:root {
  --bg: #08111f;
  --bg-2: #0c1629;
  --surface: rgba(255, 255, 255, 0.075);
  --surface-2: rgba(255, 255, 255, 0.11);
  --surface-3: rgba(255, 255, 255, 0.16);
  --text: #eef4ff;
  --muted: #a8b4ca;
  --muted-2: #75829a;
  --line: rgba(255, 255, 255, 0.13);
  --accent: #8b5cf6;
  --accent-2: #06b6d4;
  --accent-3: #f97316;
  --good: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --container: 1240px;
  --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(circle at 8% -4%, rgba(139, 92, 246, 0.27), transparent 34%),
    radial-gradient(circle at 92% 10%, rgba(6, 182, 212, 0.19), transparent 30%),
    radial-gradient(circle at 50% 100%, rgba(249, 115, 22, 0.10), transparent 34%),
    linear-gradient(180deg, var(--bg), #050914 72%);
  min-height: 100vh;
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

button, input, select, textarea {
  font: inherit;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  top: -70px;
  left: 16px;
  z-index: 1000;
  padding: 10px 14px;
  border-radius: 12px;
  background: var(--text);
  color: var(--bg);
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 16px;
}

/* --- Top Ribbon --- */
.top-ribbon {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.055);
  backdrop-filter: blur(20px);
}

.top-ribbon .container {
  display: flex;
  justify-content: center;
  gap: 10px;
  align-items: center;
  padding: 9px 0;
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}

.top-ribbon strong {
  color: var(--text);
  font-weight: 900;
}

/* --- Site Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  border-bottom: 1px solid var(--line);
  background: rgba(8, 17, 31, 0.88);
  backdrop-filter: blur(24px);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 16px;
}

.brand {
  display: inline-flex;
  gap: 12px;
  align-items: center;
  font-weight: 950;
  letter-spacing: -0.04em;
  white-space: nowrap;
  flex-shrink: 0;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(139, 92, 246, 1), rgba(6, 182, 212, 1));
  color: white;
  box-shadow: 0 14px 36px rgba(139, 92, 246, 0.35);
  font-size: 15px;
  letter-spacing: -0.06em;
}

.brand span:last-child {
  font-size: 21px;
}

/* --- Navigation --- */
.main-nav {
  display: flex;
  align-items: center;
}

.main-nav ul,
.main-nav .navbar-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-nav li,
.main-nav .nav-item {
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-nav a,
.main-nav .nav-link {
  display: inline-block;
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.main-nav a:hover,
.main-nav .nav-link:hover,
.main-nav li.active > a,
.main-nav .nav-item.active > .nav-link,
.main-nav a[aria-current="page"] {
  background: rgba(255, 255, 255, 0.09);
  color: var(--text);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.mini-search {
  width: 240px;
  position: relative;
}

.mini-search input {
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.07);
  color: var(--text);
  border-radius: 999px;
  padding: 10px 16px;
  outline: none;
  font-size: 14px;
}

.mini-search input::placeholder {
  color: var(--muted-2);
}

.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.07);
  color: var(--text);
  border-radius: 12px;
  width: 42px;
  height: 42px;
  padding: 0;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: 0.2s ease;
  font-size: 20px;
  font-weight: 900;
  line-height: 1;
}

.menu-toggle:hover {
  background: rgba(255, 255, 255, 0.12);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 46px;
  padding: 12px 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  font-weight: 800;
  transition: 0.2s ease;
  color: var(--text);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 18px 46px rgba(139, 92, 246, 0.28);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 24px 58px rgba(139, 92, 246, 0.37);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--line);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.13);
  transform: translateY(-1px);
}

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

.btn-ghost:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
}

/* --- Hero Section --- */
.hero {
  padding: 48px 0 28px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(380px, 0.95fr);
  gap: 26px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  width: fit-content;
  color: #c4b5fd;
  background: rgba(139, 92, 246, 0.12);
  border: 1px solid rgba(139, 92, 246, 0.24);
  border-radius: 999px;
  padding: 7px 11px;
  font-size: 13px;
  font-weight: 800;
  margin-bottom: 14px;
}

h1, h2, h3 {
  letter-spacing: -0.045em;
  line-height: 1.06;
}

h1 {
  margin: 0;
  font-size: clamp(40px, 6vw, 76px);
}

.gradient-text {
  background: linear-gradient(135deg, #fff, #ddd6fe 40%, #67e8f9);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lead {
  color: var(--muted);
  font-size: 18px;
  max-width: 750px;
  margin: 18px 0 0;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.hero-search-card,
.card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.055));
  box-shadow: var(--shadow);
  overflow: hidden;
}

.card-pad {
  padding: 22px;
}

.hero-search-card {
  margin-top: 24px;
  padding: 16px;
  max-width: 760px;
}

.big-search {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
}

.big-search input {
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.18);
  color: var(--text);
  border-radius: 999px;
  padding: 14px 18px;
  outline: none;
}

.big-search input::placeholder {
  color: var(--muted-2);
}

.quick-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.055);
  color: var(--muted);
  font-size: 13px;
  cursor: pointer;
  transition: 0.2s ease;
}

.chip:hover,
.chip.active {
  background: rgba(139, 92, 246, 0.15);
  color: var(--text);
  border-color: rgba(139, 92, 246, 0.35);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
  max-width: 760px;
}

.stat {
  padding: 16px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.055);
}

.stat strong {
  display: block;
  font-size: 26px;
  letter-spacing: -0.05em;
  color: var(--text);
}

/* --- Hero Visual Card --- */
.hero-visual {
  position: relative;
  min-height: 600px;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.16);
  background:
    radial-gradient(circle at 70% 20%, rgba(6, 182, 212, 0.26), transparent 30%),
    radial-gradient(circle at 30% 75%, rgba(139, 92, 246, 0.34), transparent 34%),
    linear-gradient(150deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.04));
  overflow: hidden;
  box-shadow: var(--shadow);
  display: grid;
  place-items: center;
  padding: 24px;
}

.hero-visual::before {
  content: "";
  position: absolute;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: conic-gradient(from 180deg, rgba(139, 92, 246, 0.0), rgba(139, 92, 246, 0.28), rgba(6, 182, 212, 0.26), rgba(249, 115, 22, 0.12), rgba(139, 92, 246, 0.0));
  filter: blur(4px);
  animation: spin 16s linear infinite;
}

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

.decoder-card {
  position: relative;
  z-index: 2;
  width: min(100%, 460px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 30px;
  background: rgba(5, 9, 20, 0.72);
  backdrop-filter: blur(18px);
  padding: 22px;
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.48);
}

.decoder-top {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: start;
  margin-bottom: 18px;
}

.decoder-product {
  display: flex;
  gap: 12px;
  align-items: center;
  min-width: 0;
}

.product-orb {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background:
    radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.9), transparent 22%),
    linear-gradient(135deg, rgba(139, 92, 246, 0.85), rgba(6, 182, 212, 0.75));
  font-size: 28px;
  flex: 0 0 auto;
}

.decoder-product h2 {
  margin: 0;
  font-size: 22px;
}

.decoder-product p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.decoder-price {
  text-align: right;
  font-weight: 950;
  font-size: 26px;
  letter-spacing: -0.05em;
}

.shock-line {
  border: 1px solid rgba(249, 115, 22, 0.32);
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.16), rgba(139, 92, 246, 0.13));
  border-radius: 20px;
  padding: 14px;
  margin: 14px 0;
  color: #fed7aa;
  font-weight: 800;
}

.decoder-equivalents {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 14px 0;
}

.decoder-equivalent {
  padding: 14px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.06);
  color: var(--muted);
  font-size: 13px;
}

.decoder-equivalent strong {
  display: block;
  font-size: 24px;
  letter-spacing: -0.045em;
  color: var(--text);
}

.progress-block {
  margin: 16px 0 0;
}

.progress-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 8px;
}

.progress {
  height: 13px;
  background: rgba(255, 255, 255, 0.09);
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.09);
}

.progress > span {
  display: block;
  height: 100%;
  width: 0%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--good), var(--accent-2), var(--accent));
  transition: width 0.28s ease;
}

.floating-note {
  position: absolute;
  z-index: 3;
  padding: 12px 14px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(5, 9, 20, 0.66);
  backdrop-filter: blur(16px);
  color: var(--muted);
  font-size: 13px;
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.28);
}

.floating-note strong {
  color: var(--text);
  display: block;
  margin-bottom: 2px;
}

.floating-note.one { left: 24px; top: 62px; }
.floating-note.two { right: 24px; bottom: 68px; }

/* --- Section Layout --- */
.section {
  padding: 36px 0;
}

.section-title {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 20px;
}

.section-title h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 44px);
}

.section-title p {
  margin: 8px 0 0;
  color: var(--muted);
  max-width: 760px;
}

/* --- Calculator & Habit Rows --- */
.calculator-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(340px, 0.88fr);
  gap: 18px;
  align-items: start;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.field {
  display: grid;
  gap: 7px;
}

.field label {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: rgba(0, 0, 0, 0.18);
  color: var(--text);
  padding: 12px 13px;
  outline: none;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: rgba(139, 92, 246, 0.65);
  box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.13);
}

.field small {
  color: var(--muted-2);
  font-size: 12px;
}

.habit-list {
  display: grid;
  gap: 10px;
}

.habit-row {
  display: grid;
  grid-template-columns: auto minmax(170px, 1.1fr) 112px minmax(150px, 1fr) 70px minmax(130px, 0.9fr) 58px 105px;
  gap: 10px;
  align-items: center;
  padding: 13px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.048);
  transition: 0.2s ease;
}

.habit-row.is-off {
  opacity: 0.45;
}

.habit-row input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

.habit-row input[type="number"] {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(0, 0, 0, 0.18);
  color: var(--text);
  padding: 10px;
  outline: none;
}

.habit-row input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

.habit-name {
  display: flex;
  gap: 10px;
  align-items: center;
  min-width: 0;
}

.habit-name strong {
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.habit-name div {
  color: var(--muted-2);
  font-size: 12px;
}

.habit-emoji {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.08);
  font-size: 20px;
  flex: 0 0 auto;
}

.freq-value,
.reduction-value {
  color: var(--muted);
  font-size: 13px;
  text-align: right;
}

.habit-weekly {
  justify-self: end;
  color: #bbf7d0;
  font-weight: 800;
  font-size: 14px;
}

/* --- Results Panel --- */
.result-card {
  position: sticky;
  top: 98px;
}

.result-main {
  font-size: 42px;
  font-weight: 950;
  letter-spacing: -0.06em;
  margin: 0;
}

.result-subline {
  color: var(--muted);
  margin: 10px 0 18px;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 18px 0;
}

.metric {
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.16);
  border-radius: 17px;
  padding: 14px;
  color: var(--muted);
  font-size: 12px;
}

.metric strong {
  display: block;
  margin-top: 5px;
  font-size: 22px;
  letter-spacing: -0.04em;
  color: var(--text);
}

.smart-cta-box {
  display: grid;
  gap: 9px;
  margin-top: 16px;
}

.mini-note {
  color: var(--muted-2);
  font-size: 12px;
  margin: 14px 0 0;
}

.warning {
  border: 1px solid rgba(245, 158, 11, 0.35);
  background: rgba(245, 158, 11, 0.11);
  color: #fde68a;
  border-radius: 17px;
  padding: 12px 13px;
  margin: 14px 0;
  font-size: 14px;
}

/* --- Category Grid --- */
.category-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.category-card {
  position: relative;
  min-height: 230px;
  padding: 22px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at 86% 12%, rgba(139, 92, 246, 0.16), transparent 30%),
    rgba(255, 255, 255, 0.055);
  overflow: hidden;
  transition: 0.2s ease;
}

.category-card:hover {
  transform: translateY(-3px);
  border-color: rgba(139, 92, 246, 0.35);
  background:
    radial-gradient(circle at 86% 12%, rgba(139, 92, 246, 0.24), transparent 32%),
    rgba(255, 255, 255, 0.075);
}

.category-icon {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.08);
  font-size: 28px;
  margin-bottom: 18px;
}

.category-card h3 {
  margin: 0 0 8px;
  font-size: 24px;
}

.category-card p {
  color: var(--muted);
  margin: 0 0 18px;
  font-size: 14px;
}

.category-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.055);
  font-size: 13px;
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* --- Goal Grid --- */
.goal-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.goal-card {
  display: grid;
  align-content: space-between;
  min-height: 276px;
  padding: 18px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.055);
  transition: 0.2s ease;
}

.goal-card:hover {
  transform: translateY(-3px);
  border-color: rgba(6, 182, 212, 0.32);
  background: rgba(255, 255, 255, 0.075);
}

.goal-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}

.goal-emoji {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.24), rgba(6, 182, 212, 0.16));
  font-size: 27px;
}

.goal-price {
  text-align: right;
  font-weight: 950;
  letter-spacing: -0.04em;
}

.goal-card h3 {
  margin: 18px 0 7px;
  font-size: 22px;
}

.goal-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.goal-footer {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.mini-progress-line {
  height: 9px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  overflow: hidden;
}

/* --- Steps & Psychology Grids --- */
.steps-grid,
.psych-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.step,
.psych-card {
  padding: 22px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.055);
}

.step-number {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.9), rgba(6, 182, 212, 0.8));
  font-weight: 950;
  margin-bottom: 18px;
}

.step h3,
.psych-card h3 {
  margin: 0 0 8px;
  font-size: 22px;
}

.step p,
.psych-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.psych-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: rgba(139, 92, 246, 0.16);
  font-size: 24px;
  margin-bottom: 16px;
}

/* --- Share Section --- */
.share-section {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 1.05fr);
  gap: 18px;
  align-items: stretch;
}

.share-card {
  position: relative;
  min-height: 310px;
  border-radius: var(--radius-xl);
  padding: 26px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background:
    radial-gradient(circle at 88% 18%, rgba(6, 182, 212, 0.32), transparent 28%),
    radial-gradient(circle at 12% 86%, rgba(249, 115, 22, 0.18), transparent 34%),
    linear-gradient(135deg, rgba(139, 92, 246, 0.38), rgba(5, 9, 20, 0.92));
}

.share-card::after {
  content: "AnalysisValue";
  position: absolute;
  right: 22px;
  bottom: 18px;
  color: rgba(255, 255, 255, 0.36);
  font-weight: 950;
  letter-spacing: -0.04em;
}

.share-kicker {
  color: #ddd6fe;
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.share-card h3 {
  max-width: 620px;
  font-size: clamp(30px, 4.5vw, 52px);
  margin: 14px 0;
}

.share-card p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 620px;
  margin: 0;
}

.newsletter {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  margin-top: 16px;
}

.newsletter input {
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.18);
  color: var(--text);
  border-radius: 999px;
  padding: 14px 16px;
  outline: none;
}

/* --- FAQ Details --- */
details {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.045);
  padding: 15px 16px;
}

details + details {
  margin-top: 10px;
}

summary {
  cursor: pointer;
  font-weight: 800;
  color: var(--text);
}

details p {
  color: var(--muted);
  margin-bottom: 0;
}

/* --- Site Footer --- */
.site-footer {
  border-top: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.25);
  padding: 42px 0;
  margin-top: 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr repeat(3, 0.7fr);
  gap: 24px;
}

.footer-grid h3 {
  margin: 0 0 14px;
  font-size: 16px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
}

.footer-grid p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.footer-grid ul,
.footer-grid .nav,
.footer-grid .mod-menu,
.footer-grid .navbar-nav {
  list-style: none !important;
  margin: 0 !important;
  padding: 0 !important;
  display: grid;
  gap: 10px;
}

.footer-grid li,
.footer-grid .nav-item {
  list-style: none !important;
  margin: 0 !important;
  padding: 0 !important;
}

.footer-grid a,
.footer-grid .nav-link {
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
  transition: color 0.2s ease, transform 0.2s ease;
  display: inline-block;
  padding: 0;
}

.footer-grid a:hover,
.footer-grid .nav-link:hover {
  color: var(--text);
  transform: translateX(3px);
}

.disclosure {
  color: var(--muted-2);
  font-size: 12px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
  margin-top: 16px;
}

/* --- Toast Notification --- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 22px;
  z-index: 100;
  transform: translateX(-50%) translateY(30px);
  opacity: 0;
  pointer-events: none;
  background: rgba(5, 9, 20, 0.94);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 12px 20px;
  box-shadow: var(--shadow);
  transition: 0.22s ease;
  font-weight: 600;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

[hidden] {
  display: none !important;
}

/* ==========================================================
   RESPONSIVE LAYOUTS (ПЛАНШЕТЫ И МОБИЛЬНЫЕ)
   ========================================================== */

@media (max-width: 1120px) {
  .hero-grid,
  .calculator-grid,
  .share-section {
    grid-template-columns: 1fr;
  }

  .mini-search {
    width: 180px; /* Поиск остается видимым и удобным */
  }

  .result-card {
    position: static;
  }

  .goal-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .habit-row {
    grid-template-columns: auto minmax(170px, 1fr) 100px;
  }

  .habit-row .habit-frequency,
  .habit-row .habit-reduction,
  .freq-value,
  .reduction-value,
  .habit-weekly {
    grid-column: 2 / -1;
  }

  .habit-weekly {
    justify-self: start;
  }
}

@media (max-width: 900px) {
  .header-row {
    flex-wrap: wrap;
    position: relative;
    padding: 10px 0;
  }

  .brand {
    order: 1;
  }

  .header-actions {
    order: 2;
  }

  .mini-search {
    width: 160px;
  }

  .menu-toggle {
    display: inline-flex;
    order: 3;
  }

  /* Меню строго скрыто по умолчанию на мобильном */
  .main-nav {
    display: none;
    width: 100%;
    order: 4;
    padding: 12px 0 6px;
    border-top: 1px solid var(--line);
    margin-top: 10px;
  }

  /* Меню открывается ТОЛЬКО по клику на гамбургер */
  .main-nav.open {
    display: block;
  }

  .main-nav ul,
  .main-nav .navbar-nav {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    gap: 6px;
  }

  .main-nav a,
  .main-nav .nav-link {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.05);
  }

  .stats-grid,
  .category-grid,
  .steps-grid,
  .psych-grid,
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

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

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

@media (max-width: 620px) {
  .container {
    width: min(100% - 24px, var(--container));
  }

  .hero {
    padding-top: 24px;
  }

  h1 {
    font-size: 38px;
  }

  .mini-search {
    display: none; /* Скрываем в шапке только на очень узких смартфонах, где есть большая строка в Hero */
  }

  .big-search,
  .newsletter {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: auto;
    padding: 14px;
  }

  .floating-note {
    display: none;
  }

  .decoder-equivalents,
  .stats-grid,
  .category-grid,
  .steps-grid,
  .psych-grid,
  .goal-grid,
  .metric-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .decoder-top {
    display: grid;
  }

  .decoder-price {
    text-align: left;
  }
}