/* ===========================
   styles.css — Restaurant Booking Demo (UI + Admin)
   A clean, modern, responsive design with subtle animations
   =========================== */

/* Google font */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&display=swap');

:root{
  --maxw: 1100px;
  --site-pad: 20px;

  /* Palette (warm/restaurant) */
  --bg-top: #fff8f5;
  --bg-bottom: #fff;
  --card: #ffffff;
  --muted: #667085;
  --text: #0b1220;
  --accent: #ff6b35;      /* main accent (buttons) */
  --accent-2: #ffb07a;    /* lighter accent for gradient */
  --glass: rgba(255,255,255,0.7);

  --shadow-1: 0 6px 18px rgba(15, 23, 42, 0.08);
  --shadow-2: 0 10px 30px rgba(15, 23, 42, 0.10);

  --radius: 12px;
  --header-h: 72px;
}

/* -------------------------
   Reset & base
   ------------------------- */
*{box-sizing: border-box; margin:0; padding:0}
html,body{height:100%}
body{
  font-family: 'Inter', system-ui, -apple-system, Roboto, "Segoe UI", Arial;
  background: linear-gradient(180deg, var(--bg-top) 0%, var(--bg-bottom) 100%);
  color: var(--text);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  line-height:1.5;
  scroll-behavior: smooth;
}

/* Layout container */
.container{
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--site-pad);
}

/* -------------------------
   Header
   ------------------------- */
.site-header{
  position: sticky;
  left: 0;
  top: 0;
  width: 100%;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: linear-gradient(180deg, rgba(255,255,255,0.72), rgba(255,255,255,0.62));
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(15,23,42,0.04);
  z-index: 1200;
  box-shadow: 0 3px 10px rgba(10, 15, 30, 0.03);
}
.site-header .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}

/* Brand */
.brand{
  font-weight:700;
  font-size:1.05rem;
  display:flex;
  align-items:center;
  gap:10px;
  color: var(--text);
}
.brand::before{
  content: "🍽️";
  font-size:1.15rem;
  transform: translateY(-1px);
}

/* Small admin link / nav */
.site-header .link,
.site-header nav a{
  color: var(--text);
  text-decoration:none;
  font-weight:600;
  padding:8px 12px;
  border-radius:8px;
  transition: all .18s ease;
  background: transparent;
  border: 1px solid transparent;
}
.site-header .link:hover{
  background: linear-gradient(90deg, rgba(255,107,53,0.08), rgba(255,176,122,0.06));
  box-shadow: none;
}

/* Keep main content below header */
.main{ padding-top: calc(var(--header-h) + 24px); }

/* -------------------------
   Cards / Elements
   ------------------------- */
.card{
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
  padding: 22px;
  margin: 18px 0;
  transition: transform .25s ease, box-shadow .25s ease;
  overflow: hidden;
}
.card:hover{ transform: translateY(-4px); box-shadow: var(--shadow-2); }

h2{ font-size:1.4rem; margin-bottom:8px; color:var(--text) }
.muted{ color: var(--muted); font-size:0.95rem; margin-bottom:12px; }

/* -------------------------
   Booking Card (form)
   ------------------------- */
.booking-card{
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
}

/* small decorative ribbon / badge */
.booking-card::before{
  content: "Reservation";
  position:absolute;
  right: 18px;
  top: -14px;
  background: linear-gradient(90deg,var(--accent),var(--accent-2));
  color: white;
  padding:6px 12px;
  border-radius:999px;
  font-size:0.8rem;
  box-shadow: 0 6px 16px rgba(255,107,53,0.15);
}

/* Form layout */
.form{ display:flex; flex-direction:column; gap:12px; margin-top:6px; }
.form label{ display:flex; flex-direction:column; gap:8px; font-size:0.95rem; color:var(--text); }
.form input[type="text"],
.form input[type="email"],
.form input[type="date"],
.form input[type="time"],
.form input[type="number"],
.form textarea{
  padding:12px 14px;
  border-radius:10px;
  border:1px solid #eef0f2;
  background: linear-gradient(180deg, #fff, #fbfbfb);
  outline: none;
  font-size:0.95rem;
  transition: box-shadow .15s ease, border-color .15s ease, transform .08s ease;
}
.form textarea{ min-height:96px; resize:vertical; }

.form input:focus, .form textarea:focus{
  border-color: rgba(255,107,53,0.35);
  box-shadow: 0 6px 18px rgba(255,107,53,0.06);
  transform: translateY(-1px);
}

/* Actions */
.actions{ display:flex; gap:12px; align-items:center; margin-top:6px; flex-wrap:wrap; }
.btn{
  display:inline-block;
  padding:10px 16px;
  border-radius:10px;
  font-weight:600;
  cursor:pointer;
  border: none;
  background: #f3f4f6;
  color: var(--text);
  box-shadow: 0 4px 12px rgba(10,15,30,0.04);
  transition: transform .12s ease, box-shadow .12s ease, background .12s ease;
}
.btn:hover{ transform: translateY(-3px); box-shadow: 0 8px 22px rgba(10,15,30,0.06); }

/* Primary CTA */
.btn.primary{
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  color: white;
  padding: 11px 18px;
  border-radius: 999px;
  box-shadow: 0 8px 26px rgba(255,107,53,0.18);
}
.btn.primary:hover{ transform: translateY(-4px) scale(1.01); box-shadow: 0 14px 40px rgba(255,107,53,0.20); }

/* small button */
.btn.small{ padding:8px 12px; border-radius:8px; font-size:0.9rem; }

/* Message area (status) */
#message{ margin-top:8px; font-weight:600; color: var(--muted) }

/* -------------------------
   Posts / Blog list
   ------------------------- */
#posts-list{ margin-top:12px; }
.posts-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(260px,1fr));
  gap:14px;
  align-items:start;
}
.post-card{
  background: linear-gradient(180deg, #fff, #fff);
  border-radius: 12px;
  padding:14px;
  border:1px solid #f1f3f5;
  box-shadow: 0 8px 28px rgba(15, 23, 42, 0.04);
}
.post-card h3{ margin-bottom:8px; font-size:1.05rem; color:var(--text) }
.post-card p{ color:var(--muted); font-size:0.95rem; }
.post-card small{ display:block; margin-top:10px; color:#9aa0a6; font-size:0.85rem }

/* loading/empty */
.muted.note{ text-align:center; padding:18px; color:var(--muted) }

/* -------------------------
   Admin specific styles
   ------------------------- */
#auth-card{ max-width:520px; margin: 6px auto; text-align:left; }
#bookings-list, #posts-admin{ max-width:1000px; margin: 14px auto; }

/* Bookings list layout */
#list{ display:flex; flex-direction:column; gap:12px; margin-top:10px; }
.booking-item{
  background: linear-gradient(180deg,#ffffff,#fcfcfc);
  border-radius:10px;
  padding:12px;
  border:1px solid #eef0f2;
  box-shadow: 0 6px 18px rgba(10,15,30,0.03);
}
.booking-item strong{ display:block; font-size:1rem; color:var(--text) }
.booking-item small{ color:#8c9096; display:block; margin-top:6px }
.booking-item p{ margin-top:8px; color:var(--muted) }

/* Posts admin */
#posts-admin-list{ display:grid; grid-template-columns: repeat(auto-fit,minmax(260px,1fr)); gap:12px; margin-top:12px; }
.post-admin-item{ background:#fff; padding:12px; border-radius:10px; border:1px solid #eef0f2; box-shadow:0 6px 18px rgba(10,15,30,0.03) }
.post-admin-item strong{ color:var(--text) }
.post-admin-item p{ color:var(--muted); margin-top:6px; font-size:0.95rem }

/* small delete button */
.btn.delete, .btn.delete-booking{
  background: transparent;
  border: 1px solid rgba(255, 74, 74, 0.12);
  color: #c43a3a;
  padding:8px 10px;
  border-radius:8px;
  font-weight:700;
}
.btn.delete:hover{ background: rgba(196,58,58,0.06); transform:none; box-shadow:none; }

/* Signout */
#signout{ margin-top:14px; background: transparent; border: 1px solid rgba(15,23,42,0.06); }

/* -------------------------
   Footer
   ------------------------- */
.site-footer{
  margin-top:30px;
  padding: 22px 0;
  text-align:center;
  color:#6b7280;
  font-size:0.95rem;
  border-top: 1px solid rgba(15,23,42,0.04);
}

/* -------------------------
   Utilities & Animations
   ------------------------- */
/* Fade-up used by Intersection Observer (script.js) */
.fade-up{ opacity:0; transform: translateY(18px); transition: all .6s cubic-bezier(.2,.9,.3,1); will-change:transform,opacity; }
.fade-up.visible{ opacity:1; transform: translateY(0); }

/* subtle float for CTA in hero / focus area */
@keyframes floaty {
  0%{ transform: translateY(0); }
  50%{ transform: translateY(-6px); }
  100%{ transform: translateY(0); }
}
.btn.primary.floaty{ animation: floaty 4s ease-in-out infinite; }

/* Responsive tweaks */
@media (max-width: 980px){
  :root{ --maxw: 920px; }
  .booking-card{ padding:20px; }
}

@media (max-width: 760px){
  :root{ --header-h: 64px; }
  .site-header{ height: var(--header-h); }
  .main{ padding-top: calc(var(--header-h) + 18px); }
  .card{ padding:16px; border-radius:10px; }
  .container{ padding:0 14px; }
  .posts-grid{ grid-template-columns: repeat(auto-fit, minmax(220px,1fr)); }
  .about-img, .post-card img { max-width:100%; border-radius:10px; display:block }
  .booking-card::before{ display:none; } /* hide ribbon on small screens */
}

/* Small accessibility focus */
a:focus, button:focus, input:focus, textarea:focus{ outline: 3px solid rgba(255,107,53,0.12); outline-offset:3px; }

/* -------------------------
   Small helper classes
   ------------------------- */
.center { text-align:center }
.grid-2 { display:grid; grid-template-columns: 1fr 1fr; gap:14px; }
.kicker { font-size:0.9rem; color:var(--accent); font-weight:700; letter-spacing:.6px }

/* EOF */