:root {
  --green: #00612e;
  --green-dark: #004a23;
  --green-soft: #4f8a62;
  --green-tint: #e6f0e9;
  --pink: #ffb3e6;
  --pink-soft: #ffe6f6;
  --cream: #fffbf3;
  --paper: #ffffff;
  --ink: #13261a;
  --muted: #5e6e63;
  --line: #ece4d6;
  --protein: #00612e;
  --carbs: #e58fc8;
  --fat: #c9a46b;
  --fiber: #7fb069;
  --radius: 18px;
  --shadow: 0 1px 2px rgba(19, 38, 26, .04), 0 8px 24px rgba(19, 38, 26, .06);
  --sans: 'Inter Tight', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --serif: 'Playfair Display', Georgia, serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--green); }
button, input, select, textarea { font: inherit; color: inherit; }
h1, h2, h3 { margin: 0; line-height: 1.05; letter-spacing: -0.03em; color: var(--green); }
h1 { font-size: clamp(40px, 7vw, 72px); font-weight: 800; }
h2 { font-size: clamp(28px, 4vw, 40px); font-weight: 800; }
h3 { font-size: 20px; font-weight: 700; letter-spacing: -0.01em; }
.serif { font-family: var(--serif); font-style: italic; font-weight: 400; letter-spacing: -0.01em; }
.muted { color: var(--muted); }
.container { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 20px; }

/* ---------- Horní lišta ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px max(20px, calc((100% - 1040px) / 2));
  background: rgba(255, 251, 243, .92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.logo { display: flex; align-items: center; gap: 8px; text-decoration: none; }
.logo-word { font-weight: 800; font-size: 28px; letter-spacing: -0.05em; color: var(--green); }
.logo-pill {
  font-family: var(--serif); font-style: italic; font-size: 16px; color: var(--green);
  background: var(--pink); padding: 1px 10px 3px; border-radius: 8px;
}
.nav { display: flex; gap: 4px; }
.nav a {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 14px; border-radius: 999px;
  text-decoration: none; font-weight: 600; color: var(--ink);
  transition: background .15s;
}
.nav a:hover { background: var(--green-tint); }
.nav a.active { background: var(--green); color: var(--cream); }
.nav a[hidden] { display: none; }
#auth-btn { white-space: nowrap; max-width: 220px; overflow: hidden; text-overflow: ellipsis; }
.btn:disabled { opacity: .6; cursor: wait; }
.nav-ico { font-size: 15px; }

/* ---------- Obecné prvky ---------- */
main { padding-top: 28px; padding-bottom: 48px; min-height: 70vh; }
.view-head { display: flex; align-items: end; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; }
.view-head p { margin: 8px 0 0; color: var(--muted); max-width: 560px; }
.card {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; box-shadow: var(--shadow);
}
.card + .card { margin-top: 16px; }
.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.stack > * + * { margin-top: 16px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border: 0; border-radius: 999px; padding: 11px 20px; cursor: pointer;
  font-weight: 600; background: var(--green); color: var(--cream); text-decoration: none;
  transition: transform .1s, background .15s;
}
.btn:hover { background: var(--green-dark); }
.btn:active { transform: scale(.98); }
.btn-pink { background: var(--pink); color: var(--green); }
.btn-pink:hover { background: #ff9fdc; }
.btn-ghost { background: transparent; color: var(--green); border: 1.5px solid var(--green); }
.btn-ghost:hover { background: var(--green-tint); }
.btn-sm { padding: 7px 14px; font-size: 14px; }
.btn-icon {
  width: 34px; height: 34px; padding: 0; border-radius: 50%;
  background: transparent; color: var(--muted); border: 1px solid var(--line);
}
.btn-icon:hover { background: var(--pink-soft); color: var(--green); }
.btn-danger { background: transparent; color: #a3324f; border: 1.5px solid #e9b8c6; }
.btn-danger:hover { background: #fdeef2; }

.field { display: flex; flex-direction: column; gap: 6px; }
.field label, .label { font-size: 13px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
input[type=text], input[type=number], input[type=search], input[type=email], input[type=password], select, textarea {
  width: 100%; padding: 11px 14px; border-radius: 12px;
  border: 1.5px solid var(--line); background: var(--cream);
  transition: border-color .15s, background .15s;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--green); background: #fff; }
textarea { min-height: 90px; resize: vertical; }
.form-grid { display: grid; gap: 14px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.form-grid .full { grid-column: 1 / -1; }

.chip {
  display: inline-block; padding: 4px 12px; border-radius: 999px;
  background: var(--pink-soft); color: var(--green); font-size: 13px; font-weight: 600;
}
.chip-green { background: var(--green-tint); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
button.chip { border: 1.5px solid transparent; cursor: pointer; }
button.chip.active { background: var(--green); color: var(--cream); }

.empty { text-align: center; color: var(--muted); padding: 18px 8px; font-size: 15px; }

/* ---------- Úvodní banner ---------- */
.welcome {
  display: grid; grid-template-columns: 1.2fr 1fr; overflow: hidden; padding: 0;
  margin-bottom: 20px;
}
.welcome-text { padding: 34px; }
.welcome-text h1 { font-size: clamp(36px, 5.5vw, 56px); }
.welcome-text .tag {
  display: inline-block; margin-top: 6px; padding: 2px 16px 6px; border-radius: 12px;
  background: var(--pink); font-family: var(--serif); font-style: italic;
  font-size: clamp(26px, 4vw, 40px); color: var(--green);
}
.welcome-text p { margin: 18px 0 22px; color: var(--muted); max-width: 420px; }
.welcome-art { background: var(--green-soft); display: grid; place-items: center; min-height: 240px; }
.welcome-art svg { width: 78%; max-width: 280px; height: auto; }

/* ---------- Dnes ---------- */
.day-nav { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; }
.day-nav .day-title { flex: 1; }
.day-nav .day-title span { display: block; color: var(--muted); margin-top: 4px; }
.day-nav .day-title span::first-letter { text-transform: uppercase; }
.summary { display: flex; align-items: center; gap: 24px; }
.ring { position: relative; width: 150px; height: 150px; flex: none; }
.ring svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.ring-bg { stroke: var(--green-tint); }
.ring-fg { stroke: var(--green); transition: stroke-dashoffset .5s ease; stroke-linecap: round; }
.ring-fg.over { stroke: var(--carbs); }
.ring-label { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; }
.ring-label strong { font-size: 30px; font-weight: 800; letter-spacing: -0.04em; color: var(--green); line-height: 1; }
.ring-label span { font-size: 12px; color: var(--muted); margin-top: 4px; }
.summary-stats { display: grid; gap: 10px; flex: 1; }
.stat { display: flex; justify-content: space-between; gap: 12px; border-bottom: 1px dashed var(--line); padding-bottom: 8px; }
.stat:last-child { border-bottom: 0; padding-bottom: 0; }
.stat span { color: var(--muted); }
.stat strong { font-weight: 700; }

.macro + .macro { margin-top: 16px; }
.macro-top { display: flex; justify-content: space-between; font-size: 15px; margin-bottom: 6px; }
.macro-top strong { font-weight: 600; }
.bar { height: 10px; background: var(--cream); border: 1px solid var(--line); border-radius: 999px; overflow: hidden; }
.bar > div { height: 100%; border-radius: 999px; transition: width .5s ease; }
.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; }

.move { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.move-ico { font-size: 30px; }
.move-text { flex: 1; min-width: 200px; }
.move-text p { margin: 4px 0 0; font-size: 14px; color: var(--muted); }
.move-input { display: flex; align-items: center; gap: 8px; }
.move-input input { width: 110px; }

.quote {
  margin: 22px 0; text-align: center; font-family: var(--serif); font-style: italic;
  font-size: clamp(22px, 3vw, 30px); color: var(--green);
}
.quote span { background: linear-gradient(transparent 60%, var(--pink) 60%); padding: 0 6px; }

.meal-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
.meal-head h3 { display: flex; align-items: center; gap: 8px; }
.meal-kcal { color: var(--muted); font-weight: 600; font-size: 15px; }
.entries { list-style: none; margin: 0; padding: 0; }
.entry { display: flex; align-items: center; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line); }
.entry-thumb {
  width: 46px; height: 46px; border-radius: 12px; flex: none; object-fit: cover;
  background: var(--pink-soft); display: grid; place-items: center; font-size: 22px;
}
.entry-main { flex: 1; min-width: 0; }
.entry-name { font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.entry-meta { font-size: 13px; color: var(--muted); }
.entry-kcal { font-weight: 700; color: var(--green); white-space: nowrap; }

/* ---------- Potraviny ---------- */
.search-row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; margin-bottom: 16px; }
.search-row input { flex: 1; min-width: 220px; }
.food-table { width: 100%; border-collapse: collapse; font-size: 15px; }
.food-table th {
  text-align: right; font-size: 12px; text-transform: uppercase; letter-spacing: .05em;
  color: var(--muted); font-weight: 600; padding: 8px 10px; border-bottom: 1.5px solid var(--line);
}
.food-table th:first-child, .food-table td:first-child { text-align: left; }
.food-table td { padding: 11px 10px; border-bottom: 1px solid var(--line); text-align: right; font-variant-numeric: tabular-nums; }
.food-table tr:last-child td { border-bottom: 0; }
.food-table td:first-child { font-weight: 500; }
.food-table .cat-emoji { margin-right: 8px; }
.table-wrap { overflow-x: auto; }

.food-pick { list-style: none; margin: 12px 0 0; padding: 0; max-height: 340px; overflow-y: auto; }
.food-pick li button {
  width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 10px;
  padding: 11px 12px; border: 0; background: transparent; border-radius: 12px; cursor: pointer; text-align: left;
}
.food-pick li button:hover { background: var(--pink-soft); }
.food-pick small { color: var(--muted); white-space: nowrap; }

.preview { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; margin: 16px 0; }
.preview div { background: var(--cream); border: 1px solid var(--line); border-radius: 12px; padding: 10px; text-align: center; }
.preview strong { display: block; font-size: 20px; color: var(--green); letter-spacing: -0.02em; }
.preview span { font-size: 12px; color: var(--muted); }

.photo-input { display: flex; align-items: center; gap: 12px; }
.photo-input img { width: 64px; height: 64px; object-fit: cover; border-radius: 12px; }
.photo-input input { display: none; }

/* ---------- Recepty ---------- */
.recipe-card { display: flex; flex-direction: column; padding: 0; overflow: hidden; }
.recipe-card + .recipe-card { margin-top: 0; }
.recipe-art {
  height: 150px; display: grid; place-items: center; font-size: 64px;
  background: var(--green-soft);
}
.recipe-card:nth-child(3n+2) .recipe-art { background: var(--pink); }
.recipe-card:nth-child(3n+3) .recipe-art { background: var(--green-tint); }
.recipe-art img { width: 100%; height: 100%; object-fit: cover; }
.recipe-body { padding: 18px 20px 20px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.recipe-macros { display: flex; gap: 14px; font-size: 14px; color: var(--muted); flex-wrap: wrap; }
.recipe-macros strong { color: var(--ink); }
.recipe-body .btn { margin-top: auto; align-self: flex-start; }
.recipe-author { font-size: 13px; color: var(--muted); }

.community-cta {
  display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap;
  background: var(--green); color: var(--cream); border: 0; margin-bottom: 20px;
}
.community-cta h3 { color: var(--pink); font-size: 26px; }
.community-cta p { margin: 6px 0 0; opacity: .85; }

.detail-list { margin: 8px 0 0; padding-left: 20px; }
.detail-list li + li { margin-top: 4px; }

/* ---------- Blog ---------- */
.article-card { cursor: pointer; transition: transform .15s; display: flex; flex-direction: column; gap: 10px; }
.article-card + .article-card { margin-top: 0; }
.article-card:hover { transform: translateY(-3px); }
.article-emoji { font-size: 38px; }
.article-card p { margin: 0; color: var(--muted); }
.article-body p { margin: 0 0 14px; }
.article-body h3 { margin: 22px 0 8px; }

.blog-hero { background: var(--pink); border: 0; margin-bottom: 20px; }
.blog-hero h2 .serif { font-weight: 400; }

/* ---------- Profil ---------- */
.targets { display: grid; grid-template-columns: repeat(auto-fit, minmax(96px, 1fr)); gap: 10px; margin-top: 14px; }
.targets div { background: var(--green); color: var(--cream); border-radius: 14px; padding: 14px; }
.targets strong { display: block; font-size: 24px; font-weight: 800; letter-spacing: -0.03em; color: var(--pink); }
.targets span { font-size: 13px; opacity: .85; }
.note {
  background: var(--pink-soft); border-radius: 14px; padding: 14px 16px; font-size: 14px; color: var(--ink);
}
.note strong { color: var(--green); }

/* ---------- Účet a přihlášení ---------- */
.auth-brand { display: flex; align-items: center; gap: 8px; margin-bottom: 18px; }
.auth-tabs { display: flex; gap: 4px; background: var(--paper); border: 1px solid var(--line); border-radius: 999px; padding: 4px; margin-bottom: 18px; }
.auth-tabs button {
  flex: 1; border: 0; background: transparent; padding: 9px; border-radius: 999px; font-weight: 600; cursor: pointer;
}
.auth-tabs button.active { background: var(--green); color: var(--cream); }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; line-height: 1.45; cursor: pointer; }
.check input { width: 18px; height: 18px; margin-top: 1px; accent-color: var(--green); flex: none; }
.login-needed { text-align: center; max-width: 520px; margin: 20px auto; }
.login-needed h3 { margin: 8px 0; }
.note-card { background: var(--pink-soft); border-color: var(--pink); margin-bottom: 20px; }
.note-card p { margin: 6px 0 14px; }
.chip-status { background: #fff3cd; color: #7a5a00; }

/* ---------- Moderace ---------- */
.mod-row { display: flex; align-items: center; gap: 12px; padding: 12px 0; border-top: 1px solid var(--line); flex-wrap: wrap; }
.mod-actions { display: flex; gap: 6px; flex-wrap: wrap; }
.card h3 .chip { vertical-align: middle; margin-left: 6px; }
.stats { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
.stats small { display: block; font-size: 12px; opacity: .75; margin-top: 4px; }
.word-form { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.word-form input[type=text] { flex: 1; min-width: 160px; }
.word-chip { display: inline-flex; align-items: center; gap: 4px; }
.word-chip button { border: 0; background: transparent; cursor: pointer; font-size: 16px; line-height: 1; color: var(--muted); padding: 0 0 0 2px; }
.word-chip button:hover { color: #a3324f; }

/* ---------- Modální okno ---------- */
.modal { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; padding: 16px; }
.modal[hidden] { display: none; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(19, 38, 26, .45); }
.modal-box {
  position: relative; width: 100%; max-width: 560px; max-height: calc(100vh - 32px); overflow-y: auto;
  background: var(--cream); border-radius: 22px; padding: 28px; box-shadow: 0 20px 60px rgba(0, 0, 0, .25);
}
.modal-close {
  position: absolute; top: 14px; right: 14px; width: 36px; height: 36px; border-radius: 50%;
  border: 0; background: var(--paper); font-size: 22px; cursor: pointer; color: var(--muted);
}
.modal-close:hover { background: var(--pink-soft); color: var(--green); }
.modal h2 { font-size: 30px; margin-bottom: 14px; padding-right: 40px; }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 20px; flex-wrap: wrap; }

.toast {
  position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 20px); z-index: 60;
  background: var(--green); color: var(--cream); padding: 12px 20px; border-radius: 999px;
  font-weight: 600; opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s;
  max-width: calc(100% - 32px); text-align: center;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- Patička ---------- */
.footer { text-align: center; padding-top: 28px; padding-bottom: 40px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.footer p { margin: 4px 0; }
.footer-brand { font-size: 18px; color: var(--green); }
.footer-brand em { font-family: var(--serif); }
.footer-note { max-width: 520px; margin: 10px auto 0 !important; font-size: 13px; }

/* ---------- Mobil ---------- */
@media (max-width: 960px) {
  .topbar { flex-wrap: wrap; row-gap: 10px; }
  .nav { order: 3; width: 100%; justify-content: space-between; }
}
@media (max-width: 820px) {
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 680px) {
  .container { padding: 0 16px; }
  /* backdrop-filter by z lišty udělal kotvu pro pevně umístěné menu, takže ho na mobilu vypínáme */
  /* Na mobilu je menu nahoře pod logem jako řádek ikon. */
  .topbar { flex-wrap: wrap; gap: 8px; padding: 10px 12px 8px; }
  .logo { margin-left: 4px; }
  .nav { width: 100%; justify-content: space-between; gap: 2px; order: 3; }
  #auth-btn { max-width: 150px; }
  .nav a { flex: 1; flex-direction: column; gap: 0; padding: 6px 2px; font-size: 11px; border-radius: 12px; }
  .nav-ico { font-size: 20px; }
  .grid-2, .grid-3, .form-grid { grid-template-columns: 1fr; }
  .welcome { grid-template-columns: 1fr; }
  .welcome-art { min-height: 180px; order: -1; }
  .welcome-text { padding: 24px; }
  .summary { flex-direction: column; align-items: stretch; }
  .ring { margin: 0 auto; }
  .preview { grid-template-columns: repeat(3, 1fr); }
  .modal { place-items: end center; padding: 0; }
  .modal-box { border-radius: 22px 22px 0 0; max-height: 92vh; padding: 24px 18px; }
  .card { padding: 18px; }
}