/* ===========================
   CSS VARIABLES & RESET
=========================== */
:root {
  --bg: #0f0f0e;
  --surface: #1a1a18;
  --surface2: #232320;
  --border: #2e2e2a;
  --accent: #c9f264;
  --accent2: #f2a264;
  --accent3: #64c9f2;
  --text: #f0ede6;
  --text-muted: #7a7a70;
  --text-dim: #4a4a44;
  --danger: #f26464;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'DM Sans', sans-serif;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
}

/* ===========================
   HEADER
=========================== */
.header {
  position: relative;
  overflow: hidden;
  padding: 3rem 2rem 2.5rem;
  border-bottom: 1px solid var(--border);
  text-align: center;
}
.header-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 50% -20%, rgba(201,242,100,0.12) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 80% 110%, rgba(100,201,242,0.08) 0%, transparent 60%);
  z-index: 0;
}
.header-inner { position: relative; z-index: 1; }
.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}
.logo-icon {
  font-size: 2rem;
  color: var(--accent);
  line-height: 1;
  animation: spin 8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.logo-text {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--text);
}
.tagline {
  color: var(--text-muted);
  font-weight: 300;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
}

/* ===========================
   MAIN LAYOUT
=========================== */
.main {
  max-width: 900px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1rem;
}

/* ===========================
   SEARCH
=========================== */
.search-bar {
  display: flex;
  gap: 0.75rem;
  align-items: stretch;
}
.search-input {
  flex: 1;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.85rem 1.2rem;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.search-input::placeholder { color: var(--text-dim); }
.search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(201,242,100,0.1);
}
.search-btn {
  background: var(--accent);
  color: #0f0f0e;
  border: none;
  border-radius: var(--radius);
  padding: 0.85rem 1.5rem;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.95rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: background 0.2s, transform 0.1s;
  white-space: nowrap;
}
.search-btn:hover { background: #d4f570; transform: translateY(-1px); }
.search-btn:active { transform: translateY(0); }
.search-btn.loading .btn-text { opacity: 0.6; }
.btn-icon { font-size: 1.1rem; }

.error-msg {
  margin-top: 0.75rem;
  padding: 0.75rem 1rem;
  background: rgba(242,100,100,0.1);
  border: 1px solid rgba(242,100,100,0.3);
  border-radius: var(--radius-sm);
  color: var(--danger);
  font-size: 0.9rem;
}

/* ===========================
   RESULTS
=========================== */
.results-header {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 0;
}
.results-header .section-title { margin-bottom: 0; }
.result-count {
  color: var(--text-muted);
  font-size: 0.85rem;
}
.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}
.food-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
  cursor: pointer;
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
  animation: fadeUp 0.3s ease both;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
.food-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.food-card-name {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text);
  margin-bottom: 0.3rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.food-card-category {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.75rem;
}
.food-card-macros {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.macro-pill {
  font-size: 0.78rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-weight: 500;
}
.macro-pill.cal  { background: rgba(201,242,100,0.15); color: var(--accent); }
.macro-pill.prot { background: rgba(100,201,242,0.15); color: var(--accent3); }
.macro-pill.carb { background: rgba(242,162,100,0.15); color: var(--accent2); }
.macro-pill.fat  { background: rgba(200,160,240,0.15); color: #c8a0f0; }
.food-card-add {
  margin-top: 0.85rem;
  width: 100%;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  padding: 0.4rem;
  font-size: 0.82rem;
  cursor: pointer;
  transition: all 0.2s;
  font-family: var(--font-body);
}
.food-card:hover .food-card-add {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(201,242,100,0.05);
}

/* ===========================
   MEAL LOG
=========================== */
.log-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.2rem;
}
.log-header .section-title { margin-bottom: 0; }
.log-controls {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  align-items: center;
}
.control-select {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  padding: 0.45rem 0.85rem;
  font-size: 0.85rem;
  font-family: var(--font-body);
  cursor: pointer;
  outline: none;
  transition: border-color 0.2s;
}
.control-select:focus { border-color: var(--accent); }
.clear-btn {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  padding: 0.45rem 0.85rem;
  font-size: 0.85rem;
  font-family: var(--font-body);
  cursor: pointer;
  transition: all 0.2s;
}
.clear-btn:hover { border-color: var(--danger); color: var(--danger); background: rgba(242,100,100,0.05); }

.empty-log {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-muted);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}
.empty-icon { font-size: 2.5rem; display: block; margin-bottom: 0.75rem; }

/* LOG TABLE */
.log-table { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.log-table-head {
  display: grid;
  grid-template-columns: 2fr 1fr 0.7fr 1fr 1fr 1fr 1fr 0.5fr;
  padding: 0.7rem 1.1rem;
  background: var(--surface2);
  border-bottom: 1px solid var(--border);
  font-size: 0.78rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
  gap: 0.5rem;
}
.log-row {
  display: grid;
  grid-template-columns: 2fr 1fr 0.7fr 1fr 1fr 1fr 1fr 0.5fr;
  padding: 0.8rem 1.1rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.88rem;
  align-items: center;
  gap: 0.5rem;
  transition: background 0.15s;
  animation: fadeUp 0.25s ease both;
}
.log-row:last-child { border-bottom: none; }
.log-row:hover { background: var(--surface2); }
.log-row-name { font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.meal-badge {
  display: inline-block;
  font-size: 0.72rem;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  text-transform: capitalize;
  font-weight: 500;
}
.meal-badge.breakfast { background: rgba(242,162,100,0.2); color: var(--accent2); }
.meal-badge.lunch     { background: rgba(201,242,100,0.2); color: var(--accent); }
.meal-badge.dinner    { background: rgba(100,201,242,0.2); color: var(--accent3); }
.meal-badge.snack     { background: rgba(200,160,240,0.2); color: #c8a0f0; }
.log-row-delete {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 1rem;
  padding: 0.2rem;
  border-radius: 4px;
  transition: color 0.2s;
  line-height: 1;
}
.log-row-delete:hover { color: var(--danger); }

/* ===========================
   SUMMARY BAR
=========================== */
.summary-bar {
  margin-top: 1.2rem;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.2rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.summary-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
  flex: 1;
  min-width: 80px;
}
.summary-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}
.summary-value {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
}
.summary-value.calories { color: var(--accent); }
.summary-value.protein  { color: var(--accent3); }
.summary-value.carbs    { color: var(--accent2); }
.summary-value.fat      { color: #c8a0f0; }
.summary-unit { font-size: 0.75rem; color: var(--text-muted); }
.summary-divider { width: 1px; height: 40px; background: var(--border); flex-shrink: 0; }
.goal-card { min-width: 140px; }
.goal-bar-wrap {
  width: 100%;
  height: 6px;
  background: var(--border);
  border-radius: 999px;
  overflow: hidden;
  margin: 0.2rem 0;
}
.goal-bar {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  transition: width 0.4s ease;
  width: 0%;
}

/* ===========================
   MODAL
=========================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  animation: fadeIn 0.15s ease;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
  max-width: 400px;
  width: 100%;
  position: relative;
  box-shadow: var(--shadow);
  animation: slideUp 0.2s ease;
}
@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to   { transform: translateY(0); opacity: 1; }
}
.modal-close {
  position: absolute;
  top: 1rem; right: 1rem;
  background: none; border: none;
  color: var(--text-muted);
  font-size: 1.1rem;
  cursor: pointer;
  padding: 0.2rem;
  line-height: 1;
  transition: color 0.2s;
}
.modal-close:hover { color: var(--text); }
.modal-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
  padding-right: 1.5rem;
}
.modal-subtitle { color: var(--text-muted); font-size: 0.88rem; margin-bottom: 1.25rem; }
.modal-fields { display: flex; gap: 1rem; margin-bottom: 1.2rem; }
.field-group { flex: 1; display: flex; flex-direction: column; gap: 0.35rem; }
.field-label { font-size: 0.8rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; }
.field-input {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  padding: 0.6rem 0.9rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
  width: 100%;
}
.field-input:focus { border-color: var(--accent); }
.modal-preview {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 0.85rem 1rem;
  background: var(--surface2);
  border-radius: var(--radius-sm);
  margin-bottom: 1.2rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.modal-preview strong { color: var(--text); }
.confirm-btn {
  width: 100%;
  background: var(--accent);
  color: #0f0f0e;
  border: none;
  border-radius: var(--radius);
  padding: 0.85rem;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}
.confirm-btn:hover { background: #d4f570; transform: translateY(-1px); }

/* ===========================
   TOAST
=========================== */
.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.75rem 1.5rem;
  border-radius: 999px;
  font-size: 0.9rem;
  z-index: 200;
  box-shadow: var(--shadow);
  animation: toastIn 0.25s ease;
}
@keyframes toastIn {
  from { opacity: 0; transform: translateX(-50%) translateY(12px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ===========================
   FOOTER
=========================== */
.footer {
  text-align: center;
  padding: 1.5rem;
  border-top: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 0.82rem;
}
.footer a { color: var(--text-muted); text-decoration: none; }
.footer a:hover { color: var(--accent); }

/* ===========================
   UTILS
=========================== */
.hidden { display: none !important; }

@media (max-width: 640px) {
  .logo-text { font-size: 2rem; }
  .log-table-head, .log-row {
    grid-template-columns: 2fr 1fr 0.8fr 1fr 0.5fr;
  }
  .log-table-head span:nth-child(5),
  .log-table-head span:nth-child(6),
  .log-row > span:nth-child(5),
  .log-row > span:nth-child(6) { display: none; }
  .summary-bar { gap: 0.75rem; }
  .modal-fields { flex-direction: column; }
}