/* ================================================
   style.css — PrenotaStile v1.0
   Stili base, variabili tema, utilities globali
   ================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400&display=swap');

:root {
  --bg:             #0a0a0a;
  --bg-card:        #111111;
  --bg-elevated:    #1a1a1a;
  --bg-input:       #141414;
  --border:         rgba(255,255,255,0.07);
  --border-hover:   rgba(255,255,255,0.14);
  --accent:         #c9a96e;
  --accent-light:   #dfc08a;
  --accent-dark:    #a8853d;
  --accent-glow:    rgba(201,169,110,0.12);
  --accent-glow-md: rgba(201,169,110,0.22);
  --text:           #efefef;
  --text-secondary: rgba(239,239,239,0.58);
  --text-muted:     rgba(239,239,239,0.3);
  --success:  #4db87a;
  --warning:  #e8a020;
  --error:    #e05555;
  --info:     #5592e0;
  --font-body:    'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Playfair Display', Georgia, serif;
  --radius:    12px;
  --radius-sm: 8px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  --shadow-sm:     0 1px 4px rgba(0,0,0,0.5);
  --shadow-md:     0 4px 16px rgba(0,0,0,0.6);
  --shadow-lg:     0 12px 40px rgba(0,0,0,0.7);
  --shadow-accent: 0 4px 24px rgba(201,169,110,0.25);
  --transition:    0.18s ease;
  --transition-md: 0.3s ease;
  --z-dropdown: 100;
  --z-sticky:   200;
  --z-modal:    300;
  --z-toast:    400;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, video { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input, textarea, select { font-family: inherit; }
ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); line-height: 1.2; font-weight: 600; }
h1 { font-size: clamp(2rem,   5vw,  3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw,  2.4rem); }
h3 { font-size: clamp(1.2rem, 2.5vw,1.6rem); }
h4 { font-size: 1.2rem; }
p  { line-height: 1.7; }

.text-accent    { color: var(--accent); }
.text-secondary { color: var(--text-secondary); }
.text-muted     { color: var(--text-muted); }
.text-success   { color: var(--success); }
.text-error     { color: var(--error); }
.text-center    { text-align: center; }
.text-right     { text-align: right; }
.text-sm        { font-size: .875rem; }
.text-xs        { font-size: .75rem; }
.text-lg        { font-size: 1.125rem; }
.font-heading   { font-family: var(--font-heading); }
.font-medium    { font-weight: 500; }
.font-semi      { font-weight: 600; }
.font-bold      { font-weight: 700; }

.container    { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 1.25rem; }
.container-sm { width: 100%; max-width: 680px;  margin: 0 auto; padding: 0 1.25rem; }
.container-md { width: 100%; max-width: 920px;  margin: 0 auto; padding: 0 1.25rem; }
.section      { padding: 5rem 0; }

.flex              { display: flex; }
.flex-col          { flex-direction: column; }
.items-center      { align-items: center; }
.items-start       { align-items: flex-start; }
.justify-center    { justify-content: center; }
.justify-between   { justify-content: space-between; }
.justify-end       { justify-content: flex-end; }
.flex-wrap         { flex-wrap: wrap; }
.flex-1            { flex: 1; }
.gap-xs { gap: .25rem; }
.gap-sm { gap: .5rem;  }
.gap-md { gap: 1rem;   }
.gap-lg { gap: 1.5rem; }
.gap-xl { gap: 2rem;   }
.grid   { display: grid; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.w-full  { width: 100%; }
.h-full  { height: 100%; }
.min-w-0 { min-width: 0; }
.overflow-hidden { overflow: hidden; }
.relative { position: relative; }
.absolute { position: absolute; }
.mt-sm { margin-top: .5rem;  }
.mt-md { margin-top: 1rem;   }
.mt-lg { margin-top: 1.5rem; }
.mt-xl { margin-top: 2rem;   }
.mb-sm { margin-bottom: .5rem;  }
.mb-md { margin-bottom: 1rem;   }
.mb-lg { margin-bottom: 1.5rem; }
.mb-xl { margin-bottom: 2rem;   }
.p-md  { padding: 1rem; }
.p-lg  { padding: 1.5rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .45rem;
  padding: .65rem 1.5rem;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  font-weight: 500;
  transition: all var(--transition);
  cursor: pointer;
  white-space: nowrap;
  border: none;
  line-height: 1;
}
.btn-primary { background: var(--accent); color: #0a0a0a; }
.btn-primary:hover { background: var(--accent-light); box-shadow: var(--shadow-accent); transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
.btn-outline:hover { background: var(--accent-glow); }
.btn-ghost { background: transparent; color: var(--text-secondary); border: 1px solid var(--border); }
.btn-ghost:hover { border-color: var(--border-hover); color: var(--text); background: var(--bg-elevated); }
.btn-danger { background: var(--error); color: #fff; }
.btn-danger:hover { background: #c94444; }
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { background: #3da068; }
.btn-sm   { padding: .4rem 1rem;    font-size: .8rem;  }
.btn-lg   { padding: .85rem 2.25rem; font-size: 1rem;  }
.btn-xl   { padding: 1rem 2.75rem;  font-size: 1.05rem; }
.btn-full { width: 100%; }
.btn-icon { padding: .55rem; }
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none !important; box-shadow: none !important; }

.form-group    { display: flex; flex-direction: column; gap: .4rem; margin-bottom: 1rem; }
.form-label    { font-size: .82rem; font-weight: 500; color: var(--text-secondary); }
.form-required { color: var(--accent); margin-left: 2px; }
.form-row      { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-input,
.form-select,
.form-textarea {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  padding: .65rem .875rem;
  font-size: .9rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--text-muted); }
.form-textarea { resize: vertical; min-height: 100px; }
.form-select {
  appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23c9a96e' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right .875rem center; padding-right: 2.5rem;
}
.form-error { font-size: .78rem; color: var(--error); }
.form-hint  { font-size: .78rem; color: var(--text-muted); }
.form-input.error, .form-select.error, .form-textarea.error {
  border-color: var(--error); box-shadow: 0 0 0 3px rgba(224,85,85,.12);
}
.form-check { display: flex; align-items: flex-start; gap: .6rem; cursor: pointer; }
.form-check input[type="checkbox"] { width: 16px; height: 16px; flex-shrink: 0; margin-top: 3px; accent-color: var(--accent); cursor: pointer; }

.card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: all var(--transition-md); }
.card:hover { border-color: var(--border-hover); transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.card-img   { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.card-body  { padding: 1rem; }

.badge { display: inline-flex; align-items: center; gap: .2rem; padding: .2rem .65rem; border-radius: var(--radius-full); font-size: .72rem; font-weight: 600; letter-spacing: .03em; }
.badge-accent   { background: var(--accent-glow);         color: var(--accent); }
.badge-success  { background: rgba(77,184,122,.12);        color: var(--success); }
.badge-warning  { background: rgba(232,160,32,.12);        color: var(--warning); }
.badge-error    { background: rgba(224,85,85,.12);         color: var(--error); }
.badge-info     { background: rgba(85,146,224,.12);        color: var(--info); }
.badge-ghost    { background: var(--bg-elevated); color: var(--text-secondary); border: 1px solid var(--border); }

.divider { border: none; border-top: 1px solid var(--border); margin: 1.5rem 0; }
.divider-label { display: flex; align-items: center; gap: .75rem; font-size: .78rem; color: var(--text-muted); }
.divider-label::before, .divider-label::after { content: ''; flex: 1; border-top: 1px solid var(--border); }

.navbar {
  position: sticky; top: 0; z-index: var(--z-sticky);
  background: rgba(10,10,10,.88); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0 1.25rem; height: 62px;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.navbar-brand { display:flex; align-items:center; flex-shrink:0; text-decoration:none; }
.navbar-logo { width: 220px; height: 54px; object-fit: cover; object-position: center center; display: block; }
.footer-logo { width: 180px; height: 44px; object-fit: cover; object-position: center center; display: block; opacity: .88; margin-bottom: .5rem; }
.navbar-links { display: flex; align-items: center; gap: 1.75rem; }
.navbar-link { font-size: .875rem; color: var(--text-secondary); transition: color var(--transition); font-weight: 450; }
.navbar-link:hover, .navbar-link.active { color: var(--text); }
.navbar-actions { display: flex; align-items: center; gap: .625rem; flex-shrink: 0; }
.navbar-hamburger { display: none; flex-direction: column; gap: 5px; padding: 6px; cursor: pointer; flex-shrink: 0; }
.navbar-hamburger span { display: block; width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: all var(--transition); }
.navbar-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar-hamburger.open span:nth-child(2) { opacity: 0; }
.navbar-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.navbar-mobile {
  display: none; position: fixed; top: 62px; left: 0; right: 0;
  background: rgba(10,10,10,.97); backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border); padding: 1rem 1.25rem;
  flex-direction: column; gap: .25rem; z-index: calc(var(--z-sticky) - 1);
  padding-bottom: calc(1rem + env(safe-area-inset-bottom,0px));
}
.navbar-mobile.open { display: flex; }
.navbar-mobile .navbar-link { padding: .75rem 0; font-size: .95rem; border-bottom: 1px solid var(--border); }
.navbar-mobile .btn-full { text-align: center; margin-top: .5rem; }

.toast-container {
  position: fixed; bottom: calc(1.25rem + env(safe-area-inset-bottom,0px)); right: 1.25rem;
  display: flex; flex-direction: column; gap: .5rem; z-index: var(--z-toast); pointer-events: none;
}
.toast {
  display: flex; align-items: center; gap: .75rem; padding: .7rem 1rem;
  border-radius: var(--radius-sm); background: var(--bg-elevated); border: 1px solid var(--border);
  color: var(--text); font-size: .85rem; box-shadow: var(--shadow-lg);
  pointer-events: auto; animation: toastIn .25s ease; max-width: 300px; min-width: 180px;
}
.toast.success { border-color: var(--success); }
.toast.error   { border-color: var(--error);   }
.toast.warning { border-color: var(--warning); }
.toast-icon    { font-size: 1rem; flex-shrink: 0; }
@keyframes toastIn  { from { opacity: 0; transform: translateX(100%); } to { opacity: 1; transform: translateX(0); } }
@keyframes toastOut { from { opacity: 1; transform: translateX(0);    } to { opacity: 0; transform: translateX(100%); } }

.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.72); backdrop-filter: blur(6px);
  z-index: var(--z-modal); display: flex; align-items: flex-end; justify-content: center;
  opacity: 0; pointer-events: none; transition: opacity var(--transition);
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: 1.5rem; width: 100%; max-height: 90dvh; overflow-y: auto;
  transform: translateY(24px); transition: transform var(--transition);
  padding-bottom: calc(1.5rem + env(safe-area-inset-bottom,0px));
}
.modal-overlay.open .modal { transform: translateY(0); }
.modal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.25rem; }
.modal-title  { font-family: var(--font-heading); font-size: 1.2rem; }
.modal-close  {
  width: 32px; height: 32px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary); background: var(--bg-elevated); border: 1px solid var(--border);
  transition: all var(--transition);
}
.modal-close:hover { color: var(--text); border-color: var(--border-hover); }
@media (min-width: 640px) {
  .modal-overlay { align-items: center; }
  .modal { border-radius: var(--radius-lg); max-width: 520px; transform: scale(.96); padding-bottom: 1.5rem; }
  .modal-overlay.open .modal { transform: scale(1); }
}

.skeleton {
  background: linear-gradient(90deg, var(--bg-elevated) 25%, #1e1e1e 50%, var(--bg-elevated) 75%);
  background-size: 200% 100%; animation: shimmer 1.5s infinite; border-radius: var(--radius-sm);
}
@keyframes shimmer { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }

.spinner { width: 20px; height: 20px; border: 2px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: spin .65s linear infinite; flex-shrink: 0; }
.spinner-lg { width: 36px; height: 36px; border-width: 3px; }
@keyframes spin { to { transform: rotate(360deg); } }

.empty-state       { text-align: center; padding: 3rem 1rem; color: var(--text-secondary); }
.empty-state-icon  { font-size: 2.5rem; margin-bottom: .875rem; opacity: .4; }
.empty-state-title { font-size: 1rem; font-weight: 600; margin-bottom: .5rem; }
.empty-state-sub   { font-size: .85rem; color: var(--text-muted); }

.stars       { display: inline-flex; gap: 2px; color: var(--accent); font-size: .9rem; }
.stars .empty { color: var(--bg-elevated); }

.avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--accent-glow); border: 1px solid var(--accent); display: flex; align-items: center; justify-content: center; color: var(--accent); font-weight: 600; font-size: .85rem; flex-shrink: 0; overflow: hidden; }
.avatar img  { width: 100%; height: 100%; object-fit: cover; }
.avatar-sm   { width: 32px; height: 32px; font-size: .75rem; }
.avatar-lg   { width: 52px; height: 52px; font-size: 1rem;   }

::-webkit-scrollbar       { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--bg-elevated); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-hover); }

@media (max-width: 768px) {
  .navbar-links, .navbar-actions { display: none; }
  .navbar-hamburger { display: flex; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .hide-mobile { display: none !important; }
  .section { padding: 3rem 0; }
}
@media (max-width: 480px) { .container, .container-sm, .container-md { padding: 0 1rem; } }
@media (min-width: 769px) { .hide-desktop { display: none !important; } }
@media (min-width: 640px) { .grid-2-sm { grid-template-columns: repeat(2,1fr); } }
@media (min-width: 768px) { .grid-2-md { grid-template-columns: repeat(2,1fr); } .grid-3-md { grid-template-columns: repeat(3,1fr); } }
@media (min-width: 1024px) { .grid-3-lg { grid-template-columns: repeat(3,1fr); } .grid-4-lg { grid-template-columns: repeat(4,1fr); } }