/* BioNäring — Professionell medicinsk stil */

:root {
    --primary: #1a7a5c;
    --primary-dark: #145e47;
    --primary-light: #e8f5f0;
    --accent: #2980b9;
    --text: #2c3e50;
    --text-light: #7f8c8d;
    --bg: #fafbfc;
    --white: #ffffff;
    --border: #dce1e6;
    --error: #c0392b;
    --error-bg: #fdf0ef;
    --shadow: 0 2px 8px rgba(0,0,0,0.08);
    --radius: 8px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main { flex: 1; }

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navbar */
.navbar {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 12px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 1.4rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--text);
}

.logo-accent { color: var(--primary); }

.nav-links {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text);
    font-size: 0.95rem;
}

.nav-links a:hover { color: var(--primary); }

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 24px;
    background: var(--primary);
    color: var(--white);
    border: none;
    border-radius: var(--radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.2s;
}

.btn:hover { background: var(--primary-dark); }
.btn-sm { padding: 6px 16px; font-size: 0.9rem; }
.btn-lg { padding: 14px 36px; font-size: 1.1rem; }
.btn-full { width: 100%; text-align: center; }

/* Hero */
.hero {
    background: linear-gradient(135deg, var(--primary-light), var(--white));
    padding: 80px 0;
    text-align: center;
}

.hero h1 {
    font-size: 2.4rem;
    margin-bottom: 16px;
    line-height: 1.3;
}

.highlight { color: var(--primary); }

.hero-sub {
    font-size: 1.15rem;
    color: var(--text-light);
    max-width: 640px;
    margin: 0 auto 32px;
}

/* Steps */
.steps {
    padding: 60px 0;
    text-align: center;
}

.steps h2 {
    margin-bottom: 40px;
    font-size: 1.8rem;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.step-card {
    background: var(--white);
    padding: 32px 24px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.step-number {
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: 700;
    margin: 0 auto 16px;
}

.step-card h3 { margin-bottom: 8px; }

/* Features */
.features {
    padding: 40px 0 60px;
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.feature {
    padding: 24px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.feature h3 {
    color: var(--primary);
    margin-bottom: 8px;
}

/* Auth pages */
.auth-container {
    display: flex;
    justify-content: center;
    padding: 60px 20px;
}

.auth-card {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    width: 100%;
    max-width: 420px;
}

.auth-card h1 {
    margin-bottom: 24px;
    text-align: center;
}

.auth-link {
    text-align: center;
    margin-top: 16px;
    font-size: 0.9rem;
    color: var(--text-light);
}

.auth-link a { color: var(--primary); }

/* Forms */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 4px;
    font-weight: 500;
    font-size: 0.9rem;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.95rem;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26,122,92,0.1);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 16px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 12px;
}

/* Alert */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 16px;
    font-size: 0.9rem;
}

.alert-error {
    background: var(--error-bg);
    color: var(--error);
    border: 1px solid #e6b0aa;
}

.alert-success {
    background: var(--primary-light);
    color: var(--primary-dark);
    border: 1px solid var(--primary);
}

/* Dashboard */
.dashboard {
    padding: 40px 20px;
}

.dashboard h1 { margin-bottom: 8px; }
.dashboard-intro { color: var(--text-light); margin-bottom: 32px; }

.form-section {
    background: var(--white);
    padding: 24px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}

.form-section h2 {
    font-size: 1.1rem;
    margin-bottom: 16px;
    color: var(--primary);
}

.section-toggle {
    cursor: pointer;
    user-select: none;
}

.section-toggle::after {
    content: " ▼";
    font-size: 0.7rem;
}

.collapsible.collapsed {
    display: none !important;
}

/* Results */
.results-area {
    margin-top: 32px;
    padding: 24px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.results-area h2 { margin-bottom: 16px; color: var(--primary); }

.safety-warning {
    background: var(--error-bg);
    border: 2px solid var(--error);
    border-radius: var(--radius);
    padding: 16px;
    margin-bottom: 16px;
}

.safety-warning h3 { color: var(--error); margin-bottom: 8px; }

.rec-card {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    margin-bottom: 12px;
}

.rec-card h4 { color: var(--primary); margin-bottom: 4px; }
.rec-card .score { color: var(--text-light); font-size: 0.85rem; }

.report-section {
    margin-bottom: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.report-section:last-child { border-bottom: none; }
.report-section h3 { margin-bottom: 8px; }

/* Loading */
.loading {
    text-align: center;
    padding: 40px;
    color: var(--text-light);
    font-size: 1.1rem;
}

/* Footer */
.footer {
    background: var(--text);
    color: rgba(255,255,255,0.7);
    padding: 24px 0;
    text-align: center;
    font-size: 0.85rem;
}

.footer-ce {
    margin-top: 4px;
    font-size: 0.75rem;
    opacity: 0.6;
}

/* Admin table */
.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.admin-table th,
.admin-table td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.admin-table th {
    font-weight: 600;
    color: var(--text-light);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.admin-actions {
    display: flex;
    gap: 6px;
    align-items: center;
}

.inline-form { display: inline; }

.btn-secondary {
    background: var(--accent);
}

.btn-secondary:hover { background: #2471a3; }

.btn-danger {
    background: var(--error);
}

.btn-danger:hover { background: #a93226; }

.text-light { color: var(--text-light); font-size: 0.85rem; }

/* Responsive */
@media (max-width: 600px) {
    .hero h1 { font-size: 1.7rem; }
    .hero { padding: 48px 0; }
    .form-grid { grid-template-columns: 1fr 1fr; }
    .auth-card { padding: 24px; }
}