/**
 * DR. FRIDMAN — Декларация здоровья (v2)
 * Палитра: #222222 (графит), #818181 (серый), #D19C6B (золото/беж), #E56842 (терракот)
 * Шрифт: Inter (Bold/SemiBold/Medium/Regular)
 */

:root {
  --color-bg: #F8F8F8;
  --color-surface: #FFFFFF;
  --color-surface-card: #FFFFFF;
  --color-surface-muted: #F2F1F0;
  --color-text: #222222;
  --color-text-dark: #181818;
  --color-text-muted: #818181;
  --color-heading: #222222;

  --color-gold: #D19C6B;
  --color-gold-hover: #B8844F;
  --color-gold-soft: rgba(209, 156, 107, 0.09);
  --color-gold-soft2: rgba(209, 156, 107, 0.16);
  --color-coral: #E56842;
  --color-coral-hover: #C75530;

  --color-border: #DADADA;
  --color-border-subtle: rgba(218, 218, 218, 0.55);
  --color-border-focus: #D19C6B;

  --color-danger: #C93B2B;
  --color-danger-bg: #FEF2F1;
  --color-ok: #1E6B37;
  --color-ok-bg: #EFF7F2;

  --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --radius-xs: 4px;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  --shadow-brand: 0 5px 18px rgba(0, 0, 0, 0.08);
  --shadow-card: 0 5px 18px rgba(0, 0, 0, 0.07), 0 1px 4px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
  --shadow-focus: 0 0 0 3px rgba(209, 156, 107, 0.25);
  --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.10);

  --trans-fast: 150ms cubic-bezier(0.22, 1, 0.36, 1);
  --trans-smooth: 240ms cubic-bezier(0.22, 1, 0.36, 1);

  --container-max: 860px;
  --header-height: 80px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; font-family: var(--font-sans); font-size: 0.9375rem;
  line-height: 1.55; color: var(--color-text); background-color: var(--color-bg);
  min-height: 100vh; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
}
a { color: var(--color-gold); text-decoration: none; transition: color var(--trans-fast); }
a:hover { color: var(--color-coral); }
img { max-width: 100%; height: auto; display: block; }
.wrap { width: min(100% - 2.5rem, 1140px); margin-inline: auto; }
.wrap-narrow { width: min(100% - 2rem, var(--container-max)); margin-inline: auto; }

/* ===== Header ===== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.93);
  -webkit-backdrop-filter: blur(20px) saturate(130%);
  backdrop-filter: blur(20px) saturate(130%);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 1px 8px rgba(0,0,0,0.05);
  transition: background-color var(--trans-fast), box-shadow var(--trans-fast);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  min-height: var(--header-height); padding: 0.75rem 0; gap: 1.25rem;
}
.brand { display: flex; align-items: center; gap: 1rem; text-decoration: none; color: inherit; }
.brand-logo-wrap {
  width: 58px; height: 58px; border-radius: 50%; background: #fff;
  border: 1px solid var(--color-border); display: flex; align-items: center;
  justify-content: center; box-shadow: var(--shadow-sm); overflow: hidden;
  flex-shrink: 0; padding: 3px;
  transition: transform var(--trans-fast), box-shadow var(--trans-fast);
}
.brand:hover .brand-logo-wrap { transform: scale(1.04); box-shadow: var(--shadow-brand); }
.brand-logo-wrap img { width: 100%; height: 100%; object-fit: contain; }
.brand-text { display: flex; flex-direction: column; }
.brand-name { font-family: var(--font-sans); font-size: 1.3rem; font-weight: 700; letter-spacing: -0.02em; color: var(--color-heading); line-height: 1.1; }
.brand-sub { font-size: 0.68rem; font-weight: 500; color: var(--color-text-muted); letter-spacing: 0.06em; text-transform: uppercase; margin-top: 2px; }
.header-right { display: flex; align-items: center; gap: 1rem; }
.header-phone {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.9375rem; font-weight: 600; color: var(--color-heading);
  padding: 0.45rem 0.65rem; border-radius: var(--radius-sm); transition: all var(--trans-fast);
}
.header-phone svg { color: var(--color-gold); flex-shrink: 0; }
.header-phone:hover { color: var(--color-gold); background: var(--color-gold-soft); }
.header-cta {
  display: inline-flex; align-items: center; padding: 0.6rem 1.3rem;
  font-size: 0.8125rem; font-weight: 600; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--color-gold); background: transparent;
  border: 1.5px solid var(--color-gold); border-radius: var(--radius-pill);
  transition: all var(--trans-fast);
}
.header-cta:hover { background: var(--color-gold); color: #fff; box-shadow: var(--shadow-brand); }

/* ===== Hero ===== */
.hero { padding: 3rem 0 2rem; position: relative; }
.hero-card {
  background: #fff; border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 3rem 2.75rem;
  box-shadow: var(--shadow-card); position: relative; overflow: hidden;
}
.hero-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-coral));
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 0.5rem; margin: 0 0 1rem;
  font-size: 0.68rem; font-weight: 600; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--color-gold);
}
.hero-eyebrow::before {
  content: ''; display: inline-block; width: 6px; height: 6px;
  border-radius: 50%; background: var(--color-gold);
}
.hero-title { margin: 0 0 1rem; font-family: var(--font-sans); font-size: clamp(1.75rem, 4vw, 2.75rem); font-weight: 700; line-height: 1.2; color: var(--color-heading); letter-spacing: -0.02em; }
.hero-lead { margin: 0 0 1.75rem; max-width: 38rem; font-size: 1rem; line-height: 1.6; color: var(--color-text-muted); }
.hero-badges { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.75rem; }
.hero-badge { display: inline-flex; align-items: center; gap: 0.375rem; font-size: 0.8125rem; font-weight: 500; color: var(--color-text); background: var(--color-bg); padding: 0.35rem 0.85rem; border-radius: var(--radius-pill); border: 1px solid var(--color-border); }
.hero-badge svg { color: var(--color-gold); }
.hero-action { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 0.55rem; padding: 0.9rem 1.75rem; font-family: var(--font-sans);
  font-size: 0.875rem; font-weight: 600; letter-spacing: 0.05em;
  text-transform: uppercase; line-height: 1; border-radius: var(--radius-pill);
  border: 1.5px solid transparent; cursor: pointer; text-decoration: none;
  transition: all var(--trans-smooth);
}
.btn-primary { background: var(--color-gold); color: #fff; border-color: var(--color-gold); box-shadow: var(--shadow-brand); }
.btn-primary:hover { background: var(--color-coral); border-color: var(--color-coral); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.btn-primary:active { transform: translateY(0); box-shadow: var(--shadow-sm); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; transform: none; box-shadow: none; }
.btn-secondary { background: transparent; color: var(--color-gold); border-color: var(--color-gold); }
.btn-secondary:hover { background: var(--color-gold-soft2); color: var(--color-gold-hover); }

/* ===== Draft Banner ===== */
.draft-banner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 0.85rem 1.25rem; background: #FFFBF5;
  border: 1px solid var(--color-gold); border-left: 4px solid var(--color-gold);
  border-radius: var(--radius-sm); margin-bottom: 1.5rem;
  font-size: 0.875rem; color: var(--color-text); animation: fadeIn 300ms ease;
}
.draft-banner-text { display: flex; align-items: center; gap: 0.5rem; font-weight: 500; }
.draft-banner-text svg { color: var(--color-gold); flex-shrink: 0; }
.draft-banner-actions { display: flex; align-items: center; gap: 0.75rem; flex-shrink: 0; }
.draft-clear-btn { padding: 0.35rem 0.85rem; font-size: 0.8125rem; font-weight: 500; color: var(--color-text-muted); background: transparent; border: 1px solid var(--color-border); border-radius: var(--radius-pill); cursor: pointer; transition: all var(--trans-fast); font-family: var(--font-sans); }
.draft-clear-btn:hover { border-color: var(--color-danger); color: var(--color-danger); background: var(--color-danger-bg); }
.draft-banner-close { padding: 0.25rem; background: none; border: none; cursor: pointer; color: var(--color-text-muted); display: flex; align-items: center; border-radius: var(--radius-xs); transition: color var(--trans-fast); }
.draft-banner-close:hover { color: var(--color-text); }

/* ===== Form Section & Cards ===== */
.form-section { padding: 1.5rem 0 5rem; }
.form-block { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); box-shadow: var(--shadow-card); padding: 2.25rem 2.25rem 1.75rem; margin-bottom: 1.5rem; transition: border-color var(--trans-fast), box-shadow var(--trans-fast); }
.form-block:hover { border-color: rgba(209,156,107,0.4); box-shadow: var(--shadow-hover); }
.block-header { display: flex; align-items: flex-start; gap: 1rem; margin-bottom: 1.5rem; padding-bottom: 1.25rem; border-bottom: 1px solid var(--color-border-subtle); }
.block-num { width: 36px; height: 36px; border-radius: 50%; background: var(--color-gold-soft2); border: 1.5px solid var(--color-gold); color: var(--color-gold); font-size: 0.8125rem; font-weight: 700; display: flex; align-items: center; justify-content: center; flex-shrink: 0; margin-top: -1px; }
.block-title-wrap { flex-grow: 1; }
.block-title { margin: 0; font-family: var(--font-sans); font-size: 1.2rem; font-weight: 700; color: var(--color-heading); line-height: 1.25; letter-spacing: -0.01em; }
.block-intro { margin: 0.45rem 0 0; font-size: 0.875rem; color: var(--color-text-muted); line-height: 1.5; }

.fields-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.fields-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 1.25rem; }
.field { margin-bottom: 1.25rem; position: relative; }
.field:last-child { margin-bottom: 0.5rem; }
.field-label { display: block; margin-bottom: 0.4rem; font-size: 0.875rem; font-weight: 600; color: var(--color-text-dark); line-height: 1.4; }
.req { color: var(--color-danger); margin-left: 2px; }

/* ===== Inputs ===== */
input[type="text"], input[type="email"], input[type="tel"], input[type="date"], textarea {
  width: 100%; padding: 0.8rem 1rem; font-family: var(--font-sans);
  font-size: 0.9375rem; color: var(--color-text-dark);
  background: var(--color-surface-card); border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm); outline: none;
  transition: border-color var(--trans-fast), box-shadow var(--trans-fast);
  -webkit-appearance: none; appearance: none;
}
textarea { resize: vertical; min-height: 100px; line-height: 1.5; }
input::placeholder, textarea::placeholder { color: #BABABA; }
input:hover, textarea:hover { border-color: #BCBCBC; }
input:focus, textarea:focus { border-color: var(--color-gold); box-shadow: var(--shadow-focus); background: #fff; }
input.is-invalid, textarea.is-invalid { border-color: var(--color-danger); background-color: var(--color-danger-bg); }

/* ===== Gender Selector ===== */
.gender-choices { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; margin-top: 0.25rem; }
.gender-choice {
  position: relative; display: flex; align-items: center; justify-content: center;
  gap: 0.6rem; padding: 0.85rem 1rem; background: var(--color-surface);
  border: 1.5px solid var(--color-border); border-radius: var(--radius-sm);
  cursor: pointer; user-select: none; transition: all var(--trans-fast);
  font-weight: 600; font-size: 0.9375rem; color: var(--color-text);
}
.gender-choice:hover { border-color: var(--color-gold); background: var(--color-gold-soft); color: var(--color-gold); }
.gender-choice input[type="radio"] { position: absolute; opacity: 0; width: 0; height: 0; margin: 0; }
.gender-choice:has(input[type="radio"]:checked) { border-color: var(--color-gold); background: var(--color-gold-soft2); color: var(--color-gold-hover); box-shadow: var(--shadow-sm); }
.gender-choice:has(input[type="radio"]:focus-visible) { box-shadow: var(--shadow-focus); }
.gender-choice svg { flex-shrink: 0; }

/* Gender-conditional field */
.gender-conditional { transition: opacity var(--trans-smooth); }
.gender-conditional.is-hidden { display: none; }

/* ===== Choices / Radio Group ===== */
.choices { display: grid; gap: 0.45rem; margin-top: 0.25rem; }
.choices-yesno { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.choices-status { grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
.choice {
  position: relative; display: flex; align-items: center; gap: 0.7rem;
  padding: 0.7rem 0.9rem; background: var(--color-surface-card);
  border: 1.5px solid var(--color-border); border-radius: var(--radius-sm);
  cursor: pointer; user-select: none; transition: all var(--trans-fast);
}
.choice:hover { border-color: var(--color-gold); background: var(--color-gold-soft); transform: translateY(-1px); }
.choice input[type="radio"] { position: absolute; opacity: 0; width: 0; height: 0; margin: 0; }
.choice-indicator { width: 16px; height: 16px; border-radius: 50%; border: 1.5px solid var(--color-border); background: #fff; display: flex; align-items: center; justify-content: center; flex-shrink: 0; transition: all var(--trans-fast); }
.choice-indicator::after { content: ''; width: 7px; height: 7px; border-radius: 50%; background: var(--color-gold); opacity: 0; transform: scale(0.5); transition: all var(--trans-fast); }
.choice:has(input[type="radio"]:checked) { border-color: var(--color-gold); background: var(--color-gold-soft); box-shadow: 0 2px 8px rgba(209,156,107,0.12); }
.choice:has(input[type="radio"]:checked) .choice-indicator { border-color: var(--color-gold); background: #fff; }
.choice:has(input[type="radio"]:checked) .choice-indicator::after { opacity: 1; transform: scale(1); }
.choice:has(input[type="radio"]:focus-visible) { outline: none; box-shadow: var(--shadow-focus); }
.choice-text { font-size: 0.875rem; font-weight: 500; color: var(--color-text); line-height: 1.35; }
.choice:has(input[type="radio"]:checked) .choice-text { font-weight: 600; color: var(--color-gold-hover); }

/* ===== Detail Field ===== */
.detail-field { margin-top: 0.6rem; padding: 0.85rem 1rem; background: #FFFBF7; border-left: 3px solid var(--color-gold); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; transition: opacity var(--trans-smooth), transform var(--trans-smooth); }
.detail-field.is-hidden { display: none; }
.detail-field label { display: block; font-size: 0.8125rem; font-weight: 600; color: var(--color-gold); margin-bottom: 0.375rem; }
.detail-field input { background: #fff; }

/* ===== Error Messages ===== */
.field-error { margin: 0.35rem 0 0; font-size: 0.8125rem; color: var(--color-danger); font-weight: 500; display: flex; align-items: center; gap: 0.35rem; }

/* ===== Consent Block ===== */
.consent-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: 1.35rem 1.75rem; margin-bottom: 1.5rem; }
.consent-label { display: flex; align-items: flex-start; gap: 0.85rem; cursor: pointer; }
.consent-label input[type="checkbox"] { width: 20px; height: 20px; margin-top: 1px; border-radius: 4px; accent-color: var(--color-gold); flex-shrink: 0; cursor: pointer; }
.consent-text { font-size: 0.875rem; line-height: 1.5; color: var(--color-text); }
.consent-text a { color: var(--color-gold); text-decoration: underline; text-underline-offset: 3px; font-weight: 600; }
.consent-text a:hover { color: var(--color-coral); }
.draft-note { margin: 0.8rem 0 0 2.15rem; font-size: 0.75rem; line-height: 1.45; color: var(--color-text-muted); }

/* ===== Form Actions & Status ===== */
.form-actions { display: flex; flex-direction: column; align-items: flex-start; gap: 1.25rem; }
.btn-submit { min-width: 260px; padding: 1rem 2.25rem; font-size: 0.9375rem; font-weight: 700; }
.btn-spinner { display: none; width: 18px; height: 18px; border: 2px solid rgba(255,255,255,0.35); border-radius: 50%; border-top-color: #fff; animation: spin 0.8s linear infinite; }
.is-submitting .btn-spinner { display: inline-block; }
.is-submitting .btn-text { opacity: 0.85; }
@keyframes spin { to { transform: rotate(360deg); } }
.form-status-box { display: none; width: 100%; padding: 1.1rem 1.5rem; border-radius: var(--radius-md); font-size: 0.9375rem; line-height: 1.5; animation: fadeIn 300ms cubic-bezier(0.22, 1, 0.36, 1); }
.form-status-box.is-ok { display: flex; align-items: flex-start; gap: 0.75rem; background: var(--color-ok-bg); border: 1px solid rgba(30,107,55,0.25); color: var(--color-ok); }
.form-status-box.is-err { display: flex; align-items: flex-start; gap: 0.75rem; background: var(--color-danger-bg); border: 1px solid rgba(201,59,43,0.25); color: var(--color-danger); }
@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.hp { position: absolute !important; left: -9999px !important; opacity: 0 !important; height: 0 !important; width: 0 !important; pointer-events: none !important; }

/* ===== Footer ===== */
.site-footer { background: #222222; color: #DADADA; border-top: none; padding: 4rem 0 2.5rem; margin-top: 2rem; }
.footer-top { padding-bottom: 2.5rem; border-bottom: 1px solid rgba(218,218,218,0.14); }
.footer-brand-wrap { display: flex; align-items: center; gap: 1.25rem; }
.footer-logo-wrap { width: 64px; height: 64px; border-radius: 50%; background: #fff; border: 1px solid rgba(255,255,255,0.12); display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-sm); overflow: hidden; flex-shrink: 0; padding: 5px; }
.footer-logo-wrap img { width: 100%; height: 100%; object-fit: contain; }
.footer-statement { margin: 0 0 0.2rem; font-family: var(--font-sans); font-size: clamp(1.5rem, 2.8vw, 2.25rem); font-weight: 700; color: #fff; line-height: 1.15; letter-spacing: -0.02em; }
.footer-substatement { margin: 0; font-size: 0.875rem; color: var(--color-text-muted); }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 2.5rem; padding: 2.5rem 0; border-bottom: 1px solid rgba(218,218,218,0.1); }
.footer-col-title { margin: 0 0 0.85rem; font-size: 0.68rem; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; color: var(--color-gold); }
.footer-info { margin: 0; font-size: 0.875rem; line-height: 1.6; color: #AAAAAA; }
.footer-info p { margin: 0.2rem 0; }
.footer-phone-link { font-size: 1.1rem; font-weight: 700; color: #fff; display: inline-block; margin-bottom: 0.5rem; transition: color var(--trans-fast); }
.footer-phone-link:hover { color: var(--color-gold); }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding-top: 2rem; font-size: 0.8125rem; color: #666; flex-wrap: wrap; }
.footer-legal-link { color: #888; text-decoration: underline; text-underline-offset: 3px; transition: color var(--trans-fast); }
.footer-legal-link:hover { color: var(--color-gold); }

/* ===== Legal ===== */
.legal-page { padding: 3.5rem 0 5rem; }
.legal-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); box-shadow: var(--shadow-card); padding: 3.5rem 3rem; }
.legal-back { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.875rem; font-weight: 600; color: var(--color-gold); margin-bottom: 2rem; transition: all var(--trans-fast); }
.legal-back:hover { color: var(--color-coral); transform: translateX(-3px); }
.legal-card h1 { font-family: var(--font-sans); font-size: clamp(1.75rem, 3.2vw, 2.5rem); font-weight: 700; color: var(--color-heading); margin: 0 0 1.5rem; line-height: 1.2; letter-spacing: -0.02em; }
.legal-card h2 { font-family: var(--font-sans); font-size: 1.2rem; font-weight: 700; color: var(--color-heading); margin: 2rem 0 0.75rem; padding-top: 1.25rem; border-top: 1px solid var(--color-border); }
.legal-card p { font-size: 0.9375rem; line-height: 1.7; color: var(--color-text); margin: 0 0 1rem; }
.legal-note { margin-top: 2.5rem; padding: 1rem 1.25rem; background: var(--color-surface-muted); border-radius: var(--radius-sm); font-size: 0.8125rem; color: var(--color-text-muted); }

/* ===== Responsive ===== */
@media (max-width: 820px) {
  :root { --header-height: 70px; }
  .wrap { width: min(100% - 1.5rem, 1140px); }
  .wrap-narrow { width: min(100% - 1.5rem, var(--container-max)); }
  .hero { padding: 2rem 0 1.5rem; }
  .hero-card { padding: 2rem 1.5rem; }
  .form-block { padding: 1.5rem 1.25rem; }
  .fields-grid-2, .fields-grid-3 { grid-template-columns: 1fr; gap: 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-brand-wrap { flex-direction: column; align-items: flex-start; gap: 0.85rem; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
  .header-cta { display: none; }
}
@media (max-width: 480px) {
  .brand-logo-wrap { width: 48px; height: 48px; }
  .brand-name { font-size: 1.1rem; }
  .brand-sub { font-size: 0.62rem; }
  .hero-card { padding: 1.75rem 1.25rem; }
  .choices-yesno, .gender-choices { grid-template-columns: 1fr 1fr; }
  .header-phone span { display: none; }
  .legal-card { padding: 2rem 1.25rem; }
  .btn-submit { width: 100%; min-width: unset; }
  .draft-note { margin-left: 0; }
}