk-space-xl) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.step:last-child {
  border-bottom: none;
}

.step-num {
  font-size: clamp(3rem, 8vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 0.85;
  background: linear-gradient(135deg, var(--stk-blue-bright), var(--stk-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  flex-shrink: 0;
  min-width: 80px;
}

.step-body h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--stk-space-xs);
  letter-spacing: -0.01em;
  color: var(--stk-white);
}

.step-body p {
  color: rgba(246, 246, 246, 0.5);
  font-size: 0.9375rem;
  line-height: 1.6;
}

/* ---- Plans ---- */

.plans {
  padding: var(--stk-space-4xl) 0;
  background: var(--stk-bg-dark);
  position: relative;
}

.plans::before {
  content: "";
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 208, 231, 0.1), transparent);
}

.plans-sub {
  color: rgba(246, 246, 246, 0.5);
  margin-bottom: var(--stk-space-xl);
  font-size: 1.0625rem;
}

.plans-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--stk-space-lg);
}

.plan-card {
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--stk-radius-lg);
  padding: var(--stk-space-xl);
  border: 1px solid rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.3s;
}

.plan-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.plan-featured {
  border-color: rgba(0, 178, 255, 0.35);
  box-shadow:
    0 0 24px rgba(0, 178, 255, 0.12),
    0 0 48px rgba(0, 208, 231, 0.06);
  background: rgba(255, 255, 255, 0.05);
}

.plan-featured::after {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: var(--stk-radius-lg);
  background: linear-gradient(135deg, rgba(39, 57, 189, 0.1), rgba(0, 208, 231, 0.08), rgba(0, 255, 194, 0.05));
  z-index: -1;
  filter: blur(24px);
  pointer-events: none;
}

.plan-featured:hover {
  border-color: rgba(0, 178, 255, 0.5);
  box-shadow:
    0 0 32px rgba(0, 178, 255, 0.2),
    0 0 64px rgba(0, 208, 231, 0.08);
}

.plan-badge {
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%) translateY(-50%);
  background: linear-gradient(135deg, var(--stk-blue-deep), var(--stk-blue-bright));
  color: var(--stk-white);
  font-size: 0.7rem;
  font-weight: 700;
  padding: var(--stk-space-xs) var(--stk-space-md);
  border-radius: var(--stk-radius-full);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
  box-shadow: 0 2px 12px rgba(0, 178, 255, 0.3);
}

.plan-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--stk-space-md);
  letter-spacing: -0.01em;
  color: var(--stk-white);
}

.plan-price {
  margin-bottom: var(--stk-space-lg);
  display: flex;
  align-items: baseline;
  gap: 2px;
}

.price-value {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--stk-white);
}

.price-period {
  font-size: 1rem;
  color: rgba(246, 246, 246, 0.4);
}

.plan-card ul {
  margin-bottom: var(--stk-space-xl);
  flex: 1;
}

.plan-card li {
  padding: var(--stk-space-sm) 0;
  font-size: 0.9375rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  gap: var(--stk-space-sm);
  color: rgba(246, 246, 246, 0.7);
}

.plan-card li::before {
  content: "\2713";
  color: var(--stk-green);
  font-weight: 700;
  font-size: 0.8125rem;
  flex-shrink: 0;
}

.plan-card .btn {
  width: 100%;
}

.plans-annual {
  text-align: center;
  margin-top: var(--stk-space-xl);
  color: rgba(246, 246, 246, 0.4);
  font-weight: 600;
  font-size: 0.9375rem;
}

/* ---- Testimonial ---- */

.testimonial {
  padding: var(--stk-space-4xl) 0;
  background: var(--stk-bg-dark);
  position: relative;
}

.testimonial::before {
  content: "";
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.06), transparent);
}

.testimonial-inner {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  position: relative;
}

.testimonial-mark {
  display: block;
  font-size: clamp(3rem, 10vw, 10rem);
  line-height: 0.6;
  font-family: Georgia, "Times New Roman", serif;
  background: linear-gradient(135deg, var(--stk-blue-bright), var(--stk-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.25;
  user-select: none;
  margin-bottom: var(--stk-space-md);
}

.testimonial blockquote {
  margin: 0;
  padding: 0;
  border: none;
  background: none;
}

.testimonial blockquote p {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 500;
  line-height: 1.5;
  color: var(--stk-white);
  font-style: italic;
  margin-bottom: var(--stk-space-xl);
}

.testimonial-author {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--stk-space-xs);
  font-style: normal;
}

.testimonial-author strong {
  font-size: 1rem;
  color: var(--stk-white);
}

.testimonial-author span {
  font-size: 0.8125rem;
  color: rgba(246, 246, 246, 0.4);
}

/* ---- FAQ ---- */

.faq {
  padding: var(--stk-space-4xl) 0;
  background: var(--stk-bg-dark);
  position: relative;
}

.faq::before {
  content: "";
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.06), transparent);
}

.faq-list {
  max-width: 680px;
}

.faq-item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.faq-item summary {
  padding: var(--stk-space-lg) 0;
  font-weight: 600;
  font-size: 1.0625rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--stk-space-md);
  color: var(--stk-white);
  transition: color 0.2s;
}

.faq-item summary:hover {
  color: var(--stk-cyan);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-size: 1.5rem;
  font-weight: 300;
  color: rgba(246, 246, 246, 0.3);
  flex-shrink: 0;
  transition: transform 0.2s, color 0.2s;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
  color: var(--stk-cyan);
}

.faq-item p {
  padding-bottom: var(--stk-space-lg);
  color: rgba(246, 246, 246, 0.5);
  line-height: 1.6;
  font-size: 0.9375rem;
}

.faq-content {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.3s ease;
}

.faq-item[open] .faq-content {
  grid-template-rows: 1fr;
}

.faq-item[open].is-closing .faq-content {
  grid-template-rows: 0fr;
}

.faq-content__inner {
  overflow: hidden;
}

/* ---- CTA Final ---- */

.cta-final {
  padding: var(--stk-space-4xl) 0 calc(var(--stk-space-4xl) + 16px);
  background: var(--stk-bg-dark);
  color: var(--stk-text-on-dark);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-final::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 70% at 50% 60%, rgba(39, 57, 189, 0.18), transparent 70%),
    radial-gradient(ellipse 40% 40% at 50% 50%, rgba(0, 208, 231, 0.08), transparent 60%);
  pointer-events: none;
}

.cta-final .container {
  position: relative;
  z-index: 1;
}

.cta-final p {
  color: rgba(246, 246, 246, 0.5);
  font-size: 1.25rem;
  margin-bottom: var(--stk-space-xl);
}

.cta-final .btn-lg {
  background: linear-gradient(135deg, var(--stk-blue-deep), var(--stk-blue-bright));
  box-shadow: 0 0 24px rgba(0, 178, 255, 0.2);
  transition: background 0.2s, transform 0.1s, box-shadow 0.3s;
}

.cta-final .btn-lg:hover {
  box-shadow: 0 0 40px rgba(0, 178, 255, 0.35), 0 0 80px rgba(0, 208, 231, 0.1);
}

/* ---- Footer ---- */

.site-footer {
  background: var(--stk-bg-dark);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: var(--stk-space-3xl) 0 var(--stk-space-2xl);
  color: var(--stk-text-on-dark);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: var(--stk-space-2xl);
}

.footer-top {
  display: flex;
  flex-direction: column;
  gap: var(--stk-space-lg);
}

.footer-logo-stk {
  display: block;
  opacity: 0.9;
}

.footer-brand p {
  color: rgba(246, 246, 246, 0.4);
  font-size: 0.8125rem;
  margin-top: var(--stk-space-sm);
  max-width: 280px;
}

.footer-contact {
  display: flex;
  flex-wrap: wrap;
  gap: var(--stk-space-lg);
}

.footer-contact a {
  font-size: 0.8125rem;
  font-weight: 600;
  color: rgba(246, 246, 246, 0.5);
  transition: color 0.2s;
}

.footer-contact a:hover {
  color: var(--stk-white);
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: var(--stk-space-md);
  padding-top: var(--stk-space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-copy {
  font-size: 0.75rem;
  color: rgba(246, 246, 246, 0.25);
}

.footer-made-in {
  display: flex;
  align-items: center;
  gap: var(--stk-space-sm);
}

.footer-made-in span {
  font-size: 0.75rem;
  color: rgba(246, 246, 246, 0.3);
}

.footer-logo-contra {
  opacity: 0.5;
  transition: opacity 0.2s;
}

.footer-logo-contra:hover {
  opacity: 0.85;
}

/* ---- Reveal ---- */

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Staggered children ---- */

.reveal.is-visible .step,
.reveal.is-visible .plan-card {
  animation: stk-stagger-up 0.5s ease-out both;
}

.reveal.is-visible .step:nth-child(2),
.reveal.is-visible .plan-card:nth-child(2) { animation-delay: 0.1s; }

.reveal.is-visible .step:nth-child(3),
.reveal.is-visible .plan-card:nth-child(3) { animation-delay: 0.2s; }

@keyframes stk-stagger-up {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---- Focus visible ---- */

:focus-visible {
  outline: 2px solid var(--stk-cyan);
  outline-offset: 2px;
}

/* ---- Mobile overlay ---- */

.menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 99;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
}

.menu-overlay.is-active {
  opacity: 1;
  pointer-events: auto;
}

/* ---- Responsive ---- */

@media (min-width: 640px) {
  .logo-bar__img {
    height: 48px;
  }

  .steps {
    flex-direction: row;
    gap: var(--stk-space-xl);
  }

  .step {
    flex: 1;
    flex-direction: column;
    gap: var(--stk-space-md);
    padding: 0;
    border-bottom: none;
    border-right: 1px solid rgba(255, 255, 255, 0.06);
    padding-right: var(--stk-space-xl);
  }

  .step:last-child {
    border-right: none;
    padding-right: 0;
  }

  .plans-grid {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: var(--stk-space-md);
    padding-bottom: var(--stk-space-sm);
    -webkit-overflow-scrolling: touch;
  }

  .plan-card {
    min-width: 260px;
    scroll-snap-align: center;
    flex-shrink: 0;
    padding: var(--stk-space-xl) var(--stk-space-lg);
  }
}

@media (min-width: 768px) {
  .menu-toggle {
    display: none;
  }

  .header-nav {
    display: flex;
  }

  .header-cta {
    margin-left: 0;
    font-size: 0.8125rem;
    padding: var(--stk-space-sm) var(--stk-space-md);
  }

  .plans-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    overflow: visible;
    scroll-snap-type: none;
    padding-bottom: 0;
  }

  .plan-card {
    min-width: 0;
    flex-shrink: 1;
  }

  .footer-top {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }

  .stk-chat__thread {
    max-width: min(640px, 92vw);
    padding: var(--stk-space-xl) var(--stk-space-2xl);
  }

  .stk-chat__footer .stk-composer--chips,
  .stk-chat__footer .stk-composer--inline {
    max-width: min(640px, 92vw);
    padding: var(--stk-space-md) var(--stk-space-2xl);
  }
}

@media (min-width: 1024px) {
  .step-num {
    font-size: 5rem;
  }
}

/* ---- Progress bar (B2) ---- */

.stk-progress {
  height: 2px;
  background: rgba(255, 255, 255, 0.06);
  flex-shrink: 0;
  overflow: hidden;
}

.stk-progress::after {
  content: "";
  display: block;
  height: 100%;
  width: var(--stk-progress, 0%);
  background: linear-gradient(90deg, var(--stk-blue-deep), var(--stk-cyan), var(--stk-green));
  transition: width 0.4s ease;
}

/* ---- Inline errors (A3) ---- */

.stk-inline-error {
  font-size: 0.8rem;
  color: #ff9b9b;
  padding: 4px var(--stk-space-lg) 0;
  max-width: 600px;
  margin: 0 auto;
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 0.2s, transform 0.2s;
}

.stk-inline-error--visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Chip variants (A4, A7) ---- */

.stk-chip--secondary {
  border-color: rgba(255, 255, 255, 0.08);
  background: transparent;
  color: rgba(246, 246, 246, 0.5);
  font-size: 0.75rem;
  padding: 6px 12px;
  min-height: 36px;
}

.stk-chip--secondary:hover {
  border-color: rgba(255, 255, 255, 0.2);
  color: rgba(246, 246, 246, 0.8);
  background: rgba(255, 255, 255, 0.04);
}

.stk-chip--disabled {
  opacity: 0.4;
  pointer-events: none;
}

.stk-chip--selected {
  border-color: var(--stk-cyan);
  background: rgba(0, 208, 231, 0.15);
}

/* ---- Replayed messages (A1) ---- */

.stk-msg--replayed {
  animation: none !important;
}

.stk-msg--replayed .stk-msg__bubble {
  opacity: 0.6;
}

/* ---- Payment active layout (A5) ---- */

.stk-chat--payment-active .stk-chat__thread {
  max-height: 15vh;
  flex: 0 0 auto;
  mask-image: linear-gradient(to bottom, transparent, black 40%);
  -webkit-mask-image: linear-gradient(to bottom, transparent, black 40%);
}

.stk-chat--payment-active .stk-chat__brick-host {
  flex: 1;
  min-height: 0;
}

/* ---- Plan mini-cards (B3) ---- */

.stk-plan-mini-grid {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding: 8px 0 4px;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.stk-plan-mini-grid::-webkit-scrollbar {
  display: none;
}

.stk-plan-mini {
  flex: 0 0 140px;
  scroll-snap-align: start;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 0.75rem;
  line-height: 1.4;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, transform 0.1s;
  text-align: left;
  color: inherit;
  font-family: inherit;
}
.stk-plan-mini:hover:not(:disabled) {
  border-color: var(--stk-blue-bright);
  background: rgba(0, 178, 255, 0.06);
  transform: translateY(-2px);
}
.stk-plan-mini--selected {
  border-color: var(--stk-blue-bright);
  background: rgba(0, 178, 255, 0.12);
}
.stk-plan-mini--disabled {
  opacity: 0.5;
  cursor: default;
  pointer-events: none;
}

.stk-plan-mini--featured {
  border-color: var(--stk-blue-bright);
  background: rgba(0, 178, 255, 0.08);
}

.stk-plan-mini strong {
  display: block;
  font-size: 0.8125rem;
  margin-bottom: 2px;
}

.stk-plan-mini__price {
  display: block;
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.stk-plan-mini__price small {
  font-size: 0.65rem;
  font-weight: 500;
  opacity: 0.6;
}

.stk-plan-mini ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.stk-plan-mini li {
  padding: 1px 0;
  color: rgba(246, 246, 246, 0.6);
  font-size: 0.7rem;
}

.stk-plan-mini li::before {
  content: "\2713 ";
  color: var(--stk-green);
  font-weight: 700;
}

/* ---- Domain suggestion cards (B5) ---- */

.stk-suggest {
  margin: var(--stk-space-sm) 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stk-suggest-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  width: 100%;
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.03);
  color: var(--stk-white);
  font: inherit;
  font-size: 0.8125rem;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.stk-suggest-btn:hover {
  background: rgba(0, 208, 231, 0.08);
  border-color: var(--stk-cyan);
}

.stk-suggest-btn__name {
  font-weight: 600;
}

.stk-suggest-btn__action {
  font-size: 0.7rem;
  color: var(--stk-cyan);
  font-weight: 600;
  flex-shrink: 0;
}

/* ---- Small phones (<480px) ---- */
@media (max-width: 479px) {
  .stk-chat__footer {
    padding: 0;
  }

  .plan-card {
    min-width: 240px;
  }
}