/* =========================================================
   Estil macOS Aqua complet
   Fonts, fons, inputs, panell i botons "cristall"
   ========================================================= */

/* --- Fonts locals --- */
@font-face {
  font-family: 'Lucida Grande';
  src: url('/fonts/LucidaGrande.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Myriad Pro';
  src: url('/fonts/Myriad Web Pro Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Myriad Pro';
  src: url('/fonts/Myriad Web Pro Bold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* --- Variables i base --- */
:root {
  --bg1: #F0F0F0;
  --bg2: #FFFFFF;
  --text: #111;
  --muted: #666;
  --line: #cfcfcf;
  --panel: #fdfdfd;
}

html, body { height: 100%; }

body {
  margin: 0;
  color: var(--text);
  font: 15px/1.45 "Lucida Grande", "Myriad Pro", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  background:
    repeating-linear-gradient(
      180deg,
      var(--bg1) 0px,
      var(--bg1) 4px,
      var(--bg2) 4px,
      var(--bg2) 8px
    );
}

/* --- Capçalera --- */
.site-header {
  max-width: 1100px;
  margin: 24px auto 6px;
  padding: 0 12px;
  text-align: center;
}
.site-header h1 {
  margin: 0 0 4px;
  font-size: 28px;
  font-weight: 700;
  font-family: "Myriad Pro", "Lucida Grande", sans-serif;
  letter-spacing: .3px;
}
.site-header .sub {
  margin: 0;
  color: var(--muted);
  font-family: "Lucida Grande", sans-serif;
}

/* --- Panell principal --- */
.toolbar.aqua-panel {
  max-width: 1100px;
  margin: 10px auto 20px;
  padding: 12px;
  background: linear-gradient(#ffffff, #f6f6f6);
  border: 1px solid #bfbfbf;
  border-radius: 8px;
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.9),
    0 1px 0 rgba(255,255,255,.6);
  font-family: "Lucida Grande", "Myriad Pro", sans-serif;
}
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.label { color: #333; }

.sep { height: 1px; background: linear-gradient(to bottom, #dcdcdc, #bfbfbf); margin: 14px 0; }
.status { margin-top: 6px; color: var(--muted); }

.aqua-input, .aqua-select {
  -webkit-appearance: none;
  appearance: none;
  font-family: "Lucida Grande", sans-serif;
  padding: 6px 8px;
  border: 1px solid #aaa;
  border-radius: 6px;
  background: linear-gradient(#fcfcfc, #f2f2f2);
  box-shadow:
    inset 0 1px 2px rgba(0,0,0,.08),
    0 1px 0 rgba(255,255,255,.9);
}
.aqua-input { min-width: 520px; max-width: 100%; }
.aqua-select { padding-right: 28px; position: relative; }
.aqua-input:focus, .aqua-select:focus {
  outline: none;
  border-color: #6aa4ff;
  box-shadow:
    0 0 0 3px rgba(100,150,255,.25),
    inset 0 1px 2px rgba(0,0,0,.08);
}

/* =========================================================
   BOTONS MACOS AQUA (blau o gris, amb cristall)
   ========================================================= */

.macbtn {
  -webkit-appearance: none;
  appearance: none;
  /* compact macOS style */
  --size: 13px;
  font-weight: 400;
  font-family: "Lucida Grande","Myriad Pro",system-ui,sans-serif;
  font-size: var(--size);
  line-height: 1;

  height: 26px;
  min-width: 82px;
  padding: 0 10px;
  border-radius: 1000px;

  display: inline-flex;
  align-items: center;
  justify-content: center;

  border: 1px solid rgba(0,0,0,0.12);
  color: #000;
  letter-spacing: .02em;

  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: box-shadow .15s ease, transform .06s ease, filter .18s ease;

  /* glassy backdrop and subtle base gradient */
  background:
    linear-gradient(rgba(255,255,255,0.45), rgba(255,255,255,0.12)),
    linear-gradient(#eaf3ff, #d8ecff);
  backdrop-filter: saturate(140%) blur(.6px);
  box-shadow:
    inset 0 0.25em 0.35em rgba(255,255,255,0.9),
    inset 0 -0.06em 0.08em rgba(0,0,0,0.08),
    0 0.375em 0.6em rgba(0,0,0,0.25);
}

.macbtn::before,
.macbtn::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  pointer-events: none;
}

/* top shine */
.macbtn::before {
  top: 5%;
  height: 33%;
  width: calc(100% - 0.875em);
  border-radius: 2em 2em 0.5em 0.5em;
  background: linear-gradient(rgba(255,255,255,0.95), rgba(255,255,255,0.28));
  filter: blur(1px);
  z-index: 2;
}

/* bottom glow */
.macbtn::after {
  bottom: 10%;
  height: 28%;
  width: calc(100% - 1.25em);
  border-radius: 0.75em;
  background: linear-gradient(rgba(255,255,255,0.16), rgba(255,255,255,0.48));
  filter: blur(3px);
}

.macbtn--primary {
  background:
    linear-gradient(rgba(0,122,255,0.92), rgba(28,130,220,0.88) 60%, rgba(24,150,210,0.86)),
    linear-gradient(rgba(255,255,255,0.36), rgba(255,255,255,0.08));
  backdrop-filter: saturate(140%) blur(.5px);
  box-shadow:
    0 0.32em 0.5em rgba(0,0,0,0.28),
    0 0.08em 0.1em rgba(0,120,255,0.36),
    inset 0 0.18em 0.4em rgba(0,12,36,0.78),
    inset 0 0.28em 0.45em 0.18em rgba(0,110,210,0.56);
  color: #000;
}

.macbtn--primary:hover { filter: saturate(1.06) contrast(1.02); }
.macbtn--primary:focus,
.macbtn--primary:active {
  box-shadow:
    0 0.32em 0.5em rgba(0,0,0,0.28),
    0 0.08em 0.1em rgba(0,120,255,0.36),
    inset 0 0.18em 0.4em rgba(0,12,36,0.78),
    inset 0 0.28em 0.45em 0.18em rgba(0,110,210,0.56),
    0 0 0.45em rgba(24,120,255,0.45);
  transform: translateY(1px);
}

/* neutral */
.macbtn--neutral {
  background:
    linear-gradient(rgba(160,160,160,0.65), rgba(255,255,255,0.65)),
    linear-gradient(rgba(255,255,255,0.45), rgba(255,255,255,0.08));
  box-shadow:
    0 0.375em 0.5em rgba(0,0,0,0.2),
    0 0.125em 0.125em rgba(0,0,0,0.18),
    inset 0 0.25em 0.25em rgba(0,0,0,0.35),
    inset 0 0.375em 0.5em 0.2em #DDDDDD;
  color: #000;
}

.macbtn--neutral:hover { filter: saturate(1.03) contrast(1.01); }
.macbtn--neutral:focus,
.macbtn--neutral:active {
  box-shadow:
    0 0.375em 0.5em rgba(0,0,0,0.22),
    0 0.125em 0.125em rgba(0,0,0,0.25),
    inset 0 0.25em 0.25em rgba(0,0,0,0.38),
    inset 0 0.375em 0.5em 0.2em #CCCCCC,
    0 0 0.5em rgba(0,0,0,0.2);
  transform: translateY(1px);
}

/* =========================================================
   Graella de diapositives
   ========================================================= */
.grid {
  max-width: 1100px;
  margin: 0 auto 40px;
  padding: 0 12px;
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fill, minmax(280px,1fr));
}
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 1px 0 rgba(255,255,255,.7);
  font-family: "Lucida Grande", sans-serif;
}
.thumb {
  aspect-ratio: 4 / 3;
  background: linear-gradient(#fafafa,#f3f3f3);
  border-radius: 8px 8px 0 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-bottom: 1px solid #ddd;
}
.thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #f8f8f8;
}
.meta { padding: 8px 10px; }
.meta .row { display: flex; gap: 8px; align-items: center; }
.path {
  color: var(--muted);
  font-size: 12px;
  margin-top: 4px;
  word-break: break-all;
}
.img-error .thumb { background: #fff1f1; }

/* ======= Login (panel) ======= */
.login-panel {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: radial-gradient(ellipse at center, rgba(255,255,255,0.55), rgba(240,240,240,0.85));
  z-index: 1000;
}
.login-card {
  width: min(520px, 92vw);
  background: linear-gradient(#ffffff, #f6f6f6);
  border: 1px solid #bfbfbf;
  border-radius: 10px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.9), 0 10px 30px rgba(0,0,0,.25);
  padding: 18px 18px 14px;
  font-family: "Lucida Grande","Myriad Pro",sans-serif;
}
.login-title {
  margin: 0 0 2px;
  font-size: 20px;
  font-weight: 700;
  font-family: "Myriad Pro","Lucida Grande",sans-serif;
  text-align: center;
}
.login-sub {
  margin: 0 0 12px;
  color: #666;
  text-align: center;
}
.login-row {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 8px;
  align-items: center;
  margin: 8px 0 12px;
}
.login-label {
  text-align: right;
}
.login-input {
  min-width: 0;
}
.login-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  justify-content: center;
}
.login-msg {
  color: #b00020;
  font-size: 13px;
}

.credit {
  align-self: center;
  font-style: italic;
  text-align: center;
}
/* utilitat */
.hidden { display: none !important; }
button, .aqua-select, .aqua-input { touch-action: manipulation; }