/* ==========================================================================
   Just Say It — By His Super Affiliates
   Design system: deep near-black base, fluorescent signal accents.
   ========================================================================== */

:root {
  --bg: #0b0a14;
  --bg-elevated: #14121f;
  --bg-elevated-2: #1c1930;
  --bg-elevated-3: #241f3d;
  --border: #2c2844;
  --border-soft: #201c37;

  --fg: #f5f3fa;
  --fg-muted: #9c97b5;
  --fg-faint: #6b6684;

  --magenta: #ff2fd4;
  --violet: #b24bf3;
  --cyan: #2ee6d6;
  --green: #4ade80;
  --amber: #ffd23f;
  --coral: #ff8a5c;
  --danger: #ff5c72;

  --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-pill: 999px;

  --shadow-glow-magenta: 0 0 0 1px rgba(255, 47, 212, 0.25), 0 8px 30px -8px rgba(255, 47, 212, 0.35);
  --shadow-card: 0 4px 24px -8px rgba(0, 0, 0, 0.5);

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

@media (prefers-color-scheme: light) {
  :root { color-scheme: dark; }
}

* { box-sizing: border-box; }
html { color-scheme: dark; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  background-image:
    radial-gradient(60vw 40vh at 15% -10%, rgba(255, 47, 212, 0.12), transparent 60%),
    radial-gradient(50vw 40vh at 100% 0%, rgba(46, 230, 214, 0.10), transparent 60%);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

img, svg { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; color: inherit; }
a { color: inherit; }

::selection { background: rgba(255, 47, 212, 0.35); color: #fff; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--fg-faint); }

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

.container {
  width: 100%;
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 24px;
}

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

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  text-decoration: none;
  font-family: var(--font-display);
}

.brand-mark {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  color: var(--fg);
}

.brand-mark .dot { color: var(--magenta); }

.brand-tag {
  font-family: var(--font-body);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-faint);
  display: none;
}

@media (min-width: 560px) {
  .brand-tag { display: inline; }
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  cursor: pointer;
  transition: border-color 0.2s var(--ease), transform 0.15s var(--ease), background 0.2s var(--ease);
}

.icon-btn:hover { border-color: var(--fg-faint); transform: translateY(-1px); }
.icon-btn:active { transform: translateY(0); }
.icon-btn svg { width: 18px; height: 18px; stroke: var(--fg-muted); }
.icon-btn:hover svg { stroke: var(--fg); }

.icon-btn.has-key { border-color: rgba(74, 222, 128, 0.4); }
.icon-btn.has-key svg { stroke: var(--green); }

/* ---------- Hero / Tool ---------- */

.hero {
  padding: 28px 0 8px;
  text-align: center;
}

.wave {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
  height: 46px;
  margin: 0 auto 18px;
  opacity: 0.9;
}

.wave span {
  display: block;
  width: 3px;
  border-radius: 3px;
  background: linear-gradient(180deg, var(--magenta), var(--violet) 55%, var(--cyan));
  animation: wave-pulse 1.6s ease-in-out infinite;
  animation-delay: var(--d, 0s);
  height: var(--h, 14px);
}

@keyframes wave-pulse {
  0%, 100% { transform: scaleY(0.45); opacity: 0.65; }
  50% { transform: scaleY(1); opacity: 1; }
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.3rem, 6vw, 4rem);
  letter-spacing: -0.02em;
  line-height: 1.02;
  margin: 0 0 14px;
  background: linear-gradient(100deg, #fff 20%, var(--magenta) 55%, var(--cyan) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p.sub {
  max-width: 560px;
  margin: 0 auto;
  color: var(--fg-muted);
  font-size: 1.05rem;
}

/* ---------- Category chips ---------- */

.categories {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin: 28px 0 6px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 16px 9px 12px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--fg-muted);
  transition: all 0.18s var(--ease);
  -webkit-tap-highlight-color: transparent;
}

.chip .ic { font-size: 1rem; line-height: 1; }

.chip:hover { color: var(--fg); border-color: var(--fg-faint); }

.chip[aria-pressed="true"] {
  color: var(--bg);
  background: var(--chip-color, var(--magenta));
  border-color: var(--chip-color, var(--magenta));
  box-shadow: 0 4px 18px -4px var(--chip-color, var(--magenta));
  font-weight: 600;
}

.multi-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 4px 0 26px;
  font-size: 0.8125rem;
  color: var(--fg-faint);
}

.switch {
  position: relative;
  width: 34px;
  height: 20px;
  border-radius: 99px;
  background: var(--bg-elevated-2);
  border: 1px solid var(--border);
  cursor: pointer;
  flex: none;
}

.switch::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--fg-faint);
  transition: transform 0.2s var(--ease), background 0.2s var(--ease);
}

.switch[aria-checked="true"] { border-color: var(--cyan); background: rgba(46, 230, 214, 0.12); }
.switch[aria-checked="true"]::after { transform: translateX(14px); background: var(--cyan); }

/* ---------- Composer ---------- */

.composer {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 6px;
  box-shadow: var(--shadow-card);
}

.composer textarea {
  width: 100%;
  min-height: 130px;
  resize: vertical;
  background: transparent;
  border: none;
  padding: 18px 18px 8px;
  color: var(--fg);
  font-size: 1.0625rem;
  font-family: var(--font-body);
  line-height: 1.5;
}

.composer textarea::placeholder { color: var(--fg-faint); }
.composer textarea:focus { outline: none; }

.composer-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 4px 12px 10px;
  flex-wrap: wrap;
}

.strength {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  color: var(--fg-faint);
  flex: 1;
  min-width: 160px;
}

.strength-track {
  width: 70px;
  height: 4px;
  border-radius: 99px;
  background: var(--bg-elevated-2);
  overflow: hidden;
}

.strength-fill {
  height: 100%;
  width: 0%;
  border-radius: 99px;
  background: var(--danger);
  transition: width 0.25s var(--ease), background 0.25s var(--ease);
}

.composer-actions { display: flex; align-items: center; gap: 10px; }

.kbd-hint {
  font-size: 0.7rem;
  color: var(--fg-faint);
  display: none;
}

@media (min-width: 640px) { .kbd-hint { display: inline; } }

.kbd-hint kbd {
  font-family: var(--font-mono);
  background: var(--bg-elevated-2);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 1px 5px;
  font-size: 0.68rem;
}

/* Advanced options */

.advanced-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  color: var(--fg-faint);
  font-size: 0.8125rem;
  cursor: pointer;
  padding: 10px 6px;
}

.advanced-toggle:hover { color: var(--fg-muted); }
.advanced-toggle svg { width: 14px; height: 14px; transition: transform 0.2s var(--ease); }
.advanced-toggle[aria-expanded="true"] svg { transform: rotate(180deg); }

.advanced-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding: 4px 12px 16px;
}

@media (min-width: 640px) {
  .advanced-panel { grid-template-columns: 1fr 1fr; }
}

.field label {
  display: block;
  font-size: 0.75rem;
  color: var(--fg-faint);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.field input[type="text"], .field select {
  width: 100%;
  background: var(--bg-elevated-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  color: var(--fg);
  font-size: 0.875rem;
}

.field input[type="text"]:focus, .field select:focus { outline: none; border-color: var(--cyan); }

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: var(--radius-pill);
  padding: 13px 22px;
  font-weight: 600;
  font-size: 0.9375rem;
  cursor: pointer;
  transition: transform 0.15s var(--ease), box-shadow 0.2s var(--ease), opacity 0.2s var(--ease);
  white-space: nowrap;
}

.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary {
  background: linear-gradient(100deg, var(--amber), #ffb23f);
  color: #1a1206;
  box-shadow: 0 6px 22px -6px rgba(255, 210, 63, 0.55);
}

.btn-primary:hover:not(:disabled) { box-shadow: 0 8px 26px -6px rgba(255, 210, 63, 0.7); }

.btn-ghost {
  background: var(--bg-elevated-2);
  border: 1px solid var(--border);
  color: var(--fg-muted);
}

.btn-ghost:hover { color: var(--fg); border-color: var(--fg-faint); }

.btn-sm { padding: 8px 14px; font-size: 0.8125rem; }
.btn-block { width: 100%; }

.btn .spinner {
  width: 15px; height: 15px;
  border-radius: 50%;
  border: 2px solid rgba(0,0,0,0.25);
  border-top-color: #1a1206;
  animation: spin 0.7s linear infinite;
  display: none;
}

.btn.is-loading .spinner { display: inline-block; }
.btn.is-loading .btn-label { opacity: 0.7; }

@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Onboarding banner ---------- */

.banner {
  display: none;
  align-items: center;
  gap: 12px;
  background: var(--bg-elevated);
  border: 1px solid rgba(255, 210, 63, 0.35);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  margin-top: 18px;
  font-size: 0.875rem;
  color: var(--fg-muted);
}

.banner.show { display: flex; }
.banner strong { color: var(--fg); }
.banner button { margin-left: auto; flex: none; }

/* ---------- Results ---------- */

.results {
  margin-top: 34px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.result-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  animation: rise 0.4s var(--ease);
}

@keyframes rise {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.result-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.result-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 600;
  background: color-mix(in srgb, var(--tag-color, var(--magenta)) 18%, transparent);
  color: var(--tag-color, var(--magenta));
}

.result-head-actions { margin-left: auto; display: flex; gap: 8px; }

.prompt-block {
  background: var(--bg);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.65;
  color: #ece9f7;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 420px;
  overflow-y: auto;
}

.techniques {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}

.technique {
  font-size: 0.7rem;
  color: var(--fg-faint);
  background: var(--bg-elevated-2);
  border: 1px solid var(--border);
  padding: 3px 9px;
  border-radius: var(--radius-pill);
}

.tip {
  margin-top: 12px;
  font-size: 0.8125rem;
  color: var(--fg-muted);
  padding-left: 10px;
  border-left: 2px solid var(--cyan);
}

.refine-row {
  margin-top: 14px;
  display: flex;
  gap: 8px;
}

.refine-row input {
  flex: 1;
  background: var(--bg-elevated-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 9px 16px;
  font-size: 0.8125rem;
  color: var(--fg);
}

.refine-row input:focus { outline: none; border-color: var(--violet); }

.error-card {
  border-color: rgba(255, 92, 114, 0.4);
  background: rgba(255, 92, 114, 0.06);
  color: #ffc7cf;
  font-size: 0.875rem;
}

/* ---------- Empty ideas / example chips ---------- */

.examples {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  margin: 14px 0 0;
}

.example-chip {
  font-size: 0.75rem;
  color: var(--fg-faint);
  background: var(--bg-elevated);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-pill);
  padding: 6px 12px;
  cursor: pointer;
}

.example-chip:hover { color: var(--fg); border-color: var(--fg-faint); }

/* ---------- Modals ---------- */

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(6, 5, 12, 0.72);
  backdrop-filter: blur(3px);
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 8vh 16px 40px;
  z-index: 50;
  overflow-y: auto;
}

.overlay.show { display: flex; }

.modal {
  width: 100%;
  max-width: 460px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: 0 30px 80px -20px rgba(0,0,0,0.6);
  animation: pop 0.22s var(--ease);
}

.modal.modal-wide { max-width: 620px; }

@keyframes pop {
  from { opacity: 0; transform: translateY(6px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.modal-head h2 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  color: var(--fg-faint);
  cursor: pointer;
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
}

.modal-close:hover { color: var(--fg); background: var(--bg-elevated-2); }
.modal-close svg { width: 18px; height: 18px; }

.field-group { margin-bottom: 16px; }

.key-input-row { display: flex; gap: 8px; }
.key-input-row input {
  flex: 1;
  background: var(--bg-elevated-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 11px 12px;
  color: var(--fg);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
}
.key-input-row input:focus { outline: none; border-color: var(--cyan); }

.help-text { font-size: 0.75rem; color: var(--fg-faint); margin-top: 8px; line-height: 1.5; }
.help-text a { color: var(--cyan); text-decoration: underline; }

.tier-options { display: flex; gap: 8px; flex-wrap: wrap; }

.tier {
  flex: 1;
  min-width: 90px;
  text-align: center;
  padding: 10px 8px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--bg-elevated-2);
  cursor: pointer;
}

.tier[aria-pressed="true"] { border-color: var(--violet); background: rgba(178, 75, 243, 0.14); }
.tier .tier-name { font-weight: 600; font-size: 0.8125rem; display: block; }
.tier .tier-desc { font-size: 0.6875rem; color: var(--fg-faint); }

.modal-foot { display: flex; gap: 10px; margin-top: 20px; }

.privacy-note {
  display: flex;
  gap: 10px;
  font-size: 0.75rem;
  color: var(--fg-faint);
  background: var(--bg);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 12px;
  margin-top: 6px;
  line-height: 1.5;
}

.privacy-note svg { flex: none; width: 16px; height: 16px; stroke: var(--green); margin-top: 2px; }

/* History */

.history-list { display: flex; flex-direction: column; gap: 8px; max-height: 50vh; overflow-y: auto; margin-top: 6px; }

.history-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  background: var(--bg);
}

.history-item .hi-main { flex: 1; min-width: 0; }
.history-item .hi-idea { font-size: 0.8125rem; color: var(--fg); margin: 0 0 4px; overflow: hidden; text-overflow: ellipsis; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.history-item .hi-meta { font-size: 0.6875rem; color: var(--fg-faint); }
.history-item .hi-actions { display: flex; gap: 4px; flex: none; }

.history-empty { text-align: center; color: var(--fg-faint); font-size: 0.875rem; padding: 30px 10px; }

.history-search {
  width: 100%;
  background: var(--bg-elevated-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 10px 16px;
  color: var(--fg);
  font-size: 0.8125rem;
  margin-bottom: 12px;
}
.history-search:focus { outline: none; border-color: var(--cyan); }

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

.site-footer {
  margin-top: 60px;
  padding: 26px 0 50px;
  text-align: center;
  color: var(--fg-faint);
  font-size: 0.8125rem;
}

.site-footer a { color: var(--fg-muted); text-decoration: none; font-weight: 600; }
.site-footer a:hover { color: var(--magenta); }

.site-footer .fine { display: block; margin-top: 6px; font-size: 0.7rem; }

/* ---------- Toasts ---------- */

.toast-stack {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 100;
  width: calc(100% - 32px);
  max-width: 380px;
  align-items: center;
}

.toast {
  background: var(--bg-elevated-3);
  border: 1px solid var(--border);
  color: var(--fg);
  padding: 11px 18px;
  border-radius: var(--radius-pill);
  font-size: 0.8125rem;
  box-shadow: var(--shadow-card);
  animation: toast-in 0.25s var(--ease);
  display: flex;
  align-items: center;
  gap: 8px;
}

.toast.toast-error { border-color: rgba(255, 92, 114, 0.5); }
.toast.toast-success { border-color: rgba(74, 222, 128, 0.5); }

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

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

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}