/* ================= ROOT THEME ================= */
:root {
  --bg-main: #0b1220;
  --bg-card: rgba(255,255,255,0.08);
  --bg-glass: rgba(255,255,255,0.12);
  --border-glass: rgba(255,255,255,0.18);

  --accent: #38bdf8;
  --accent-2: #818cf8;
  --danger: #ef4444;

  --text-main: #e5e7eb;
  --text-soft: #9ca3af;
}

/* ================= GLOBAL ================= */
* {
  box-sizing: border-box;
  font-family: "Segoe UI", system-ui, sans-serif;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top, #1e293b, var(--bg-main)),
    linear-gradient(135deg, #020617, var(--bg-main));
  color: var(--text-main);
}

/* ================= HEADER ================= */
.header {
  text-align: center;
  padding: 22px 14px;
  background: linear-gradient(
    135deg,
    rgba(56,189,248,0.25),
    rgba(129,140,248,0.18)
  );
  backdrop-filter: blur(18px);
  box-shadow: 0 20px 40px rgba(0,0,0,.7);
}

.header-logo {
  width: 42px; /* FIXED SIZE */
  margin-bottom: 6px;
  filter: drop-shadow(0 0 12px rgba(56,189,248,.7));
}

.header h1 {
  margin: 0;
  font-weight: 800;
  letter-spacing: 1px;
}

.header p {
  margin: 6px 0 0;
  color: var(--text-soft);
}

/* ================= NAVBAR ================= */
nav {
  position: fixed;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 28px);
  max-width: 540px;
  padding: 12px;
  display: flex;
  justify-content: space-around;
  gap: 8px;

  background: linear-gradient(
    145deg,
    rgba(255,255,255,0.16),
    rgba(255,255,255,0.05)
  );
  backdrop-filter: blur(22px);
  border-radius: 26px;
  box-shadow: 0 25px 50px rgba(0,0,0,.75);
}

nav button {
  flex: 1;
  padding: 12px 10px;
  border-radius: 16px;
  font-size: 13px;
  font-weight: 700;
  background: rgba(255,255,255,0.08);
  color: var(--text-main);
  border: 1px solid var(--border-glass);
  transition: all .2s ease;
}

nav button:hover {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #020617;
  transform: translateY(-2px);
}

/* ================= PAGES & CARDS ================= */
.page {
  max-width: 480px;
  margin: 28px auto;
}

.card {
  background: linear-gradient(
    160deg,
    rgba(255,255,255,0.16),
    rgba(255,255,255,0.05)
  );
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: 28px;
  padding: 26px;

  box-shadow:
    0 30px 70px rgba(0,0,0,.8),
    inset 0 1px 0 rgba(255,255,255,.25);

  animation: fadeUp .45s ease;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px) scale(.96); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* ================= INPUTS ================= */
input, textarea, select {
  width: 100%;
  padding: 14px;
  margin: 12px 0;
  border-radius: 16px;
  border: none;
  outline: none;

  background: rgba(255,255,255,0.12);
  color: var(--text-main);
  font-size: 14px;

  box-shadow: inset 0 2px 8px rgba(0,0,0,.6);
}

input::placeholder,
textarea::placeholder {
  color: var(--text-soft);
}

/* ================= BUTTONS ================= */
button {
  width: 100%;
  padding: 14px;
  border-radius: 18px;
  border: none;
  margin-top: 10px;

  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #020617;
  font-weight: 800;
  cursor: pointer;

  box-shadow:
    0 14px 35px rgba(56,189,248,.55),
    inset 0 1px 0 rgba(255,255,255,.35);

  transition: all .2s ease;
}

button:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 22px 45px rgba(56,189,248,.75);
}

button.danger {
  background: linear-gradient(135deg, #fb7185, var(--danger));
  color: white;
  box-shadow: 0 14px 35px rgba(239,68,68,.6);
}

.secondary {
  background: rgba(255,255,255,0.14);
  color: var(--text-main);
  border: 1px solid var(--border-glass);
}

/* ================= LOGOS ================= */

/* Login / Auth logo */
.auth-logo {
  text-align: center;
  margin-bottom: 14px;
}

.auth-logo img {
  width: 70px; /* FIXED SIZE */
  opacity: 0.95;
  filter: drop-shadow(0 0 18px rgba(56,189,248,.6));
}

/* Home / Dashboard logo */
.home-logo {
  display: block;
  width: 90px; /* FIXED SIZE */
  margin: 12px auto;
  opacity: 0.9;
  filter: drop-shadow(0 0 22px rgba(56,189,248,.75));
  animation: pulse 2.8s infinite;
}

@keyframes pulse {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.04); }
  100% { transform: scale(1); }
}

/* ================= LISTS ================= */
ul {
  list-style: none;
  padding: 0;
}

li {
  padding: 16px;
  border-radius: 18px;
  background: rgba(255,255,255,0.14);
  margin-bottom: 12px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.25);
}

/* ================= EMERGENCY ================= */
.emergency-list li {
  font-weight: 600;
}

/* ================= UTILITY ================= */
.hidden {
  display: none;
}