@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

:root {
    --blue: #2563EB;
    --blue-hover: #1d4ed8;
    --blue-light: #EFF4FF;
    --blue-lighter: #F6F8FF;
    --gray-50: #F8FAFB;
    --gray-100: #F1F4F8;
    --gray-200: #E2E8F0;
    --gray-300: #CBD5E1;
    --gray-500: #64748B;
    --gray-700: #334155;
    --gray-900: #0F172A;
    --white: #FFFFFF;
    --red: #EF4444;
    --red-hover: #DC2626;
    --green: #10B981;
    --orange: #F59E0B;
    --radius: 5px;
    --max-width: 720px;
    --padding: 24px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.03);
    --shadow: 0 2px 8px rgba(0,0,0,0.06), 0 1px 3px rgba(0,0,0,0.04);
    --shadow-lg: 0 4px 16px rgba(0,0,0,0.08), 0 2px 6px rgba(0,0,0,0.04);
}

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

body {
    font-family: 'Plus Jakarta Sans', -apple-system, sans-serif;
    background: var(--gray-50);
    color: var(--gray-900);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* ── NAV ── */
.nav {
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    padding: 0 var(--padding);
    position: sticky;
    top: 0;
    z-index: 100;
}
.nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}
.nav-logo {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--blue);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
}
.nav-logo svg { flex-shrink: 0; }
.nav-links { display: flex; gap: 4px; }
.nav-links a {
    text-decoration: none;
    color: var(--gray-500);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 8px 14px;
    border-radius: var(--radius);
    transition: all 0.15s;
}
.nav-links a:hover,
.nav-links a.active {
    color: var(--blue);
    background: var(--blue-light);
}

/* ── LAYOUT ── */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--padding);
}
.page-header {
    margin-bottom: 24px;
}
.page-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 6px;
}
.page-header p {
    color: var(--gray-500);
    font-size: 0.9rem;
}

/* ── CARD ── */
.card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    padding: var(--padding);
    box-shadow: var(--shadow-sm);
}
.card + .card { margin-top: 16px; }

/* ── FORM ── */
.form-group { margin-bottom: 20px; }
.form-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}
.form-input, .form-select {
    width: 100%;
    padding: 10px 14px;
    font-family: inherit;
    font-size: 0.95rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    background: var(--white);
    color: var(--gray-900);
    transition: border-color 0.15s;
    outline: none;
}
.form-input:focus, .form-select:focus {
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}
.form-input::placeholder { color: var(--gray-300); }
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* ── LEKOVI REPEATER ── */
.lekovi-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}
.lekovi-header .form-label { margin-bottom: 0; }
.lek-item {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    animation: slideIn 0.2s ease;
}
@keyframes slideIn {
    from { opacity: 0; transform: translateY(-6px); }
    to { opacity: 1; transform: translateY(0); }
}
.lek-item .form-input { flex: 1; }
.btn-remove {
    width: 36px;
    height: 36px;
    border: 1px solid var(--gray-200);
    background: var(--white);
    border-radius: var(--radius);
    cursor: pointer;
    color: var(--gray-500);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
    flex-shrink: 0;
}
.btn-remove:hover { border-color: var(--red); color: var(--red); background: #FEF2F2; }

/* ── BUTTONS ── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    padding: 10px 20px;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: all 0.15s;
    text-decoration: none;
}
.btn-primary {
    background: var(--blue);
    color: var(--white);
    width: 100%;
    padding: 14px 20px;
    font-size: 0.95rem;
}
.btn-primary:hover { background: var(--blue-hover); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }
.btn-outline {
    background: var(--white);
    color: var(--gray-700);
    border: 1px solid var(--gray-200);
}
.btn-outline:hover { border-color: var(--gray-300); background: var(--gray-50); }
.btn-add {
    background: var(--blue-light);
    color: var(--blue);
    font-size: 0.85rem;
    padding: 7px 14px;
}
.btn-add:hover { background: #DBEAFE; }
.btn-danger {
    background: var(--white);
    color: var(--red);
    border: 1px solid var(--gray-200);
    font-size: 0.85rem;
    padding: 7px 14px;
}
.btn-danger:hover { background: #FEF2F2; border-color: var(--red); }
.btn-sm { padding: 7px 14px; font-size: 0.85rem; }

/* ── LOADER ── */
.loader-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(4px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}
.loader-overlay.active { display: flex; }
.loader-box {
    text-align: center;
    padding: 40px;
}
.loader-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 24px;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loader-steps { list-style: none; text-align: left; }
.loader-steps li {
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--gray-300);
    display: flex;
    align-items: center;
    gap: 10px;
    transition: color 0.3s;
}
.loader-steps li.active { color: var(--blue); font-weight: 500; }
.loader-steps li.done { color: var(--green); }
.loader-steps li::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gray-200);
    flex-shrink: 0;
    transition: background 0.3s;
}
.loader-steps li.active::before { background: var(--blue); animation: pulse 1s infinite; }
.loader-steps li.done::before { background: var(--green); }
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

/* ── REPORT ── */
.report-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    padding-bottom: 16px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--gray-100);
}
.report-meta-item {
    font-size: 0.85rem;
    color: var(--gray-500);
}
.report-meta-item strong {
    color: var(--gray-700);
    font-weight: 600;
}
.report-content .section {
    margin-bottom: 24px;
}
.report-content h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--blue-light);
}
.report-content p {
    margin-bottom: 8px;
    font-size: 0.92rem;
    line-height: 1.7;
    color: var(--gray-700);
}
.report-content ul, .report-content ol {
    margin: 8px 0 12px 20px;
    font-size: 0.92rem;
    color: var(--gray-700);
}
.report-content li { margin-bottom: 4px; line-height: 1.6; }
.report-content strong { color: var(--gray-900); }

.lek-tag {
    display: inline-block;
    background: var(--blue-light);
    color: var(--blue);
    font-size: 0.8rem;
    font-weight: 500;
    padding: 3px 10px;
    border-radius: 20px;
    margin: 2px 2px;
}

/* ── REZULTATI LISTA ── */
.result-item {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    padding: 16px 0;
    border-bottom: 1px solid var(--gray-100);
}
.result-item:last-child { border-bottom: none; }
.result-info { flex: 1; min-width: 0; }
.result-info h3 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 4px;
}
.result-info h3 a {
    color: var(--gray-900);
    text-decoration: none;
}
.result-info h3 a:hover { color: var(--blue); }
.result-detail {
    font-size: 0.82rem;
    color: var(--gray-500);
    margin-bottom: 6px;
}
.result-tags { display: flex; flex-wrap: wrap; gap: 4px; }
.result-actions {
    display: flex;
    gap: 6px;
    flex-shrink: 0;
    align-items: flex-start;
}

.empty-state {
    text-align: center;
    padding: 48px 20px;
    color: var(--gray-500);
}
.empty-state svg { margin-bottom: 12px; opacity: 0.3; }
.empty-state p { font-size: 0.9rem; }

/* ── TOOLBAR ── */
.toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    flex-wrap: wrap;
    gap: 8px;
}

/* ── DISCLAIMER ── */
.disclaimer {
    margin-top: 24px;
    padding: 14px 16px;
    background: var(--blue-lighter);
    border: 1px solid var(--blue-light);
    border-radius: var(--radius);
    font-size: 0.8rem;
    color: var(--gray-500);
    line-height: 1.5;
}

/* ── TOAST ── */
.toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(80px);
    background: var(--gray-900);
    color: var(--white);
    padding: 12px 24px;
    border-radius: var(--radius);
    font-size: 0.875rem;
    z-index: 2000;
    opacity: 0;
    transition: all 0.3s;
    box-shadow: var(--shadow-lg);
}
.toast.visible { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ── HAMBURGER ── */
.nav-hamburger {
    display: none;
    width: 40px;
    height: 40px;
    border: none;
    background: none;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
    transition: background 0.15s;
}
.nav-hamburger:hover { background: var(--gray-100); }
.nav-hamburger span,
.nav-hamburger span::before,
.nav-hamburger span::after {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--gray-700);
    border-radius: 1px;
    position: relative;
    transition: all 0.25s;
}
.nav-hamburger span::before,
.nav-hamburger span::after {
    content: '';
    position: absolute;
    left: 0;
    width: 20px;
}
.nav-hamburger span::before { top: -6px; }
.nav-hamburger span::after { top: 6px; }
.nav-hamburger.open span { background: transparent; }
.nav-hamburger.open span::before { top: 0; transform: rotate(45deg); background: var(--gray-700); }
.nav-hamburger.open span::after { top: 0; transform: rotate(-45deg); background: var(--gray-700); }

/* ── RESPONSIVE ── */
@media (max-width: 600px) {
    :root { --padding: 16px; }
    .form-row { grid-template-columns: 1fr; }
    .nav-inner { height: 52px; }
    .nav-logo { font-size: 1.1rem; }
    .page-header h1 { font-size: 1.3rem; }
    .result-item { flex-direction: column; }
    .result-actions { align-self: flex-end; }
    .nav-hamburger { display: flex; }
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 8px var(--padding) 16px;
        border-bottom: 1px solid var(--gray-200);
        box-shadow: 0 8px 16px rgba(0,0,0,0.06);
        gap: 2px;
    }
    .nav-links.open { display: flex; }
    .nav-links a { padding: 10px 14px; font-size: 0.95rem; }
    .nav { position: sticky; top: 0; }
    .nav-inner { position: relative; }
}