/* ==========================================================================
   Ember Coffee — Brew Guide
   Terracotta palette, editorial hierarchy. Inherits ../style.css for nav,
   footer, tokens, and typography. Everything here is brew-scoped.
   ========================================================================== */

.brew-main {
  padding-top: 140px;
  padding-bottom: clamp(80px, 12vw, 160px);
  background: var(--linen);
  min-height: 100vh;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.brew-container {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 48px);
}

/* ---------- Intro header ---------- */
.brew-header {
  text-align: center;
  margin-bottom: clamp(32px, 5vw, 56px);
}

.brew-header__kicker {
  display: inline-block;
  font-family: 'Outfit', sans-serif;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--deep);
  margin-bottom: 1rem;
}

.brew-header__kicker::before,
.brew-header__kicker::after {
  content: '';
  display: inline-block;
  width: 28px;
  height: 1px;
  background: currentColor;
  vertical-align: middle;
  margin: 0 0.8rem;
  opacity: 0.6;
}

.brew-header__title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2.6rem, 7vw, 4.4rem);
  font-weight: 400;
  line-height: 1.02;
  color: var(--darkest);
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.brew-header__title em {
  font-style: italic;
  color: var(--deep);
}

.brew-header__lede {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  font-style: italic;
  color: var(--text-body);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.5;
}

/* ---------- Card shell (shared) ---------- */
.brew-card {
  background: var(--cream);
  border: 1px solid rgba(74, 30, 18, 0.08);
  border-radius: 0;
  box-shadow: 0 20px 48px -24px rgba(74, 30, 18, 0.18);
  padding: clamp(24px, 4vw, 44px);
  margin-bottom: clamp(24px, 3vw, 36px);
}

.brew-card__label {
  display: block;
  font-family: 'Outfit', sans-serif;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--rose);
  margin-bottom: 0.6rem;
}

.brew-card__title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 500;
  color: var(--darkest);
  line-height: 1.15;
  margin-bottom: 1.5rem;
}

/* ---------- Calculator ---------- */
.calc__grid {
  display: grid;
  grid-template-columns: minmax(200px, 1fr) auto;
  gap: clamp(16px, 3vw, 32px);
  align-items: end;
}

.calc__field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.calc__field-label {
  font-family: 'Outfit', sans-serif;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-body);
  letter-spacing: 0.04em;
}

.calc__input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.calc__input {
  width: 100%;
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.6rem, 3vw, 2rem);
  font-weight: 500;
  color: var(--darkest);
  background: transparent;
  border: none;
  border-bottom: 1.5px solid var(--deep);
  padding: 0.3rem 0;
  outline: none;
  transition: border-color 0.2s ease;
  -moz-appearance: textfield;
}

.calc__input::-webkit-outer-spin-button,
.calc__input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.calc__input:focus {
  border-color: var(--rose);
}

.calc__unit {
  font-family: 'Outfit', sans-serif;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-left: 0.5rem;
  white-space: nowrap;
}

.calc__presets {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.calc__preset {
  font-family: 'Outfit', sans-serif;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--deep);
  background: transparent;
  border: 1px solid var(--deep);
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease;
}

.calc__preset:hover,
.calc__preset[aria-pressed='true'] {
  background: var(--deep);
  color: var(--cream);
}

.calc__output {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(12px, 2vw, 24px);
  margin-top: clamp(24px, 3vw, 32px);
  padding-top: clamp(20px, 3vw, 28px);
  border-top: 1px solid rgba(74, 30, 18, 0.1);
}

.calc__stat-label {
  font-family: 'Outfit', sans-serif;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.45rem;
}

.calc__stat-value {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 500;
  color: var(--darkest);
  line-height: 1.1;
}

.calc__stat-value em {
  font-family: 'Outfit', sans-serif;
  font-style: normal;
  font-size: 0.6em;
  font-weight: 400;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  margin-left: 0.15em;
}

/* ---------- Method tabs ---------- */
.methods {
  margin-bottom: clamp(24px, 3vw, 36px);
}

.methods__tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid rgba(74, 30, 18, 0.18);
  margin-bottom: clamp(20px, 3vw, 32px);
}

.methods__tab {
  flex: 1;
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  font-weight: 500;
  color: var(--text-muted);
  background: transparent;
  border: none;
  padding: 0.9rem 0.6rem 1rem;
  cursor: pointer;
  position: relative;
  transition: color 0.2s ease;
  letter-spacing: 0.01em;
}

.methods__tab:hover {
  color: var(--text-body);
}

.methods__tab[aria-selected='true'] {
  color: var(--deep);
}

.methods__tab[aria-selected='true']::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: var(--deep);
}

.methods__tab em {
  display: block;
  font-family: 'Outfit', sans-serif;
  font-style: normal;
  font-size: 0.64rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-top: 0.25rem;
  color: var(--text-muted);
  opacity: 0.85;
}

.methods__tab[aria-selected='true'] em {
  color: var(--rose);
  opacity: 1;
}

.methods__select {
  display: none;
  width: 100%;
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.1rem;
  color: var(--darkest);
  background: var(--cream);
  border: 1px solid var(--deep);
  border-radius: 4px;
  padding: 0.7rem 1rem;
  cursor: pointer;
  margin-bottom: clamp(20px, 3vw, 32px);
}

/* ---------- Timer + ring ---------- */
.timer {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.ring-wrap {
  position: relative;
  width: 240px;
  height: 240px;
  margin: 0 auto;
}

.ring-svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.ring-track {
  fill: none;
  stroke: var(--sand);
  stroke-width: 10;
  opacity: 0.35;
}

.ring-progress {
  fill: none;
  stroke: var(--deep);
  stroke-width: 10;
  stroke-linecap: round;
  stroke-dasharray: 691.15; /* 2 * PI * 110 */
  stroke-dashoffset: 691.15;
  transition: stroke-dashoffset 0.2s linear;
}

@media (prefers-reduced-motion: reduce) {
  .ring-progress {
    transition: none;
  }
}

.ring-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  text-align: center;
}

.ring-time {
  font-family: 'Cormorant Garamond', serif;
  font-size: 3.2rem;
  font-weight: 400;
  color: var(--darkest);
  font-variant-numeric: tabular-nums;
  line-height: 1;
  letter-spacing: -0.01em;
}

.ring-total {
  font-family: 'Outfit', sans-serif;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 0.4rem;
}

/* ---------- Steps list ---------- */
.steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.step {
  display: grid;
  grid-template-columns: 72px 1fr auto;
  gap: 1rem;
  align-items: baseline;
  padding: 0.85rem 1rem;
  border-left: 3px solid transparent;
  background: transparent;
  border-radius: 2px;
  transition: background 0.25s ease, border-color 0.25s ease;
}

.step[data-state='active'] {
  background: var(--linen);
  border-left-color: var(--deep);
}

.step[data-state='done'] {
  opacity: 0.45;
}

.step[data-state='done'] .step__title {
  text-decoration: line-through;
  text-decoration-color: var(--text-muted);
}

.step__time {
  font-family: 'Outfit', sans-serif;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--rose);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}

.step[data-state='active'] .step__time {
  color: var(--deep);
  font-weight: 600;
}

.step__title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-dark);
  line-height: 1.3;
}

.step__title em {
  display: block;
  font-family: 'Outfit', sans-serif;
  font-style: normal;
  font-size: 0.82rem;
  font-weight: 400;
  color: var(--text-muted);
  margin-top: 0.15rem;
}

.step__target {
  font-family: 'Outfit', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-body);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.step[data-state='active'] .step__target {
  color: var(--deep);
}

/* ---------- Controls ---------- */
.controls {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-top: clamp(20px, 3vw, 28px);
  padding-top: clamp(20px, 3vw, 28px);
  border-top: 1px solid rgba(74, 30, 18, 0.1);
}

.btn {
  font-family: 'Outfit', sans-serif;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease, transform 0.12s ease;
  border: 1.5px solid transparent;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.btn:active {
  transform: translateY(1px);
}

.btn--primary {
  background: var(--deep);
  color: var(--cream);
  border-color: var(--deep);
}

.btn--primary:hover {
  background: var(--darkest);
  border-color: var(--darkest);
}

.btn--ghost {
  background: transparent;
  color: var(--deep);
  border-color: var(--deep);
}

.btn--ghost:hover {
  background: var(--deep);
  color: var(--cream);
}

.btn--mute {
  margin-left: auto;
  background: transparent;
  color: var(--text-muted);
  border-color: rgba(74, 30, 18, 0.2);
  padding: 0.55rem 1rem;
  font-size: 0.72rem;
}

.btn--mute:hover,
.btn--mute[aria-pressed='true'] {
  color: var(--deep);
  border-color: var(--deep);
}

.btn--mute[aria-pressed='true'] {
  background: var(--linen);
}

.btn svg {
  width: 14px;
  height: 14px;
}

/* ---------- Footnote ---------- */
.brew-footnote {
  text-align: center;
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-top: clamp(40px, 6vw, 64px);
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.5;
}

/* ---------- Responsive ---------- */
@media (max-width: 760px) {
  .timer {
    grid-template-columns: 1fr;
  }
  .ring-wrap {
    width: 200px;
    height: 200px;
  }
  .ring-time {
    font-size: 2.6rem;
  }
  .calc__grid {
    grid-template-columns: 1fr;
  }
  .calc__output {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .calc__output > div {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(74, 30, 18, 0.08);
  }
  .calc__stat-label {
    margin-bottom: 0;
  }
  .methods__tabs {
    display: none;
  }
  .methods__select {
    display: block;
  }
  .step {
    grid-template-columns: 60px 1fr;
    grid-template-rows: auto auto;
    gap: 0.4rem 0.8rem;
  }
  .step__target {
    grid-column: 2;
    grid-row: 2;
  }
}

@media (max-width: 420px) {
  .ring-wrap {
    width: 180px;
    height: 180px;
  }
  .ring-time {
    font-size: 2.2rem;
  }
  .controls {
    gap: 0.4rem;
  }
  .btn {
    padding: 0.75rem 1.1rem;
    font-size: 0.74rem;
  }
  .btn--mute {
    margin-left: 0;
    width: 100%;
    justify-content: center;
    margin-top: 0.4rem;
  }
}