/* =========================================================
   calculator.css — DNA-Energy Calculator styles.
   Extends theme.css variables. Mobile-first.
   ========================================================= */

/* ── Nav ── */
.calc-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 32px;
  background: linear-gradient(180deg, var(--bg) 60%, transparent);
}

.calc-nav-brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--fg);
  text-decoration: none;
  letter-spacing: -0.01em;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.calc-nav-recalc {
  font-size: 0.85rem;
  color: var(--fg-muted);
  text-decoration: none;
  letter-spacing: 0.05em;
  transition: color 0.2s;
}
.calc-nav-recalc:hover { color: var(--accent); }

/* ── Shared background orbs ── */
.calc-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* ── Eyebrow label ── */
.calc-eyebrow {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

/* =========================================================
   FORM PAGE
   ========================================================= */
.calc-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 100px 24px 80px;
  position: relative;
}

.calc-form-wrap {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 540px;
}

/* Header */
.calc-header {
  text-align: center;
  margin-bottom: 48px;
}

.calc-header h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.calc-header-sub {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 420px;
  margin: 0 auto;
}

/* Error */
.calc-error {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.35);
  color: #fca5a5;
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 0.9rem;
  margin-bottom: 24px;
}

/* Form */
.calc-form {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-field label {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

.label-req {
  color: var(--accent);
  font-weight: 700;
}

.label-opt {
  font-weight: 300;
  text-transform: none;
  letter-spacing: 0;
  color: var(--fg-muted);
  opacity: 0.6;
  font-size: 0.75rem;
}

.form-field input {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 14px 18px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 300;
  color: var(--fg);
  outline: none;
  transition: border-color 0.2s, background 0.2s;
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
}

/* Date/time input: make the built-in icon match theme */
.form-field input[type="date"],
.form-field input[type="time"] {
  color-scheme: dark;
}

.form-field input::placeholder {
  color: var(--fg-muted);
  opacity: 0.5;
}

.form-field input:focus {
  border-color: var(--accent);
  background: rgba(167, 139, 250, 0.06);
}

.field-hint {
  font-size: 0.8rem;
  color: var(--fg-muted);
  opacity: 0.6;
  line-height: 1.5;
}

/* Submit button */
.calc-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: var(--gradient-1);
  border: none;
  border-radius: 14px;
  padding: 18px 32px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  cursor: pointer;
  letter-spacing: 0.01em;
  transition: opacity 0.2s, transform 0.2s;
  margin-top: 8px;
  position: relative;
  overflow: hidden;
}

.calc-submit::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background 0.2s;
}

.calc-submit:hover {
  opacity: 0.92;
  transform: translateY(-1px);
}

.calc-submit:active {
  transform: translateY(0);
  opacity: 0.85;
}

.submit-icon {
  font-size: 1.1rem;
  transition: transform 0.2s;
}

.calc-submit:hover .submit-icon {
  transform: translateX(4px);
}

/* ── Processing screen ── */
.calc-processing {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 200;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
}

.calc-processing.active {
  display: flex;
}

.processing-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.processing-helix {
  position: relative;
  width: 80px;
  height: 140px;
  margin: 0 auto;
}

.ph-strand {
  position: absolute;
  width: 55px;
  height: 140px;
  border: 2px solid;
  border-radius: 50%;
  animation: helixSpin 3s linear infinite;
}

.ph-strand-1 {
  left: 0;
  border-color: var(--accent);
  opacity: 0.6;
}

.ph-strand-2 {
  right: 0;
  border-color: var(--cyan);
  opacity: 0.6;
  animation-delay: -1.5s;
}

.ph-glow {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 30px; height: 30px;
  background: var(--gradient-1);
  border-radius: 50%;
  filter: blur(12px);
  opacity: 0.9;
  animation: pulseGlow 2s ease-in-out infinite;
}

@keyframes pulseGlow {
  0%, 100% { opacity: 0.6; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 1; transform: translate(-50%, -50%) scale(1.4); }
}

.processing-label {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--fg);
}

.processing-sub {
  font-size: 0.9rem;
  color: var(--fg-muted);
  animation: fadeInOut 2s ease-in-out infinite;
}

@keyframes fadeInOut {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

/* =========================================================
   RESULTS PAGE
   ========================================================= */
.results-page {
  min-height: 100vh;
  padding: 100px 24px 80px;
  position: relative;
}

.results-wrap {
  position: relative;
  z-index: 2;
  max-width: 780px;
  margin: 0 auto;
}

/* Results header */
.results-header {
  margin-bottom: 48px;
}

.results-header h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.results-date {
  font-size: 0.9rem;
  color: var(--fg-muted);
  font-weight: 300;
}

/* Summary bar */
.profile-summary {
  display: flex;
  align-items: flex-start;
  gap: 0;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 28px 32px;
  margin-bottom: 48px;
  overflow-x: auto;
}

.summary-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  flex: 1;
  min-width: 80px;
  gap: 4px;
}

.summary-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.summary-label {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

.summary-name {
  font-size: 0.75rem;
  color: var(--fg-muted);
  max-width: 120px;
  line-height: 1.3;
}

.summary-divider {
  width: 1px;
  height: 60px;
  background: var(--card-border);
  margin: 0 8px;
  flex-shrink: 0;
  align-self: center;
}

/* Profile sections */
.profile-section {
  margin-bottom: 40px;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.tag-phase  { background: rgba(167,139,250,0.15); color: var(--accent); }
.tag-gate   { background: rgba(34,211,238,0.12); color: var(--cyan); }
.tag-strands{ background: rgba(251,191,36,0.12); color: var(--gold); }
.tag-current{ background: rgba(192,132,252,0.12); color: #c084fc; }
.tag-layers { background: rgba(249,115,22,0.12); color: #fb923c; }

.section-intro {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 20px;
  max-width: 620px;
}

/* Profile card */
.profile-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 36px;
  display: flex;
  gap: 28px;
  align-items: flex-start;
  transition: border-color 0.3s;
}

.profile-card:hover {
  border-color: #2a2440;
}

.card-number {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1;
  flex-shrink: 0;
  width: 72px;
  text-align: center;
  padding-top: 4px;
}

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

.card-title {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}

.card-meta {
  font-size: 0.8rem;
  color: var(--fg-muted);
  margin-bottom: 20px;
  font-family: var(--font-display);
  letter-spacing: 0.05em;
}

.card-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.content-block {
  border-left: 2px solid var(--card-border);
  padding-left: 16px;
}

.block-label {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.label-essence { color: var(--accent); }
.label-shadow  { color: #f87171; }
.label-mastery { color: var(--cyan); }

.content-block p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.75;
}

/* Strands grid */
.strands-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.strand-card {
  flex-direction: column;
  gap: 12px;
}

.strand-index {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  opacity: 0.7;
}

.strand-card .card-number {
  width: auto;
  text-align: left;
  font-size: 2.8rem;
}

/* Coming soon */
.coming-soon-row {
  background: var(--card-bg);
  border: 1px dashed var(--card-border);
  border-radius: 16px;
  padding: 24px 28px;
  margin-bottom: 40px;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.cs-label {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-muted);
  white-space: nowrap;
}

.cs-chips {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.cs-chip {
  font-size: 0.8rem;
  color: var(--fg-muted);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--card-border);
  border-radius: 100px;
  padding: 4px 14px;
}

/* Results CTA */
.results-cta {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
  padding-top: 16px;
}

.cta-recalc {
  display: inline-block;
  background: var(--gradient-1);
  border: none;
  border-radius: 12px;
  padding: 14px 28px;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  transition: opacity 0.2s, transform 0.2s;
}

.cta-recalc:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.cta-home {
  font-size: 0.9rem;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.cta-home:hover { color: var(--fg); }

/* Frequency Layers */
.layer-time-note {
  font-size: 0.85rem;
  color: #fb923c;
  margin-bottom: 16px;
  opacity: 0.8;
}

.layers-card {
  padding: 0 !important;
  overflow: hidden;
}

.layers-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.layers-table thead tr {
  border-bottom: 1px solid var(--card-border);
}

.layers-table th {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-muted);
  padding: 16px 24px;
  text-align: left;
}

.layers-table td {
  padding: 18px 24px;
  border-bottom: 1px solid var(--card-border);
  vertical-align: middle;
}

.layers-table tbody tr:last-child td {
  border-bottom: none;
}

.layer-row-mythic td {
  background: rgba(255,255,255,0.025);
}

.layer-name {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 100px;
  white-space: nowrap;
}

.layer-physical { background: rgba(34,211,238,0.12); color: var(--cyan); }
.layer-emotional { background: rgba(192,132,252,0.12); color: #c084fc; }
.layer-mental   { background: rgba(167,139,250,0.15); color: var(--accent); }
.layer-mythic   { background: rgba(249,115,22,0.12); color: #fb923c; }

.layer-formula {
  color: var(--fg-muted);
  font-size: 0.82rem;
  font-family: 'DM Mono', 'Courier New', monospace;
  letter-spacing: 0.02em;
}

.layer-num {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  line-height: 1;
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 768px) {
  .calc-nav { padding: 16px 20px; }

  .calc-form { padding: 28px 24px; }

  .profile-summary {
    padding: 20px 16px;
    gap: 0;
  }
  .summary-num { font-size: 1.5rem; }
  .summary-name { font-size: 0.65rem; }

  .profile-card {
    flex-direction: column;
    gap: 16px;
    padding: 24px;
  }
  .card-number { font-size: 2.5rem; width: auto; }

  .strands-grid {
    grid-template-columns: 1fr;
  }

  .coming-soon-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .results-cta { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .calc-page { padding: 90px 16px 60px; }
  .results-page { padding: 90px 16px 60px; }
  .profile-summary { flex-wrap: wrap; }
  .summary-divider { display: none; }
  .summary-item { min-width: 40%; }
}