@import url("https://fonts.googleapis.com/css2?family=Oswald:wght@500;600;700&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@500;600&display=swap");

:root {
  --black: #0D0D0D;
  --charcoal: #1A1A1A;
  --steel: #4A4A4A;
  --gray: #8C8C8C;
  --line: #D9D9D6;
  --paper: #FAFAF8;
  --white: #FFFFFF;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--paper);
  color: var(--black);
  font-family: "Inter", sans-serif;
  font-size: 15px;
}

a { color: var(--black); }

/* -------- hazard strip: the one recurring signature motif -------- */
.hazard-strip {
  height: 8px;
  background: repeating-linear-gradient(
    45deg,
    var(--black) 0 14px,
    var(--paper) 14px 28px
  );
}

/* -------- shell -------- */
.site-header {
  background: var(--black);
  color: var(--white);
}
.site-header-inner {
  max-width: 760px;
  margin: 0 auto;
  padding: 22px 20px 20px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
}
.brand-eyebrow {
  font-family: "IBM Plex Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 6px;
}
.brand-title {
  font-family: "Oswald", sans-serif;
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin: 0;
}
.header-meta {
  text-align: right;
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  color: var(--gray);
}

.page {
  max-width: 760px;
  margin: 0 auto;
  padding: 40px 20px 80px;
}
.page-narrow {
  max-width: 420px;
  margin: 0 auto;
  padding: 60px 20px;
}

.eyebrow {
  font-family: "IBM Plex Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 8px;
}
h1.page-title {
  font-family: "Oswald", sans-serif;
  font-weight: 700;
  font-size: 26px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin: 0 0 6px;
}
h2.section-title {
  font-family: "Oswald", sans-serif;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-bottom: 2px solid var(--black);
  padding-bottom: 8px;
  margin: 0 0 16px;
}

.back-link {
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  text-transform: uppercase;
  text-decoration: underline;
  color: var(--steel);
}

/* -------- cards / plates -------- */
.plate-list { display: flex; flex-direction: column; gap: 2px; margin: 20px 0; }
.plate {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--white);
  border: 2px solid var(--black);
  padding: 14px 18px;
  text-decoration: none;
  color: var(--black);
}
.plate:hover { background: var(--black); color: var(--white); }
.plate-name {
  font-family: "Oswald", sans-serif;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  font-size: 14px;
}
.plate-arrow { font-family: "IBM Plex Mono", monospace; font-size: 14px; }

/* -------- day nav -------- */
.day-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 2px solid var(--black);
  border-bottom: 2px solid var(--black);
  padding: 14px 4px;
  margin-bottom: 20px;
}
.day-nav-btn {
  width: 34px; height: 34px;
  border: 2px solid var(--black);
  background: var(--white);
  font-size: 16px;
  cursor: pointer;
}
.day-nav-btn:hover { background: var(--black); color: var(--white); }
.day-label {
  text-align: center;
  font-family: "Oswald", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-size: 15px;
}
.day-label input[type="date"] {
  display: block;
  margin: 4px auto 0;
  border: none;
  background: transparent;
  font-family: "IBM Plex Mono", monospace;
  font-size: 11px;
  color: var(--steel);
}

/* -------- slots -------- */
.slot-list { display: flex; flex-direction: column; gap: 6px; }
.slot {
  display: flex;
  align-items: center;
  gap: 16px;
  border: 2px solid var(--black);
  background: var(--white);
  padding: 12px 16px;
  position: relative;
}
.slot.mine { border-left-width: 8px; }
.slot.reserved { background: var(--charcoal); color: var(--white); border-color: var(--charcoal); }
.slot.reserved .slot-status { color: var(--line); }
.slot.mine.reserved { background: var(--white); color: var(--black); border-color: var(--black); }
.slot-time {
  font-family: "IBM Plex Mono", monospace;
  font-weight: 600;
  font-size: 13px;
  width: 76px;
  flex-shrink: 0;
}
.slot-status { flex: 1; font-size: 13px; color: var(--steel); }
.slot.reserved:not(.mine) .slot-status { color: var(--line); }

/* -------- buttons -------- */
.btn {
  font-family: "IBM Plex Mono", monospace;
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 9px 16px;
  border: 2px solid var(--black);
  background: var(--white);
  color: var(--black);
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  display: inline-block;
}
.btn:hover { background: var(--black); color: var(--white); }
.btn-solid { background: var(--black); color: var(--white); }
.btn-solid:hover { background: var(--white); color: var(--black); }
.btn-danger { border-color: var(--steel); }
.btn-danger:hover { background: var(--charcoal); border-color: var(--charcoal); }
.btn-full { width: 100%; text-align: center; padding: 12px; }

/* -------- forms -------- */
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.field label {
  font-family: "IBM Plex Mono", monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--steel);
}
.field input, .field select {
  border: 2px solid var(--black);
  background: var(--white);
  padding: 10px 12px;
  font-size: 14px;
  font-family: "Inter", sans-serif;
}
.field input:focus, .field select:focus { outline: none; background: #F0F0EE; }

.alert {
  border: 2px solid var(--black);
  background: var(--charcoal);
  color: var(--white);
  padding: 10px 14px;
  font-size: 13px;
  margin-bottom: 16px;
}
.alert-success {
  background: var(--white);
  color: var(--black);
  border-style: dashed;
}

.form-footer {
  text-align: center;
  font-size: 13px;
  color: var(--steel);
  margin-top: 20px;
}

.hint {
  text-align: center;
  font-family: "IBM Plex Mono", monospace;
  font-size: 11px;
  color: var(--gray);
  margin-top: 24px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.inline-form { display: flex; gap: 8px; margin-bottom: 24px; }
.inline-form input, .inline-form select { flex: 1; }

.admin-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 2px solid var(--black);
  background: var(--white);
  padding: 10px 16px;
  margin-bottom: 6px;
}
.admin-row form { margin: 0; }
.admin-row button.link-x {
  background: none;
  border: none;
  font-size: 18px;
  cursor: pointer;
  color: var(--black);
  line-height: 1;
}

.section { margin-bottom: 40px; }