/* =========================================
   LANDING2.CSS — Extended styles for the new sections
   LithoExpert by Dr KALONJI
   ========================================= */

/* ===== HEADER UPDATES ===== */
.logo-stack {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo-text {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.logo-sub {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--text-light);
    letter-spacing: 0.02em;
}

/* ===== HERO UPDATES ===== */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem;
    background: linear-gradient(to right, #eff6ff, #f5f3ff);
    border: 1px solid #dbeafe;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 1.5rem;
    letter-spacing: 0.01em;
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    display: inline-block;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

.trust-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-light);
    margin-top: 0.5rem;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

/* ===== HERO DASHBOARD MOCKUP ===== */
.hero-dashboard-mockup {
    border-radius: 16px;
    overflow: hidden;
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
    border: 1px solid rgba(255,255,255,0.6);
}

.mockup-header {
    background: #f8fafc;
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    border-bottom: 1px solid #e5e7eb;
}

.mockup-dots {
    display: flex;
    gap: 6px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}
.dot-red { background: #ef4444; }
.dot-yellow { background: #f59e0b; }
.dot-green { background: #10b981; }

.mockup-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.02em;
}

.mockup-body {
    padding: 1.25rem;
    background: white;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.mockup-section { }

.mockup-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--text-light);
    letter-spacing: 0.08em;
    margin-bottom: 0.5rem;
}

.mockup-result-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.mockup-result-badge {
    padding: 0.35rem 0.85rem;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 700;
}

.badge-oxalate {
    background: #fef3c7;
    color: #92400e;
    border: 1px solid #fde68a;
}

.mockup-confidence {
    font-size: 0.8rem;
    color: var(--text-light);
    font-weight: 500;
}

.mockup-indices-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
}

.mockup-index {
    background: #f8fafc;
    border-radius: 8px;
    padding: 0.6rem 0.4rem;
    text-align: center;
    border: 1px solid #e5e7eb;
}

.mockup-index-label {
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.mockup-index-value {
    font-size: 1rem;
    font-weight: 800;
    margin: 2px 0;
}

.mockup-index-sub {
    font-size: 0.6rem;
    color: var(--text-light);
}

.text-green-mock { color: #10b981; }
.text-yellow-mock { color: #f59e0b; }
.text-orange-mock { color: #f97316; }

.mockup-progress-bar {
    height: 8px;
    background: #f1f5f9;
    border-radius: 999px;
    overflow: hidden;
    margin-bottom: 4px;
}

.mockup-progress-fill {
    height: 100%;
    background: linear-gradient(to right, #10b981, #f97316);
    border-radius: 999px;
    transition: width 1s ease;
}

.mockup-bar-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.65rem;
    color: var(--text-light);
    font-weight: 500;
}

.mockup-lec-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.45rem 0.85rem;
    border-radius: 8px;
    font-size: 0.78rem;
    font-weight: 600;
    width: 100%;
    justify-content: center;
}

.badge-lec-favorable {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #6ee7b7;
}

/* Floating Cards on Hero Visual */
.fc {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: 12px;
    background: white;
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
    min-width: 160px;
    z-index: 20;
}

.fc-top-right {
    top: -1.25rem;
    right: -1.25rem;
}

.fc-bottom-left {
    bottom: -1.25rem;
    left: -1.25rem;
}

.fc-label {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-light);
    letter-spacing: 0.06em;
}

.fc-value {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-main);
}

/* ===== STATS BAND ===== */
.stats-band {
    padding: 4rem 0;
    background: white;
    border-bottom: 1px solid #f3f4f6;
}

.stats-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 2rem;
}

@media (min-width: 768px) {
    .stats-grid {
        flex-wrap: nowrap;
        gap: 0;
    }
}

.stat-item {
    text-align: center;
    flex: 1;
    min-width: 160px;
    padding: 0 1.5rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 900;
    letter-spacing: -0.04em;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 0.25rem;
}

.stat-sub {
    font-size: 0.78rem;
    color: var(--text-light);
}

.stat-divider {
    width: 1px;
    height: 60px;
    background: #e5e7eb;
    display: none;
}

@media (min-width: 768px) {
    .stat-divider { display: block; }
}

/* ===== REFERENCES BAND ===== */
.references-band {
    padding: 2.5rem 0;
    background: #fafafa;
    border-bottom: 1px solid #f3f4f6;
}

.references-title {
    text-align: center;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.references-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
}

.ref-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-muted);
    padding: 0.5rem 1rem;
    background: white;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    transition: var(--transition);
}

.ref-item:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* ===== SECTION HEADER UPDATES ===== */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-eyebrow {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.section-title {
    font-size: 2.25rem;
    font-weight: 900;
    color: var(--text-main);
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

@media (min-width: 768px) {
    .section-title { font-size: 2.75rem; }
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-muted);
    line-height: 1.65;
    max-width: 600px;
    margin: 0 auto;
}

/* ===== FEATURE CARDS — UPDATED ===== */
.features-primary-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

@media (min-width: 1024px) {
    .features-primary-grid {
        grid-template-columns: 2fr 1.2fr;
    }
}

.features-secondary-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
    .features-secondary-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .features-secondary-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.features-bottom-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .features-bottom-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Feature Cards Base */
.feat-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid #f1f5f9;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    transition: var(--transition);
}

.feat-card:hover {
    box-shadow: 0 12px 32px rgba(0,0,0,0.1);
    transform: translateY(-3px);
}

/* Feature Icon Boxes */
.feat-icon-box {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    flex-shrink: 0;
}

.feat-icon-indigo { background: #eef2ff; color: #4f46e5; }
.feat-icon-teal   { background: #f0fdfa; color: #0d9488; }
.feat-icon-blue   { background: #eff6ff; color: #2563eb; }
.feat-icon-violet { background: #f5f3ff; color: #7c3aed; }
.feat-icon-pink   { background: #fdf2f8; color: #db2777; }
.feat-icon-red    { background: #fff1f2; color: #e11d48; }
.feat-icon-orange { background: #fff7ed; color: #ea580c; }
.feat-icon-white  { background: rgba(255,255,255,0.25); color: white; }

/* Large Feature Card */
.feat-large {
    padding: 2.5rem;
}

.feat-title {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 0.85rem;
    line-height: 1.3;
}

.feat-desc {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.65;
}

.feat-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

.feat-tag {
    padding: 0.3rem 0.7rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 700;
}

.tag-ia  { background: #fef9c3; color: #713f12; }
.tag-ib  { background: #fff7ed; color: #9a3412; }
.tag-iia { background: #f0fdf4; color: #14532d; }
.tag-iib { background: #fdf2f8; color: #831843; }
.tag-iii { background: #eff6ff; color: #1e3a8a; }
.tag-iv  { background: #f5f3ff; color: #4c1d95; }

/* Highlight Card */
.feat-highlight {
    background: var(--gradient-primary);
    color: white;
}

.feat-title-white { color: white !important; }
.feat-desc-light  { color: #c7d2fe !important; }

.feat-checklist {
    list-style: none;
    margin-top: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.feat-checklist li {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    color: #e0e7ff;
    font-size: 0.9rem;
    font-weight: 500;
}

/* Small Feature Cards */
.feat-sm {
    padding: 1.75rem;
}

.feat-sm-icon-row {
    margin-bottom: 0.25rem;
}

.feat-sm-title {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 0.65rem;
    line-height: 1.35;
}

.feat-sm-desc {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.feat-index-list {
    list-style: none;
    margin-top: 0.85rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.feat-index-list li {
    font-size: 0.82rem;
    color: var(--text-muted);
    padding-left: 0.75rem;
    border-left: 2px solid #e0e7ff;
    line-height: 1.5;
}

.feat-lec-samples {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.lec-badge {
    padding: 0.3rem 0.75rem;
    border-radius: 8px;
    font-size: 0.75rem;
    font-weight: 700;
}

.lec-ok   { background: #d1fae5; color: #065f46; border: 1px solid #6ee7b7; }
.lec-warn { background: #fef3c7; color: #92400e; border: 1px solid #fde68a; }
.lec-no   { background: #fee2e2; color: #991b1b; border: 1px solid #fca5a5; }

/* Bottom Feature Cards */
.feat-bottom {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    padding: 1.75rem;
}

.feat-bottom .feat-icon-box {
    margin-bottom: 0;
}

.feat-bottom-content {}

/* ===== HOW IT WORKS ===== */
.how-it-works {
    padding: 6rem 0;
    background: #f8fafc;
}

.steps-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    align-items: start;
}

@media (min-width: 1024px) {
    .steps-grid {
        grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
        gap: 0;
        align-items: stretch;
    }
}

.step-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid #e5e7eb;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    position: relative;
    transition: var(--transition);
}

.step-card:hover {
    box-shadow: 0 8px 24px rgba(79,70,229,0.12);
    border-color: #c7d2fe;
    transform: translateY(-3px);
}

.step-number {
    font-size: 3rem;
    font-weight: 900;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 1rem;
    letter-spacing: -0.04em;
}

.step-icon-wrap {
    width: 48px;
    height: 48px;
    background: #eef2ff;
    color: #4f46e5;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
}

.step-title {
    font-size: 1rem;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 0.75rem;
    line-height: 1.35;
}

.step-desc {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.step-connector {
    display: none;
}

@media (min-width: 1024px) {
    .step-connector {
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 0 0.75rem;
        margin-top: 5rem;
    }

    .step-connector::before {
        content: '';
        display: block;
        width: 32px;
        height: 2px;
        background: linear-gradient(to right, var(--primary), var(--secondary));
        border-radius: 999px;
    }
}

/* ===== CLASSIFICATION TABLE ===== */
.classification-section {
    padding: 6rem 0;
    background: white;
}

.calcul-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}

@media (min-width: 640px) {
    .calcul-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1024px) {
    .calcul-grid { grid-template-columns: repeat(4, 1fr); }
}

.calcul-card {
    border-radius: 16px;
    padding: 1.5rem;
    border: 1px solid transparent;
    transition: var(--transition);
    cursor: default;
}

.calcul-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}

.calcul-code {
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: -0.03em;
    margin-bottom: 0.25rem;
}

.calcul-name {
    font-size: 0.95rem;
    font-weight: 800;
    margin-bottom: 0.25rem;
}

.calcul-formula {
    font-size: 0.75rem;
    font-family: 'Courier New', monospace;
    font-weight: 600;
    margin-bottom: 0.65rem;
    opacity: 0.7;
}

.calcul-info {
    font-size: 0.78rem;
    line-height: 1.5;
    opacity: 0.75;
}

.calcul-ia  { background: #fefce8; border-color: #fde68a; color: #713f12; }
.calcul-ib  { background: #fff7ed; border-color: #fed7aa; color: #9a3412; }
.calcul-iia { background: #f0fdf4; border-color: #bbf7d0; color: #14532d; }
.calcul-iib { background: #fdf4ff; border-color: #e9d5ff; color: #581c87; }
.calcul-iic { background: #fff1f2; border-color: #fecdd3; color: #881337; }
.calcul-iii { background: #eff6ff; border-color: #bfdbfe; color: #1e3a8a; }
.calcul-iv  { background: #f5f3ff; border-color: #ddd6fe; color: #4c1d95; }

/* ===== CTA SECTION UPDATES ===== */
.cta-card {
    border-radius: 24px;
    padding: 4rem 3rem;
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(79,70,229,0.3);
}

.cta-inner {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    text-align: center;
}

@media (min-width: 768px) {
    .cta-inner {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

.cta-eyebrow {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #c7d2fe;
    margin-bottom: 0.75rem;
}

.cta-title {
    font-size: 1.75rem;
    font-weight: 900;
    color: white;
    margin-bottom: 0.75rem;
    line-height: 1.25;
}

@media (min-width: 768px) {
    .cta-title { font-size: 2rem; }
}

.cta-desc {
    color: #c7d2fe;
    font-size: 1rem;
    line-height: 1.6;
    max-width: 500px;
}

.cta-action { flex-shrink: 0; }

/* ===== FOOTER UPDATES ===== */
.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.4rem;
    font-weight: 800;
    color: white;
    margin-bottom: 0.75rem;
}

.footer-author {
    font-size: 0.78rem;
    color: #6b7280;
    margin-top: 0.75rem;
}

.footer-disclaimer {
    font-size: 0.78rem;
    color: #6b7280;
}

/* ===== BLOB EXTRA ===== */
.blob-3 {
    top: 50%;
    left: 40%;
    width: 400px;
    height: 400px;
    background: #ede9fe;
    mix-blend-mode: multiply;
    animation-delay: 4s;
    opacity: 0.3;
}

/* ===== RELATIVE POSITIONING UTILITY ===== */
.relative { position: relative; }

/* delay-400 for step animation */
.delay-400 { animation-delay: 0.4s; }

/* ===== AAPCMC SECTION ===== */
.aapcmc-section {
    padding: 80px 0;
    background: #fff;
}

.aapcmc-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: start;
}

/* Acronym card */
.aapcmc-acronym-card {
    padding: 36px 32px;
    position: sticky;
    top: 100px;
}

.aapcmc-acronym-title {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 28px;
}

.aapcmc-acronym-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 18px;
    background: linear-gradient(135deg, #6366f1, #7c3aed);
    color: #fff;
    border-radius: 10px;
    font-size: 17px;
    font-weight: 800;
    letter-spacing: 0.08em;
    flex-shrink: 0;
    box-shadow: 0 4px 14px rgba(99,102,241,0.35);
}

.aapcmc-acronym-title p {
    font-size: 13px;
    color: #6b7280;
    font-weight: 500;
    line-height: 1.4;
}

.aapcmc-letters {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.aapcmc-letter-row {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.aapcmc-letter {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: linear-gradient(135deg, rgba(99,102,241,0.12), rgba(124,58,237,0.1));
    color: #4f46e5;
    font-size: 18px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border: 1px solid rgba(99,102,241,0.15);
}

.aapcmc-letter-def {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding-top: 4px;
}

.aapcmc-letter-def strong {
    font-size: 14px;
    font-weight: 700;
    color: #1e1b4b;
}

.aapcmc-letter-def span {
    font-size: 12px;
    color: #6b7280;
    line-height: 1.4;
}

/* Info column */
.aapcmc-info-col {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.aapcmc-info-block {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 24px 24px;
}

.aapcmc-info-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.aapcmc-info-block h3 {
    font-size: 15px;
    font-weight: 700;
    color: #1e1b4b;
    margin-bottom: 8px;
}

.aapcmc-info-block p {
    font-size: 13.5px;
    color: #4b5563;
    line-height: 1.65;
}

.aapcmc-info-block p strong {
    color: #1e1b4b;
    font-weight: 600;
}

@media (max-width: 900px) {
    .aapcmc-grid {
        grid-template-columns: 1fr;
    }
    .aapcmc-acronym-card {
        position: static;
    }
}

/* ===== DR KALONJI SECTION ===== */
.dr-section {
    padding: 80px 0;
    background: linear-gradient(180deg, #f8f9ff 0%, #fff 100%);
}

.dr-card {
    display: flex;
    gap: 52px;
    align-items: center;
    padding: 52px 56px;
    max-width: 960px;
    margin: 0 auto;
    border: 1px solid rgba(99,102,241,0.12);
}

/* Photo */
.dr-photo-wrap {
    position: relative;
    flex-shrink: 0;
}

.dr-photo {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    object-position: top center;
    position: relative;
    z-index: 1;
    border: 4px solid #fff;
    box-shadow: 0 8px 32px rgba(99,102,241,0.2);
}

.dr-photo-ring {
    position: absolute;
    inset: -8px;
    border-radius: 50%;
    background: linear-gradient(135deg, #6366f1, #7c3aed, #06b6d4);
    z-index: 0;
    opacity: 0.25;
}

/* Content */
.dr-content {
    flex: 1;
    min-width: 0;
}

.dr-eyebrow {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #6366f1;
    margin-bottom: 8px;
}

.dr-name {
    font-size: 26px;
    font-weight: 800;
    color: #1e1b4b;
    margin-bottom: 14px;
    line-height: 1.2;
}

.dr-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 18px;
}

.dr-tag {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 12px;
    border-radius: 9999px;
    background: rgba(99,102,241,0.08);
    color: #4f46e5;
    font-size: 12px;
    font-weight: 600;
    border: 1px solid rgba(99,102,241,0.15);
}

.dr-institution {
    font-size: 13px;
    color: #374151;
    font-weight: 600;
    display: flex;
    gap: 8px;
    align-items: flex-start;
    margin-bottom: 16px;
    line-height: 1.55;
}

.dr-institution svg {
    flex-shrink: 0;
    margin-top: 2px;
    color: #6366f1;
}

.dr-institution span {
    font-weight: 500;
    color: #6b7280;
}

.dr-bio {
    font-size: 14px;
    color: #4b5563;
    line-height: 1.7;
    margin-bottom: 24px;
}

.dr-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: 10px;
    background: linear-gradient(135deg, #6366f1, #7c3aed);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    text-decoration: none;
    transition: opacity 0.2s, transform 0.15s;
    box-shadow: 0 4px 14px rgba(99,102,241,0.35);
}

.dr-cta:hover { opacity: 0.9; transform: translateY(-1px); }

@media (max-width: 768px) {
    .dr-card {
        flex-direction: column;
        padding: 36px 24px;
        gap: 32px;
        text-align: center;
    }
    .dr-tags { justify-content: center; }
    .dr-institution { justify-content: center; }
    .dr-cta { margin: 0 auto; }
}