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

:root {
    --navy: #0d2137;
    --navy-mid: #152d47;
    --blue: #1A3A5C;
    --teal: #5DCAA5;
    --teal-light: #E1F5EE;
    --bg: #F8F9FA;
    --white: #FFFFFF;
    --text: #2C3E50;
    --text-sec: #6B7280;
    --border: #E5E7EB;
    --red: #EF4444;
    --radius: 12px;
    --shadow: 0 2px 12px rgba(0,0,0,0.08);
}

body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }

/* NAV */
.navbar { background: var(--navy); border-bottom: 1px solid rgba(255,255,255,0.06); padding: 0.875rem 0; position: sticky; top: 0; z-index: 100; }
.nav-inner { display: flex; justify-content: space-between; align-items: center; position: relative; }

/* LOGO */
.logo { display: inline-flex; align-items: center; gap: 0.6rem; text-decoration: none; }
.logo-icon { width: 34px; height: 34px; flex-shrink: 0; }
.logo-text { font-size: 1.3rem; font-weight: 700; letter-spacing: -0.02em; line-height: 1; }
.logo-neuro { color: #ffffff; }
.logo-clarify { color: var(--teal); }

.nav-right { display: flex; align-items: center; gap: 1.25rem; }
.nav-collapse { display: flex; align-items: center; gap: 1.25rem; }
.nav-links { display: flex; gap: 1rem; align-items: center; }
.nav-links a { color: rgba(255,255,255,0.7); text-decoration: none; transition: color 0.15s; }
.nav-links a:hover { color: #ffffff; }
.nav-note { font-size: 0.85rem; color: rgba(255,255,255,0.5); }
.nav-dash-link { font-weight: 600; color: var(--teal) !important; }
.nav-avatar {
    display: inline-flex; align-items: center; justify-content: center;
    width: 30px; height: 30px; border-radius: 50%;
    background: var(--teal); color: white;
    font-size: 0.8rem; font-weight: 700;
}
.nav-profile-link { display: inline-flex; align-items: center; text-decoration: none; }
.nav-profile-link:hover .nav-avatar { background: #3db58a; }
.nav-link-muted { color: rgba(255,255,255,0.55); font-size: 0.875rem; }
.nav-link-muted:hover { color: rgba(255,255,255,0.9) !important; }

/* HAMBURGER */
.nav-hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    flex-shrink: 0;
}
.nav-hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: rgba(255,255,255,0.85);
    border-radius: 1px;
    transition: transform 0.25s, opacity 0.2s, width 0.2s;
}
.nav-hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(4px, 5px); }
.nav-hamburger.active span:nth-child(2) { opacity: 0; width: 0; }
.nav-hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(4px, -5px); }

/* MOBILE NAV */
@media (max-width: 900px) {
    .nav-hamburger { display: flex; }
    .nav-right { gap: 0.75rem; }
    .nav-collapse {
        display: none;
        position: absolute;
        top: calc(100% + 0.75rem);
        left: 0; right: 0;
        background: var(--navy-mid);
        border: 1px solid rgba(255,255,255,0.1);
        border-radius: var(--radius);
        box-shadow: 0 8px 32px rgba(0,0,0,0.4);
        padding: 1.25rem 1.5rem;
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
        z-index: 200;
    }
    .nav-collapse.open { display: flex; }
    .nav-links { flex-direction: column; align-items: flex-start; gap: 0.875rem; width: 100%; }
    .nav-links a.btn { width: 100%; text-align: center; }
    .nav-extra .btn { font-size: 0.8rem; padding: 0.35rem 0.75rem; }
    .lang-switcher { padding-top: 0.25rem; border-top: 1px solid rgba(255,255,255,0.1); width: 100%; }
}

/* LANG SWITCHER */
.lang-switcher { display: flex; gap: 0.25rem; }
.lang-btn { padding: 0.25rem 0.5rem; border-radius: 5px; font-size: 0.75rem; font-weight: 600; color: rgba(255,255,255,0.55); text-decoration: none; border: 1px solid transparent; transition: all 0.15s; letter-spacing: 0.03em; }
.lang-btn:hover { color: var(--teal); border-color: var(--teal); }
.lang-btn.active { background: var(--teal); color: white; border-color: var(--teal); }

/* BUTTONS */
.btn { display: inline-block; padding: 0.625rem 1.5rem; border-radius: 8px; font-size: 0.95rem; font-weight: 500; text-decoration: none; cursor: pointer; border: none; transition: all 0.15s; }
.btn-primary { background: var(--teal); color: white; }
.btn-primary:hover { background: #3db58a; }
.btn-outline { background: transparent; border: 1.5px solid var(--teal); color: var(--teal); }
.btn-outline:hover { background: var(--teal-light); }
.btn-full { width: 100%; text-align: center; }
.btn-large { padding: 1rem 2.5rem; font-size: 1.05rem; }
.btn-sm { padding: 0.4rem 1rem; font-size: 0.875rem; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* HERO */
.hero { background: linear-gradient(135deg, var(--blue) 0%, #2563EB 100%); color: white; padding: 5rem 0; text-align: center; }
.hero h1 { font-size: 2.5rem; font-weight: 700; margin-bottom: 1rem; line-height: 1.2; }
.hero-sub { font-size: 1.15rem; opacity: 0.9; max-width: 600px; margin: 0 auto 2rem; }
.btn-hero { background: var(--teal); color: white; font-size: 1.1rem; padding: 0.875rem 2rem; }
.hero-note { margin-top: 1rem; font-size: 0.875rem; opacity: 0.7; }

/* FEATURES */
.features { padding: 4rem 0; }
.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 1.5rem; margin-top: 2rem; }
.feature-card { background: var(--white); border-radius: var(--radius); padding: 1.75rem; box-shadow: var(--shadow); }
.feature-card .icon { font-size: 2rem; display: block; margin-bottom: 0.75rem; }
.feature-card h3 { font-size: 1.05rem; margin-bottom: 0.5rem; color: var(--blue); }
.feature-card p { color: var(--text-sec); font-size: 0.9rem; }

/* PRICING */
.pricing { padding: 4rem 0; text-align: center; }
.pricing h2 { font-size: 1.75rem; margin-bottom: 2rem; color: var(--blue); }
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.5rem; margin-top: 1.5rem; }
.price-card { background: var(--white); border-radius: var(--radius); padding: 2rem; box-shadow: var(--shadow); border: 1.5px solid var(--border); position: relative; }
.price-card.featured { border-color: var(--teal); }
.badge { background: var(--teal); color: white; font-size: 0.75rem; padding: 0.2rem 0.6rem; border-radius: 20px; position: absolute; top: -12px; left: 50%; transform: translateX(-50%); white-space: nowrap; }
.price { font-size: 2.5rem; font-weight: 700; color: var(--blue); margin: 0.75rem 0; }
.price-card ul { list-style: none; margin: 1rem 0 1.5rem; text-align: left; }
.price-card li { padding: 0.3rem 0; font-size: 0.9rem; color: var(--text-sec); }
.pricing-discount-banner { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; justify-content: center; margin: 0 auto 2rem; max-width: 680px; padding: 1rem 1.5rem; background: linear-gradient(135deg, #0d2137 0%, #1a3a5c 100%); border-radius: 14px; box-shadow: 0 4px 20px rgba(13,33,55,0.25); }
.pricing-discount-banner .pdb-badge { background: var(--teal); color: #fff; font-size: 1.1rem; font-weight: 800; padding: 0.35rem 0.85rem; border-radius: 8px; white-space: nowrap; letter-spacing: 0.02em; flex-shrink: 0; }
.pricing-discount-banner .pdb-text { color: rgba(255,255,255,0.88); font-size: 0.92rem; flex: 1; min-width: 200px; text-align: left; }
.pricing-discount-banner .pdb-cta { background: var(--teal); color: #fff; font-weight: 700; font-size: 0.875rem; text-decoration: none; padding: 0.5rem 1.1rem; border-radius: 8px; white-space: nowrap; transition: opacity 0.15s; flex-shrink: 0; }
.pricing-discount-banner .pdb-cta:hover { opacity: 0.85; }

/* FOOTER */
.footer { background: var(--blue); color: rgba(255,255,255,0.8); padding: 2rem 0; text-align: center; font-size: 0.875rem; }
.footer a { color: rgba(255,255,255,0.9); }
.footer p + p { margin-top: 0.5rem; }

/* FORMS */
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }
.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; font-weight: 500; margin-bottom: 0.4rem; font-size: 0.9rem; }
.form-group input, .form-group textarea, .form-group select {
    width: 100%; padding: 0.625rem 0.875rem; border: 1.5px solid var(--border);
    border-radius: 8px; font-size: 0.95rem; background: var(--white); color: var(--text);
    transition: border-color 0.15s;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
    border-color: var(--teal); outline: none;
}
.form-check { display: flex; gap: 0.5rem; align-items: flex-start; margin-bottom: 1.25rem; font-size: 0.9rem; }
.char-count { font-size: 0.8rem; color: var(--text-sec); margin-top: 0.3rem; text-align: right; }
.form-note { font-size: 0.8rem; color: var(--text-sec); text-align: center; margin-top: 0.75rem; }

/* AUTH */
.auth-page { display: flex; flex-direction: column; align-items: center; min-height: 100vh; }
.auth-page .auth-card { margin: auto; }
.auth-page .site-footer { align-self: stretch; }
.auth-card { background: var(--white); border-radius: var(--radius); padding: 2.5rem; width: 100%; max-width: 420px; box-shadow: var(--shadow); }
.auth-card .logo { display: flex; justify-content: center; align-items: center; margin-bottom: 1.5rem; }
.auth-card h2 { margin-bottom: 0.5rem; text-align: center; }
.auth-subtitle { text-align: center; font-size: 0.875rem; color: var(--text-sec); margin-bottom: 1.5rem; }
.auth-switch { text-align: center; font-size: 0.9rem; margin-top: 1.25rem; color: var(--text-sec); }
.auth-switch a { color: var(--teal); }
.auth-card .logo-neuro { color: var(--navy); }
.auth-card .lang-switcher { justify-content: center; }
.auth-card .lang-btn { color: rgba(0,0,0,0.4); }
.auth-card .lang-btn:hover { color: var(--teal); border-color: var(--teal); background: transparent; }
.auth-card .lang-btn.active { background: var(--teal); color: white; border-color: var(--teal); }
.btn-link { color: var(--teal); text-decoration: none; font-size: 0.9rem; }
.btn-link:hover { text-decoration: underline; }

/* ALERTS */
.alert { padding: 0.875rem 1rem; border-radius: 8px; margin-bottom: 1.25rem; font-size: 0.9rem; }
.alert-error { background: #FEF2F2; border: 1px solid #FCA5A5; color: #991B1B; }
.alert-critical { background: #FEF2F2; border: 2px solid var(--red); color: #7F1D1D; }
.result-redflag { max-width: 760px; margin: 1.5rem auto; }
/* ── SITE FOOTER ──────────────────────────────────────────────────────── */
.site-footer {
    background: #0f2443;
    color: #94a3b8;
    padding: 3rem 0 2rem;
    margin-top: 4rem;
    font-size: 0.875rem;
}
.footer-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    text-align: center;
}
.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}
.footer-logo .logo-icon { width: 28px; height: 28px; }
.footer-logo .logo-text { font-size: 1.15rem; font-weight: 700; letter-spacing: -0.02em; }
.footer-tagline { color: #64748b; margin: 0.25rem 0 0; font-size: 0.8rem; }
.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem 1.5rem;
}
.footer-links a { color: #7dd3fc; text-decoration: none; font-size: 0.85rem; }
.footer-links a:hover { text-decoration: underline; }
.footer-legal { color: #475569; margin: 0; line-height: 1.8; }

/* ── COOKIE BANNER ────────────────────────────────────────────────────── */
.cookie-banner {
    position: fixed;
    bottom: 0; left: 0; right: 0;
    background: #1e293b;
    color: #e2e8f0;
    z-index: 9999;
    padding: 1rem 1.5rem;
    border-top: 1px solid #334155;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}
.cookie-banner-msg { margin: 0; flex: 1; min-width: 200px; font-size: 0.875rem; line-height: 1.5; }
.cookie-banner-link { color: #7dd3fc; margin-left: 0.5rem; }
.cookie-banner-btns { display: flex; gap: 0.75rem; flex-shrink: 0; }
.btn-cookie-decline {
    background: transparent;
    border: 1px solid #475569;
    color: #94a3b8;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: border-color .2s, color .2s;
}
.btn-cookie-decline:hover { border-color: #7dd3fc; color: #7dd3fc; }
.btn-cookie-accept {
    background: #5DCAA5;
    border: none;
    color: #fff;
    padding: 0.5rem 1.25rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
    transition: background .2s;
}
.btn-cookie-accept:hover { background: #4db894; }

/* ── LEGAL PAGES ──────────────────────────────────────────────────────── */
.legal-page { padding: 3rem 0 5rem; }
.legal-page > .container { max-width: 760px; }
.legal-page h1 { margin-bottom: 0.25rem; }
.legal-date { color: #64748b; font-size: 0.875rem; margin-bottom: 2.5rem; display: block; }
.legal-page h2 { font-size: 1.1rem; margin: 2.25rem 0 0.6rem; }
.legal-page p, .legal-page li { line-height: 1.85; color: #475569; margin-bottom: 0.6rem; }
.legal-page ul { padding-left: 1.5rem; margin-bottom: 0.75rem; }
.legal-page a { color: #5DCAA5; }
.legal-table { width: 100%; border-collapse: collapse; margin: 1rem 0 1.5rem; font-size: 0.85rem; }
.legal-table th { background: #f1f5f9; text-align: left; padding: 0.6rem 1rem; font-weight: 600; border: 1px solid #e2e8f0; }
.legal-table td { padding: 0.6rem 1rem; border: 1px solid #e2e8f0; vertical-align: top; color: #475569; }