/* ============================================
   DESIGN SYSTEM - GLOBAL COLOR & SPACING TOKENS
   ============================================ */
:root {
    --color-navy: #001A4F;      /* primary */
    --color-white: #FFFFFF;
    --color-lime: #0AD91A;      /* accent */
    --color-error: #FF6B6B;     /* alert/error */
    --color-muted: #E6EEF9;     /* light track / disabled */
    --color-text: #001A4F;
    --color-text-muted: #5E6D8C;
    --space-xs: 8px;
    --space-sm: 12px;
    --space-md: 16px;          /* baseline spacing */
    --space-lg: 24px;
    --radius-sm: 6px;
    --radius-md: 10px;         /* buttons & chips */
    --radius-pill: 999px;
    --stroke: 2px;
    --type-ui: "DM Sans", system-ui, sans-serif;
    --type-head: "Rubik", system-ui, sans-serif;
    --shadow: 0 4px 12px rgba(0, 26, 79, 0.08);
    --focus-ring-lime: 0 0 0 4px rgba(10, 217, 26, 0.12);
    --focus-ring-navy: 0 0 0 4px rgba(0, 26, 79, 0.08);
}

html, body {
    font-family: var(--type-ui);
    background-color: var(--color-white);
    color: var(--color-text);
}

a, .btn-link {
    color: var(--color-navy);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover, .btn-link:hover {
    color: var(--color-lime);
}

/* Primary Button */
.btn-primary {
    color: var(--color-white);
    background-color: var(--color-navy);
    border-color: var(--color-navy);
    border-radius: var(--radius-md);
    font-family: var(--type-ui);
    font-weight: 600;
    transition: all 0.2s ease;
}

.btn-primary:hover {
    background-color: #000E3A;
    border-color: #000E3A;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-primary:active {
    background-color: #000A26;
    border-color: #000A26;
}

.btn-primary:disabled {
    background-color: var(--color-muted);
    border-color: var(--color-muted);
    color: var(--color-text-muted);
    opacity: 0.6;
}

/* Secondary Button */
.btn-secondary {
    background-color: var(--color-muted);
    color: var(--color-navy);
    border-color: var(--color-muted);
    border-radius: var(--radius-md);
    font-family: var(--type-ui);
    font-weight: 600;
    transition: all 0.2s ease;
}

.btn-secondary:hover {
    background-color: #D0DEF5;
    border-color: #D0DEF5;
    color: var(--color-navy);
}

/* Outline Button */
.btn-outline-secondary {
    color: var(--color-text-muted);
    border-color: var(--color-muted);
    border-radius: var(--radius-md);
    font-family: var(--type-ui);
    font-weight: 500;
    transition: all 0.2s ease;
}

.btn-outline-secondary:hover {
    background-color: var(--color-muted);
    color: var(--color-navy);
    border-color: var(--color-navy);
}

/* Focus State */
.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
    box-shadow: var(--focus-ring-navy);
    outline: none;
}

.content {
    padding-top: var(--space-md);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--type-head);
    color: var(--color-navy);
    font-weight: 600;
}

h1:focus {
    outline: none;
}

.valid.modified:not([type=checkbox]) {
    outline: var(--stroke) solid var(--color-lime);
}

.invalid {
    outline: var(--stroke) solid var(--color-error);
}

.validation-message {
    color: var(--color-error);
    font-family: var(--type-ui);
    font-size: 0.875rem;
}

.blazor-error-boundary {
    background: linear-gradient(135deg, #FFE5E5 0%, #FFCCCC 100%);
    border: var(--stroke) solid var(--color-error);
    border-radius: var(--radius-md);
    padding: var(--space-md) var(--space-md) var(--space-md) var(--space-lg);
    color: var(--color-error);
    font-weight: 600;
}

.blazor-error-boundary::after {
    content: "An error has occurred.";
}

.darker-border-checkbox.form-check-input {
    border-color: var(--color-text-muted);
}

.darker-border-checkbox.form-check-input:checked {
    background-color: var(--color-lime);
    border-color: var(--color-lime);
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
    color: var(--color-text-muted);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
    text-align: start;
}

/* Form Control Styling */
.form-control, .form-select {
    border-color: var(--color-muted);
    border-radius: var(--radius-sm);
    font-family: var(--type-ui);
    color: var(--color-text);
}

.form-control:focus, .form-select:focus {
    border-color: var(--color-lime);
    box-shadow: var(--focus-ring-lime);
}

.form-control::placeholder {
    color: var(--color-text-muted);
}

#blazor-error-ui {
    color-scheme: light only;
    background: linear-gradient(135deg, #FFE5E5 0%, #FFCCCC 100%);
    border: var(--stroke) solid var(--color-error);
    bottom: 0;
    box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.1);
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: var(--space-md) var(--space-lg) var(--space-md) var(--space-lg);
    position: fixed;
    width: 100%;
    z-index: 1000;
    color: var(--color-error);
    font-weight: 600;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: var(--space-lg);
    top: var(--space-sm);
    color: var(--color-error);
    font-size: 1.5rem;
}