:root {
    /* ── Mercury design tokens (light-theme adaptation) ── */

    /* Primario — índigo Mercury */
    --crilca-primary:        #003761;
    --crilca-primary-hover:  #002d51;
    --crilca-primary-active: #002243;
    --crilca-primary-soft:   rgba(0, 55, 97, 0.09);

    /* Superficies light */
    --bg-primary:    #f4f5f9;   /* --color-surface-secondary */
    --bg-surface:    #ffffff;
    --bg-elevated:   #fbfcfd;   /* --color-canvas-light */
    --border:        #dddde5;   /* --color-surface-hover */
    --border-strong: #c3c3cc;   /* --color-hairline-subdued */

    /* Texto */
    --text-primary:   #1e1e2a;  /* --color-ink-emphasized */
    --text-secondary: #70707d;  /* --color-ink-disabled */
    --text-tertiary:  #363644;
    --nav-active:     var(--crilca-primary-soft);
    --nav-hover:      rgba(0, 55, 97, 0.06);
    --accent:         var(--crilca-primary);

    /* Semánticos */
    --green:         #16a34a;
    --green-bg:      #f0fdf4;
    --green-border:  #bbf7d0;
    --amber:         #d97706;
    --amber-bg:      #fffbeb;
    --amber-border:  #fde68a;
    --red:           #d03275;   /* Mercury: rosa-magenta, no rojo */
    --red-bg:        rgba(208, 50, 117, 0.08);
    --red-border:    rgba(208, 50, 117, 0.25);
    --blue:          #003761;
    --blue-bg:       rgba(0, 55, 97, 0.08);
    --blue-border:   rgba(0, 55, 97, 0.25);
    --purple:        #7c3aed;
    --purple-bg:     #faf5ff;
    --purple-border: #e9d5ff;

    /* ── Aliases backward-compat ── */
    --color-primary:       var(--crilca-primary);
    --color-accent:        var(--crilca-primary);
    --color-accent-light:  var(--crilca-primary-hover);
    --color-bg:            #f4f5f9;
    --color-surface:       #ffffff;
    --color-border:        #dddde5;
    --color-text:          #1e1e2a;
    --color-text-muted:    #70707d;
    --color-success:       #16a34a;
    --color-warning:       #d97706;
    --color-warning-light: #fffbeb;
    --color-danger:        #d03275;
    --color-danger-light:  rgba(208, 50, 117, 0.08);
    --color-neutral:       #363644;

    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --font-mono: 'DM Mono', monospace;

    /* ── Shadows ── */
    --shadow-xs:   0 1px 2px rgba(30,30,42,0.04);
    --shadow-sm:   0 1px 3px rgba(30,30,42,0.07), 0 1px 2px rgba(30,30,42,0.04);
    --shadow-card: 0 2px 8px rgba(30,30,42,0.06), 0 1px 3px rgba(30,30,42,0.04);
    --shadow-md:   0 4px 24px rgba(0,0,0,0.12), 0 2px 4px rgba(0,0,0,0.04);

    /* ── Transición estándar Mercury ── */
    --transition: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html, body {
    height: 100%;
}

body {
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 420;
    line-height: 1.5;
    color: var(--text-primary);
    background: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

#app {
    height: 100%;
}

/* ── Formularios base (compartido entre vistas) ── */

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-label {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text);
}

.form-input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-family: var(--font-sans);
    font-size: 14px;
    color: var(--color-text);
    background: var(--color-surface);
    transition: border-color 0.15s, box-shadow 0.15s;
    outline: none;
    appearance: none;
}

.form-input::placeholder {
    color: var(--color-neutral);
}

.form-input:focus {
    border-color: var(--crilca-primary);
    box-shadow: 0 0 0 3px var(--crilca-primary-soft);
}

.form-input:disabled {
    background: var(--color-bg);
    color: var(--color-text-muted);
    cursor: not-allowed;
}

.form-error {
    font-size: 13px;
    color: var(--color-danger);
    padding: 8px 12px;
    background: var(--color-danger-light);
    border: 1px solid #FECACA;
    border-radius: 6px;
}

.form-hint {
    font-size: 12px;
    color: var(--color-text-muted);
}

/* ── Botones base ── */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 0 20px;
    height: 36px;
    border-radius: 32px;
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 420;
    line-height: 1;
    cursor: pointer;
    border: none;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--crilca-primary);
    color: #fff;
}

.btn-primary:hover:not(:disabled) {
    background: var(--crilca-primary-hover);
}

.btn-primary:active:not(:disabled) {
    background: var(--crilca-primary-active);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--border);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--crilca-primary-soft);
    border-color: var(--crilca-primary);
}

.btn-danger {
    background: var(--color-danger);
    color: #fff;
}

.btn-danger:hover:not(:disabled) {
    background: #b02860;
}

.btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

/* ── Utilidades ── */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}