/*
 * Crolium Drug design tokens.
 *
 * Palette is taken from the Crolium logo: herbal green leaves, near-black
 * badge, gold highlights.
 */
:root {
    --brand-green: #13bd47;
    --brand-green-dark: #0f9a39;
    --brand-green-darker: #0b7a2d;
    --brand-green-soft: #e8f9ee;
    --brand-green-ring: rgba(19, 189, 71, 0.18);

    --brand-navy: #282955;
    --brand-navy-dark: #1d1e40;
    --brand-ink: #101828;

    --brand-gold: #f0bf08;
    --brand-gold-soft: #fef6dc;

    --ink-900: #101828;
    --ink-700: #344054;
    --ink-500: #667085;
    --ink-400: #98a2b3;
    --ink-300: #d0d5dd;
    --ink-200: #e4e7ec;
    --ink-100: #f2f4f7;
    --ink-50: #f9fafb;
    --white: #ffffff;

    --danger: #d92d20;
    --danger-soft: #fef3f2;
    --warning: #dc6803;
    --warning-soft: #fffaeb;
    --success: #067647;
    --success-soft: #ecfdf3;
    --info: #175cd3;
    --info-soft: #eff8ff;

    --radius-sm: 6px;
    --radius: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;

    --shadow-xs: 0 1px 2px rgba(16, 24, 40, 0.05);
    --shadow-sm: 0 1px 3px rgba(16, 24, 40, 0.1), 0 1px 2px rgba(16, 24, 40, 0.06);
    --shadow-md: 0 4px 8px -2px rgba(16, 24, 40, 0.1), 0 2px 4px -2px rgba(16, 24, 40, 0.06);
    --shadow-lg: 0 12px 16px -4px rgba(16, 24, 40, 0.08), 0 4px 6px -2px rgba(16, 24, 40, 0.03);

    --font-sans: "Inter", "Nunito Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

    --header-height: 72px;
    --container: 1280px;
}

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

html {
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 15px;
    line-height: 1.6;
    color: var(--ink-700);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    margin: 0 0 0.5em;
    color: var(--ink-900);
    font-weight: 650;
    line-height: 1.25;
    letter-spacing: -0.01em;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.175rem; }
h4 { font-size: 1rem; }

p { margin: 0 0 1em; }

a {
    color: var(--brand-green-dark);
    text-decoration: none;
    transition: color 0.15s ease;
}

a:hover { color: var(--brand-green-darker); }

img { max-width: 100%; height: auto; display: block; }

/* ---------- Layout helpers ---------- */
.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 20px;
}

.stack > * + * { margin-top: 16px; }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    border: 1px solid transparent;
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 0.9375rem;
    font-weight: 600;
    line-height: 1.25;
    cursor: pointer;
    transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
    white-space: nowrap;
}

.btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 4px var(--brand-green-ring);
}

.btn-primary {
    background: var(--brand-green);
    border-color: var(--brand-green);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--brand-green-dark);
    border-color: var(--brand-green-dark);
    color: var(--white);
}

.btn-dark {
    background: var(--brand-navy);
    border-color: var(--brand-navy);
    color: var(--white);
}

.btn-dark:hover {
    background: var(--brand-navy-dark);
    color: var(--white);
}

.btn-outline {
    background: var(--white);
    border-color: var(--ink-300);
    color: var(--ink-700);
}

.btn-outline:hover {
    border-color: var(--brand-green);
    color: var(--brand-green-dark);
}

.btn-danger {
    background: var(--danger);
    border-color: var(--danger);
    color: var(--white);
}

.btn-danger:hover { background: #b42318; color: var(--white); }

.btn-ghost {
    background: transparent;
    color: var(--ink-500);
}

.btn-ghost:hover { background: var(--ink-100); color: var(--ink-700); }

.btn-sm { padding: 7px 12px; font-size: 0.8125rem; }
.btn-lg { padding: 13px 24px; font-size: 1rem; }
.btn-block { width: 100%; }

.btn:disabled,
.btn[aria-disabled="true"] {
    opacity: 0.55;
    cursor: not-allowed;
}

/* ---------- Forms ---------- */
.field { margin-bottom: 18px; }

.label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--ink-700);
}

.label .req { color: var(--danger); }

.input,
.select,
.textarea {
    display: block;
    width: 100%;
    padding: 10px 12px;
    font-family: inherit;
    font-size: 0.9375rem;
    color: var(--ink-900);
    background: var(--white);
    border: 1px solid var(--ink-300);
    border-radius: var(--radius);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.input:focus,
.select:focus,
.textarea:focus {
    outline: none;
    border-color: var(--brand-green);
    box-shadow: 0 0 0 4px var(--brand-green-ring);
}

.input.is-invalid,
.select.is-invalid,
.textarea.is-invalid {
    border-color: var(--danger);
}

.input::placeholder { color: var(--ink-400); }

.textarea { min-height: 110px; resize: vertical; }

.select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23667085' stroke-width='2.5' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.help {
    margin-top: 6px;
    font-size: 0.8125rem;
    color: var(--ink-500);
}

.error {
    margin-top: 6px;
    font-size: 0.8125rem;
    color: var(--danger);
}

.checkbox {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.9375rem;
    cursor: pointer;
}

.checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin: 2px 0 0;
    accent-color: var(--brand-green);
    flex: none;
    cursor: pointer;
}

/* ---------- Alerts ---------- */
.alert {
    display: flex;
    gap: 10px;
    padding: 12px 14px;
    border: 1px solid transparent;
    border-radius: var(--radius);
    font-size: 0.9375rem;
    margin-bottom: 20px;
}

.alert-success { background: var(--success-soft); border-color: #abefc6; color: #085d3a; }
.alert-danger { background: var(--danger-soft); border-color: #fecdc9; color: #912018; }
.alert-warning { background: var(--warning-soft); border-color: #fedf89; color: #93370d; }
.alert-info { background: var(--info-soft); border-color: #b2ddff; color: #194185; }

.alert ul { margin: 0; padding-left: 18px; }

/* ---------- Badges ---------- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 9px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1.5;
    white-space: nowrap;
}

.badge-success { background: var(--success-soft); color: var(--success); }
.badge-danger { background: var(--danger-soft); color: var(--danger); }
.badge-warning { background: var(--warning-soft); color: var(--warning); }
.badge-info { background: var(--info-soft); color: var(--info); }
.badge-primary { background: var(--brand-green-soft); color: var(--brand-green-darker); }
.badge-muted { background: var(--ink-100); color: var(--ink-500); }

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

.text-muted { color: var(--ink-500); }
.text-small { font-size: 0.8125rem; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.fw-600 { font-weight: 600; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }