html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
}
/* Generic Sentinel card */
.sentinel-card {
    border: 0;
    border-radius: 1.5rem;
    background-color: rgba(10, 10, 20, 0.9);
    color: #f8f9ff;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.6);
}

/* Slightly lighter card variant if needed */
.sentinel-card-soft {
    border-radius: 1.5rem;
    background-color: rgba(20, 20, 40, 0.9);
    color: #f8f9ff;
}

/* Consistent section padding */
.sentinel-section {
    padding-top: 3rem;
    padding-bottom: 3rem;
}

/* Centered section header */
.sentinel-section-header {
    text-align: center;
    margin-bottom: 1.75rem;
}

.sentinel-section-title {
    font-weight: 600;
    font-size: 1.75rem;
}

.sentinel-section-subtitle {
    color: #9ca3af; /* tailwind-ish gray-ish */
    margin-top: 0.5rem;
}
.sentinel-brand-logo {
    height: 100px; /* was 32px */
    width: auto;
    display: block;
    filter: drop-shadow(0 0 12px rgba(59, 130, 246, 0.5));
}

/* Keep a bit smaller on tiny screens if you want */
@media (max-width: 576px) {
    .sentinel-brand-logo {
        height: 40px;
    }
}
.navbar-brand img {
    max-height: none;
}
.sentinel-brand-mark-sm {
    height: 20px;
    width: auto;
    display: block;
}
.sentinel-card-badge {
    letter-spacing: 0.5px;
    opacity: 0.9;
    font-weight: 500;
}
.sentinel-card-badge {
    color: #a5b4fc; /* soft indigo so it pops */
    letter-spacing: 0.12em;
    font-weight: 600;
    opacity: 0.95;
}

    .sentinel-card-badge .tm-mark {
        font-size: 0.6em;
        vertical-align: super;
        margin-left: 2px;
    }


/* On smaller screens, shrink it so it doesn't dominate */
@media (max-width: 768px) {
    .sentinel-hero::before {
        top: -20px;
        left: -30px;
        width: 260px;
        height: 260px;
        opacity: 0.08;
    }
}

/* Pages that opt out of the global watermark */
.sentinel-page.sentinel-page--no-watermark::before {
    content: none !important;
    background-image: none !important;
}

/* ===== Sentinel Auth Page ===== */

.sentinel-auth-wrapper {
    min-height: calc(100vh - 80px); /* leave room for navbar */
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 3rem 1.5rem;
    background: radial-gradient(circle at top left, #1f3bff 0, #050816 50%, #020617 100%);
}

.sentinel-auth-card {
    width: 100%;
    max-width: 480px;
    background: rgba(15, 23, 42, 0.9);
    border-radius: 24px;
    padding: 2.5rem 2.75rem;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.7);
    border: 1px solid rgba(148, 163, 184, 0.4);
    backdrop-filter: blur(18px);
    color: #e5e7eb;
}

.sentinel-auth-header {
    margin-bottom: 1.75rem;
}

.sentinel-auth-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.sentinel-auth-subtitle {
    color: #9ca3af;
    margin: 0;
}

.sentinel-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: #cbd5f5;
}

.sentinel-input {
    background: rgba(15, 23, 42, 0.85);
    border-radius: 14px;
    border: 1px solid rgba(148, 163, 184, 0.4);
    color: #e5e7eb;
}

    .sentinel-input:focus {
        border-color: #60a5fa;
        box-shadow: 0 0 0 1px rgba(56, 189, 248, 0.6);
    }

.sentinel-auth-link {
    font-size: 0.9rem;
    color: #60a5fa;
    text-decoration: none;
}

    .sentinel-auth-link:hover {
        color: #93c5fd;
        text-decoration: underline;
    }

.sentinel-auth-footer {
    display: flex;
    gap: .5rem;
    align-items: center;
    font-size: 0.9rem;
    color: #9ca3af;
}
/* Sentinel primary CTA button – shared across pages */
.btn-sentinel-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    padding: 0.75rem 1.75rem;
    font-weight: 600;
    font-size: 0.95rem;
    border: none;
    background: radial-gradient(circle at top left, #4ef0ff 0, #2d8cff 30%, #1742ff 100%);
    color: #050713 !important;
    box-shadow: 0 0 18px rgba(77, 184, 255, 0.75);
    text-decoration: none;
    transition: transform 0.12s ease-out, box-shadow 0.12s ease-out, filter 0.12s ease-out;
}

    .btn-sentinel-primary:hover {
        filter: brightness(1.07);
        box-shadow: 0 0 24px rgba(77, 184, 255, 0.95);
        transform: translateY(-1px);
        color: #020308 !important;
    }

    .btn-sentinel-primary:active {
        transform: translateY(0);
        box-shadow: 0 0 14px rgba(77, 184, 255, 0.6);
    }
    .btn-sentinel-primary:disabled,
    .btn-sentinel-primary.btn-sentinel-primary--disabled {
        opacity: 0.45;
        box-shadow: none;
        cursor: not-allowed;
    }
    .btn-sentinel-primary:disabled,
    .btn-sentinel-primary.btn-sentinel-primary--disabled {
        opacity: 0.45;
        box-shadow: none;
        cursor: not-allowed;
    }