/* ================================================
   BEER ME — Pub Chalkboard Theme
   ================================================ */

@import url('https://fonts.googleapis.com/css2?family=Permanent+Marker&family=Lato:wght@300;400;700&display=swap');

/* ── CSS Variables ─────────────────────────────── */
:root {
  --bg:           #1a1208;
  --surface:      #241a0e;
  --surface-2:    #2e2010;
  --border:       #4a3218;
  --amber:        #e8920a;
  --amber-light:  #f5b53f;
  --amber-dark:   #a6620a;
  --foam:         #f5edd8;
  --text:         #f0e6cc;
  --text-muted:   #a08060;
  --red:          #c0392b;
  --green:        #27ae60;
  --radius:       12px;
  --shadow:       0 4px 24px rgba(0,0,0,0.5);
}

/* ── Reset & Base ──────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: 'Lato', sans-serif;
  font-weight: 400;
  background-color: var(--bg);
  background-image:
    radial-gradient(ellipse at 20% 20%, rgba(232,146,10,0.06) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 80%, rgba(232,146,10,0.04) 0%, transparent 60%),
    url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.015'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  color: var(--text);
  min-height: 100vh;
  padding: 0 0 60px;
}

/* ── Typography ────────────────────────────────── */
h1, h2, h3 {
  font-family: 'Permanent Marker', cursive;
  letter-spacing: 1px;
}

h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  color: var(--amber);
  text-shadow: 2px 2px 0 var(--amber-dark), 0 0 40px rgba(232,146,10,0.3);
  line-height: 1.1;
}

h2 {
  font-size: 1.6rem;
  color: var(--amber-light);
  text-shadow: 1px 1px 0 var(--amber-dark);
}

h3 { font-size: 1.2rem; color: var(--foam); }

p, li, label, span, td, th { font-size: 1rem; line-height: 1.6; }

a { color: var(--amber); text-decoration: none; }
a:hover { color: var(--amber-light); }

/* ── Page Header Bar ───────────────────────────── */
.page-header {
  background: linear-gradient(135deg, var(--surface) 0%, var(--surface-2) 100%);
  border-bottom: 3px solid var(--amber-dark);
  padding: 24px 32px 20px;
  display: flex;
  align-items: center;
  gap: 20px;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '🍺';
  font-size: 4rem;
  position: absolute;
  right: 32px;
  top: 50%;
  transform: translateY(-50%);
  opacity: 0.15;
  filter: grayscale(0.3);
}

.page-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--amber), transparent);
}

/* ── Body container ────────────────────────────── */
.container {
  max-width: 860px;
  margin: 0 auto;
  padding: 32px 24px;
}

/* ── Buttons ───────────────────────────────────── */
button, input[type="submit"], input[type="button"], .btn {
  font-family: 'Lato', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
  padding: 10px 22px;
  border-radius: 8px;
  border: 2px solid var(--amber-dark);
  cursor: pointer;
  transition: all 0.18s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  position: relative;
  overflow: hidden;
}

/* Primary — amber fill */
input[type="submit"], .btn-primary {
  background: linear-gradient(135deg, var(--amber) 0%, var(--amber-dark) 100%);
  color: #1a1208;
  border-color: var(--amber-dark);
  box-shadow: 0 3px 12px rgba(232,146,10,0.3);
}
input[type="submit"]:hover, .btn-primary:hover {
  background: linear-gradient(135deg, var(--amber-light) 0%, var(--amber) 100%);
  box-shadow: 0 6px 20px rgba(232,146,10,0.45);
  transform: translateY(-1px);
}
input[type="submit"]:active, .btn-primary:active { transform: translateY(0); }

/* Secondary — outline */
button, .btn-secondary {
  background: transparent;
  color: var(--amber);
  border-color: var(--amber-dark);
}
button:hover, .btn-secondary:hover {
  background: rgba(232,146,10,0.12);
  border-color: var(--amber);
  color: var(--amber-light);
  transform: translateY(-1px);
}

/* Danger */
.btn-danger, #deleteBtn {
  background: transparent;
  color: var(--red);
  border-color: rgba(192,57,43,0.5);
}
.btn-danger:hover, #deleteBtn:hover {
  background: rgba(192,57,43,0.12);
  border-color: var(--red);
  transform: translateY(-1px);
}

/* Home / nav buttons row */
.nav-row {
  display: flex;
  gap: 10px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

/* ── Forms ─────────────────────────────────────── */
form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
}

.field {
  margin-bottom: 22px;
}

label {
  display: block;
  font-weight: 700;
  color: var(--amber-light);
  margin-bottom: 6px;
  font-size: 0.9rem;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

input[type="text"],
input[type="number"],
textarea,
select {
  width: 100%;
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: 'Lato', sans-serif;
  font-size: 1rem;
  padding: 10px 14px;
  transition: border-color 0.18s, box-shadow 0.18s;
  outline: none;
}

input[type="text"]:focus,
input[type="number"]:focus,
textarea:focus,
select:focus {
  border-color: var(--amber);
  box-shadow: 0 0 0 3px rgba(232,146,10,0.15);
}

textarea {
  resize: vertical;
  min-height: 90px;
}

input[type="file"] {
  color: var(--text-muted);
  font-size: 0.9rem;
  padding: 8px 0;
}

input[type="file"]::file-selector-button {
  background: var(--surface-2);
  color: var(--amber);
  border: 1.5px solid var(--border);
  border-radius: 6px;
  padding: 7px 14px;
  font-family: 'Lato', sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  margin-right: 12px;
  transition: all 0.18s;
}
input[type="file"]::file-selector-button:hover {
  background: var(--border);
  color: var(--amber-light);
}

/* Required star */
.required-star { color: var(--amber); margin-left: 3px; font-size: 0.85rem; }

/* Validation messages */
.field-error { color: #e74c3c; font-size: 0.82rem; margin-top: 4px; display: block; }

/* Form actions row */
.form-actions {
  display: flex;
  gap: 12px;
  margin-top: 28px;
  flex-wrap: wrap;
  align-items: center;
}

/* ── Cards (beer list) ─────────────────────────── */
.beer-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 18px;
  margin-top: 8px;
}

.beer-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  cursor: pointer;
  transition: transform 0.18s, box-shadow 0.18s, border-color 0.18s;
  position: relative;
  overflow: hidden;
}

.beer-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--amber-dark), var(--amber), var(--amber-dark));
  opacity: 0;
  transition: opacity 0.18s;
}

.beer-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5), 0 0 0 1px var(--amber-dark);
  border-color: var(--amber-dark);
}
.beer-card:hover::before { opacity: 1; }

.beer-card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 12px;
  background: var(--surface-2);
}

.beer-card h3 {
  font-family: 'Permanent Marker', cursive;
  font-size: 1.1rem;
  color: var(--amber-light);
  margin-bottom: 4px;
}

.beer-card .beer-type {
  font-size: 0.82rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.beer-card .beer-rating {
  margin-top: 10px;
  font-size: 1rem;
  color: var(--amber);
}

/* ── Rating stars ──────────────────────────────── */
.stars { letter-spacing: 2px; }
.star-filled { color: var(--amber); }
.star-empty  { color: var(--border); }

/* ── Beer Details page ─────────────────────────── */
#beerDetailsContainer {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

#beerDetailsContainer #beerName {
  font-family: 'Permanent Marker', cursive;
  font-size: 2rem;
  color: var(--amber);
  padding: 28px 32px 0;
  text-shadow: 1px 1px 0 var(--amber-dark);
}

#imageContainer {
  padding: 20px 32px;
}
#imageContainer img {
  border-radius: 10px;
  border: 2px solid var(--border);
  max-width: 320px;
  width: 100%;
  display: block;
}

#detailsContainer {
  padding: 0 32px 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 32px;
}
#detailsContainer p {
  font-size: 0.95rem;
  color: var(--text);
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
}
#detailsContainer strong {
  color: var(--amber-light);
  font-weight: 700;
}

#actionsContainer {
  display: flex;
  gap: 12px;
  padding: 20px 32px 28px;
  border-top: 1px solid var(--border);
  background: var(--surface-2);
}

/* ── Index page toolbar ────────────────────────── */
.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 28px;
}

.toolbar select {
  width: auto;
  min-width: 180px;
  font-size: 0.9rem;
  padding: 8px 12px;
}

.toolbar input[type="text"] {
  flex: 1;
  min-width: 200px;
  font-size: 0.9rem;
  padding: 8px 14px;
}

.toolbar label {
  color: var(--text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  margin-bottom: 0;
}

.section-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.section-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--border), transparent);
}

#searchMessage {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ── Foam bubble animation ─────────────────────── */
@keyframes bubble-rise {
  0%   { transform: translateY(0) scale(1);   opacity: 0.5; }
  100% { transform: translateY(-80px) scale(1.3); opacity: 0; }
}

.bubble {
  position: fixed;
  bottom: -10px;
  width: 8px;
  height: 8px;
  background: radial-gradient(circle at 30% 30%, rgba(245,237,216,0.8), rgba(232,146,10,0.2));
  border-radius: 50%;
  pointer-events: none;
  animation: bubble-rise 3s ease-in infinite;
  z-index: 0;
}

/* ── Page load fade-in ─────────────────────────── */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

.page-header, form, #beerDetailsContainer, .toolbar, .beer-list {
  animation: fade-up 0.4s ease both;
}
form                 { animation-delay: 0.08s; }
#beerDetailsContainer{ animation-delay: 0.08s; }
.toolbar             { animation-delay: 0.05s; }
.beer-list           { animation-delay: 0.1s; }

/* ── Divider ───────────────────────────────────── */
.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 24px 0;
}

/* ── Utility ───────────────────────────────────── */
.text-muted  { color: var(--text-muted); }
.text-amber  { color: var(--amber); }
.mt-4        { margin-top: 16px; }
.mb-4        { margin-bottom: 16px; }
.flex        { display: flex; }
.gap-2       { gap: 8px; }

/* ── Responsive ────────────────────────────────── */
@media (max-width: 600px) {
  .page-header     { padding: 18px 20px; }
  .container        { padding: 20px 16px; }
  form              { padding: 22px 18px; }
  #detailsContainer { grid-template-columns: 1fr; }
  .beer-list        { grid-template-columns: 1fr 1fr; }
  #beerDetailsContainer #beerName { padding: 20px 20px 0; font-size: 1.5rem; }
  #imageContainer, #detailsContainer, #actionsContainer { padding-left: 20px; padding-right: 20px; }
}

@media (max-width: 400px) {
  .beer-list { grid-template-columns: 1fr; }
}