/* =========================================================================
   TOOLS INDEX — Studio Nine
   The toolkit overview. Each tool gets a small instrument-style card that
   mirrors the TE chassis used inside each tool itself. Live tools open;
   forthcoming tools collect a notify-me email.
   ========================================================================= */

.s9-tools-index {
  padding-top: calc(var(--s9-header-h) + clamp(3rem, 6vw, 6rem));
  padding-bottom: clamp(4rem, 8vw, 8rem);
}

/* HERO */
.s9-tools-index__head {
  max-width: 760px;
  margin-bottom: clamp(3rem, 5vw, 5rem);
}
.s9-tools-index__title {
  font-family: var(--s9-font-display);
  font-weight: 700;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 1.04;
  letter-spacing: -0.03em;
  padding-block: 0.06em;
  margin: var(--s9-space-3) 0 var(--s9-space-4);
}
.s9-tools-index__title em {
  font-family: var(--s9-font-serif);
  font-style: italic;
  font-weight: 400;
  color: var(--s9-accent-text);
}
.s9-tools-index__lead {
  font-size: var(--s9-size-xl);
  line-height: 1.45;
  color: var(--s9-fg-mute);
  max-width: 62ch;
}

/* GRID */
.s9-tools-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.25rem, 2.5vw, 2rem);
  margin-bottom: clamp(4rem, 7vw, 6rem);
}
@media (max-width: 760px) { .s9-tools-grid { grid-template-columns: 1fr; } }

/* CARD chassis — same materiality as the tools themselves */
.s9-tool-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: #efedea;
  border: 1px solid #cdc8be;
  border-radius: 10px;
  padding: clamp(1.25rem, 2vw, 1.75rem);
  text-decoration: none;
  color: inherit;
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.5),
    0 1px 0 rgba(255,255,255,0.6),
    0 16px 32px -18px rgba(0,0,0,0.18);
  transition: transform var(--s9-d-base) var(--s9-ease), box-shadow var(--s9-d-base) var(--s9-ease);
  overflow: hidden;
}
/* Faint grid texture matching the real tools */
.s9-tool-card::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(10,10,10,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10,10,10,0.025) 1px, transparent 1px);
  background-size: 22px 22px;
  pointer-events: none;
}
.s9-tool-card > * { position: relative; z-index: 1; }
.s9-tool-card--live:hover {
  transform: translateY(-3px);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.5),
    0 24px 48px -20px rgba(0,0,0,0.25),
    0 8px 16px -10px rgba(0,0,0,0.15);
}

/* HEAD: device-id + status pill */
.s9-tool-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  margin-bottom: 1rem;
}
.s9-tool-card__id {
  font-family: 'Geist Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: #6b6b6b;
  padding: 3px 8px;
  background: rgba(255,255,255,0.5);
  border: 1px solid rgba(10,10,10,0.18);
  border-radius: 999px;
}
.s9-tool-card__status {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-family: 'Geist Mono', monospace;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.14em;
  padding: 3px 9px;
  border-radius: 3px;
}
.s9-tool-card__dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: currentColor;
  display: inline-block;
}
.s9-tool-card__status--live {
  background: rgba(212, 255, 63, 0.22);
  color: #1f6b3a;
  border: 1px solid rgba(46, 204, 113, 0.4);
}
.s9-tool-card__status--live .s9-tool-card__dot {
  background: #2ecc71;
  box-shadow: 0 0 8px rgba(46, 204, 113, 0.6);
}
.s9-tool-card__status--soon {
  background: rgba(255, 90, 31, 0.08);
  color: #a04413;
  border: 1px solid rgba(255, 90, 31, 0.35);
}
.s9-tool-card__status--soon .s9-tool-card__dot {
  background: #ff5a1f;
  animation: s9-tool-blink 1.6s infinite;
}
.s9-tool-card__status--placeholder {
  background: rgba(0,0,0,0.04);
  color: #6b6b6b;
  border: 1px dashed rgba(10,10,10,0.18);
}
.s9-tool-card__status--placeholder .s9-tool-card__dot {
  background: #b0a99c;
}
@keyframes s9-tool-blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

/* SCREEN — tiny LCD preview that mimics the in-tool display */
.s9-tool-card__screen {
  margin-bottom: 1.25rem;
  padding: 1rem;
  background: #0a0a0a;
  border-radius: 6px;
  border: 1px solid #000;
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.05),
    inset 0 0 0 1px rgba(212,255,63,0.06);
  position: relative;
  overflow: hidden;
}
.s9-tool-card__screen::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    to bottom, transparent 0px, transparent 3px,
    rgba(255,255,255,0.02) 3px, rgba(255,255,255,0.02) 4px
  );
  pointer-events: none;
}
.s9-tool-card__lcd {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .35rem;
  text-align: center;
  position: relative; z-index: 1;
}
.s9-tool-card__lcd-big {
  font-family: 'Geist Mono', monospace;
  font-weight: 600;
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  letter-spacing: -0.01em;
  color: #d4ff3f;
  text-shadow: 0 0 14px rgba(212, 255, 63, 0.4);
  font-variant-numeric: tabular-nums;
}
.s9-tool-card__lcd-small {
  font-family: 'Geist Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.14em;
  color: rgba(212, 255, 63, 0.65);
}
.s9-tool-card__lcd-blank {
  font-family: 'Geist Mono', monospace;
  font-size: 1.5rem;
  color: rgba(212, 255, 63, 0.25);
}
.s9-tool-card__screen--blank { opacity: 0.55; }

/* BODY */
.s9-tool-card__body {
  flex: 1;
  margin-bottom: 1.25rem;
}
.s9-tool-card__title {
  font-family: var(--s9-font-display);
  font-weight: 700;
  font-size: clamp(1.5rem, 2.2vw, 1.875rem);
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: #0a0a0a;
  margin: 0 0 .65rem;
  padding-block: 0.04em;
}
.s9-tool-card__desc {
  font-size: var(--s9-size-base);
  line-height: 1.5;
  color: var(--s9-fg-mute);
  margin: 0;
}

/* FOOT */
.s9-tool-card__foot {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px dashed rgba(10,10,10,0.15);
}
.s9-tool-card__source {
  font-family: 'Geist Mono', monospace;
  font-size: 11px;
  color: var(--s9-mute);
  letter-spacing: 0.02em;
  flex: 1;
  min-width: 0;
}
.s9-tool-card__source em {
  font-family: var(--s9-font-serif);
  font-style: italic;
}
.s9-tool-card__cta {
  font-family: 'Geist Mono', monospace;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #0a0a0a;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: .35rem;
}
.s9-tool-card__arrow {
  display: inline-block;
  transition: transform var(--s9-d-base) var(--s9-ease);
}
.s9-tool-card--live:hover .s9-tool-card__arrow { transform: translateX(4px); }

/* Forthcoming card styling — slightly muted overall + notify form */
.s9-tool-card--soon { opacity: 0.96; }
.s9-tool-card--soon .s9-tool-card__title { color: rgba(10,10,10,0.85); }
.s9-tool-card__notify {
  flex: 1 1 100%;
}
.s9-tool-card__notify-label {
  display: block;
  font-family: 'Geist Mono', monospace;
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--s9-mute);
  margin-bottom: .4rem;
}
.s9-tool-card__notify-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: .35rem;
}
.s9-tool-card__notify-row input[type="email"] {
  padding: .55rem .7rem;
  border: 1px solid rgba(10,10,10,0.22);
  border-radius: 3px;
  background: rgba(255,255,255,0.7);
  font: inherit;
  font-family: 'Geist Mono', monospace;
  font-size: 12px;
  color: #0a0a0a;
  outline: none;
}
.s9-tool-card__notify-row input[type="email"]:focus {
  border-color: #0a0a0a;
  box-shadow: 0 0 0 2px var(--s9-accent);
}
.s9-tool-card__notify-row button {
  padding: 0 .9rem;
  font-family: 'Geist Mono', monospace;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: #0a0a0a;
  color: #fff;
  border: 1px solid #0a0a0a;
  border-radius: 3px;
  cursor: pointer;
}
.s9-tool-card__notify-row button:hover { background: var(--s9-accent); color: #0a0a0a; border-color: var(--s9-accent); }
.s9-tool-card__notify-status {
  margin: .45rem 0 0;
  font-family: 'Geist Mono', monospace;
  font-size: 10.5px;
  letter-spacing: 0.04em;
  min-height: 1em;
}
.s9-tool-card__notify-status:empty { display: none; }
.s9-tool-card__notify-status.is-ok   { color: #1f6b3a; }
.s9-tool-card__notify-status.is-err  { color: #a82a1f; }
.s9-tool-card__notify-status.is-pending { color: var(--s9-mute); }

/* Placeholder card — same chassis, dashed accents */
.s9-tool-card--placeholder { opacity: 0.86; }
.s9-tool-card--placeholder .s9-tool-card__title { color: rgba(10,10,10,0.75); }
.s9-tool-card--placeholder .s9-tool-card__cta { color: rgba(10,10,10,0.7); }
.s9-tool-card--placeholder:hover .s9-tool-card__cta { color: #0a0a0a; }
.s9-tool-card--placeholder:hover { transform: translateY(-2px); }

/* PRINCIPLES STRIP */
.s9-tools-principles {
  padding-top: clamp(3rem, 5vw, 4rem);
  border-top: 1px solid var(--s9-line);
  max-width: 920px;
}
.s9-tools-principles__list {
  list-style: none;
  padding: 0;
  margin: clamp(1.5rem, 3vw, 2.5rem) 0 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.5rem, 3vw, 2.5rem);
}
@media (max-width: 760px) { .s9-tools-principles__list { grid-template-columns: 1fr; } }
.s9-tools-principles__list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: baseline;
}
.s9-tools-principles__num {
  font-family: 'Geist Mono', monospace;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--s9-accent-text);
}
.s9-tools-principles__list strong {
  display: inline;
  font-family: var(--s9-font-display);
  font-weight: 600;
  color: var(--s9-fg);
  margin-right: .35rem;
}
.s9-tools-principles__list div {
  font-size: var(--s9-size-base);
  line-height: 1.55;
  color: var(--s9-fg-mute);
}
.s9-tools-principles__list em {
  font-family: var(--s9-font-serif);
  font-style: italic;
}