/* css/main.css */

:root{
  --bg:#0b0b0c;
  --fg:#ffffff;
  --muted: rgba(255,255,255,.72);

  --card: rgba(255,255,255,.06);
  --border: rgba(255,255,255,.14);
  --shadow: 0 14px 40px rgba(0,0,0,.55);

  --accent: #c7a45a;          /* dorado sobrio */
  --accent2: rgba(199,164,90,.18);
}

*{ box-sizing:border-box; }
html,body{ height:100%; }

body.saifm{
  margin:0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: radial-gradient(1200px 700px at 20% 0%, rgba(199,164,90,.08), transparent 55%),
              radial-gradient(900px 600px at 90% 10%, rgba(255,255,255,.05), transparent 60%),
              var(--bg);
  color: var(--fg);
}

.wrap{
  min-height: 100%;
  display:flex;
  align-items:center;
  justify-content:center;
  padding: 24px;
}

.login{
  width: 100%;
  max-width: 420px;
  background: transparent;
  text-align:center;
}

.logo{
  display:flex;
  justify-content:center;
  margin-bottom: 14px;
}
.logo img{
  width: 240px;
  max-width: 70vw;
  height: auto;
  filter: drop-shadow(0 10px 24px rgba(0,0,0,.55));
}

.heading{
  margin: 10px 0 18px;
  font-weight: 300;
  letter-spacing: .2px;
  color: var(--muted);
}

.form{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px;
  box-shadow: var(--shadow);
  text-align:left;
}

.label{
  display:block;
  font-size: 14px;
  margin: 10px 0 6px;
  color: var(--muted);
}

.input{
  width:100%;
  padding: 12px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(0,0,0,.25);
  color: var(--fg);
  outline: none;
}
.input::placeholder{ color: rgba(255,255,255,.45); }

.btn{
  width:100%;
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--fg);
  cursor:pointer;
  font-weight: 700;
  letter-spacing:.2px;
}
.btn:hover{
  background: var(--accent2);
}

.error{
  margin: 10px 0 14px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(255,120,120,.55);
  background: rgba(255,0,0,.12);
  color: #fff;
}

/* Topbar */
.topbar{
  position: sticky;
  top: 0;
  background: rgba(5,5,6,.86);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.topbar-inner{
  max-width: 1100px;
  margin: 0 auto;
  padding: 12px 16px;
  display:flex;
  justify-content: space-between;
  align-items:center;
}
.brand{ font-weight: 800; letter-spacing:.4px; }
.user{ color: var(--muted); }

/* Shell igual al tuyo */
.saifm-shell{
  width:100%;
  min-height: calc(100vh - 120px);
  display:flex;
  gap:16px;
  align-items:stretch;
}

.saifm-side{
  width: 300px;
  min-width: 300px;
  align-self: stretch;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  overflow:hidden;
}

.saifm-side-head{
  padding: 14px 16px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  border-bottom: 1px solid var(--border);
  background: rgba(0,0,0,.30);
}

.saifm-side-title{ font-weight: 800; letter-spacing:.2px; }
.saifm-close{
  display:none;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--fg);
  border-radius: 12px;
  padding: 6px 10px;
  cursor:pointer;
}

.saifm-list{ list-style:none; margin:0; padding:0; }
.saifm-item{ border-bottom: 1px solid rgba(255,255,255,.08); }

.saifm-link{
  display:flex;
  justify-content:space-between;
  gap:10px;
  width:100%;
  padding: 12px 16px;
  color: var(--fg);
  text-decoration:none;
  background: transparent;
  border:0;
  cursor:pointer;
  text-align:left;
  font-size: 15px;
}
.saifm-link:hover{ background: rgba(255,255,255,.06); }
.saifm-active{ background: rgba(199,164,90,.12); }

.saifm-sub{
  display:none;
  list-style:none;
  margin:0;
  padding: 0 0 10px 0;
  background: rgba(0,0,0,.20);
}
.saifm-sub.open{ display:block; }
.saifm-sub a{
  display:block;
  padding: 10px 16px 10px 26px;
  text-decoration:none;
  color: var(--fg);
  border-top: 1px solid rgba(255,255,255,.08);
  font-size: 14px;
}
.saifm-sub a:hover{ background: rgba(255,255,255,.06); }

.saifm-user{
  padding: 12px 16px;
  color: var(--muted);
  font-size: 13px;
  border-top: 1px solid var(--border);
  background: rgba(0,0,0,.30);
}
.saifm-user-strong{ color: var(--fg); }

.saifm-main{
  flex:1;
  min-width: 0;
  align-self: stretch;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  overflow:hidden;
  display:flex;
  flex-direction:column;
}
.saifm-main-head{
  padding: 12px 16px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  border-bottom: 1px solid var(--border);
  background: rgba(0,0,0,.30);
}

.saifm-burger{
  display:none;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--fg);
  border-radius: 12px;
  padding: 8px 12px;
  cursor:pointer;
  font-size: 16px;
}
.saifm-badge{ color: var(--muted); font-size: 13px; }

.saifm-work{ padding: 16px; }

/* móvil */
.saifm-overlay{
  display:none;
  position:fixed;
  inset:0;
  background: rgba(0,0,0,.45);
  z-index: 40;
}

@media (max-width: 860px){
  .saifm-shell{ gap:0; }
  .saifm-burger{ display:inline-flex; }

  .saifm-side{
    position:fixed;
    top: 16px;
    left: 16px;
    right: 16px;
    width:auto;
    min-width: 0;
    max-width: 520px;
    z-index: 50;
    transform: translateY(-12px) scale(.98);
    opacity: 0;
    pointer-events:none;
    transition: opacity .18s ease, transform .18s ease;
  }
  .saifm-side.open{
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events:auto;
  }
  .saifm-close{ display:inline-flex; }
  .saifm-overlay.show{ display:block; }
}

/* print */
@media print{
  .topbar, .saifm-side, .saifm-overlay, .saifm-burger{ display:none !important; }
}