/* ==========================================================
   نظام غذائي متوازن للرجال — style.css
   Пресет L: кольорові смуги, високий контраст, темна тема (cyan-teal + gold)
   ========================================================== */

/* ---------- Міжсторінкові переходи ---------- */
@view-transition { navigation: auto; }
::view-transition-old(root) { animation: 0.35s ease both vt-out; }
::view-transition-new(root) { animation: 0.45s ease both vt-in; }
@keyframes vt-out { to { opacity: 0; } }
@keyframes vt-in { from { opacity: 0; } }

/* ---------- Реєстрація властивостей для mesh-градієнта ---------- */
@property --rc-mx { syntax: '<percentage>'; inherits: false; initial-value: 18%; }
@property --rc-my { syntax: '<percentage>'; inherits: false; initial-value: 28%; }

/* ---------- Тематичні CSS-змінні ---------- */
:root {
  --rc-bg: #0D1117;
  --rc-surface: #161B22;
  --rc-deep: #1C2433;
  --rc-footer: #080B10;
  --rc-tone: #0E7490;
  --rc-tone-hover: #155E75;
  --rc-spark: #F5B942;
  --rc-ink: #E6EDF3;
  --rc-muted: #A9B4C2;
  --rc-line: #2A3442;
  --rc-on-tone: #FFFFFF;
  --rc-chip-1: #F5B942;
  --rc-chip-2: #7DD3FC;
  --rc-chip-3: #C4B5FD;
  --rc-chip-4: #86EFAC;
  --rc-gradient: linear-gradient(135deg, #0E7490 0%, #1E3A5F 100%);
  --rc-radius: 4px;
  --rc-shadow: 0 8px 22px rgba(0, 0, 0, 0.35);
  --font-display: 'Oswald', 'Segoe UI', Tahoma, Arial, sans-serif;
  --font-body: 'Open Sans', 'Segoe UI', Tahoma, Arial, sans-serif;
}

/* ---------- База ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--rc-bg);
  color: var(--rc-ink);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  overflow-x: hidden;
}
img, svg { max-width: 100%; }
img { display: block; height: auto; }
a { color: inherit; }
p { margin: 0 0 1em; }
h1, h2, h3 {
  font-family: var(--font-display);
  line-height: 1.15;
  margin: 0 0 0.6em;
  font-weight: 700;
}
h1 { font-size: clamp(2.2rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3.6vw, 3rem); }
h3 { font-size: 1.35rem; }
ol, ul { margin: 0; }
:focus-visible { outline: 3px solid var(--rc-spark); outline-offset: 3px; }

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

/* ---------- Header (пресет L: акцентна смуга) ---------- */
.rc-topbar {
  position: relative;
  background: var(--rc-tone);
  color: var(--rc-on-tone);
  z-index: 50;
}
.rc-topbar-inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 1.1rem 6vw;
}
.rc-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: #FFFFFF;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.2;
}
.rc-brand svg { flex: 0 0 auto; }
.rc-nav-panel { display: block; }
.rc-nav-items {
  list-style: none;
  display: flex;
  gap: 2rem;
  padding: 0;
  margin: 0;
}
.rc-nav-items a {
  color: #FFFFFF;
  text-decoration: none;
  font-weight: 600;
  padding: 0.3rem 0;
  border-bottom: 2px solid transparent;
}
.rc-nav-items a:hover { border-color: var(--rc-spark); }
.rc-menu-check {
  position: absolute;
  opacity: 0;
  pointer-events: none;
  width: 1px;
  height: 1px;
}
.rc-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 0.5rem;
}
.rc-burger span:not(.rc-sr) {
  display: block;
  width: 26px;
  height: 3px;
  background: #FFFFFF;
  border-radius: 2px;
}
.rc-menu-check:focus-visible ~ .rc-burger { outline: 3px solid var(--rc-spark); outline-offset: 3px; }
.rc-progress {
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  height: 3px;
  background: var(--rc-spark);
  pointer-events: none;
  display: none;
  transform-origin: 0 50%;
}
@supports (animation-timeline: scroll()) {
  .rc-progress {
    display: block;
    transform: scaleX(0);
    animation: rc-grow linear both;
    animation-timeline: scroll(root);
  }
}
@keyframes rc-grow { from { transform: scaleX(0); } to { transform: scaleX(1); } }

@media (max-width: 860px) {
  .rc-burger { display: flex; order: 2; }
  .rc-brand { order: 1; }
  .rc-nav-panel { display: none; flex-basis: 100%; order: 3; }
  .rc-menu-check:checked ~ .rc-nav-panel { display: block; }
  .rc-nav-items { flex-direction: column; gap: 0; }
  .rc-nav-items a {
    display: block;
    padding: 0.8rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.25);
  }
}

/* ---------- Hero (mesh-gradient, пресет L) ---------- */
.rc-opening {
  position: relative;
  overflow: clip;
  min-height: 80vh;
  display: flex;
  align-items: center;
  background: var(--rc-gradient);
  color: #FFFFFF;
  padding: 12dvh 8vw;
}
.rc-mesh {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  --rc-mx: 18%;
  --rc-my: 28%;
  background:
    radial-gradient(circle at var(--rc-mx) var(--rc-my), rgba(245, 185, 66, 0.3), transparent 42%),
    radial-gradient(circle at 85% 15%, rgba(125, 211, 252, 0.22), transparent 40%),
    radial-gradient(circle at 20% 90%, rgba(10, 30, 60, 0.6), transparent 55%);
  animation: rc-drift 26s ease-in-out infinite alternate;
}
@keyframes rc-drift {
  from { --rc-mx: 18%; --rc-my: 28%; }
  to { --rc-mx: 72%; --rc-my: 64%; }
}
.rc-opening-inner {
  position: relative;
  z-index: 1;
  max-width: 1000px;
  margin-inline: auto 0;
}
.rc-kicker {
  display: inline-block;
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.95rem;
  margin-bottom: 1rem;
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--rc-spark);
}
.rc-hero-title {
  font-size: clamp(3rem, 6vw, 6rem);
  line-height: 1.05;
  margin-bottom: 0.4em;
}
.rc-hero-sub {
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  max-width: 44ch;
  margin-bottom: 2rem;
  color: #FFFFFF;
}

/* ---------- Marquee-стрічка ---------- */
.rc-ticker {
  position: relative;
  z-index: 1;
  overflow: hidden;
  background: var(--rc-spark);
  color: var(--rc-bg);
  padding: 1rem 0;
}
.rc-ticker-track {
  display: flex;
  width: max-content;
  white-space: nowrap;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  animation: rc-tick 40s linear infinite;
}
.rc-ticker-track span { padding-inline-end: 2.5rem; }
.rc-ticker:hover .rc-ticker-track { animation-play-state: paused; }
@keyframes rc-tick { to { transform: translateX(-50%); } }

/* ---------- Смуги (color zoning) ---------- */
.rc-band,
.rc-features,
.rc-invite,
.rc-legal,
.rc-thanks {
  position: relative;
  overflow: clip;
  padding: 10dvh 8vw;
}
.rc-band--ink { background: var(--rc-bg); color: var(--rc-ink); }
.rc-band--deep { background: var(--rc-deep); color: var(--rc-ink); }
.rc-band--surface { background: var(--rc-surface); color: var(--rc-ink); }
.rc-band--tone { background: var(--rc-tone); color: #FFFFFF; }
.rc-band--spark { background: var(--rc-spark); color: var(--rc-bg); }
.rc-band--tone h1, .rc-band--tone h2, .rc-band--tone h3,
.rc-band--tone .rc-kicker { color: #FFFFFF; }
.rc-band--spark h2 { color: var(--rc-bg); }
.rc-band--spark .rc-kicker { color: var(--rc-bg); border-color: var(--rc-bg); }
.rc-band-heading { margin-bottom: 1.2em; }
.rc-page-intro { padding-block: 8dvh; }
.rc-lead { font-size: clamp(1.05rem, 1.5vw, 1.25rem); max-width: 60ch; }

.rc-photo-band {
  margin: 0;
  height: 40vh;
  min-height: 240px;
  overflow: clip;
  position: relative;
}
.rc-photo-band img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.rc-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 45%);
  gap: 4vw;
  align-items: center;
}
.rc-split-text > *:last-child { margin-bottom: 0; }
.rc-split-media { margin: 0; }
.rc-split-media img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--rc-radius);
  box-shadow: var(--rc-shadow);
}
.rc-pull {
  margin: 1.5rem 0 2rem;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.6vw, 3.2rem);
  line-height: 1.25;
  color: #FFFFFF;
  border-inline-start: 6px solid var(--rc-spark);
  padding-inline-start: 1.5rem;
}

/* ---------- Фічі (смуги з flex) ---------- */
.rc-features { padding: 0; }
.rc-features .rc-band-heading {
  padding: 8dvh 8vw 0;
  margin-bottom: 0;
}
.rc-feat-row {
  display: flex;
  gap: 4rem;
  align-items: center;
  padding: 5dvh 8vw;
}
.rc-feat-row--ink { background: var(--rc-bg); color: var(--rc-ink); }
.rc-feat-row--deep { background: var(--rc-deep); color: var(--rc-ink); }
.rc-feat-row h3 { color: var(--rc-spark); margin-bottom: 0.3em; }
.rc-feat-row p { margin: 0; max-width: 60ch; }
.rc-feat-icon {
  flex: 0 0 64px;
  width: 64px;
  height: 64px;
  color: var(--rc-spark);
}

/* ---------- Кроки ---------- */
.rc-steps {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2.5rem;
}
.rc-steps--four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.rc-step-num {
  display: block;
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 700;
  line-height: 1;
  color: var(--rc-spark);
  margin-bottom: 0.4rem;
}
.rc-band--deep .rc-step-num { color: var(--rc-spark); }
.rc-band--tone .rc-step-num { color: var(--rc-spark); }
.rc-steps .rc-step h3 { margin-bottom: 0.4em; }
.rc-steps .rc-step p { margin: 0; }

/* ---------- Плитки та картки ---------- */
.rc-tile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
  gap: 1.5rem;
}
.rc-tile {
  background: var(--rc-surface);
  border: 1px solid var(--rc-line);
  border-radius: var(--rc-radius);
  padding: 1.8rem;
  box-shadow: var(--rc-shadow);
}
.rc-tile-icon {
  width: 56px;
  height: 56px;
  color: var(--rc-spark);
  margin-bottom: 1rem;
}
.rc-tile h3 { color: #FFFFFF; }
.rc-tile p { margin: 0; color: var(--rc-muted); }
.rc-band--ink .rc-tile { background: var(--rc-surface); }

.rc-badge-list {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}
.rc-badge-list li {
  display: flex;
  gap: 0.8rem;
  align-items: flex-start;
  color: var(--rc-ink);
}
.rc-badge {
  flex: 0 0 32px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 700;
  color: var(--rc-bg);
}
.rc-badge--1 { background: var(--rc-chip-1); }
.rc-badge--2 { background: var(--rc-chip-2); }
.rc-badge--3 { background: var(--rc-chip-3); }
.rc-badge--4 { background: var(--rc-chip-4); }

/* ---------- Кнопки (CTA-pill) ---------- */
.rc-pill {
  display: inline-block;
  padding: 1rem 2.2rem;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  border: 0;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 1rem;
  transition: background-color 0.25s ease, color 0.25s ease;
  animation: rc-pulse 3.5s ease-in-out infinite;
}
.rc-pill--light { background: var(--rc-spark); color: var(--rc-bg); }
.rc-pill--light:hover { background: #FFFFFF; color: var(--rc-bg); }
.rc-pill--dark { background: var(--rc-bg); color: #FFFFFF; }
.rc-pill--dark:hover { background: var(--rc-tone); color: #FFFFFF; }
@keyframes rc-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(245, 185, 66, 0.35); }
  50% { box-shadow: 0 0 0 10px rgba(245, 185, 66, 0); }
}

/* ---------- CTA-смуга ---------- */
.rc-invite { text-align: center; }
.rc-invite h2 { margin-inline: auto; max-width: 22ch; }
.rc-invite p { max-width: 56ch; margin-inline: auto 0; margin-bottom: 2rem; }
.rc-invite p { margin-inline: auto; }

/* ---------- Thanks ---------- */
.rc-thanks { text-align: center; }
.rc-thanks .rc-lead { margin-inline: auto; margin-bottom: 2rem; }
.rc-thanks .rc-kicker { display: inline-block; }

/* ---------- Форма ---------- */
.rc-form-card {
  background: var(--rc-bg);
  border: 1px solid var(--rc-line);
  border-radius: var(--rc-radius);
  padding: 2rem;
  max-width: 560px;
  margin-inline: auto;
  box-shadow: var(--rc-shadow);
}
.rc-form { display: grid; gap: 1.25rem; }
.rc-field { display: grid; gap: 0.45rem; }
.rc-field label { font-weight: 700; color: var(--rc-ink); }
.rc-field input,
.rc-field textarea {
  width: 100%;
  font: inherit;
  color: var(--rc-ink);
  background: var(--rc-surface);
  border: 1px solid var(--rc-line);
  border-radius: var(--rc-radius);
  padding: 0.85rem 1rem;
}
.rc-field textarea { resize: vertical; min-height: 120px; }
.rc-field input::placeholder,
.rc-field textarea::placeholder { color: var(--rc-muted); opacity: 1; }
.rc-field input:focus,
.rc-field textarea:focus {
  outline: 3px solid var(--rc-spark);
  outline-offset: 2px;
  border-color: var(--rc-spark);
}
.rc-consent {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  font-size: 0.95rem;
  color: var(--rc-ink);
}
.rc-consent input {
  width: 20px;
  height: 20px;
  margin-top: 0.3rem;
  flex: 0 0 20px;
  accent-color: var(--rc-spark);
}
.rc-consent a { color: var(--rc-spark); }
.rc-form .rc-pill { justify-self: start; }

/* ---------- FAQ ---------- */
.rc-faq-wrap { max-width: 860px; margin-inline: auto; display: grid; gap: 0.9rem; }
.rc-faq {
  background: var(--rc-surface);
  border: 1px solid var(--rc-line);
  border-radius: var(--rc-radius);
  padding: 1rem 1.4rem;
}
.rc-faq summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: #FFFFFF;
  list-style-position: inside;
}
.rc-faq p { margin: 0.8rem 0 0; color: var(--rc-muted); }

/* ---------- Footer ---------- */
.rc-footer {
  background: var(--rc-footer);
  color: var(--rc-muted);
  padding: 6dvh 8vw 4dvh;
  border-top: 3px solid var(--rc-tone);
}
.rc-footer-inner { display: grid; gap: 1.5rem; }
.rc-footer-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}
.rc-footer-links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  padding: 0;
  margin: 0;
}
.rc-footer-links a { color: #FFFFFF; text-decoration: none; border-bottom: 1px solid transparent; }
.rc-footer-links a:hover { border-color: var(--rc-spark); }
.rc-disclaimer {
  margin: 0;
  font-size: 0.95rem;
  color: var(--rc-muted);
  border-inline-start: 3px solid var(--rc-spark);
  padding-inline-start: 1rem;
}
.rc-copy { margin: 0; font-size: 0.9rem; color: var(--rc-muted); }

/* ---------- Legal ---------- */
.rc-legal {
  min-height: 100vh;
  background: var(--rc-bg);
  color: var(--rc-ink);
  padding: 10dvh 8vw;
}
.rc-legal h1 { margin-bottom: 0.8em; }
.rc-legal p { max-width: 80ch; color: var(--rc-ink); }
.rc-legal-section {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 2px solid var(--rc-line);
}
.rc-legal-section h2 { color: var(--rc-spark); font-size: clamp(1.5rem, 3vw, 2.2rem); }

/* ---------- Cookie-банер ---------- */
.rc-cookie {
  position: fixed;
  inset-inline: 0;
  bottom: 0;
  z-index: 9999;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 6vw;
  background: var(--rc-deep);
  color: var(--rc-ink);
  border-top: 3px solid var(--rc-spark);
  box-shadow: 0 -6px 18px rgba(0, 0, 0, 0.4);
}
.rc-cookie[hidden] { display: none; }
.rc-cookie p { margin: 0; }
.rc-cookie-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }
.rc-cookie-btn {
  font: inherit;
  font-weight: 700;
  padding: 0.7rem 1.4rem;
  border-radius: var(--rc-radius);
  cursor: pointer;
  border: 2px solid var(--rc-spark);
  transition: background-color 0.25s ease, color 0.25s ease;
}
.rc-cookie-btn--accept { background: var(--rc-spark); color: var(--rc-bg); }
.rc-cookie-btn--accept:hover { background: #FFFFFF; border-color: #FFFFFF; }
.rc-cookie-btn--decline { background: transparent; color: var(--rc-ink); }
.rc-cookie-btn--decline:hover { background: var(--rc-surface); }

/* ---------- Scroll-driven поява секцій (лише з підтримкою) ---------- */
@supports (animation-timeline: view()) {
  .rc-sec {
    animation: rc-sec-in linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 25%;
  }
  @keyframes rc-sec-in { from { opacity: 0; } to { opacity: 1; } }
}

/* ---------- Stagger-reveal (JS-клас .js на html) ---------- */
.js .rc-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  transition-delay: var(--rc-delay, 0ms);
}
.js .rc-reveal.is-in {
  opacity: 1;
  transform: none;
}
.js .rc-fade {
  opacity: 0;
  transition: opacity 0.6s ease;
}
.js .rc-fade.is-in { opacity: 1; }

/* ---------- Адаптивність ---------- */
@media (max-width: 960px) {
  .rc-split { grid-template-columns: minmax(0, 1fr); }
  .rc-split-media { order: -1; }
  .rc-steps, .rc-steps--four { grid-template-columns: minmax(0, 1fr); }
  .rc-feat-row { flex-direction: column; align-items: flex-start; gap: 1.5rem; }
}
@media (max-width: 560px) {
  .rc-opening { padding: 10dvh 6vw; }
  .rc-band,
  .rc-features,
  .rc-invite,
  .rc-legal,
  .rc-thanks { padding: 8dvh 6vw; }
  .rc-feat-row { padding: 5dvh 6vw; }
  .rc-form-card { padding: 1.4rem; }
  .rc-pill { padding: 0.9rem 1.6rem; }
  .rc-nav-items { gap: 0; }
  .rc-cookie { padding: 1rem 5vw; }
  .rc-ticker-track { font-size: 1.05rem; }
}

/* ---------- Доступність: reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
  html { view-transition-name: none; }
}