/* ===========================
   PÁGINAS INTERNAS
=========================== */

/* Hero interno */
.hero-interna {
    min-height: 380px;
    display: flex;
    align-items: flex-end;
    padding: 120px 0 60px;
    position: relative;
    background: linear-gradient(135deg, #0d2137 0%, #1a3a5c 100%);
}
.hero-parkinson { background: linear-gradient(135deg, #0d2137 0%, #1a3a5c 60%, #1e4a72 100%); }
.hero-interna-overlay { position: absolute; inset: 0; background: rgba(0,0,0,0.3); }
.hero-interna-content { position: relative; z-index: 1; }
.breadcrumb {
    font-family: var(--font-head);
    font-size: 12px;
    color: rgba(255,255,255,0.6);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}
.breadcrumb a { color: rgba(255,255,255,0.6); transition: color 0.3s; }
.breadcrumb a:hover { color: var(--white); }
.breadcrumb i { font-size: 10px; }
.hero-interna-content h1 {
    font-family: var(--font-head);
    font-size: clamp(28px, 4vw, 52px);
    font-weight: 800;
    color: var(--white);
    margin-bottom: 16px;
    line-height: 1.15;
}
.hero-interna-content p {
    font-size: 17px;
    color: rgba(255,255,255,0.75);
    max-width: 600px;
    line-height: 1.7;
}

/* Secciones */
.seccion-intro { padding: 90px 0; background: var(--white); }
.seccion-gris   { padding: 90px 0; background: var(--light); }
.seccion-blanca { padding: 90px 0; background: var(--white); }
.seccion-azul   { padding: 70px 0; background: var(--primary); }

.seccion-titulo {
    font-family: var(--font-head);
    font-size: clamp(22px, 3vw, 34px);
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 16px;
    line-height: 1.2;
}
.seccion-descripcion {
    font-size: 16px;
    color: var(--gray);
    max-width: 780px;
    line-height: 1.9;
    margin-bottom: 50px;
}
.subtitulo-seccion {
    font-family: var(--font-head);
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
    margin: 50px 0 24px;
}

/* Intro grid */
.intro-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 70px; align-items: start; }
.intro-texto h2 {
    font-family: var(--font-head);
    font-size: clamp(22px, 2.5vw, 30px);
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 20px;
}
.intro-texto p { font-size: 15px; color: var(--gray); line-height: 1.9; margin-bottom: 16px; }
.intro-estadisticas { display: flex; flex-direction: column; gap: 16px; }
.stat-card {
    background: var(--light);
    border-radius: 10px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    border-left: 4px solid var(--primary-light);
}
.stat-card i { font-size: 28px; color: var(--primary-light); margin-bottom: 10px; }
.stat-n { font-family: var(--font-head); font-size: 36px; font-weight: 800; color: var(--primary); }
.stat-l { font-size: 13px; color: var(--gray); margin-top: 4px; }

/* Síntomas */
.sintomas-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 40px;
}
.sintoma-card {
    background: var(--white);
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    transition: all 0.3s;
    border-bottom: 3px solid transparent;
}
.sintoma-card:hover { transform: translateY(-4px); border-bottom-color: var(--primary-light); }
.sintoma-icon {
    width: 54px; height: 54px;
    background: rgba(41,128,185,0.1);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 16px;
}
.sintoma-icon i { font-size: 22px; color: var(--primary); }
.sintoma-card h3 { font-family: var(--font-head); font-size: 16px; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.sintoma-card p { font-size: 14px; color: var(--gray); line-height: 1.7; }
.sintomas-secundarios {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}
.sintoma-sec {
    background: var(--white);
    padding: 14px 16px;
    border-radius: 8px;
    font-size: 13px;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.sintoma-sec i { color: var(--primary-light); flex-shrink: 0; }

/* Diagnóstico */
.diagnostico-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: start; }
.diagnostico-content p { font-size: 15px; color: var(--gray); line-height: 1.9; margin-bottom: 16px; }
.diagnostico-lista { list-style: none; margin-top: 16px; }
.diagnostico-lista li { padding: 10px 0; border-bottom: 1px solid #eee; display: flex; align-items: flex-start; gap: 12px; font-size: 15px; color: var(--dark); }
.diagnostico-lista li i { color: var(--primary-light); margin-top: 2px; flex-shrink: 0; }
.info-box {
    background: var(--primary);
    color: var(--white);
    border-radius: 12px;
    padding: 36px;
}
.info-box i { font-size: 32px; color: var(--primary-light); margin-bottom: 16px; display: block; }
.info-box h4 { font-family: var(--font-head); font-size: 18px; font-weight: 700; margin-bottom: 16px; }
.info-box p { font-size: 14px; color: rgba(255,255,255,0.8); line-height: 1.7; margin-bottom: 16px; }
.info-box ul { list-style: none; }
.info-box ul li { padding: 7px 0; font-size: 14px; color: rgba(255,255,255,0.85); border-bottom: 1px solid rgba(255,255,255,0.08); }
.info-box ul li::before { content: "→ "; color: var(--primary-light); }
.info-nota { font-size: 13px !important; color: rgba(255,255,255,0.55) !important; font-style: italic; margin-top: 16px !important; }

/* Tratamiento */
.tratamiento-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.trat-card {
    background: var(--white);
    border-radius: 10px;
    padding: 34px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    transition: all 0.3s;
    position: relative;
}
.trat-card:hover { transform: translateY(-4px); box-shadow: 0 12px 35px rgba(0,0,0,0.1); }
.trat-numero {
    font-family: var(--font-head);
    font-size: 48px;
    font-weight: 800;
    color: rgba(41,128,185,0.12);
    position: absolute;
    top: 16px; right: 24px;
    line-height: 1;
}
.trat-card h3 { font-family: var(--font-head); font-size: 17px; font-weight: 700; color: var(--primary); margin-bottom: 12px; }
.trat-card p { font-size: 14px; color: var(--gray); line-height: 1.8; margin-bottom: 16px; }

/* Neurored mini */
.neurored-mini-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 60px; align-items: center; }
.neurored-mini-content h2 { font-family: var(--font-head); font-size: clamp(22px, 2.5vw, 32px); font-weight: 800; color: var(--white); margin-bottom: 16px; }
.neurored-mini-content p { font-size: 15px; color: rgba(255,255,255,0.8); line-height: 1.9; margin-bottom: 28px; }
.neurored-mini-img img { width: 100%; max-width: 260px; margin: 0 auto; }

/* Tabla comparativa */
.comparacion-tabla { margin: 24px 0; border-radius: 10px; overflow: hidden; border: 1px solid #e0e8f0; }
.comparacion-header { display: grid; grid-template-columns: 1.2fr 1fr 1fr; background: var(--primary); color: var(--white); font-family: var(--font-head); font-size: 13px; font-weight: 700; }
.comparacion-header span, .comparacion-fila span { padding: 14px 16px; }
.comparacion-fila { display: grid; grid-template-columns: 1.2fr 1fr 1fr; border-bottom: 1px solid #e0e8f0; font-size: 14px; color: var(--dark); transition: background 0.2s; }
.comparacion-fila:last-child { border-bottom: none; }
.comparacion-fila:nth-child(even) { background: var(--light); }
.comparacion-fila:hover { background: rgba(41,128,185,0.06); }
.comparacion-fila span:first-child { font-weight: 600; color: var(--primary); }

/* Tipos de distonías */
.tipos-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.tipo-card {
    background: var(--white);
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    transition: all 0.3s;
    border-top: 3px solid var(--primary-light);
    display: flex;
    flex-direction: column;
}
.tipo-card:hover { transform: translateY(-5px); box-shadow: 0 12px 35px rgba(0,0,0,0.1); }
.tipo-icono { width: 52px; height: 52px; background: rgba(41,128,185,0.1); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.tipo-icono i { font-size: 20px; color: var(--primary); }
.tipo-card h3 { font-family: var(--font-head); font-size: 15px; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.tipo-card p { font-size: 13px; color: var(--gray); line-height: 1.7; flex: 1; margin-bottom: 16px; }
.tipo-trat { font-family: var(--font-head); font-size: 11px; font-weight: 700; color: var(--primary-light); letter-spacing: 0.5px; text-transform: uppercase; }

/* Proceso DBS */
.proceso-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 28px; }
.proceso-paso { display: flex; gap: 20px; align-items: flex-start; background: var(--light); border-radius: 10px; padding: 28px; transition: all 0.3s; }
.proceso-paso:hover { box-shadow: 0 8px 24px rgba(0,0,0,0.08); transform: translateY(-3px); }
.proceso-numero { font-family: var(--font-head); font-size: 36px; font-weight: 800; color: var(--primary-light); opacity: 0.4; flex-shrink: 0; line-height: 1; }
.proceso-contenido h3 { font-family: var(--font-head); font-size: 16px; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.proceso-contenido p { font-size: 14px; color: var(--gray); line-height: 1.8; }

/* Foto DBS */
.seccion-foto-dbs { padding: 90px 0; background: var(--primary); }
.foto-dbs-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px; align-items: center; }
.foto-dbs-img img { width: 100%; border-radius: 12px; box-shadow: 0 20px 60px rgba(0,0,0,0.4); object-fit: cover; max-height: 500px; }
.foto-dbs-content h2 { font-family: var(--font-head); font-size: clamp(22px,2.5vw,32px); font-weight: 800; color: var(--white); margin-bottom: 20px; line-height: 1.3; }
.foto-dbs-content p { font-size: 15px; color: rgba(255,255,255,0.78); line-height: 1.9; margin-bottom: 16px; }

/* Responsive internas */
@media (max-width: 1024px) {
    .tipos-grid { grid-template-columns: repeat(2,1fr); }
    .proceso-grid { grid-template-columns: 1fr; }
    .foto-dbs-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 900px) {
    .intro-grid,
    .diagnostico-grid,
    .neurored-mini-grid,
    .foto-dbs-grid { grid-template-columns: 1fr; gap: 40px; }
    .sintomas-grid { grid-template-columns: 1fr; }
    .sintomas-secundarios { grid-template-columns: repeat(2,1fr); }
    .tratamiento-grid { grid-template-columns: 1fr; }
    .tipos-grid { grid-template-columns: repeat(2,1fr); }
    .proceso-grid { grid-template-columns: 1fr; }
    .comparacion-header,
    .comparacion-fila { grid-template-columns: 1fr 1fr 1fr; font-size: 12px; }
    .comparacion-header span,
    .comparacion-fila span { padding: 10px 10px; }
    .hero-interna { padding: 100px 0 50px; min-height: 300px; }
    .hero-interna-content h1 { font-size: clamp(24px,5vw,38px); }
}

@media (max-width: 600px) {
    .tipos-grid { grid-template-columns: 1fr; }
    .sintomas-secundarios { grid-template-columns: 1fr; }
    .comparacion-tabla { font-size: 12px; overflow-x: auto; display: block; }
    .stat-card { padding: 18px; }
    .info-box { padding: 24px 20px; }
    .proceso-paso { flex-direction: column; gap: 10px; }
    .proceso-numero { font-size: 28px; }
}